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DELL Precision R7910

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1. ssssssssssssssseeeeeem eee eene 95 Updating the BIOS NerfsIOT s cor ehe eet ee te I ae a SD 96 Resen bling the TPM for TXT USE iie pias 96 6 Troubleshooting your system essseseseeeeeeeeenenennn nnns 97 Safety first for you and your System tene tu tr eic e rite DEP t ren na Puta e t Ceuta 97 Troubleshooting system startup failure sse nnne 97 Troubleshooting external connections eg Re e de ede ise cesi cts 97 Troubleshooting the video subDsyStelm ce eue er TP rH Er riada 97 Troubleshooting a USB device iaceo ep EUG Te CER EE pe Age pet eek aae a CURE EUR e 97 Troubleshooting iDRAC Direct USB XML configuration 98 Troubleshooting iDRAC Direct laptop connection 98 Troubleshooting a serial l O device ciet teg ee E s ee tete 99 Troubleshootng alNlG dida 99 Troubleshooting a wet Systelri ode eladeoe bete bedarf et earn anaes 99 Troubleshooting a damaged system rennen entere 100 Troubleshooting the system battery 100 Troubleshooting power supply Units oti eoe e eerte tet ep oa eter a te ER E rH he equ 101 Powet source problerris eco er e Herm Erde rrr i aree Pee Pede pete 101 Power s pply nit probletris iia Api Troubleshooting cooling problems n tereti oie wn a ada Troubl shooting Cooling faris ide prier pe pide Pt eo m o ben Ee tu Rd Troubleshootirmg systerri MENO s uec inicr eee art dee OE PRU er EE ee i
2. Re enabling the TPM for TXT users 1 2 3 4 5 6 7 8 9 96 While booting your system press lt F2 gt to enter System Setup In the System Setup Main Menu click System BIOS System Security Settings In the TPM Security option select On with Pre boot Measurements In the TPM Command option select Activate Save the settings Reboot your system Enter System Setup again In the System Setup Main Menu click System BIOS System Security Settings In the Intel TXT option select On Troubleshooting your system Safety first for you and your system Z CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Troubleshooting system startup failure If you boot the system to the BIOS boot mode after installing an operating system from the UEFI Boot Manager the system hangs The reverse is also true You must boot to the same boot mode in which you installed the operating system For all other startup issues note the system messages that appear on the screen Troubleshooting external connections Ensure that all external cables are securely attached to the external connect
3. Check if USB 3 0 is enabled in System Setup If it is enabled disable it and restart your system f your keyboard is not functioning you can also use remote access f the system is not accessible reset the NVRAM CLR jumper inside your system and restore the BIOS to the default settings n the IDRAC Settings Utility ensure the USB Management Port Mode is configured as Automatic or Standard OS Use Reconnect and power on each USB device one at a time f a USB device causes the same problem power down the device replace the USB cable with a known good cable and power up the device Troubleshooting iDRAC Direct USB XML configuration For information on USB storage device and server configuration see the Integrated Dell Remote Access Controller User s Guide at dell com esmanuals Ensure your USB storage device is connect to the front USB Management Port identified by icon Ensure your USB storage device is configured with an NTFS or a FAT32 file system with only one partition Verify that the USB storage device is configured correctly For more information on configuring the USB storage device see the Integrated Dell Remote Access Controller User s Guide at dell com esmanuals In the IDRAC Settings Utility ensure the USB Management Port Mode is configured as Automatic or iDRAC Direct Only Make sure the iDRAC Managed USB XML Configuration option is either Enabled or Enabled only when the server has default credential
4. Asthe system boots press lt F11 gt 2 Use the up and down arrow keys to select System Utilities Launch Diagnostics The ePSA Pre boot System Assessment window is displayed listing all devices detected in the system The diagnostics starts executing the tests on all the detected devices Running the Embedded System Diagnostics from the Dell Lifecycle Controller 1 Asthe system boots press lt F11 gt Select Hardware Diagnostics Run Hardware Diagnostics The ePSA Pre boot System Assessment window is displayed listing all devices detected in the system The diagnostics starts executing the tests on all the detected devices 110 System diagnostic controls Menu Description Configuration Displays the configuration and status information of all detected devices Results Displays the results of all tests that are executed System health Provides the current overview of the system performance Event log Displays a time stamped log of the results of all tests run on the system This is displayed if at least one event description is recorded For information about embedded system diagnostics see the ePSA Diagnostics Guide Notebooks Desktops and Servers at dell com support manuals 111 Jumpers and connectors System board jumper settings For information on resetting the password jumper to disable a password see Disabling a forgotten password Table 4 System board jumper settings Jumper Setting Descri
5. Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Locate the internal dual SD module on the system board 2 If installed remove the SD card s 3 Hold the plastic pull tab and pull the dual SD module out of the system board e O A B C D E Figure 32 Removing and installing the Internal Dual SD Module IDSDM 1 Internal Dual SD module 2 LED status indicator 2 3 SD card 2 4 SD card slot 2 68 5 SD card slot 1 6 IDSDM connector The following table describes the IDSDM indicator codes Convention IDSDM indicator code Condition A Green Indicates that the card is online B Flashing green Indicates rebuild or activity C Flashing amber Indicates card mismatch or that the card has failed D Amber Indicates that the card is offline has failed or is write protected E Not lit Indicates that the card is missing or is booting Follow the procedure listed in After working inside your system To see a video on how to remove amp install the internal dual SD module and SD cards scan this QR code or click here http www Dell com QRL Workstation R7910 IDSM Quick
6. You can only modify the TPM Status TPM Activation and Intel TXT fields if the TPM Status field is set to either On with Pre boot Measurements or On without Pre boot Measurements Changes the operational state of the TPM By default the TPM Activation option is set to No Change Displays the TPM status Pad CAUTION Clearing the TPM results in the loss of all keys in the TPM The loss of TPM keys may affect booting to the operating system Clears all the contents of the TPM By default the TPM Clear option is set to No Enables or disables the Intel Trusted Execution Technology TXT To enable Intel TXT Virtualization Technology must be enabled and TPM Security must be Enabled with Pre boot measurements By default the Intel TXT option is set to Off Enables or disables the power button on the front of the system By default the Power Button option is set to Enabled 155 Menu Item Description NMI Button Enables or disables the NMI button on the front of the system By default the NMI Button option is set to Disabled AC Power Sets how the system reacts after AC power is restored to the system By default Recovery the AC Power Recovery option is set to Last AC Power Sets how the system supports staggering of power up after AC power is restored to Recovery Delay the system By default the AC Power Recovery Delay option is set to Immediate User Defined Delay Sets the User Defined Delay when the User Defined option for A
7. and so on e Memory modules of different capacities can be mixed provided other memory population rules are followed for example 4 GB and 8 GB memory modules can be mixed Mixing of more than two DIMM capacities in a system is not supported e Populate four DIMMs per processor one DIMM per channel at a time to maximize performance Sample memory configurations The following tables show sample memory configurations for one and two processor configurations that follow the appropriate memory guidelines 26 NOTE 1R 2R and 4R in the following tables indicate single dual and quad rank DIMMs respectively Table 1 Memory configurations single processor System capacity in GB 4 16 24 48 96 128 144 DIMM size in GB 4 16 16 16 and 8 Number of DIMMs 12 12 10 DIMM rank organization and frequency 1R 1R 1R 1R 1R 1R 2R 2R 1R 1R 1R 1R 2R 2R 2R 2R 2R 2R 2R 2R 2R x4 and 2R x8 1866 x8 2133 MT s x8 1866 MT s x8 2133 MT s x8 1866 MT s x8 2133 MT s x8 1866 MT s x8 2133 MT s x8 1866 MT s x8 2133 MT s x8 1866 MT s x8 1866 MT s x8 1600 MT s x8 2133 MT s x8 1866 MT s x8 1866 MT s x8 1600 MT s x4 2133 MT s x4 1866 MT s x4 2133 MT s x4 1866 MT s MT s 2R x4 and 2R x8 1600 MT s DIMM slot population A1 A1 A2 Al A2 A5 A4 A1 A2 A1
8. leftear control panel cable 87 3 release tab 4 backplane power cable 5 SAS cable 6 mini SAS cable connector 2 BP 1 f um E ee 1 hard drive backplane 2 backplane signal connector 1 3 system board 4 integrated storage controller card Installing the hard drive backplane 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 88 A CAUTION To prevent damage to the control panel flex cable do not to bend the control panel flex cable after it is inserted into the connector Use the hooks on the chassis as guides to align the hard drive backplane Slide down the hard drive backplane until the release tabs snap into place Connect the HHD SSD data signal and power cable to the backplane WN P Replace the cooling fan assembly Replace the cooling shroud Install the hard drives in their original locations AWN Follow the procedure listed in After working inside your system Control panel assembly Removing the control pan
9. 7 Removing and installing the cooling shroud 1 cooling shroud 2 touch point 2 Replace the cooling shroud See Installing the cooling shroud Follow the procedure listed in After working inside your system Installing the cooling shroud A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Align the tabs on the cooling shroud with the securing slots on the chassis Lower the cooling shroud into the chassis until it is firmly seated 23 4 Follow the procedure listed in After working inside your system System memory Your system supports DDRA registered DIMMs RDIMMs and load reduced DIMMs LRDIMMs K NOTE MT s indicates DIMM speed in MegaTransfers per second Memory bus operating frequency can be 1866 MT s or 2133 MT s depending on the following factors e DIMM type RDIMM or LRDIMM Number of DIMMs populated per channel e System profile selected for example Performance Optimized Custom or Dense Configuration Optimized e Maximum supported DIMM frequency of the processors The system contains 24 memory sock
10. All hard drives are connected to the system board through the hard drive backplane Hard drives are supplied in hard drive carriers that fit in the hard drive slots CAUTION Before attempting to remove or install a hard drive while the system is running see the documentation for the storage controller card to ensure that the host adapter is configured correctly to support hard drive removal and insertion CAUTION Do not turn off or reboot your system while the hard drive is being formatted Doing so can cause a hard drive failure Use only hard drives that have been tested and approved for use with the hard drive backplane When you format a hard drive allow enough time for the formatting to be completed Be aware that high capacity hard drives can take a number of hours to format Removing a 2 5 inch hard drive blank A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product A CAUTION To maintain proper system cooling all empty hard drive slots must have hard drive blanks installed 1 Ensure that you read the Safety instructions 2 If installed remove the bezel 3 Press the release b
11. authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 21 Figure 6 Inside the system Precision Rack 7910 V00ADOAANE e e FO 11 AS cooling fan 6 processor 2 DIMM 24 PCle card holder internal USB port power supply unit 2 expansion card riser 3 network daughter card expansion card riser 2 expansion card riser 1 hard drive backplane Cooling shroud 22 Removing the cooling shroud A A 1 2 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system If installed remove the full length PCle cards CAUTION Never operate your system with the cooling shroud removed The system may get overheated quickly resulting in shutdown of the system and loss of data Hold the shroud and lift it away from the system 1 2 Figure
12. including any attached peripherals Disconnect the system from the electrical outlet and peripherals Rotate the latch release lock counter clockwise to the unlocked position g AR oO mMwr Lift the latch and rotate the latch toward the back of the system 19 6 Hold the cover on both sides and lift the cover away from the system 2 1 system cover 2 latch latch release lock To see a video on removing and installing System Cover scan this QR code or click here http www Dell com QRL Workstation R7910 Cover Quick Resource Locator Dell com QRL Workstation R7910 Cover Installing the system cover Ensure that you read the Safety instructions To see a video on removing and installing System Cover scan this QR code or click here http www Dell com QRL Workstation R7910 Cover 20 Quick Resource Locator Dell com QRL Workstation R7910 Cover 1 Align the slots of the system cover with the tabs on the chassis 2 Press the cover release latch and push the cover toward the front of the chassis until the latch locks into place 3 Turn the latch release lock clockwise to the locked position Install the optional bezel gt 5 Reconnect the system to its electrical outlet and turn the system on including any attached peripherals Inside the system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as
13. model and BIOS version You can view the System Information screen by clicking System Setup Main Menu System BIOS gt System Information The System Information screen details are explained as follows Menu Item Description System Model Displays the system model name Name 124 Menu Item Description System BIOS Displays the BIOS version installed on the system Version System Displays the current revision of the Management Engine firmware Management Engine Version System Service Displays the system Service Tag Tag System Displays the name of the system manufacturer Manufacturer System Displays the contact information of the system manufacturer Manufacturer Contact Information System CPLD Displays the current revision of the system CPLD firmware Version UEFI Compliance Displays the system firmware UEFI compliance level Version Memory Settings screen details You can use the Memory Settings screen to view all the memory settings as well as to enable or disable specific memory functions such as system memory testing and node interleaving You can view the Memory Setting screen by clicking System Setup Main Menu System BIOS Memory Settings The Memory Settings screen details are explained as follows Menu Item Description System Memory Displays the amount of memory installed in the system Size System Memory Displays the type of memory installed in the system Type Sy
14. more information about the configuration of your computer go to Help and Support in your Windows operating system and select the option to view information about your computer Table 5 Processor Feature Type Cache Instruction Cache Data Cache Table 6 System Information Feature Chipset BIOS chip NVRAM Table 7 Memory Memory Type Speed Memory module sockets Capacity LRDIMMs RDIMMs Minimum memory 116 Specification One or two Intel Xeon processor E5 2600 v3 product family 32 KB 32 KB 256 KB Mid Level Cache per core up to 20 MB 4C 10 MB 6C 15 MB 12 MB 8C 20 MB Last Level Cache shared among all cores Specification Intel C612 chipset 8 MB 4 MB serial flash EEPROM Specification 1333 MT s 1600 MT s 1866 MT s or 2133 MT s DDR4 registered load reduced Error Correcting Code ECC DIMMs Support for advanced ECC or memory optimized operation 1866 Mhz 2133 Mhz or 1600 MHz Twenty four 288 pin 2 GB 4 GB 8 GB and 16 GB 32 GB quad ranked 4 GB single ranked 8 GB or 16 GB dual ranked 4 GB with a single processor Memory Maximum memory LRDIMMs Table 8 Video Video Video type Video memory Table 9 Network Network Integrated Table 10 Expansion Bus Expansion Bus Bus type Bus speed Table 11 Card Slots Card Slots Specification 8 GB with a dual processor minimum one DIMM module per processor Up to 768 GB with a dual processor Up to 256 GB with a
15. permanently install a metal filler bracket over the empty slot opening and close the expansion card locking tabs NOTE You must install a filler bracket over an empty expansion slot to maintain Federal Communications Commission FCC certification of the system The brackets also keep dust and dirt out of the system and aid in proper cooling and airflow inside the system 64 Figure 30 Removing and installing the GPU card 1 expansion card locking tab 3 2 GPU card 3 PCle card holder latch 4 expansion card latch 5 expansion card riser 5 Follow the procedure listed in After working inside your system SD vFlash media card A vFlash SD card is a Secure Digital SD card that plugs into the vFlash SD card slot in the system It provides persistent on demand local storage and a custom deployment environment that allows automation of server configuration scripts and imaging It emulates USB device s For more information see the Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals Replacing an SD vFlash media card 1 Locate the SD vFlash media slot on the system For Precision Rack 7910 systems it is located on the back panel of the system 2 To remove the SD vFlash media card push the card inward to release it and pull the card from the card slot 65 Figure 31 Removing and installing the SD vFlash media card 1 SD vFlash media card 2 SD vFlash media card slot 3 To install an S
16. screen details You can use the Processor Settings screen to view the processor settings and perform specific functions such as enabling virtualization technology hardware prefetcher and logical processor idling You can view the Processor Settings screen by clicking System Setup Main Menu System BIOS gt Processor Settings The Processor Settings screen details are explained as follows Menu Item Logical Processor Maximum data rate Alternate RTID Requestor Transaction ID Setting Virtualization Technology Address Translation Services ATS Adjacent Cache Line Prefetch Hardware Prefetcher DCU Streamer Prefetcher 126 Description Enables or disables the logical processors and displays the number of logical processors If the Logical Processor option is set to Enabled the BIOS displays all the logical processors If this option is set to Disabled the BIOS only displays one logical processor per core By default the Logical Processor option is set to Enabled QPI Speed maximum data rate 9 6 Gt s 8 0 GT s 6 4 GT s Enables you to allocate more RTIDs to the remote socket thereby increasing cache performance between the sockets or easing work in normal mode for NUMA By default the Alternate RTID Requestor Transaction ID Setting is set to Disabled Enables or disables the additional hardware capabilities provided for virtualization By default the Virtualization Technology option is set to Ena
17. single processor Specification Matrox G200eR2 16 MB Specification Intel 82579 and Intel 82574 Ethernet controllers Specification PCI Express Generation 3 PCI 133 MB s PCI Express e PCle 3 0 x16 slots bidirectional speed 16 GB s e PCle 3 0 x8 slots bidirectional speed 8 GB s e PCle 3 0 x4 slots bidirectional speed 4 GB s e PCle 2 0 x4 slots bidirectional speed 2 GB s PCI 2 3 32 bit 33MHz 133MB s SAS 3 Gbps and 6 Gbps SATA 1 5 Gbps 3 Gbps and 6 Gbps USB 3 0 480 Mbps high speed 12 Mbps full speed 1 2 Mbps low speed Specification Riser 1 Slot 1 Slot 2 Slot 3 Riser 2 Slot 4 One half height low profile x8 link One half height low profile x8 link One half height low profile x8 link One full height full length x16 link 117 Card Slots Slot 5 Riser 3 default Slot 6 Slot 7 Riser 3 alternate for GPU Slot 6 Table 12 Drives Drives Hard drives Eight hard drive systems Internally accessible Optical drive Table 13 External Connectors External connectors NIC Network Serial USB Video System ID External vFlash card Table 14 Internal Connectors Internal connectors SATA Risers 118 Specification NOTE To use slots 1 through 4 both the processors must be installed One full height full length x8 link One full height full length x8 link One full height full length x8 link One full height full length x16 link Specif
18. splays the power output of the system in BTU hr or Watts The display format can e configured in the Set home submenu of the Setup menu 7Y UY y g Q splays the temperature of the system in Celsius or Fahrenheit The display format can be configured in the Set home submenu of the Setup menu 5 Documentation matrix The documentation matrix provides information on documents that you can refer to for setting up and managing your system To Install your system into a rack Set up your system and know the system technical specifications Install the operating system Get an overview of the Dell Systems Management offerings Configure and log in to DRAC set up managed and management system know the iDRAC features and troubleshoot using iDRAC Know about the RACADM subcommands and supported RACADM interfaces Launch enable and disable Lifecycle Controller know the features use and troubleshoot Lifecycle Controller Use Lifecycle Controller Remote Services Set up use and troubleshoot OpenManage Server Administrator Install use and troubleshoot OpenManage Essentials Know the features of the storage controller cards deploy the cards and manage the storage subsystem Check the event and error messages generated by the system firmware and agents that monitor system components Refer to Rack documentation included with your rack solution Getting Started With Your System that shipped with
19. supply units are of the same type and wattage Ensure that you use only power supply units with the Extended Power Performance EPP label on the back Reseat the power supply unit NOTE After installing a power supply unit allow several seconds for the system to recognize the power supply unit and determine if it is working properly 101 Troubleshooting cooling problems A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that the following conditions exist e System cover cooling shroud EMI filler panel or back filler bracket is not removed Ambient temperature is not too high External airflow is not obstructed Acooling fan is not removed or has not failed The expansion card installation guidelines have been followed Additional cooling can be added by one of the following methods From the iDRAC Web GUI 1 Click Hardware Fans Setup 2 From the Fan Speed Offset drop down list select the cooling level needed or set the minimum fan speed to a custom value From F2 System Setup 1 Select iDRAC Settings Thermal and set a higher fan speed
20. support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Unpack the new system board assembly CAUTION Do not lift the system board assembly by grasping a memory module processor or other components CAUTION Take care not to damage the system identification button while placing the system board into the chassis Hold the touch points and lower the system board into the chassis Push the system board toward the back of the chassis until the board clicks into place Install the Trusted Platform Module TPM 74 NOTE The TPM plug in module is attached to the motherboard and cannot be removed A replacement TPM plug in module will be provided for all motherboard replacements where a TPM plug in module was installed Reconnect all cables to the system board cable retention bracket PCle card holder integrated storage controller card internal USB key if applicable internal dual SD module install PCle cards in risers heat sink s heat sink blank s and processors s processor blank s memory modules and memory module blanks network daughter card 707000500 cooling fan assembly e k cooling shroud l power supply unit s K NOTE Ensure that the cables inside the system are routed along the chassis wall and secured using the cable securing bracket 3 Follow the procedure listed in After working in
21. system board holder Replace the expansion card riser 1 Replace the cooling shroud Follow the procedure listed in After working inside your system Installing the integrated storage controller card A pr Me E Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system Remove the cooling shroud Remove the expansion card riser 1 Keep the 2 Phillips screwdriver handy 71 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Align the end of the integrated storage controller card opposite the connector with the integrated storage controller card holder 2 Lower the connector side of the integrated storage controller card into the integrated storage controller card connector on the system board Ensure that the tabs on the system board align with the screw holes on the integrated storage controller card 3 Align the screws on the integrated storage controller card cable with the screw holes on the connector 4 Tighten the screws to secure the integrated storage controller card cable with the integrated storage con
22. that each expansion card is firmly seated in its connector e Install the system cover 6 Ifthe problem is not resolved turn off the system and attached peripherals and disconnect the system from the electrical outlet 7 Remove the system cover Remove all expansion cards installed in the system 9 Install the system cover 10 For each expansion card you removed in step 8 perform the following steps a Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Reinstall one of the expansion cards Install the system cover Run the appropriate diagnostic test For more information see Using System Diagnostics onc Troubleshooting processors A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Run the appropriate diagnostics test See Using System Diagnostics for available diagnostic tests Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Ensure that the processor and heat sink are properly installed Install the system cove
23. the Key Exchange Key Database KEK Database Authorized mports exports deletes or restores entries in the Authorized Signature Database Signature db Database Forbidden mports exports deletes or restores entries in the Forbidden Signature Database Signature dbx Database Miscellaneous Settings screen details You can use the Miscellaneous Settings screen to perform specific functions such as updating the asset tag and changing the system date and time You can view the Miscellaneous Settings screen by clicking System Setup Main Menu System BIOS Miscellaneous Settings 136 The Miscellaneous Settings screen details are explained as follows Menu Item System Time System Date Asset Tag Keyboard NumLock F1 F2 Prompt on Error Load Legacy Video Option ROM In System Characterization Dell Wyse P25BIOS Access Debug Menu Description Enables you to set the time on the system Enables you to set the date on the system Displays the asset tag and enables you to modify it for security and tracking purposes Enables you to set whether the system boots with the NumLock enabled or disabled By default the Keyboard NumLock is set to On K NOTE This option does not apply to 84 key keyboards Enables or disables the F1 F2 prompt on error By default F1 F2 Prompt on Error is set to Enabled The F1 F2 prompt also includes keyboard errors Enables you to determine wether the system BIOS loads the
24. them to the 6 pin and 8 pin connectors on the GPU card if required not all GPU cards require external power connectors K NOTE Ensure the GPU card is installed correctly into the GPU card lock 8 Press down on the GPU card lock to secure the card in position 63 9 Ensure the GPU card is seated into the PCle card holder latch 10 Press the touch point to open the PCle card holder latch and or the expansion card locking tabs 11 Connect the GPU power cable to the riser 12 Close the expansion card latch latches Follow the procedure listed in After working inside your system Removing a GPU card 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Lift the expansion card latch Close the expansion card locking tabs on the cooling shroud and the risers 3 Hold the GPU card by its edges and slide out the GPU card at an angle to release it from the connector on the riser card 4 Disconnect the cable from the GPU card 5 Ifyou are removing the card
25. times at 4 Hz rate and turns off This indicates that the power supply unit is mismatched with the other power supply unit in terms of efficiency feature set health status and supported voltage Replace the power supply unit that has the flashing indicator with a power supply unit that matches the capacity of the other installed power supply unit Convention Power indicator pattern Flashing amber Not lit Condition Es NOTE For AC power supplies use only PSUs with the Extended Power Performance EPP label on the back Mixing PSUs from previous generations of servers can result in a PSU mismatch condition or failure to power on Indicates a problem with the power supply unit A A A A CAUTION When correcting a power supply unit mismatch replace only the power supply unit with the flashing indicator Swapping the opposite power supply unit to make a matched pair can result in an error condition and unexpected system shutdown To change from a High Output configuration to a Low Output configuration or vice versa you must power down the system CAUTION AC power supplies support both 220 V and 110 V input voltages with the exception of Titanium power supplies which support only 220 V When two identical power supplies receive different input voltages they can output different wattages and trigger a mismatch CAUTION If two power supplies are used they must be of the same type and have the same maximum ou
26. you must firmly support the connector while installing or removing a battery 2 Place your finger between the securing tabs at the negative side of the battery connector and lift the battery out of the socket 2 3 mal ba 5 Figure 41 Removing the system battery 1 positive side of the battery connector 2 system battery negative side of the battery connector 3 To install a new system battery hold the battery with the facing up and slide it under the securing tabs 85 4 Press the battery into the connector until it snaps into place Figure 42 Installing the system battery 1 system battery 2 positive side of the battery connector Install the cooling shroud Follow the procedure listed in After working inside your system While booting press F2 to enter the System Setup and ensure the battery is operating properly Enter the correct time and date in the System Setup Time and Date fields m AR oO mr Exit the System Setup To see a video on how to remove amp install the system battery scan this QR code or click here http www Dell com QRL Workstation R7910 Battery Quick Resource Locator Dell com QRL Workstation R7910 Battery Hard drive backplane Depending on your system configuration Precision Rack 2 5 inch x8 HHD SSD 7910 86 Removing the hard drive backplane Ensure that you read the Safety instructions 1 2 Follow the procedure listed in Befor
27. your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product A CAUTION Do not use your system without the PCle card holder installed The PCle card holder is necessary to ensure proper system cooling 1 Pressthe release tab and slide the card holder toward the back of the chassis to release the PCle card holder from the chassis 2 Liftthe PCle card holder out of the chassis K NOTE To ensure proper system cooling you must replace the PCle card holder 2 Figure 17 Removing and installing the PCle card holder 1 PCle card holder 2 release tab 1 Replace the PCle card holder 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI Quick Resource Locator Dell com QRL Workstation R7910 PCI 46 Installing the PCle card holder 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telep
28. 1 F maximum dew point Atmosphere must be non condensing at all times 10 to 80 Relative Humidity with 29 C 84 2 F maximum dew point 0 26 Grms at 5 Hz to 350 Hz all operation orientations 1 88 Grms at 10 Hz to 500 Hz for 15 min all six sides tested Six consecutively executed shock pulses in the positive and negative x y and z axes of 40 G for up to 2 5 ms Six consecutively executed shock pulses in the positive and negative x y and z axes one pulse on each side of the system of 71 G for up to 2 ms G1 or lower as defined by ISA S71 04 1985 5048 m 10 000 ft 12 000 m 39 370 ft Maximum temperature is reduced by 1 C 300 m 1 F 547 ft above 950 m 3 117 ft Maximum temperature is reduced by 1 C 175 m 1 F 319 ft above 950 m 3 117 ft Maximum temperature is reduced by 1 C 125 m 1 F 228 ft above 950 m 3 117 ft 121 10 System Setup Boot Menu As with previous workstation platforms this computer includes a one time boot menu This feature gives users a quick and convenient mechanism to bypass the System Setup defined boot device order and boot directly to a specific device for example floppy CD ROM or hard drive The boot menu enhancements introduced on previous platforms are as follows e Easier access Although the lt Ctrl gt lt Alt gt lt F8 gt keystroke still exists and can be used to call up the menu simply press lt F12 gt during system boot to access the m
29. 2 A9 A5 A1 J_FAN2U_3 J_BP1 J_FAN2U_2 A3 A7 A11 A4 A8 A12 J_FAN2U_1 Description USB connector Video connector Serial connector DRAC8 connector System identification connector System identification button Trusted Platform Module connector iser 5 connector iser 1 connector iser 2 connector iser 1 connector R R R R Riser 5 connector R iser 5 connector Internal SAS connector Mini PERC connector Internal USB connector Internal SAS connector Battery connector Processor socket 2 Backplane power connector 5 Memory module sockets Backplane signal connector 2 Cooling fan connector Cooling fan connector Backplane power connector 2 Memory module sockets Cooling fan connector Memory module sockets Cooling fan connector Backplane power connector Cooling fan connector Memory module sockets Cooling fan connector Item Connector Description 44 45 46 J_CTRL_PNL Control panel signal connector CPU 1 Processor 1 J_FP_USB Front panel USB connector Disabling a forgotten password The system s software security features include a system password and a setup password The password jumper enables these password features or disables them and clears any password s currently in use A pl 10 11 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation
30. 6 A7 A8 B1 B2 B3 B4 B5 B6 B7 B8 2R x8 1866 MT s 16 8 2R x4 2133 MT s A1 A2 A3 A4 B1 B2 B3 B4 2R x4 1866 MT s System DIMM size in capacity in GB GB 160 192 256 384 512 768 16 and 8 16 16 16 32 32 32 Number of DIMMs 20 12 24 12 16 24 12 16 24 DIMM rank organization and frequency 2R x8 1866 MT s 2R x8 1600 MT s 2R x4 2133 MT s 2R x8 2133 MT s 2R x4 1866 MT s 2R x8 1866 MT s 2R x8 1866 MT s 2R x8 1600 MT s 2R x4 2133 MT s 2R x4 1866 MT s 2R x4 2133 MT s 2R x4 1866 MT s 2R x4 1866 MT s 2R x4 1600 MT s LRDIMM 4R x4 2133 MT s LRDIMM 4R x4 2133 MT s LRDIMM 4R x4 1866 MT s LRDIMM 4R x4 1600 MT s Removing memory modules A DIMM slot population Al A9 B7 Al B3 A2 A3 A4 A5 A6 A7 A8 A11 B1 B2 B3 B4 B5 B6 B8 B9 B11 A2 A3 A4 A5 A6 B1 B2 B4 B5 B6 K NOTE 16 GB DIMMs must A1 A1 B3 A1 B1 A1 A1 B3 A1 B1 A1 A10 A11 A12 B1 B2 B3 B4 B5 be installed in slots numbered A1 A2 A3 A4 B1 B2 B3 and B4 and 8 GB DIMMs must be installed in slots A5 A6 B5 and B6 A2 A3 A4 A5 A6 A7 A8 A9 B5 A10 A11 A12 B1 B2 B3 B4 B6 B7 B8 B9 B10 B11 B12 A2 A3 A4 A5 A6 B1 B2 B4 B5 B6 A2 A3 A4 A5 A6 A7 A8 B2 B3 B4 B5 B6 B7 B8
31. 91 A 92 CAUTION If you are using the Trusted Platform Module TPM with an encryption key you may be prompted to create a recovery key during program or System Setup Be sure to create and safely store this recovery key If you replace this system board you must supply the recovery key when you restart your system or program before you can access the encrypted data on your hard drives CAUTION Do not attempt to remove the TPM plug in module from the motherboard Once the TPM plug in module is installed it is cryptographically bound to that specific motherboard Any attempt to remove an installed TPM plug in module breaks the cryptographic binding and it cannot be re installed or installed on another motherboard Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system Remove the following a cooling shroud b cooling fan assembly c power supply unit s d remove all PCle cards installed in Riser 2 and Riser 5 e integrated storage controller card f internal dual SD module g internal USB key if installed h PCle card holder cable retention bracket j heatsink s heat sink blank s k processors s processor blank s CAUTION To prevent damage to the processor pins when replacing a faulty system board ensure that you cover the processor socket with the processor protective cap l memory modules and memory module blanks m network daughter card D
32. A2 A3 A4 A5 A6 A7 A8 A10 A11 A12 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 A2 A3 A4 A5 A6 B1 B2 B4 B5 B6 A2 A3 A4 A5 A6 A7 A8 B2 B3 B4 B5 B6 B7 B8 A2 A3 A4 A5 A6 A7 A8 B6 B7 B8 B9 B10 B11 B12 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions 29 2 Follow the procedure listed in Before working inside your system 3 Remove the cooling shroud A WARNING The memory modules are hot to the touch for some time after the system has been powered down Allow time for the memory modules to cool before handling them Handle the memory modules by the card edges and avoid touching the components or metallic contacts on the memory module A CAUTION To ensure proper system cooling memory module blanks must be installed in any memory socket that is not occupied Remove memory module blanks only if you intend to install memory modules in those sockets 1 Locate the appropriate memory module socket CAUTION Handle each memory module only by the card edges making sure not to touch th
33. A2 A5 A4 A1 A2 A5 A4 A10 A11 A12 Al A2 A5 A4 Al A2 A5 A4 A10 A11 A12 Al A2 A5 A4 A1 A2 A5 A4 Al A2 A5 A4 A11 A5 A6 A5 A6 A7 A8 A9 A5 A6 A5 A6 A7 A8 A9 A5 A6 A5 A6 A7 A8 A5 A6 A7 A8 A9 27 System capacity in GB 384 DIMM size Numberof DIMM rank DIMM slot population in GB DIMMs organization and frequency K NOTE 16 GB DIMMs must be installed in slots numbered A1 A2 A3 A4 A5 A6 A7 and A8 and 8 GB DIMMs must be installed in slots A9 and A11 32 12 LRDIMM x4 1866 MT s A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 LRDIMM x4 1600 MT s Table 2 Memory configurations two processors System capacity in GB 16 32 64 96 128 28 DIMM size in Number of DIMM rank DIMM slot population GB DIMMs organization and frequency 4 4 1R x8 2133 MT s A1 A2 B1 B2 1R x8 1866 MT s 4 8 1R x8 2133 MT s A1 A2 A3 A4 B1 B2 B3 B4 1R x8 1866 MT s 4 16 1R x8 2133 MT s A1 A2 A3 A4 A5 A6 A7 A8 B1 B2 B3 B4 B5 B6 B7 B8 1R x8 1866 MT s 8 8 2R x8 2133 MT s A1 A2 A3 A4 B1 B2 B3 B4 2R x8 1866 MT s 4 24 1R x8 1866 MT s A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 B1 B2 B3 B4 1R x8 1600 MT s B5 B6 B7 B8 B9 B10 B11 B12 8 12 2R x8 2133 MT s A1 A2 A3 A4 A5 A6 B1 B2 B5 B4 B5 B6 2R x8 1866 MT s 8 16 2R x8 2133 MT s A1 A2 A3 A4 A5 A
34. B AWNPE OE e NOTE You must install a filler bracket over an empty expansion slot to maintain Federal Communications Commission FCC certification of the system The brackets also keep dust and dirt out of the system and aid in proper cooling and airflow inside the system 55 S 3 1 N g S y ee Figure 21 Removing and installing an expansion card from expansion card riser 1 1 tabA 2 expansion card riser 1 cage expansion card connector 4 tabB 5 latch 6 expansion card 1 Install the expansion card riser 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI Quick Resource Locator Dell com QRL Workstation R7910 PCI Installing an expansion card into the expansion card riser 1 1 Ensure that you read the Safety instructions 54 2 Follow the procedure listed in Before working inside your system 3 Remove the expansion card riser Pull straight up on the riser using the blue touch points on the top of the riser A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not cov
35. BIOS version from dell com support and follow the instructions included in the compressed download file to install the update on your system K NOTE You can update the system BIOS using the Lifecycle Controller 4 Follow the procedure listed in Before Working Inside Your Computer e If installed remove the full length PCle card s 6 Remove the cooling shroud A WARNING The heat sink and processor are hot to the touch for some time after the system has been powered down Allow the heat sink and processor to cool before handling them A CAUTION Never remove the heat sink from a processor unless you intend to remove the processor The heat sink is necessary to maintain proper thermal conditions 1 To remove the heat sink a Loosen one of the screws that secure the heat sink to the system board Wait 30 seconds for the heat sink to loosen from the processor Remove the screw diagonally opposite the screw you first removed Repeat the procedure for the remaining two screws d Remove the heat sink 75 76 2 4 Figure 35 Removing and installing a processor heat sink 1 captive screw 4 2 heat sink 3 processor socket 4 slot 4 CAUTION The processor is held in its socket under strong pressure Be aware that the release lever can spring up suddenly if not firmly grasped 4 Figure 36 Processor shield 1 close first socket release lever 2 lock icon processor 4 open first socket release lever 5 u
36. C Power Recovery 60s to 240s Delay is selected UEFI Variable Provides varying degrees of securing UEFI variables When set to Standard the Access default UEFI variables are accessible in the Operating System per the UEFI specification When set to Controlled selected UEFI variables are protected in the environment and new UEFI boot entries are forced to be at the end of the current boot order Secure Boot Enables Secure Boot where the BIOS authenticates each pre boot image using the certificates in the Secure Boot Policy Secure Boot is disabled by default Secure Boot Policy When Secure Boot policy is Standard the BIOS uses the system manufacturer s key and certificates to authenticate pre boot images When Secure Boot policy is Custom the BIOS uses the user defined key and certificates Secure Boot policy is Standard by default Secure Boot Policy Views the list of certificates and hashes that secure boot uses to authenticated Summary images Secure Boot Custom Policy Settings Secure Boot Custom Policy Settings is displayed only when Secure Boot Policy is set to Custom In the System Setup Main Menu click System BIOS System Security Secure Boot Custom Policy Settings The Secure Boot Custom Policy Settings screen details are explained as follows Menu Item Description Platform Key mports exports deletes or restores the platform key PK Key Exchange Key Allows you to import export delete or restore entries in
37. D vFlash media card with the label side facing up insert the contact pin end of the SD vFlash media card into the card slot on the module K NOTE The slot is keyed to ensure correct insertion of the card 4 Press the card inward to lock it into the slot Internal dual SD module NOTE When the Redundancy option is set to Mirror Mode in the Integrated Devices screen of the System Setup the information is replicated from one SD card to another Removing an internal SD card Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system 1 2 3 Locate the SD card slot on the internal dual SD module and press the card to release it from the slot 4 Follow the procedure listed in After working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product To see a video on how to remove amp install the internal dual SD module and SD cards scan this QR code or click here http www Dell com QRL Workstation R7910 1DSM 66 Quick Resource Locator Dell com QRL Workstation R7910 IDSM Installing an internal SD c
38. Dell Precision Rack 7910 Owner s Manual Regulatory Model E31S Regulatory Type E31S001 Notes Cautions and Warnings Es NOTE A NOTE indicates important information that helps you make better use of your computer A CAUTION A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A WARNING A WARNING indicates a potential for property damage personal injury or death Copyright O 2014 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their respective companies 2014 08 Rev ADO Contents 1 Working on Your COMputer nicas 8 Turning Off Your COImpUterssdsdene serpiente te t bt pe ote eee be tat c Bae Fed te a Rte tren 8 2 LED Pare feat res icc eL 9 moneo EE P 9 SR A 10 MA A A PEN 10 3 Documentation MADE ici tica dali e 11 4 Hard drive indicator COCES cccccecceeceeneeeeeeeneeeeeeeeeeeneeseneeaeeeeeseeneteeseeeseeneeens 12 5 Installing and removing system components sene 14 Safety Instructions c A O ecce cete 14 Before working inside your system enne ener enn enr enne nennen 14 After working inside your system nente nennen nnne nnne innen e
39. Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port 129 Menu Item Capacity Port I Model Drive Type Capacity Port J Model Drive Type Capacity Description Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type o
40. Ensure that the required device drivers for your controller card are installed and are configured correctly See the operating system documentation for more information Reboot the system and enter the System Setup Verify that the controller is enabled and the drives are displayed in the System Setup 105 Troubleshooting a storage controller A E DADA ANDE 10 11 12 13 14 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product NOTE When troubleshooting a SAS or PERC controller see the documentation for your operating system and the controller Run the appropriate diagnostic test For more information see Using System Diagnostics Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Verify that the installed PERC card is compliant with the expansion card installation guidelines Ensure that the PERC card is firmly seated in its connector Install the system cover Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the problem is not resolved turn off the
41. HDD 7 Quick Resource Locator Dell com ORL Workstation R7910 HDD Optical drive optional Removing the optical drive 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product K NOTE This procedure applies only to the 8 hard drive system 1 Disconnect the power data cable from the back of the drive Note the routing of the power data cable on the side of the system as you remove them from the system board and drive You must route these cables properly when you replace them to prevent them from being pinched or crimped 2 To release the optical drive press the release tab Lal Slide the optical drive out of the system until it is free of the optical drive slot 4 If you are not adding a new optical drive install the optical drive blank 38 Figure 13 Removing and installing the optical drive 1 optical drive 2 power and data cable release tab Follow the procedure listed in After working inside your system To see a video on how to r
42. Resource Locator Dell com ORL Workstation R7910 IDSM Installing the internal dual SD module 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Locate the IDSDM connector on the system board 2 Align the connectors on the system board and the dual SD module 3 Push the dual SD module until it is firmly seated on the system board 1 Install the SD vFlash media card s 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install the internal dual SD module and SD cards scan this QR code or click here http www Dell com QRL Workstation R7910 IDSM 69 Quick Resource Locator Dell com QRL Workstation R7910 IDSM Integrated storage controller card Your system includes a dedicated expansion card slot on the system board for an integrated controller card that provides the integrated storage subsystem for your system s internal hard drives The controller supports SAS and SATA hard drives and als
43. a lint free cloth Locate the processor socket If applicable remove the socket protective cap Release the open first socket release lever near the unlock icon by pushing the lever down and out from under the tab Similarly release the close first socket release lever near the lock icon Q by pushing the lever down and out from under the tab Lift the lever 90 degrees upward Hold the tab near the lock symbol on the processor shield and lift it up and out of the way To install the processor in the socket A CAUTION Positioning the processor incorrectly can permanently damage the system board or the processor Be careful not to bend the pins in the socket CAUTION While removing or reinstalling the processor wipe your hands of any contaminants Contaminants on the processor pins such as thermal grease or oil can damage the processor a Align the processor with the socket keys CAUTION Do not use force to seat the processor When the processor is positioned correctly it engages easily into the socket b Align the pin 1 indicator of the processor with the triangle on the system board socket socket c Place the processor on the socket such that the slots on the processor align with the socket keys 79 CAUTION Do not use force to seat the processor When the processor is positioned correctly it engages easily into the socket d Close the processor shield e Lower the close first socket release lever near the lock ico
44. a power source and an error is detected the LCD lights amber regardless of whether the system is turned on or off 8 Hard drives Up to eight 2 5 inch drives 9 vFlash media card slot 3 Allows you to insert a vFlash media card 10 USB connector c Allows you to connect USB devices to the system The ports are USB 2 0 compliant 11 USB management port ect Allows you to connect USB devices to the system iDRAC Direct or provides access to the iDRAC Direct features For more information see the Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals The USB management port is USB 2 0 compliant 12 Optical drive optional One optional SATA DVD ROM drive or DVD RW drive 13 System identification The identification buttons on the front and back button panels can be used to locate a particular system within a rack Precision Rack When one of these buttons 7910 is pressed the LCD panel on the front and the system status indicator on the back flashes until one of the buttons is pressed again Press to toggle the system ID on and off If the system stops responding during POST press and hold the system ID button for more than five seconds to enter BIOS progress mode To reset DRAC if not disabled in F2 DRAC setup press and hold the button for more than 15 seconds 14 System identification Connects the optional system status indicator connector assembly through the optional cable management arm 15 DRAC8 Enterp
45. abled Enables or disables the operating system capability to put logical processors in the idling state in order to reduce power consumption By default the option is set to Disabled Allows reconfiguration of Thermal Design Power TDP to lower levels TDP refers to the maximum amount of power the cooling system is required to dissipate Enables or disables the X2Apic mode NOTE Depending on the number of installed CPUs there may be up to four processor listings Controls the turbo engagement Enable this option only when System Profile is set to Performance Controls the number of enabled cores in each processor By default the Number of Cores per Processor option is set to AIL Specifies if the processor s support 64 bit extensions Displays the maximum core frequency of the processor NOTE Depending on the number of installed CPUs there may be up to four processor listings The following settings are displayed for each processor installed in the system Displays the family model and stepping of the processor as defined by Intel splays the brand name reported by the processor splays the total L2 cache splays the total L5 cache U U U U splays the number of cores per processor Es NOTE Depending on the number of installed CPUs there may be up to four processor listings The following settings are displayed for each processor installed in the system Displays the family model and stepping of
46. age or F1 F2 pause is displayed Expansion card installation guidelines Depending on your system configuration The following PCI Express generation 3 Expansion Card Risers are supported Table 3 Supported expansion cards Riser PCleSlot Processor Height Length Link SlotWidth Connection Width 1 1 Processor 2 Low Profile Half Length x8 x16 1 2 Processor 2 Low Profile Half Length x8 x16 1 3 Processor 2 Low Profile Half Length x8 x16 2 4 Processor 2 Full Height Full Length x16 x16 2 3 Processor 1 Full Height Full Length x8 x16 3 default 6 Processor 1 Full Height Full Length x8 x16 3 alternate 6 Processor 1 Full Height Full Length x16 x16 3 default 7 Processor 1 Full Height Full Length x8 x16 K NOTE To use PCle slots 1 through 4 on the riser both the processors must be installed K NOTE The expansion card slots are not hot swappable Removing an expansion card from expansion card riser 2 or 3 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside you
47. ard 1 2 A Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product NOTE To use an SD card with your system ensure that the Internal SD Card Port is enabled in the System Setup Locate the SD card connector on the internal dual SD module system motherboard Orient the SD card appropriately and insert the contact pin end of the card into the slot K NOTE The slot is keyed to ensure correct insertion of the card Press the card into the card slot to lock it into place If removed replace the cooling shroud Follow the procedure listed in After working inside your system To see a video on how to remove amp install the internal dual SD module and SD cards scan this QR code or click here http www Dell com QRL Workstation R7910 IDSM Dell com QRL Workstation R7910 IDSM Removing the internal dual SD module 1 2 Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system 67 A CAUTION
48. ard disk device in the list is attempted to boot When set to Enabled all hard disk devices are attempted Menu Item Boot Options Settings Boot Sequence Hard Disk Drive Sequence Description in order as listed in the Hard Disk Drive Sequence This option is not enabled for UEFI Boot Mode Configures the boot sequence and the boot devices Integrated NIC 1 Port 1 Partition 1 Integrated NIC 1 Port 1 Partition 1 IBA XE Slot 0100 v2308 Embedded SATA Port Optical Drive PLDS DVD RW DS 8ABSH Hard Drive C This field specifies the order in which hard disk drives will be configured in the system The first hard drive in the system will be the bootable C Press F1 for more information Embedded SATA Port Disk A STSOOUMO01 1EK162 Integrated Devices screen details You can use the Integrated Devices screen to view and configure the settings of all integrated devices including the video controller integrated RAID controller and the USB ports You can view the Integrated Devices screen by clicking System Setup Main Menu System BIOS Integrated Devices The Integrated Devices screen details are explained below Menu Item USB 3 0 Setting User Accessible USB Ports Internal USB Port Integrated Network Card 1 l OAT DMA Engine Embedded Video Controller Description Enables or disables the USB 3 0 support Enable this option only if your operating system supports USB 3 0 If you disable this option
49. at do not Halt the system The following is a list of BIOS error messages that do not halt the system but will display a warning messages pause for a few seconds and then continue to boot e Alert Cover was previously removed Alert Error initializing PCI Express slot n or bridge System messages For a list of event and error messages generated by the system firmware and agents that monitor system components see the Dell Event and Error Messages Reference Guide at dell com esmmanuals Warning messages A warning message alerts you to a possible problem and prompts you to respond before the system continues a task For example before you format a hard drive a message warns you that you may lose all data on the hard drive Warning messages usually interrupt the task and require you to respond by typing y yes or n no NOTE Warning messages are generated by either the application or the operating system For more information see the documentation that accompanied the operating system or application Diagnostic messages The system diagnostic utilities may issue messages if you run diagnostic tests on your system See the Using system diagnostics for more information about system diagnostics Alert messages The systems management software generates alert messages for your system Alert messages include information status warning and failure messages for drive temperature fan and power conditions For 108 more i
50. bled Allows you to define the Address Translation Cache ATC for devices to cache the DMA transactions This filed provides an interfaces to a chipset s Address Translation and Protection Table to translate DMA addresses to host addresses By default the option is set to Enabled Optimizes the system for applications that require high utilization of sequential memory access By default the Adjacent Cache Line Prefetch option is set to Enabled You can disable this option for applications that require high utilization of random memory access Enables or disables the hardware prefetcher By default the Hardware Prefetcher option is set to Enabled Allows you to enable or disable the Data Cache Unit DCU streamer prefetcher By default the DCU Streamer Prefetcher option is set to Enabled Menu Item DCU IP Prefetcher Execute Disable Logical Processor Idling Configurable TDP X2Apic Mode Dell Controlled Turbo Number of Cores per Processor Processor 64 bit Support Processor Core Speed Processor 1 Family Model Stepping Brand Level 2 Cache Level 3 Cache Number of Cores Processor 2 Family Model Stepping Brand Level 2 Cache Level 3 Cache Description Enables or disables the Data Cache Unit DCU IP prefetcher By default the DCU IP Prefetcher option is set to Enabled Enables or disables the execute disable memory protection technology By default the Execute Disable option is set to En
51. card as described in the documentation for the card To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI Quick Resource Locator Dell com QRL Workstation R7910 PCI 52 Removing an expansion card from the expansion card riser 1 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system Disconnect any cables connected to the expansion card Remove the expansion card riser Pull straight up on the riser using the blue touch points on the top of the riser TO IDE TES NOTE The expansion card riser 1 can be used only when both the processors are installed Press tab A and rotate the latch clockwise Press tab B and rotate the latch downward Remove the expansion card from the expansion card riser If you are removing the card permanently install a metal filler bracket over the empty expansion slot opening and close the expansion card latch Close the latches of tab A and tab
52. cing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system Remove the expansion card riser PWN EP Press the tabs on the riser 1 blank and push the riser 1 blank out of the chassis 55 w Figure 22 Removing and installing the riser 1 blank tab 2 1 sloton the chassis 2 5 riser 1 blank Installing the riser 1 blank 1 Align the blank with the slot on the chassis 2 Insert it into the chassis until it clicks into place Removing expansion card risers A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system If installed remove any expansion card installed on riser 2 and 3 K NOTE The expansion card riser 1 can be used only when both the processors are installed Holding the slots on the expansion card riser lift the riser from the riser connector on the
53. ck Resource Locator Dell com QRL Workstation R7910 Fans 4 Replace the cooling fan 5 Follow the procedure listed in After working inside your system Installing a cooling fan 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system 41 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product K NOTE Your system supports six hot swappable cooling fans 1 Align the plug at the base of the cooling fan with the connector on the system board 2 Slide the cooling fan into the securing slots until the tabs lock into place Follow the procedure listed in After working inside your system To see a video on how to remove amp install a fan or the fan assembly scan this QR code or click here http www Dell com QRL Workstation R7910 Fans Quick Resource Locator Dell com QRL Workstation R7910 Fans Removing the cooling fan assembly 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a ce
54. d holder latch press the release tab To close the PCle card holder latch rotate the latch clockwise until it locks NOTE Before installing a full length PCle card the PCle card holder latch must be closed When the full length PCle card is installed open the PCle card holder latch Before removing the full length PCle card you must close the PCle card holder latch 47 y S Figure 18 Opening and closing the PCle card holder latch 1 PCle card holder 2 release tab 5 PCle card holder latch Follow the procedure listed in After working inside your system Cable retention bracket Removing the cable retention bracket Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system Remove the cooling shroud Remove the PCle card holder 0 AAOUDP Remove all cables routed through the cable retention bracket A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Pull the tab to release it from the notch and slide the cable retention bracket toward the front of the chassis to release it from the chassis 2 Li
55. d only if the C States option in Custom mode is disabled Es NOTE When C States is enabled in Custom mode changing the Monitor Mwait setting does not impact system power performance System Security settings screen details You can use the System Security screen to perform specific functions such as setting the system password setup password and disabling the power button You can view the System Security screen by clicking System Setup Main Menu System BIOS gt System Security Settings The System Security Settings screen details are explained as follows Menu Item Intel AES NI System Password Setup Password Password Status TPM Security TPM Information TPM Status TPM Command Intel TXT Power Button Description Improves the speed of applications by performing encryption and decryption using the Advanced Encryption Standard Instruction Set and is set to Enabled by default Sets the system password This option is set to Enabled by default and is read only if the password jumper is not installed in the system Sets the setup password This option is read only if the password jumper is not installed in the system Locks the system password By default the Password Status option is set to Unlocked Es NOTE The TPM menu is available only when the TPM module is installed Allows you to control the reporting mode of the Trusted Platform Module TPM By default the TPM Security option is set to Off
56. dentifying connectors on the expansion card riser 3 alternate 1 expansion card slot 6 2 power connector for GPU cards If applicable remove or install an expansion card on the riser If applicable replace the expansion card riser Follow the procedure listed in After working inside your system Installing expansion card risers 4 62 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system 3 If applicable reinstall the expansion card s into the expansion card riser 1 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Align the expansion card riser with the connectors and the riser guides on the system board Lower the expansion card riser into place until the expansion card riser is fully seated in the connector 1 Install the expansion card s into the expansion card risers 2 or 3 Follow the procedure listed in After working inside your system Install any device drivers required for the card as described in the documentation for the card GPU card installation guidelines K NOTE Internal GPU card
57. determine its status The power supply redundancy may not occur until discovery is complete Wait until the new power supply unit is discovered and enabled before you remove the other power supply unit The power supply unit status indicator turns green to signify that the power supply unit is functioning properly To see a video on how to remove amp install the power supplies scan this QR code or click here http www Dell com QRL Workstation R7910 PSU Quick Resource Locator Dell com ORL Workstation R7910 PSU 84 System battery Replacing the system battery 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system 3 Remove the cooling shroud A WARNING There is a danger of a new battery exploding if it is incorrectly installed Replace the battery only with the same or equivalent type recommended by the manufacturer See your safety information for additional information A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Locate the battery socket CAUTION To avoid damage to the battery connector
58. devices operate at USB 2 0 speed USB 3 0 is set to Auto by default Enables or disables the USB ports Selecting Only Back Ports On disables the front USB ports selecting All Ports Off disables all USB ports The USB keyboard and mouse operates during boot process in certain operating systems After the boot process is complete the USB keyboard and mouse do not work if the ports are disabled K NOTE Selecting Only Back Ports On and All Ports Off will disable the USB management port and also restrict access to iDRAC features Enables or disables the internal USB port By default the option is set to Enabled Enables or disables the integrated network card Enables or disables the I OAT option Enable only if the hardware and software support the feature Enables or disables the Current state of Embedded Video Controller is Enabled Current State of Embedded Video Controller is a read only field indicating the current state for the Embedded Video Controller If the Embedded Video Controller is the only display capability in the system that is no add in graphics card is 131 Menu Item Current State of Embedded Video Controller SR IOV Global Enable OS Watchdog Timer Memory Mapped I O above 4GB Slot Disablement 132 Description installed then the Embedded Video Controller is automatically used as the primary display even if the Embedded Video Controller setting is Disabled Displays the current state of
59. drive optional otitis 38 Removing the OptCal drive sc Pede ra e eerte e ie ac e ae 58 Installing the optica ArNe ni odere rere it ee rn E PR E 39 Cooling fans ims tp need he cmt a i od bete e eant HP e t met etn 40 Removing a cooling faris cd n tee dere me reo pu edu iaa e Toce erp Pre oen Fon ERE gles 40 lnstallinigta COOlING fan otio abi A E a Al Removing the cooling fan aSSeMbLy ceccccccececccecececeeeeseeeeeeceaaeeeeseaaeeecseneeceeceaaeeeeseaeeesseneeeetenaees 42 Installing the cooling fan assemMb yor n e nono n ccoo nono nem eene nennen emen Internal USB memory key optional Replacing the internal USB key ooooococconoccccnooocccccooncconnonnconnnnnncnnnononnnnnnnnnn cnn nn cnn cnn nn nana rrtn nne n rennes eterne PCle card tiold r uaa ipaa ERE tp e ni pg DR e UE c ERR ttd e PEE Ra Removing the PCle card holder ssssssssssssssssssseseee eene nennen nenne nnn nent eren nennt Installing the PCle card holder Opening and closing the PCle card holder latch sssssssssssseeneneeennnns 47 Cable retention bracket aeree eee be ce b e et Pes 48 hemoevirig the cable retention bracket itte eb to b eee dos 48 Installing the cableretention bracket coc ore iaa 49 Expansion cards and expansion card risers ssssssssssssssssseeee a aa nensi 50 Expansion card installation QUIAelMesS oooonocninonccnnnncccccnnancccononnccnonan cnn conan cacon eee nennen 50 Removing an expansio
60. e The LCD backlight is off when the system is in standby mode and can be turned on by pressing either the Select Left or Right button on the LCD panel e The LCD backlight remains off if LCD messaging is turned off through the iDRAC utility the LCD panel or other tools Figure 1 LCD panel features Item 1 2 3 Button Left Select Right Home screen Description Moves the cursor back in one step increments Selects the menu item highlighted by the cursor Moves the cursor forward in one step increments During message scrolling e Press and hold the button to increase scrolling speed e Release the button to stop 4 NOTE The display will stop scrolling when the button is released After 45 seconds of inactivity the display will start scrolling The Home screen displays user configurable information about the system This screen is displayed during normal system operation when there are no status messages or errors When the system is in standby mode the LCD backlight turns off after five minutes of inactivity if there are no error messages Press one of the three navigation buttons Select Left or Right to view the Home screen To navigate to the Home screen from another menu continue to select the up arrow t until the Home icon 4 is displayed and then select the Home icon From the Home screen press the Select button to enter the main menu Setup menu NOTE When you select an option in the Setup menu
61. e USB memory key in the boot sequence in the System Setup 44 Replacing the internal USB key 1 2 1 2 3 1 2 Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Locate the USB connector or USB key on the system board If installed remove the USB key Insert the new USB key into the USB connector x Figure 16 Replacing the internal USB key 1 USB memory key 2 USB memory key connector Follow the procedure listed in After working inside your system While booting press F2 to enter the System Setup and verify that the USB key is detected by the system PCle card holder Removing the PCle card holder 1 2 3 Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system If installed remove the full length PCle card 45 A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in
62. e middle of the memory module or gold contacts 2 To release the memory module from the socket simultaneously press the ejectors on both ends of the memory module socket Figure 8 Removing memory module 1 memory module 2 memory module socket memory module socket ejector 2 To see a video on removing and installing memory module scan this QR code or click here http www Dell com QRL Workstation R7910 DIMMs 30 Quick Resource Locator Dell com QRL Workstation R7910 DIMM Installing memory modules A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Follow the procedure listed in After working inside your system Remove the cooling shroud nai a E E a Removing the cooling fan assembly A WARNING The memory modules are hot to the touch for some time after the system has been powered down Allow time for the memory modules to cool before handling them Handle the memory modules by the card edges and avoid touching the components or metallic contacts on the memory module A CAUTION To ensure proper system co
63. e two ways to know that this has happened The keyboard lights flash The second method is good if the monitor is already warmed up If it is not the system often passes the window of opportunity before the video signal is visible If this is the case rely on the first method the keyboard lights to know the keyboard is initialized 122 Dell Diagnostics Factory installed platforms include 32 bit system diagnostics on the installed utility partition Access these diagnostics using the lt F12 gt keystroke during system boot and select Diagnostics After pressing the keystroke the appropriate modules load and the PSA diagnostics run lf this passes the standard Dell Diagnostics main menu appears When exiting the diagnostics the system reboots and returns to the installed operating system Restarting the computer with the lt Ctrl gt lt Alt gt lt Del gt keystroke also returns the system to the normal boot sequence as well Drives sent for service replacement do not have the utility partition and therefore do not have this capability If pressed the keystroke is ignored on these drives Es NOTE The utility partition is not protected from debug routines or the FDISK utility About System Setup Using System Setup you can configure the BIOS settings iDRAC settings and device settings of your system You can access System Setup in two ways e Standard Graphical Browser This is enabled by default Text Browser T
64. e working inside your system 3 Remove the cooling shroud 4 5 Remove the cooling fan assembly Remove all hard drives A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product A CAUTION To prevent damage to the drives and backplane you must remove the hard drives from the system before removing the backplane A CAUTION You must note the number of each hard drive and temporarily label them before removal so that you can replace them in the same locations 1 Disconnect the HHD SSD data signal and power cable s from the backplane 2 Press the release tabs and lift the backplane upward and slide it toward the back of the chassis K NOTE To prevent damage to the control panel flex cable unlatch the blocking tab on the connector before removing the flex cable Do not bend the flex cable at the connector To unlatch the blocking tab for the x12 backplane pull the locking tab up For the x18 and x2 backplanes rotate the locking tab 90 degrees clockwise Figure 43 Removing and installing the 2 5 inch x8 HHD SSD backplane Precision Rack 7910 1 hard drive backplane connectors 8 2
65. eck if the USB key is functioning f the problem is not resolved repeat step 2 and step 3 nsert a different USB key that you know works properly CO 0 M O0 U BN nstall the system cover Troubleshooting an SD card A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product NOTE Certain SD cards have a physical write protect switch on the card If the write protect switch is turned on the SD card is not writeable 1 Enter the System Setup and ensure that the Internal SD Card Port is enabled Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Remove the system cover K NOTE When an SD card failure occurs the internal dual SD module controller notifies the system On the next reboot the system displays a message indicating the failure If redundancy is enabled at the time of SD card failure a critical alert will be logged and chassis health will degrade 4 Replace the failed SD card with a new SD card o Install the system cover 6 Reconnect the system to its electrical outlet and turn the system on including a
66. ed 4 Slot 4 Boot Driver Enabled default e Disabled 5 Slot 5 Boot Driver e Enabled default e Disabled 6 Slot 6 Boot Driver e Enabled default e Disabled 7 Slot 7 Boot Driver Menu Item Description e Enabled default e Disabled Serial Communication screen details You can use the Serial Communication screen to view the properties of the serial communication port You can view the Serial Communication screen by clicking System Setup Main Menu gt System BIOS Serial Communication The Serial Communication screen details are explained below Menu Item Serial Communication Serial Port Address External Serial Connector Failsafe Baud Rate Remote Terminal Type Redirection After Boot Description Selects serial communication devices Serial Device 1 and Serial Device 2 in the BIOS BIOS console redirection can also be enabled and the port address can be specified By default Serial Communication option is set to Auto Enables you to set the port address for serial devices By default the Serial Port Address option is set to Serial Device 1 COM2 Serial Device 2 COM1 K NOTE Only Serial Device 2 can be used for Serial Over LAN SOL To use console redirection by SOL configure the same port address for console redirection and the serial device Enables you to associate the external serial connector to serial device 1 serial device 2 or remote access device By default the Ex
67. el 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Slide the control panel from the chassis CAUTION Do not use excessive force when removing the control panel as it can damage the connectors 2 From inside the system push the control panel out of the chassis 3 Remove all the cables connecting the control panel to the chassis 1 control panel 89 2 control panel board control panel connector cable 4 USB connector cable Figure 44 Removing and installing the control panel 2 5 inch hard drive system PowerEdge R730 1 control panel 2 control panel board control panel connector cable 4 USB connector cable 5 screw 2 6 vFlash media connector cable 4 Locate and press the tabs on the information tag 5 Push the information tag out of the slot to remove it from the control panel K NOTE Retain the information tag for replacement in the new control panel 90 Figure 45 Removing and installing the information tag 1 in
68. emove amp install the optical drive scan this QR code or click here http www Dell com QRL Workstation R7910 ODD Quick Resource Locator Dell com QRL Workstation R7910 0DD Installing the optical drive 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 39 K NOTE This procedure applies only to the 8 hard drive system 1 Align the optical drive with the optical drive slot on the front of chassis 2 Slide in the optical drive until the release tab snaps into place 3 Connect the power data cable to the optical drive and system board NOTE You must route the cable properly on the side of the system to prevent it from being pinched or crimped Follow the procedure listed in After working inside your system To see a video on how to remove amp install the optical drive scan this QR code or click here http www Dell com QRL Workstation R7910 0DD Quick Resource Locator Dell com QRL Workstation R7910 0DD Cooling fans Your syste
69. enu e User prompting Not only is the menu easy to access but the user is prompted to use the keystroke on the BIOS splash screen The keystroke is no longer hidden from the user e Diagnostics options The boot menu includes two diagnostic options IDE Drive Diagnostics 90 90 Hard Drive Diagnostics and Boot to the Utility Partition The benefit here is that the user does not have to remember the lt Ctrl gt lt Alt gt lt D gt and Ctrl Alt D and lt Ctrl gt lt Alt gt lt F10 gt keystrokes NOTE Since the one time boot menu only affects the current boot it has the added benefit of not requiring the technician to restore the customer s boot order after completing troubleshooting The computer has several keystroke options available during the POST process at the Dell Logo screen These keystrokes make several options available Keystroke Function Description F2 Enter System Use System Setup to make changes to the Setup user definable settings lt F12 gt Enter Boot One time boot and diagnostics utility menu Menu Timing Key Sequences The keyboard is not the first device initialized by Setup As a result if you press a keystroke too early you lock out the keyboard When this happens a keyboard error message appears on the monitor and you cannot restart the system with the Ctri Alt Del keys To avoid this scenario wait until the keyboard is initialized before pressing the keystroke There ar
70. ered by your warranty Read and follow the safety instructions that came with the product K NOTE The expansion card riser 1 can be used only when both the processors are installed 1 Unpack the expansion card and prepare it for installation For instructions see the documentation accompanying the card 2 Press tab A and rotate the latch clockwise N Press tab B and rotate the latch down 4 Holding the card by its edges position the card so that the card edge connector aligns with the expansion card connector 5 Insert the card edge connector firmly into the expansion card connector until the card is fully seated 6 Close the latches of tab A and tab B 1 Install the expansion card riser 2 If applicable connect any cables to the expansion card 3 Follow the procedure listed in After working inside your system 4 Install any device drivers required for the card as described in the documentation for the card To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI Quick Resource Locator Dell com QRL Workstation R7910 PCI Removing the riser 1 blank A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servi
71. ets split into two sets of 12 sockets one set per processor Each 12 Socket set is organized into four channels In each channel the release levers of the first socket are marked white the second socket black and the third socket green NOTE DIMMs in sockets Al to A12 are assigned to processor 1 and DIMMs in sockets B1 to B12 are assigned to processor 2 24 ada t dp jeji LI Cec C pC C TO o AT EH E A10 A6 A2 A9 A5 A1 B3 B7 B11 B4 B8 Bi2 B10 B6 B2 B9 B5 B1 LEE E Memory channels are organized as follows Processor 1 channel 0 slots A1 A5 and A9 channel 1 slots A2 A6 and A10 channel 2 slots A5 A7 and A11 channel 3 slots A4 A8 and A12 Processor 2 channel 0 slots B1 B5 and B9 channel 1 slots B2 B6 and B10 channel 2 slots B5 B7 and B11 channel 3 slots B4 B8 and B12 25 The following table shows the memory populations and operating frequencies for the supported configurations DIMM Type DIMMs Populated Operating Frequency in Maximum DIMM Rank Channel MT s Channel 12V RDIMM 1 2133 1866 1600 1333 Dual rank or single rank 2 2133 1866 1600 1333 Dual rank or single rank 3 1866 1600 1333 Dual rank or single rank LRDIMM 1 2133 1866 1600 1333 Quad rank 2 2133 1866 1600 1333 Quad rank 3 1866 1600 1333 Quad rank General memory module installation guidelines This system supports Flexible Memory Configuration enabling the system to be configured and run
72. f drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Boot Settings screen details You can use the Boot Settings screen to set the Boot mode to either BIOS or UEFI It also allows you to specify the boot order You can view the Boot Settings screen by clicking System Setup Main Menu System BIOS Boot Settings The Boot Settings screen details are explained as follows Menu Item Boot Mode Boot Sequence Retry Hard Disk Failover 130 Description Enables you to set the boot mode of the system A CAUTION Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode K NOTE Setting this field to UEFI disables BIOS Boot Settings menu Setting this field to BIOS disables the UEFI Boot Settings menu If the operating system supports UEFI you can set this option to UEFI Setting this field to BIOS allows compatibility with non UEFI operating systems By default the Boot Mode option is set to BIOS Enables or disables the boot sequence retry feature If this field is enabled and the system fails to boot the system reattempts the boot sequence after 30 seconds By default the Boot Sequence Retry option is set to Enabled Specifies which devices in the Hard Disk Drive Sequence are attempted in the boot sequence When the option is Disabled only the first h
73. formation tag 2 tab 3 slot Installing the control panel 1 Ensure that you read the Safety instructions A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Replace the blank information tag in the new control panel with the information tag retained from the old control panel K NOTE Information tag lists system information such as Service Tag NIC MAC address and so on 2 To install the information tag push the information tag into the control panel slot 3 Connect all the applicable cables to the control panel 4 Slide the control panel into the slot in the chassis Follow the procedure listed in After working inside your system System board Removing the system board A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product
74. from the fan speed offset or minimum fan speed From RACADM commands 1 Runthe command racadm help system thermalsettings For more information see the Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals Troubleshooting cooling fans AN CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product K NOTE In the event of a problem with a particular fan the fan number is referenced by the system s management software allowing you to easily identify and replace the proper fan by noting the fan numbers on the cooling fan assembly 1 Remove the system cover 2 Reset the fan 3 Ifthe fan functions properly install the system cover 102 Troubleshooting system memory A 10 11 12 13 14 15 16 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety inst
75. ft the cable retention bracket out of the chassis 48 Figure 19 Removing and installing the cable retention bracket 1 alignment pin 2 2 tab 3 cable retention bracket 1 Follow the procedure listed in After working inside your system Installing the cable retention bracket Ensure that you read the Safety instructions 1 2 Follow the procedure listed in Before working inside your system 3 Remove the cooling shroud 4 Remove the PCle card holder y CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Align the cable retention bracket with the alignment pins on the chassis 2 Slide the cable retention bracket along the chassis wall until the tab clicks and locks the slots 3 Place all cables to be routed in the cable retention bracket 1 Install the PCle card holder 2 Install the cooling shroud Follow the procedure listed in After working inside your system 49 Expansion cards and expansion card risers NOTE A missing or an unsupported expansion card riser logs an SEL event It does not prevent your system from powering on and no BIOS POST mess
76. he memory patrol scrub frequency By default the Memory Patrol Scrub option is set to Standard Sets the memory refresh rate to either 1x or 2x By default the Memory Refresh Rate option is set to 1x Selects the Processor Uncore Frequency Dynamic mode allows the processor to optimize power resources across the cores and uncore during runtime The optimization of the uncore frequency to either save power or optimize performance is influenced by the setting of the Energy Efficiency Policy Selects the Energy Efficient Policy The CPU uses the setting to manipulate the internal behavior of the processor and determines whether to target higher performance or better power savings K NOTE If there are two processors installed in the system you see an entry for Number of Turbo Boost Enabled Cores for Processor 2 Controls the number of turbo boost enabled cores for processor 1 By default the maximum number of cores is enabled Es NOTE If there are two processors installed in the system you see an entry for Number of Turbo Boost Enabled Cores for Processor 2 Menu Item Cores for Processor 2 Monitor Mwait Description Controls the number of turbo boost enabled cores for processor 1 By default the maximum number of cores is enabled Enables the Monitor Mwait instructions in the processor By default the Monitor Mwait option is set to Enabled for all system profiles except Custom K NOTE This option can be disable
77. his is enabled using Console Redirection NOTE By default help text for the selected field is displayed in the graphical browser To view the help text in the text browser press F1 Entering System Setup 1 Turn on or restart your system Press lt F2 gt immediately after you see the following message lt F2 gt System Setup If your operating system begins to load before you press lt F2 gt allow the system to finish booting and then restart your system and try again System Setup Main Menu Option Description System BIOS Enables you to configure BIOS settings DRAC Settings Enables you to configure DRAC settings The DRAC Settings utility is an interface to set up and configure the DRAC parameters using UEFI You can enable or disable various iDRAC parameters by using the DRAC Settings utility For more information about this utility see the Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals Device Settings Enables you to configure device settings 123 Option Description Service Tag Enables service tag of the system Settings System BIOS screen You can use the System BIOS screen to view BIOS settings as well as edit specific functions such as boot order system password setup password setting RAID mode and enabling or disabling USB ports In the System Setup Main Menu click System BIOS The System BIOS screen details are explained below Menu Item Description Sys
78. hone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product A CAUTION Do not use your system without the PCle card holder installed The PCle card holder is necessary to ensure proper system cooling 1 Align the PCle card holder with the notches and tabs on the power supply unit cage 2 Press the release tab and slide PCle card holder toward the front of the chassis until firmly seated E If applicable replace the full length PCle card 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI Quick Resource Locator Dell com QRL Workstation R7910 PCI Opening and closing the PCle card holder latch 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 To open the PCle car
79. ia Troubleshooting a internal USB kV Het ret eterni ee tet tr eii feat Troubleshooting ancSD ard 4 e o cedet e dee oed node de Poen aei eed epe Troubleshooting arn optical drive tore ta cert t AR E Troubleshooting a hard drive iiie er te rte delia Troubleshooting a storage controller Troubleshooting expansion cards Troubleshooting process OS diia ect vec eh E HET PEE NC EDU D DURS DOE eee ic Error Messages 5 ccrto pp IE aS UD EO Edge dO EDI Eta bap atat oda ori eus Errors That Halt the System CompletelyErrors That Soft Halts the SystemError That do not Halt the system System MESSAGES sie ceste Heo p etit AE Lon veau Warning MESSI Sia did Pre e a Gad cba Aaah Diagnostic messages PAIGE MESSAGES tt ERR E EE E INN t E bae EpL 7 Using system diagHnostiCs aiiei iuit aii lidia 110 Dell Embedded System Diagnostics nn en enne 110 When to use the Embedded System Diagnostics sse 110 Running the Embedded System Diagnostics from Boot Manager ssssse 110 Running the Embedded System Diagnostics from the Dell Lifecycle Controller 110 System diagn stie COntr ls tia hoe E Od T a NER NUN ERU o sg at tanda 111 8 Jumpers and CONNECtOFS cooccoconccconoccncnncnnnncnnnncnnononnnncnnnnrnnncrnnn nr name ene nn nennen nnns 112 System board jumper settings ec ro het tee bere eg s E rs AD ure ed aces thar dene 112 System board CONNECT Siria st be
80. ication Up to eight 2 5 inch internal HHD SSD or Nearline SAS hard drives in hard drive slots O through 7 none One optional SATA DVD ROM drive or DVD RW drive Es NOTE NOTE DVD devices are data only Specification Four 1 Gbps ortwo 1 Gbps plus two 10 Gbps two RJ 45 9 pin DTE 16550 compatible Two 4 pin USB 3 0 compliant Two 4 pin USB 2 0 compliant 15 pin VGA Cable Management Arm CMA remote LED connector One flash memory card slot with DRAC8 Enterprise card Specification two 36 pin Mini SAS connectors one seven pin SATA connector two 280 pin connectors Internal connectors Internal USB System power Power distribution board communication Front panel control Systems fans Host card remote power control CPU Memory power Memory Risers Riser 1 PCI Express Center Riser Option 3 Default PCI Express Left Riser PCI Express Front IO Front USB Front panel control HDD Back Panel SATA Power Table 15 Controls and Lights Controls and Lights Power button light Specification Specification One 4 pin USB 3 0 compliant one 24 pin connector one six pin connector one 28 pin connector six four pin connectors one two pin connector four four pin connectors twenty four 240 pin connectors DDR4 three 164 pin connectors x8 two 164 pin connectors x8 one 164 pin or two 164 pin one 14 pin connector one 28 pin connector two 36 pin Mini SAS connecto
81. ier from the system Remove the screws from the slide rails on the hard drive carrier Lift the hard drive out of the hard drive carrier Figure 12 Removing and installing a hard drive into a hard drive carrier 1 screw 4 2 hard drive hard drive carrier To see a video on how to remove amp install hard drive carriers scan this QR code or click here http www Dell com QRL Workstation R7910 HDD Quick Resource Locator Dell com ORL Workstation R7910 HDD Installing a hard drive into a hard drive carrier A CAUTION Many repairs may only be done by a certified service technician You should only 3 perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Insert the hard drive into the hard drive carrier with the connector end of the hard drive toward the back Align the screw holes on the hard drive with the set of screw holes on the hard drive carrier When aligned correctly the back of the hard drive is flush with the back of the hard drive carrier Attach the screws to secure the hard drive to the hard drive carrier To see a video on how to remove amp install hard drive carriers scan this QR code or click here http www Dell com QRL Workstation R7910
82. in any valid chipset architectural configuration The following are the recommended guidelines for installing memory modules e RDIMMs and LRDIMMs must not be mixed e x4and x8 DRAM based DIMMs can be mixed Up to three dual or single rank RDIMMs can be populated per channel e Up to three LRDIMMs can be populated per channel regardless of rank count e Populate DIMM sockets only if a processor is installed For single processor systems sockets Al to A12 are available For dual processor systems sockets A1 to A12 and sockets B1 to B12 are available e Populate all sockets with white release tabs first then black and then green e Populate the sockets by highest rank count in the following order first in sockets with white release levers then black and then green For example if you want to mix single rank and dual rank DIMMs populate dual rank DIMMs in the sockets with white release tabs and single rank DIMMs in the sockets with black release tabs When mixing memory modules with different capacities populate the sockets with memory modules with highest capacity first For example if you want to mix 4 GB and 8 GB DIMMs populate 8 GB DIMMs in the sockets with white release tabs and 4 GB DIMMs in the sockets with black release tabs e Ina dual processor configuration the memory configuration for each processor should be identical For example if you populate socket A1 for processor 1 then populate socket B1 for processor 2
83. ing on Your Computer Turning Off Your Computer A CAUTION To avoid losing data save and close all open files and exit all open programs before you turn off your computer 1 Shutdown the operating system e In Windows 8 Using a touch enabled device a Swipe in from the right edge of the screen opening the Charms menu and select Settings b Select the and then select Shut down Using a mouse a Point to upper right corner of the screen and click Settings l b Click the O and select Shut down e n Windows 7 1 Click stan 2 Click Shut Down or 1 Click stan 2 Click the arrow in the lower right corner of the Start menu as shown below and then click 9 a Shut Down 2 Ensure that the computer and all attached devices are turned off If your computer and attached devices did not automatically turn off when you shut down your operating system press and hold the power button for about 6 seconds to turn them off LCD panel features K NOTE The LCD panel is present only on Precision Rack 7910 The LCD panel of your system provides system information and status and error messages to indicate if the system is operating correctly or if the system needs attention For more information on error messages see the Dell Event and Error Messages Reference Guide at dell com esmmanuals e The LCD backlight lights blue during normal operating conditions and lights amber to indicate an error condition
84. isconnect the mini SAS cable from the system board Disconnect all cables from the system board CAUTION Take care not to damage the system identification button while removing the system board from the chassis CAUTION Do not lift the system board assembly by grasping a memory module processor or other components Hold the system board holder lift the blue release pin lift the system board and slide it toward the front of the chassis Sliding the system board toward the front of the chassis disengages the connectors from the back of the chassis slots Lift the system board out of the chassis Figure 46 Removing and installing the system board 1 release pin 2 system board 3 system board holder 1 Replace the system board 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install the system board scan this QR code or click here http www Dell com QRL Workstation R7910 MOBO 95 Quick Resource Locator Dell com QRL Workstation R7910 MOBO Installing the system board 1 2 A Pn N 3 94 Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and
85. ks green slowly Steady green Blinks green three seconds amber three seconds and turns off six seconds Condition Identifying drive or preparing for removal Drive ready for insertion or removal NOTE The drive status indicator remains off until all hard drives are initialized after the system is turned on Drives are not ready for insertion or removal during this time Predicted drive failure Drive failed Drive rebuilding Drive online Rebuild aborted 13 Installing and removing system components Safety instructions A WARNING Whenever you need to lift the system get others to assist you To avoid injury do not attempt to lift the system by yourself A WARNING Opening or removing the system cover when the system is on may expose you to a risk of electric shock A CAUTION Do not operate the system without the cover for a duration exceeding five minutes A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product K NOTE It is recommended that you always use a static mat and static strap while working on components inside the system K NOTE To ensure proper operatio
86. legacy video INT 10H option ROM from the video controller Selecting Enabled in the operating system does not support UEFI video output standards This field is only for UEFI boot mode You cannot set this to Enabled if UEFI Secure Boot mode is enabled This option enables or disables In System Characterization By default In System Characterization is set to Enabled No Reboot The two other options are Enabled and Disabled When enabled In System Characterization ISC executes during POST upon detecting relevant change s in system configuration to optimize system power and performance ISC takes about 20 seconds to execute and system reset is required for ISC results to be applied The Enabled No Reboot option executes ISC and continues without applying ISC results until the next time system reset occurs The Enabled option executes ISC and forces an immediate system reset so that ISC results can be applied It takes the system longer to be ready due to the forced system reset When disabled ISC does not execute This option is enabled by default Debug Error Lever Reboot Text Mode off default Cold Reboot Power cycle Reboot Test Point Memory Init Complete by default PCI Init Complete Embedded SATA test mode Disabled Default Spread Spectrum Disabled Embedded SATA RSTe Debug Disabled MRC Serial Debug Output Disabled DFx Margining Dsiabled TXEQ PCle Workaround Enabled default Miscellaneou
87. les e Hard drive carriers e Hard drive backplane Ensure that all cables are properly connected Install the system cover Run the appropriate diagnostic test For more information see Using System Diagnostics Troubleshooting the system battery A Es 100 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product NOTE If the system is turned off for long periods of time for weeks or months the NVRAM may lose its system configuration information This situation is caused by a defective battery Es BN NOTE Some software may cause the system time to speed up or slow down If the system seems to operate normally except for the time kept in the System Setup the problem may be caused by software rather than by a defective battery Re enter the time and date in the System Setup Turn off the system and disconnect it from the electrical outlet for at least one hour Reconnect the system to the electrical outlet and turn on the system Enter the System Setup If the date and time are not correct in the System Setup check the SEL for system battery messages Troubleshooting power s
88. m supports six hot swappable cooling fans NOTE In the event of a problem with a particular fan the fan number is referenced by the system management software allowing you to easily identify and replace the proper fan by noting the fan numbers on the cooling fan assembly Removing a cooling fan 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product CAUTION The cooling fans are hot swappable To maintain proper cooling while the system is on replace only one fan at a time K NOTE The procedure for removing each fan is identical 3 Press the fan release tab and lift the cooling fan out of the cooling fan assembly 40 Figure 14 Removing and installing a cooling fan cooling fan assembly 2 cooling fan connector 6 fan release tab 6 4 cooling fan 6 cooling fan connector on system board 6 To see a video on how to remove amp install a fan or the fan assembly scan this OR code or click here http www Dell com QRL Workstation R7910 Fans Qui
89. n a and push it under the tab to lock it f Similarly lower the open first socket release lever near the unlock icon and push it under the tab to lock it 8 Toinstall the heat sink a If applicable remove the existing thermal grease from the heat sink using a clean lint free cloth b Apply thermal grease on the top of the processor Use the thermal grease syringe included with your processor kit CAUTION Applying too much thermal grease can result in excess grease coming in contact with and contaminating the processor socket Figure 38 Applying thermal grease on the top of the processor 1 processor 2 thermal grease thermal grease syringe 74 NOTE The thermal grease is intended for one time use only Dispose of the syringe after you use it C Place the heat sink onto the processor d Tighten the four screws to secure the heat sink to the system board 80 K NOTE Tighten the screws diagonally opposite to each other Do not over tighten the heat sink retention screws when installing the heat sink To prevent over tightening tighten the retention screw until resistance is felt and stop once the screw is seated The screw tension should be no more than 6 in lb 6 9 kg cm Install the cooling shroud If applicable install the PCle card If applicable install the cooling fan assembly Follow the procedure listed in After working inside your system CV BA NA While booting press lt F2 gt to enter the S
90. n a backup flash device automatically If BIOS detects a new system board and the service tag in the backup flash device BIOS prompts the user to restore the backup information 1 Turnon the system If BIOS detects a new system board and if the service tag is present in the backup flash device BIOS displays the service tag the status of the license and the UEFI Diagnostics version 2 Doone ofthe following e Press Y to restore the service tag license and diagnostics information Press N to navigate to the Lifecycle Controller based restore options e Press F10 to restore data from a previously created Hardware Server Profile 95 After the restore process is complete BIOS prompts to restore the system configuration data Do one of the following e Press Y to restore the system configuration data e Press N to use the default configuration settings After the restore process is complete the system reboots Updating the BIOS version oO wm pow ye Copy the BIOS update file on a USB device Plug in the USB device into any of the USB ports on your system Turn on your system While booting press F11 to enter the Boot Manager Go to System Utilities BIOS Update File Explorer and select the plugged in USB device From the BIOS Update File Explorer select the BIOS update file The BIOS Update Utility with the current and new version of BIOS is displayed Select Continue BIOS Update to install the BIOS update
91. n and cooling all bays in the system must be populated at all times with either a module or with a blank Before working inside your system 1 Turn off the system including any attached peripherals 2 Disconnect the system from the electrical outlet and disconnect the peripherals 3 Remove the system cover After working inside your system 1 Install the system cover 2 Reconnect the system to its electrical outlet 3 Turn the system on including any attached peripherals Recommended tools You need the following tools to perform the removal and installation procedures Key to the bezel lock This is only required when you have a bezel 14 e 2 Phillips screwdriver For how to videos documentation and troubleshooting solutions scan this QR code or click here http www Dell com QRL Workstation R7910 Quick Resource Locator 13 15 17 18 19 2021 22 14 16 Figure 4 Front and Back View 15 Item Indicator Button or Icon Description Connector 1 Power on indicator o The power on indicator lights when the system power button 2 NMI button 3 System identification button 4 Video connector 5 LCD menu buttons 6 Information tag 7 LCD panel 16 IOI power is on The power button controls the power supply output to the system K NOTE On ACPI compliant operating systems turning off the system using the power button causes the system to perform a graceful shutdow
92. n before power to the system is turned off Used to troubleshoot software and device driver errors when running certain operating systems This button can be pressed using the end of a paper clip Use this button only if directed to do so by qualified support personnel or by the operating system documentation The identification buttons on the front and back panels can be used to locate a particular system within a rack When one of these buttons is pressed the LCD panel on the front and the system status indicator on the back flashes until one of the buttons is pressed again Press to toggle the system ID on and off If the system stops responding during POST press and hold the system ID button for more than five seconds to enter BIOS progress mode To reset iDRAC if not disabled in F2 iDRAC setup press and hold the button for more than 15 seconds Allows you to connect a VGA display to the system Allow you to navigate the control panel LCD menu A slide out label panel which allows you to record system information such as Service Tag NIC MAC address and so on as per your need Displays system ID status information and system error messages The LCD lights blue during normal system operation The LCD lights amber when the system needs attention and the LCD panel displays an error code followed by descriptive text Item Indicator Button or Icon Description Connector NOTE If the system is connected to
93. n card from expansion card riser 2 OF 5 50 nstalling an expansion card into the expansion card riser 2 or 5 52 Removing an expansion card from the expansion card riser 1 53 nstalling an expansion card into the expansion card riser 1 ssssssssseee 54 Removing the riSer T blank un iie i e RR tra nstalling the riser 1 blank irre tet at cepere Ra EY RP pla eed Removing expansion card risers nstalling expanslon card rISers ui ei eror rette dette oue e e Dee sea ede pe rea eerie Fe ra e ee REL tates GPU card installatiori Quidelines o bert tert ete ERR E P Pe bh nstalling a GPU Ca eser t ER a callus bx Pod uc xe ta t eed ts Removing a GPU Cards ase ra ca tti n Er rete grep t tede tote e d de dui a SD vEl sh tedia eatd 3 4 5 rot Coe e Ee be Hr cuted cates RR RUE TER traia Replacing an SD vFlash media Cald occoooccccccoccccccconccnnconnccncnannccnnonnnnnnnnnnn ia aia E eai Intermal dual SD modul snin ec arre e d e e er e d eO RR TRI eet Removirig an interrialSD Gard s iei ien eder id lnstallingian internalSD card iiiter he talar Removing the internal dual SD module sss eee rennen Installing the internal dual SD module sssssssssssssseseeeereennneen tenete enen etn Integrated storage controller Cakd 3 rei e tede outer das rt o t eee ett ees Removing the integrated storage controller card Installing the integrated storage controller card sss
94. n pese n n M ea Lett e d ce m eso tr d iat eed 115 Disabling a forgotten passWOFd deir rt det Wa v e TO e eh Ae hereto 115 9 SpecifICallODS s cvixce ini Ras RA vH Le Yr taraa aa aaa e EK RENE IRHATCRSKEEM ERA XA LEGE VT DURS 116 LO Sto perro 122 Boot Menue nan UM UM 122 Timing Key Sequences dnas ere titi la AA 122 Dell Diagriostics e e epe A be dence rtr at ences 123 About System Setup n cte es be HG b Gt te Ser o d C Da d od 123 Entering System Setu pes octal aaa its 123 System Setup Main Meninas iUa aita a ape 123 System BIOS sereep Moi e oves a lA o e ade Mn Ti A Pinu A m 124 System Information screen detailS oooonnconiconiconoconoconononononononononnnonnnoonnoonnon ccoo nnonnnonn conc nonncnno 124 Memory Settings screen details nennen nennen enne 125 Processor Settings screen d talls tera lode LG RUE n deis 126 SATA Settings sereendetalls s 6 cnet e ertet eee el 128 Boot Settings screen details hs en c e e nes mr RR ee ee 130 Integrated Devices Screendetal Suri irradia late e 131 Serial Communication screen details 133 System Profile Settings screen details 155 System Security settings screen details sse nennen nnne 155 Miscellaneous Settings screen details nennen ener 136 IT NIC indicator CODCS ii 139 12 Power indicator CO diiniita 140 15 Contacting Dell condi 142 Contacting Dell eror A a de 142 Quick Resource Locator ORL one eL e tee e eet eres 142 Work
95. n the connection off computer is off or has completed POST amber blinking light see the service manual for specific diagnostic codes Specification 3 V CR2032 lithium coin cell 100 V to 240 V 12 00 A to 6 00 A 50 Hz to 60 Hz 1100 W 200 VAC to 240 VAC 4774 BTU hr K NOTE Heat dissipation is calculated by using the power supply wattage rating K NOTE See the safety information that shipped with your computer for important voltage setting information Table 17 Physical Physical Specification Height 8 73 cm 3 44 inch Width 48 2 cm 18 98 inch Depth 75 58 cm 29 75 inch Weight Minimum e 31 4 kg 69 23 lb 2 5 inch hard drive systems Empty Weight e 20 8 kg 45 86 lb 2 5 inch hard drive systems without front bezel 19 06 kg 41 92 lb 120 Table 18 Environmental Environmental Temperature Operating Storage Maximum Restriction Relative humidity maximum Operating Storage Maximum vibration Operating Storage Maximum shock Operating Storage Airborne contaminant level Maximum Altitude Operating Storage Operating Temperature De rating Up to 35 C 95 F 35 C to 40 C 95 F to 104 F 40 C to 45 C 104 F to 113 F Specification 10 C to 35 C 50 F to 95 F 40 C to 65 C 40 F to 149 F 20 C h 36 F h K6000 K20 cards 160 w processor is limited to 30 c operating temperature maximum 5 to 95 RH with 33 C 9
96. ner tnn enne 14 Recommended tools s deena aee ee vice T tie e ne te m Pee a te e e ee 14 System OVERVIEW IL 15 Front bezel optional 3 Heg eds ted d A eee 18 Removing the front bezel esce ete tea te ed sre e o etd ende rote gla rede etae aee Ts 18 Installing the front bezel cc cccccccccscccsecsecsecsessesssscsscsecsecsecssessssaessecsessessassaesaecsecatssessasaseassaeeatens 19 Pemovirng the systerri COVeL st o e a e gd e o ea Fere a gu Rode fees te ae iene 19 Installing the System COVE Fis eet fed etel aset ust etn Hte beet e iai ce dat 20 Inside tkie Systerm ee ett e D OO 21 Cooling shroud tt A bobo uos Tes osi doti Men Me v fe evt Sd eU ei bal altel aan he 22 Removingthe cooling SITUA eet m eei ir 23 Iristallinig thiecoolirg shroud it opto RP REPRE n 235 SyStemunerioty e M aeo cte eer A LIO A UU Mo HER E e IN 24 General memory module installation guidelines seme 26 Sample memory configuratioris cet ec Pet tee tte i tete Det e rpg 26 Removing memory MOd lES ie aeee aeien nennen nennen serrer tnn nnn entente 29 Installing memory modules iei en a dei ted t 31 Hatd driVes iD RM 33 Removing a 2 5 inch hard drive blank ivi ota 33 Installing a 2 5 irich hard drive blank ai leal 34 Removing Hard Dread e ed rer ed dde ow Gian D d ducens 34 InstaliigHardiDiiVSs tt e a asi Mies taal 35 Removing a hard drive from a hard drive carrier 36 Installing a hard drive into a hard drive carrier 37 Optical
97. nformation see the systems management software documentation Dell OpenManage Systems Management Overview Guide at dell com openmanagemanuals 109 Using system diagnostics If you experience a problem with your system run the system diagnostics before contacting Dell for technical assistance The purpose of running system diagnostics is to test your system hardware without requiring additional equipment or risking data loss If you are unable to fix the problem yourself service and support personnel can use the diagnostics results to help you solve the problem Dell Embedded System Diagnostics NOTE The Dell Embedded System Diagnostics is also known as Enhanced Pre boot System Assessment ePSA diagnostics The embedded system diagnostics provides a set of options for particular device groups or devices allowing you to Run tests automatically or in an interactive mode e Repeat tests e Display or save test results e Run thorough tests to introduce additional test options to provide extra information about the failed device s e View status messages that inform you if tests are completed successfully View error messages that inform you of problems encountered during testing When to use the Embedded System Diagnostics If a major component or device in the system does not operate properly running the embedded system diagnostics may indicate component failure Running the Embedded System Diagnostics from Boot Manager 1
98. nlock icon 2 Toremove the processor a Release the open first socket lever near the unlock icon e by pushing the lever down and out from under the tab b Similarly release the close first socket release lever near the lock icon Q by pushing the lever down and out from under the tab Rotate the lever 90 degrees upward c Lower the open first socket release lever to lift the processor shield 77 78 Figure 37 Removing and installing a processor 1 close first socket release lever pin 1 indicator of processor 2 3 processor 4 slot 4 5 processor shield 6 open first socket release lever 7 socket 8 socket keys 4 d Hold the tab on the processor shield and rotate the processor shield upward until the open first socket release lever lifts up A CAUTION The socket pins are fragile and can be permanently damaged Be careful not to bend the pins in the socket when removing the processor out of the socket e Lift the processor out of the socket and leave the open first socket release lever up NOTE If you are permanently removing the processor you must install a socket protective cap in the vacant socket to protect the socket pins and keep the socket free of dust NOTE After removing the processor place it in an anti static container for reuse return or temporary storage Do not touch the bottom of the processor Touch only the side edges of the processor Installing a processor A P CAUTION Many repair
99. nsure that a power cable is properly connected to the drive Install the system cover Troubleshooting a hard drive A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product CAUTION This troubleshooting procedure can erase data stored on the hard drive Before you proceed back up all files on the hard drive Run the appropriate diagnostic test For more information see Using System Diagnostics Depending on the results of the diagnostics test proceed as needed through the following steps If your system has a RAID controller and your hard drives are configured in a RAID array perform the following steps a Reboot the system and press lt F10 gt during system startup to run the Lifecycle Controller and then run the Hardware Configuration wizard to check the RAID configuration See the Lifecycle Controller documentation or online help for information on RAID configuration b Ensure that the hard drive s are configured correctly for the RAID array c Take the hard drive offline and reseat the drive d Exit the configuration utility and allow the system to boot to the operating system
100. ny attached peripherals 7 Enter the System Setup and ensure that the Internal SD Card Port and Internal SD Card Redundancy mode is set to the required mode Verify that correct SD slot is set as Primary SD Card 8 Checkifthe SD card is functioning properly 9 Ifthe Internal SD Card Redundancy option is set to Enabled at the time of the SD card failure the system will prompt you to perform a rebuild 104 NOTE The rebuild will always be sourced from the primary SD card to the secondary SD card Perform the rebuild of the SD card as necessary Troubleshooting an optical drive A NP OOND paa CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Try using a different CD or DVD Enter the System Setup and ensure that the integrated SATA controller and the drive s SATA port are enabled Run the appropriate diagnostic test Turn off the system and attached peripherals and disconnect the system from the electrical outlet If installed remove the front bezel Remove the system cover Ensure that the interface cable is securely connected to the optical drive and to the controller E
101. o enables you to set up the hard drives in RAID configurations as supported by the version of the storage controller included with your system Removing the integrated storage controller card Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system 1 2 3 Remove the cooling shroud 4 Remove the expansion card riser 1 5 Keep the 2 Phillips screwdriver handy A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Loosen the screws that secure the integrated storage controller cable to the integrated storage controller card connector on the system board 2 Liftthe integrated storage controller cable out 3 Lift one end of the card and angle it to disengage the card from the integrated storage controller card holder on system board 4 Liftthe card out of the chassis 70 Figure 33 Removing and installing the integrated storage controller card 1 integrated storage controller cable 2 integrated storage controller card 3 integrated storage controller card 4 integrated storage controller card connector on the
102. oling memory module blanks must be installed in any memory socket that is not occupied Remove memory module blanks only if you intend to install memory modules in those sockets 1 Locate the appropriate memory module socket CAUTION Handle each memory module only by the card edges making sure not to touch the middle of the memory module or gold contacts N If installed remove the cooling fan assembly For more information see Removing the cooling fan assembly 3 Ifa memory module or a memory module blank is installed in the socket remove it K NOTE Retain the removed memory module blank s for future use CAUTION To prevent damage to the memory module or the memory module socket during installation do not bend or flex the memory module insert both ends of the memory module simultaneously 4 Align the edge connector of the memory module with the alignment key of the memory module socket and insert the memory module in the socket NOTE The memory module socket has an alignment key that allows you to install the memory module in the socket in only one orientation CAUTION Do not apply pressure at the center of the memory module apply pressure at both ends of the memory module evenly 5 Press the memory module with your thumbs until the socket levers firmly click into place 31 5 Figure 9 Installing the memory module 1 memory module 2 alignment key memory module socket ejector 2 When the memo
103. or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Turn off the system including any attached peripherals and disconnect the system from the electrical outlet Open the system Move the jumper on the system board jumper from pins 4 and 6 to pins 2 and 4 Close the system The existing passwords are not disabled erased until the system boots with the jumper on pins 2 and 4 However before you assign a new system and or setup password you must move the jumper back to pins 4 and 6 NOTE If you assign a new system and or setup password with the jumper on pins 2 and 4 the system disables the new password s the next time it boots Reconnect the system to its electrical outlet and turn the system on including any attached peripherals Turn off the system including any attached peripherals and disconnect the system from the electrical outlet Open the system Move the jumper on the system board jumper from pins 2 and 4 to pins 4 and 6 Close the system Reconnect the system to its electrical outlet and turn the system on including any attached peripherals Assign a new system and or setup password 115 Specifications 9 K NOTE Offerings may vary by region The following specifications are only those required by law to ship with your computer For
104. ors on your system before troubleshooting any external devices Troubleshooting the video subsystem 1 Check the system and power connections to the monitor 2 Check the video interface cabling from the system to the monitor 3 Run the appropriate diagnostic test Troubleshooting a USB device Use the following steps to troubleshoot a USB keyboard mouse For other USB devices go to step 7 1 Disconnect the keyboard and mouse cables from the system and reconnect them 2 If the problem persists connect the keyboard mouse to the USB port s on the opposite side of the system 3 Ifthe problem is resolved restart the system enter the System Setup and check if the non functioning USB ports are enabled Check if USB 5 0 is enabled in System Setup If enabled disable it and see if the issue is resolved older operating systems may not support USB 3 0 4 Inthe IDRAC Settings Utility ensure the USB Management Port Mode is configured as Automatic or Standard OS Use 97 o OND 11 12 13 Replace the keyboard mouse with a working keyboard mouse If the problem is not resolved proceed to the next step to begin troubleshooting other USB devices attached to the system Power down all attached USB devices and disconnect them from the system Reboot the system and if your keyboard is functioning enter the System Setup Verify that all USB ports are enabled on the Integrated Devices screen in the System Setup options
105. ption PWRD_EN E The password reset feature is enabled pins 2 4 ooo ME BIOS local access is unlocked at the next AC power cycle rn The password reset feature is disabled pins 4 6 246 NVRAM CLR Ao e The configuration settings are retained at the next a system boot pins 3 5 ud The configuration settings are cleared at system 135 boot pins 1 3 112 System board connectors 345678 43 42 41 40 39 38 36 Figure 47 System board jumpers and connectors Item Connector 1 J_BP_SIG1 2 J_PS_2 3 J_BP_SIGO 4 J_BPO 5 J_SATA_CD 6 J_SATA_TBU 7 J_TBU 8 J_PS_1 9 J_IDSDM 10 J NDC 37 35 15 11 12 13 14 32 Description Backplane signal connector 1 PSU 2 connector Backplane signal connector O Backplane power connector 0 Optical drive SATA connector Tape backup unit SATA connector Tape backup unit power connector PSU 1 connector Internal dual SD module connector Network daughter card connector 113 Item 11 12 15 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 220 30 31 32 33 34 35 36 37 38 30 40 41 42 43 114 Connector J_USB J_VIDEO_REAR J_COM1 J_IDRAC_RJ45 J_CYC CYC_ID J_TPM_MODULE J_RISER_2AX J_RISER_1AX J_RISER_2BX J_RISER_1BX J_RISER_3AX J_RISER_3BX J_SATA_B J_STORAGE J_USB_INT J_SATA_A BAT CPU 2 J_BP3 B10 B6 B2 B9 B5 B1 J_BP_SIG2 J_FAN2U_6 J_FAN2U_5 J_BP2 B3 B7 B11 B4 B8 B12 J_FAN2U_4 A10 A6 A
106. ptive screw socket 2 2 connector on the system board captive screw 2 4 touch point 2 5 network daughter card 6 back panel slot for Ethernet connectors Replace the network daughter card Follow the procedure listed in After working inside your system To see a video on how to remove amp install the network daughter card scan this QR code or click here http www Dell com QRL Workstation R7910 NDC 73 Quick Resource Locator E Dell com QRL Workstation R7910 NDC Installing the network daughter card Ensure that you read the Safety instructions Follow the procedure listed in Before working inside your system 1 2 If applicable remove the expansion card s in the expansion card riser 2 4 Keep the 1 Phillips screwdriver handy A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Angle the card so that the Ethernet connectors fit through the slot in the back panel 2 Align the captive screws on the card with the captive screw sockets on the system board 3 Press the touch points on the card until the card connector is firmly seated on the s
107. r NOA CNN EP Run the appropriate diagnostic test For more information see Using System Diagnostics Error Messages Errors That Halt the System Completely The following is a list of BIOS error messages that will halt the system completely requiring you to cycle the system s power Error Memory configured incorrectly Please enter Setup for Memory Information details e Alert Processor Cache Size Mismatch Alert Processor Type Mismatch e Alert Processor Speed Mismatch Alert Incompatible Processor Mismatch Errors That Soft Halts the System The following is a list of BIOS error messages that will cause a soft halt of the system and then the user will be prompted to press F1 to continue or F2 to enter the system setup e Alert Air temperature sensor not detected 107 ert Card cage fan failure ert CPU O fan failure ert Chipset heatsink not detected ert Operating is debug mode Please populate memory in pairs for normal operation ert Power supply fan failure ert Previous fan failure ert Previous reboot was due to voltage regulator failure ert Previous shutdown due to thermal event ert Previous voltage failure ert System battery voltage is low ert Uncorrectable memory error previously detected at XXXXXXXXXh A A A A A A e Alert Previous processor thermal failure A A A A A A ert Unable to initialize fan controller e Plug and Play Configuration Error Error Th
108. r product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Ensure that the cables are correctly installed and retained by the cable retention bracket before installing the cooling fan assembly Incorrectly installed cables may get damaged 1 Align the cooling fan assembly slots with the guide pins on the chassis 2 Slide the cooling fan assembly into the chassis 3 Lockthe cooling fan assembly into the chassis by lowering the release levers until firmly seated To see a video on how to remove amp install a fan or the fan assembly scan this QR code or click here http www Dell com QRL Workstation R7910 Fans Quick Resource Locator Dell com QRL Workstation R7910 Fans Follow the procedure listed in After working inside your system Internal USB memory key optional An optional USB memory key installed inside your system can be used as a boot device security key or mass storage device The USB connector must be enabled by the Internal USB Port option in the Integrated Devices screen of the System Setup To boot from the USB memory key configure the USB memory key with a boot image and then specify th
109. r supplies scan this QR code or click here http www Dell com QRL Workstation R7910 PSU 85 Quick Resource Locator Dell com ORL Workstation R7910 PSU Installing an AC power supply unit A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Verify that both the power supply units are the same type and have the same maximum output power K NOTE The maximum output power shown in watts is listed on the power supply label 2 If applicable remove the power supply unit blank 3 Slide the new power supply unit into the chassis until the power supply unit is fully seated and the release latch snaps into place 44 NOTE If you unlatched the cable management arm re latch it For information about the cable management arm see the system s rack documentation 4 Connect the power cable to the power supply unit and plug the cable into a power outlet A CAUTION When connecting the power cable secure the cable with the strap K NOTE When installing hot swapping or hot adding a new power supply unit wait for 15 seconds for the system to recognize the power supply unit and
110. r system 3 When removing a card from Riser 3 ensure that the PCle holder latch is closed NOTE The procedure for installing and removing a full length PCle card is similar to the procedure for removing and installing a GPU card E Disconnect any cables connected to the expansion card Lift the expansion card latch out of the slot Hold the expansion card by its edges and remove it from the expansion card connector PWN Pp If you are removing the card permanently install a metal filler bracket over the empty expansion slot opening and close the expansion card latch 50 5 Replace the expansion card latch into the slot 6 Close the expansion card locking tabs NOTE You must install a filler bracket over an empty expansion slot to maintain Federal Communications Commission FCC certification of the system The brackets also keep dust and dirt out of the system and aid in proper cooling and airflow inside the system Figure 20 Removing and installing an expansion card from expansion card riser 2 or 3 1 expansion card 2 expansion card latch expansion card riser 4 power connector for GPU cards 5 expansion card connector To see a video on how to remove amp install a PCI card and riser scan this QR code or click here http www Dell com QRL Workstation R7910 PCI 51 Quick Resource Locator Dell com QRL Workstation R7910 PCI Follow the procedure listed in After working inside your system Ins
111. rd drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Menu Item Port D Model Drive Type Capacity Port E Model Drive Type Capacity Port F Model Drive Type Capacity Port G Model Drive Type Capacity Port H Model Drive Type Description Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the d
112. rise port En Dedicated management port 16 Half height PCle Allows you to connect up to three half height PCI expansion card slot 3 Express expansion cards 17 Item Indicator Button or Icon Description Connector 17 Serial connector 10101 Allows you to connect a serial device to the system 18 Video connector iol Allows you to connect a VGA display to the system 19 USB connector 2 oct Allows you to connect USB devices to the system The ports are USB 2 0 compliant 20 Full height PCle Allows you to connect up to four single wall or expansion card slot 4 two double wide PCI Express expansion cards 21 Ethernet connector 4 E Four integrated 10 100 1000 Mbps NIC connectors or Four integrated connectors that include Two 10 100 1000 Mbps NIC connectors Two 100 Mbps 1 Gbps 10 Gbps NIC connectors 22 Power supply unit AC 1100 W Front bezel optional Removing the front bezel 1 Unlock the bezel lock at the left end of the bezel 2 Liftthe release latch next to the bezel lock 3 Pull the left end of the bezel unhook the right end and remove the bezel 18 Figure 5 Removing and installing the front bezel 1 bezel lock 2 front bezel Installing the front bezel 1 Hook the right end of the bezel onto the chassis 2 Fit the free end of the bezel onto the system 3 Secure the bezel with the keylock Removing the system cover Ensure that you read the Safety instructions Turn off the system
113. rive ensure that the adjacent drives are fully installed Inserting a hard drive carrier and attempting to lock its handle next to a partially installed carrier can damage the partially installed carrier s shield spring and make it unusable CAUTION To prevent data loss ensure that your operating system supports hot swap drive installation See the documentation supplied with your operating system CAUTION When a replacement hard drive is installed and the system is powered on the hard drive automatically begins to rebuild Make absolutely sure that the replacement hard drive is blank or contains data that you wish to have over written Any data on the replacement hard drive is immediately lost after the hard drive is installed If a hard drive blank is installed in the hard drive slot remove it Install a hard drive in the hard drive carrier Press the release button on the front of the hard drive carrier and open the hard drive carrier handle Insert the hard drive carrier into the hard drive slot until the carrier connects with the backplane Close the hard drive carrier handle to lock the hard drive in place To see a video on how to remove amp install hard drives scan this QR code or click here http www Dell com QRL Workstation R7910 HDD Quick Resource Locator Dell com ORL Workstation R7910 HDD Removing a hard drive from a hard drive carrier 56 Keep the 1 Phillips screwdriver handy Remove the hard drive carr
114. rive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the hard drive The field is undefined for removable media devices such as optical drives Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port
115. rs eight 29 pin HDD connectors one 14 pin connector off system is off or unplugged solid blue light computer is operating normally blinking blue light computer is in stand by solid amber light the computer does not start indicating a problem with the system board or power supply blinking amber light indicates a problem has occurred with the system board System ID button and light blue light flashes front and back of chassis when the button is pressed Press the button again to turn it off Drive activity light blue light blinking blue light indicates that the computer is reading data from or writing data to the hard drive Network link integrity lights front computer blue light A good connection exists between the network and the 119 Controls and Lights Network link integrity lights rear Network activity lights Diagnostic lights Table 16 Power Power Coin cell battery Voltage Wattage Maximum heat dissipation Specification off no light The computer is not detecting a physical connection to the network green light A good connection at 10 Mbs exists between the network and the computer orange light A good connection at 100 Mbs exists between the network and the computer amber light A good connection at 1000 Mbs exists between the network and the computer amber light flashes when there is network activity o
116. rtified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Unlock the cooling fan assembly from the chassis by lifting the release levers upward 2 Liftthe cooling fan assembly out of the chassis 42 Figure 15 Removing and installing the cooling fan assembly 1 cooling fan assembly 2 cooling fan 6 3 release lever 2 4 guide pin on the system board 2 5 cooling fan connector 6 6 guide pin on the chassis 6 To see a video on removing and installing a cooling fan assembly click http www Dell com QRL Server PER730 Fans or scan the following QR code Quick Resource Locator Dell com QRL Server PER730 Fans Replace the cooling fan assembly Follow the procedure listed in After working inside your system To see a video on how to remove amp install a fan or the fan assembly scan this QR code or click here http www Dell com QRL Workstation R7910 Fans 43 Quick Resource Locator Dell com ORL Workstation R7910 Fans Installing the cooling fan assembly A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in you
117. ructions that came with the product If the system is operational run the appropriate diagnostic test See Using system diagnostics for available diagnostic tests If diagnostics indicate a fault follow the corrective actions provided by the diagnostic program If the system is not operational turn off the system and attached peripherals and unplug the system from the power source Wait at least 10 seconds and then reconnect the system to the power source Turn on the system and attached peripherals and note the messages on the screen If an error message is displayed indicating a fault with a specific memory module go to step 12 Enter the System Setup and check the system memory setting Make any changes to the memory settings if needed If the memory settings match the installed memory but the problem still persists go to step 12 Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Check the memory channels and ensure that they are populated correctly NOTE See the system event log or system messages for the location of the failed memory module Reinstall the memory device Reset the memory modules in their sockets nstall the system Enter the System Setup and check the system memory setting fthe problem is not resolved proceed with the next step Remove the system cover f a diagnostic test or error message indicates a specific memory module as faul
118. ry module is properly seated in the socket the levers on the memory module socket align with the levers on the other sockets that have memory modules installed Repeat steps 4 and 5 of this procedure to install the remaining memory modules Install the cooling shroud Follow the procedure listed in After working inside your system Press F2 to enter System Setup and check the System Memory setting The system should have already changed the value to reflect the installed memory If the value is incorrect one or more of the memory modules may not be installed properly Repeat step 4 through step 7 of this procedure checking to ensure that the memory modules are firmly seated in their sockets Run the system memory test in the system diagnostics To see a video on how to remove amp install memory scan this QR code or click here http www Dell com QRL Workstation R7910 DIMMs Quick Resource Locator Dell com ORL Workstation R7910 DIMM 32 Hard drives Your system supports Client and Enterprise class hard drives which are designed for 24x7 operating environment Selecting the correct drive class will enable the critical areas of quality functionality performance and reliability to be optimized for the target implementation Due to industry advances in some cases the larger capacity drives have been changed to a larger sector size The larger sector size can have impacts on operating systems and applications
119. s Device Unhide Disabled 157 Menu Item Description Memory RMT Disabled 138 11 NIC indicator codes 1 2 UN mod ie e Figure 48 NIC indicators 1 link indicator 2 activity indicator Indicator Indicator code Link and activity indicators are off The NIC is not connected to the network Link indicator is green The NIC is connected to a valid network at its maximum port speed 1 Gbps or 10 Gbps Link indicator is amber The NIC is connected to a valid network at less than its maximum port speed Activity indicator is blinking green Network data is being sent or received 139 12 Power indicator codes Each AC power supply unit PSU has an illuminated translucent handle and each DC power supply unit when available has an LED that serves as an indicator to show whether power is present or a power fault has occurred C D E Figure 49 AC power supply unit status indicator 1 AC power supply unit status indicator handle Convention Power indicator pattern A Green B Flashing green C Flashing green and turns off 140 Condition The handle indicator lights green indicating that a valid power source is connected to the power supply unit and that the power supply unit is operational When updating the firmware of the power supply unit the power supply unit handle flashes green When hot adding a power supply unit PSU the power supply unit handle flashes green five
120. s are supported on the Precision Rack 7910 The Precision Rack 7910 must be installed with one processor for 5 6 7 PCle slots e If quantity 2 K6000 or K20 Cards are used along with 160 w processors the system inlet temperature is restricted to 50 c to ensure adequate system cooling e All GPU cards must be of the same type and model e You can install up to two double wide GPU cards K NOTE Two double wide GPU cards configuration requires optional riser 3 e You can install up to four single wide GPU cards Installing a GPU card 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Unpack the GPU cards Close the expansion card locking tab on the cooling shroud and riser Lift the expansion card latch Remove the filler brackets for the single or double wide GPU cards Align the GPU card connector with the slot on the riser Insert the GPU card into the riser slot until it is fully seated NAW BWN P Locate the GPU power connectors on the cable and plug
121. s may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Ensure that you read the Safety instructions Keep the 2 Phillips screwdriver handy If you are upgrading your system download the latest system BIOS version from dell com support and follow the instructions included in the compressed download file to install the update on your system Es NOTE You can update the system BIOS using the Lifecycle Controller Follow the procedure listed in Before working inside your system If installed remove the full length PCle card Remove the cooling shroud A WARNING The heat sink and processor are hot to the touch for some time after the system has been powered down Allow the heat sink and processor to cool before handling them A CAUTION Never remove the heat sink from a processor unless you intend to remove the processor The heat sink is necessary to maintain proper thermal conditions NOTE If you are installing a single processor it must be installed in socket CPU1 Unpack the new processor If the processor has previously been used in a system remove any remaining thermal grease from the processor using
122. settings Remove and re insert the USB storage device If import operation does not work try with a different USB storage device Troubleshooting iDRAC Direct laptop connection For information on USB laptop connection and server configuration see the Integrated Dell Remote Access Controller User s Guide at dell com esmanuals 98 Make sure your laptop is connected to the front USB Management Port identified by ee icon with a USB Type A A cable In the IDRAC Settings Utility ensure the USB Management Port Mode is configured as Automatic or iDRAC Direct Only If the laptop is running the Windows operating system ensure the iDRAC Virtual USB NIC device driver is installed If the driver is installed ensure you are not connected to any network through WiFi or cabled ethernet as iDRAC Direct uses a non routable address Troubleshooting a serial I O device 1 3 4 Turn off the system and any peripheral devices connected to the serial port Swap the serial interface cable with a working cable and turn on the system and the serial device If the problem is resolved replace the interface cable with a known good cable Turn off the system and the serial device and swap the serial device with a comparable device Turn on the system and the serial device Troubleshooting a NIC 1 Run the appropriate diagnostic test See Using System Diagnostics for available diagnostic tests Reboot the system and check for any
123. side your system 4 Import your new or existing iDRAC Enterprise license For more information see Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals 5 Ensure that you a Use the Easy Restore feature to restore the service tag b If the service tag is not backed up in the backup flash device enter the system service tag manually c Update the BIOS and iDRAC versions Re enable the Trusted Platform Module TPM To see a video on how to remove amp install the system board scan this QR code or click here http www Dell com QRL Workstation R7910 MOBO Quick Resource Locator Dell com QRL Workstation R7910 MOBO Entering the system service tag using System Setup If you know the system service tag use the System Setup menu to enter the service tag Turn on the system Press lt F2 gt to enter the System Setup Click Service Tag Settings RWNE Enter the service tag NOTE You can enter the service tag only when the Service Tag field is empty Ensure that you enter the correct service tag Once the service tag is entered it cannot be updated or changed 5 Click Ok Restoring the service tag using Easy Restore Use the Easy Restore feature if you do not know the service tag of your system The Easy Restore feature allows you to restore your system s service tag license UEFI configuration and the system configuration data after replacing the system board All data is backed up i
124. ssssssse em Network daughter eard iem dt eate tmb teet nettes Removing the rietwork dau ghter Card teer aiii 72 lristallinig the network daughter caid emissions tete men etd este du 74 Processors ck cupro eret CER PaL achete te ten te el lee ptt at rete 74 REMOVING a POCOS i e e E ee pt e t d e per re ad 75 Installing a POCOS rita 79 POWer supply units i s db dro cei ae ala aa e tme Crim tat eR IU LM uU dr Dro fire 81 Hot Pare teatre ble e Uere Mete teniente 81 Removing the power supply unit blank enne 82 Installing the power supply unit blank ssssssssesseseeeeeeeeenneeeneeneeeee nennen ttn 82 Removing an AC power supply unit Installing an AC power Supply Unitss cochon tnr rtr eu de deer ye a Guru Replacing the system Dattery ni certe rege en bee eee o Hard drive backplane Removing the hard drive backplane vocacion ata dte tue 87 Installing the hard drive backplane sssssssssssssssseeeeeeneeeeee nennen entente 88 Control panel assembly s cmo pendet tots dre d ae o e d ic ebd 89 Removingithe control pariel esr ede ep te re 89 Iristalling thie control panel nte ed ev te e e x Ra 91 NAT SMART 91 Removing the system DO uie o D E vr ets 91 Installing the system Board ee rete ett bb tbe tb e t e M te ite E eerta 94 Entering the system service tag using System Setup emen 95 Restoring the service tag using Easy Restore
125. stem Memory Displays the system memory speed Speed System Memory Displays the system memory voltage Voltage Video Memory Displays the amount of video memory System Memory Specifies whether system memory tests are run during system boot Options are Testing Enabled and Disabled By default the System Memory Testing option is set to Disabled Memory Specifies the memory operating mode By default Optimizer Mode Operating Mode K NOTE The Memory Operating Mode can have different defaults and available options based on the memory configuration of your system 125 Menu Item Node Interleaving Snoop Mode Description Es NOTE The Dell Fault Resilient Mode establishes an area of memory that is fault resilient This mode can be used by an operating system that supports the feature to load critical applications or enables the operating system kernel to maximize system availability Specifies if Non Uniform Memory architecture NUMA is supported If this field is Enabled memory interleaving is supported if a symmetric memory configuration is installed If Disabled the system supports NUMA asymmetric memory configurations By default Node Interleaving option is set to Disabled Specifies the Snoop Mode options Snoop Mode options available are Home Snoop Early Snoop Cluster on Die By default the Snoop Mode option is set to Early Snoop The field is only available when Node Interleaving is Disabled Processor Settings
126. supports installation See the documentation supplied with your operating system 1 Press the release button to open the hard drive carrier release handle 2 Slide the hard drive carrier out of the hard drive slot 34 CAUTION To maintain proper system cooling all empty hard drive slots must have hard drive blanks installed 3 If you are not replacing the hard drive immediately insert a hard drive blank in the empty hard drive slot Figure 11 Removing and installing hard drive 1 release button 2 hard drive carrier hard drive carrier handle To see a video on how to remove amp install hard drives scan this QR code or click here http www Dell com QRL Workstation R7910 HDD Quick Resource Locator Dell com ORL Workstation R7910 HDD Installing Hard Drive A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product A CAUTION Use only hard drives that have been tested and approved for use with the hard drive backplane 35 gt gt bb ea ON DE CAUTION Combining SAS and SATA hard drives in the same RAID volume is not supported CAUTION When installing a hard d
127. system board 56 K NOTE To remove expansion card risers 2 and 3 hold the edges of the expansion card riser 4 NOTE To ensure proper system cooling the riser 1 blank must be installed in the riser 1 slot Remove the riser 1 blank only if you are installing riser 1 3 Figure 23 Removing and installing the expansion card riser 1 1 expansion card riser 1 cage 2 expansion card riser 1 riser guide back right 4 riser guide back left 5 expansion card riser 1 connector 6 riser guide front 58 Figure 24 Identifying connectors on the expansion card riser 1 1 expansion card slot 1 2 3 expansion card slot 3 expansion card slot 2 Figure 25 Removing and installing the expansion card riser 2 1 power connector for GPU cards 2 3 riser guide back 4 5 riser guide front expansion card riser 2 expansion card riser 2 connector 59 60 Figure 26 Identifying connectors on the expansion card riser 2 1 expansion card slot 4 2 3 power connector for GPU cards expansion card slot 5 Figure 27 Removing and installing the expansion card riser 3 1 riser guide front 2 expansion card riser 3 4 5 expansion card riser 3 connector power connector for GPU cards riser guide back 61 1 2 5 Figure 28 Identifying connectors on the expansion card riser 3 default 1 expansion card slot 6 2 expansion card slot 7 power connector for GPU cards Figure 29 I
128. system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Remove all expansion cards installed in the system Install the system cover Reconnect the system to the electrical outlet and turn on the system and attached peripherals Run the appropriate diagnostic test For each expansion card you removed in step 10 perform the following steps a Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Reinstall one of the expansion cards Install the system cover Den y Run the appropriate diagnostic test Troubleshooting expansion cards A Es 1 CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product NOTE When troubleshooting an expansion card see the documentation for your operating system and the expansion card Run the appropriate diagnostic test For more information see Using System Diagnostics 2 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 3 106 Remove the system cover 4 Ensure
129. system cover Remove the following components from the system hard drives e hard drive backplane e USB memory key e hard drive tray e cooling shroud e expansion card risers if present e expansion cards e power supply unit s 99 agas gt e cooling fan assembly if present cooling fans e processor s and heat sink s e memory modules Let the system dry thoroughly for at least 24 hours Reinstall the components you removed in step 3 Install the system cover Turn on the system and attached peripherals Run the appropriate diagnostic test For more information see Using System Diagnostics Troubleshooting a damaged system A a CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Ensure that the following components are properly installed e Cooling shroud e Expansion card risers if present e Expansion cards Power supply s e Cooling fan assembly if present e Cooling fans e Processor s and heat sink s e Memory modu
130. system messages pertaining to the NIC controller Check the appropriate indicator on the NIC connector e If the link indicator does not light check all cable connections e If the activity indicator does not light the network driver files might be damaged or missing Remove and reinstall the drivers if applicable See the NIC s documentation e If applicable change the autonegotiation setting e Use another connector on the switch or hub Ensure that the appropriate drivers are installed and the protocols are bound See the NIC s documentation Enter the System Setup and confirm that the NIC ports are enabled on the Integrated Devices screen Ensure that the NICs hubs and switches on the network are all set to the same data transmission speed and duplex See the documentation for each network device Ensure that all network cables are of the proper type and do not exceed the maximum length Troubleshooting a wet system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the
131. talling an expansion card into the expansion card riser 2 or 3 1 Ensure that you read the Safety instructions 2 Follow the procedure listed in Before working inside your system A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Unpack the expansion card and prepare it for installation For instructions see the documentation accompanying the card 2 Liftthe expansion card latch and remove the filler bracket 3 Holding the card by its edges position the card so that the connector on the expansion card aligns with the expansion card connector on the riser 4 Insert the card edge connector firmly into the expansion card connector until the card is fully seated 5 Pressthe touch points to open the expansion card locking tabs o Replace the expansion card latch 7 If applicable connect the cables to the expansion card NOTE When installing a GPU card on riser 2 or riser 3 default connect the GPU card power cable to the power connector on the riser 1 Follow the procedure listed in After working inside your system 2 Install any device drivers required for the
132. tem Displays information about the system such as the system model name BIOS Information version Service Tag and so on Memory Settings Displays information and options related to installed memory Processor Settings Displays information and options related to the processor such as speed cache size and so on SATA Settings Displays options to enable or disable the integrated SATA controller and ports Boot Settings Displays options to specify the boot mode BIOS or UEFI Enables you to modify UEFI and BIOS boot settings Integrated Displays options to enable or disable integrated device controllers and ports and to Devices specify related features and options Serial Displays options to enable or disable the serial ports and specify related features Communication and options System Profile Displays options to change the processor power management settings memory Settings frequency and so on System Security Displays options to configure the system security settings like system password setup password TPM security and so on It also enables or disables support for the power and NMI buttons on the system Miscellaneous Displays options to change the system date time and so on Settings Debug Menu This field controls serial debug output level for certain drivers Settings System Information screen details You can use the System Information screen allows to view system properties such as Service Tag system
133. ternal Serial Connector option is set to Serial Device1 K NOTE Only Serial Device 2 can be used for SOL To use console redirection by SOL configure the same port address for console redirection and the serial device Displays the failsafe baud rate for console redirection The BIOS attempts to determine the baud rate automatically This failsafe baud rate is used only if the attempt fails and the value must not be changed By default the Failsafe Baud Rate option is set to 115200 Sets the remote console terminal type By default the Remote Terminal Type option is set to VT 100 VT 220 Enables or disables the BIOS console redirection when the operating system is loaded By default the Redirection After Boot option is set to Enabled System Profile Settings screen details You can use the System Profile Settings screen to enable specific system performance settings such as power management You can view the System Profile Settings screen by clicking System Setup Main Menu System BIOS System Profile Settings The System Profile Settings screen details are explained as follows Menu Item System Profile Description Sets the system profile If you set the System Profile option to a mode other than Custom the BIOS automatically sets the rest of the options You can only change 133 Menu Item CPU Power Management Turbo Boost Energy Efficient Turbo C1E C States Memory DDR Freq Limit Collabora
134. the Embedded Video Controller Current State of Embedded Video Controller is a read only field indicating the current state for the Embedded Video Controller Enables or disables the BIOS configuration of Single Root I O Virtualization SR IOV devices By default the SR IOV Global Enable option is set to Disabled If your system stops responding this watchdog timer aids in the recovery of your operating system When this field is set to Enabled the operating system is allowed to initialize the timer When the option is set to Disabled the default the timer will have no effect on the system Enables or disables the support for PCle devices that require large amounts of memory By default the option is set to Enabled Enables or disables the available PCle slots on your system The Slot Disablement feature controls the configuration of PCle cards installed in the specified slot Slot disablement must be used only when the installed peripheral card is preventing booting into the operating system or causing delays in system startup If the slot is disabled both the Option ROM and UEFI driver are disabled This field controls the configuration of the card installed in the slot You can set one of the following options for each of the Press F1 for more information 1 Slot 1 Boot Driver Enabled default e Disabled 2 Slot 2 Boot Driver e Enabled default e Disabled 3 Slot 5 Boot Driver e Enabled default e Disabl
135. the processor as defined by Intel Displays the brand name reported by the processor Displays the total L2 cache Displays the total L3 cache 127 Menu Item Number of Cores Description Displays the number of cores per processor SATA Settings screen details You can use the SATA Settings screen to view the SATA settings of SATA devices and enable RAID on your system You can view the SATA Settings screen by clicking System Setup Main Menu gt System BIOS SATA Settings The SATA Settings screen details are explained below Menu Item Embedded SATA Security Freeze Lock Write Cache Port A Model Drive Type Capacity Port B Model Drive Type Capacity Port C Model Drive Type Capacity 128 Description Enables the embedded SATA to be set to Off ATA AHCI or RAID modes By default the Embedded SATA option is set to AHCI Sends Security Freeze Lock command to the Embedded SATA drives during POST This option is only applicable to ATA and AHCI mode Enables or disables the command for Embedded SATA drives during POST Sets the drive type of the selected device For Embedded SATA settings in ATA mode set this field to Auto to enable BIOS support Set it to OFF to turn off BIOS support For AHCI mode or RAID mode BIOS always enables support Displays the drive model of the selected device Displays the type of drive attached to the SATA port Displays the total capacity of the ha
136. tinto the chassis until it clicks into place Removing an AC power supply unit A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 82 A CAUTION The system requires one power supply for normal operation On power redundant systems remove and replace only one power supply at a time in a system that is powered on K NOTE You may have to unlatch and lift the optional cable management arm if it interferes with power supply removal For information about the cable management arm see the system s rack documentation 1 Disconnect the power cable from the power source and from the power supply unit you intend to remove and remove the cables from the strap 2 Press the release latch and slide the power supply unit out of the chassis 4 5 Figure 40 Removing and installing an AC power supply unit 1 release latch 2 power supply unit cable connector 3 power supply unit 4 connector 5 power supply unit handle Related video http www Dell com QRL Server PER730 PSU Quick Resource Locator Dell com QRL Server PER730 PSU To see a video on how to remove amp install the powe
137. tive CPU Performance Control Memory Patrol Scrub Memory Refresh Rate Uncore Frequency Energy Efficient Policy Number of Turbo Boot Enabled Cores for Processor 1 Number of Turbo Boot Enabled 134 Description the rest of the options if the mode is set to Custom By default the System Profile option is set to Performance Per Watt Optimized DAPC DAPC is Dell Active Power Controller K NOTE The following parameters are available only when the System Profile is set to Custom Sets the CPU power management By default the CPU Power Management option is set to System DBPM DAPC DBPM is Demand Based Power Management Enables or disables the processor to operate in turbo boost mode By default the Turbo Boost option is set to Enabled Enables or disables the Energy Efficient Turbo Energy Efficient Turbo EET is a mode of operation where a processor s core frequency is adjusted within the turbo range based on workload Enables or disables the processor to switch to a minimum performance state when itis idle By default the C1E option is set to Enabled Enables or disables the processor to operate in all available power states By default the C States option is set to Enabled Max performance is enabled Enables or disables the CPU power management When set to Enabled the CPU power management is controlled by the OS DBPM and the System DBPM DAPC By default the option is set to Disabled Sets t
138. tput power CAUTION Combining AC and DC power supplies is not supported and triggers a mismatch Power is not connected 141 15 Contacting Dell Contacting Dell K NOTE If you do not have an active Internet connection you can find contact information on your purchase invoice packing slip bill or Dell product catalog Dell provides several online and telephone based support and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Go to dell com support Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support link based on your need Quick Resource Locator QRL Use the Quick Resource Locator QRL to get immediate access to system information and how to videos This can be done by visiting dell com QRL or by using your smartphone or tablet and a model specific Quick Resource QR code located on your Dell Precision Workstation Racksystem To try out the QR code scan the following image Quick Resource Locator 142
139. troller card connector on the system board 1 Replace the expansion card riser 1 2 Replace the cooling shroud 3 Follow the procedure listed in After working inside your system Network daughter card Removing the network daughter card Ensure that you read the Safety instructions 1 2 Follow the procedure listed in Before working inside your system 3 If installed remove expansion card s from the expansion card riser 2 and 3 4 Keep the 1 Phillips screwdriver handy A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Using a 1 Phillips screwdriver loosen the captive screws that secure the network daughter card to the system board 2 Hold the network daughter card by the edges on either side of the touch point and lift the card to remove it from the connector on the system board 3 Slide the network daughter card away from the back of the system until the Ethernet connectors are clear of the slot in the back panel 4 Lift the network daughter card out of the chassis 72 1 2 Figure 34 Removing and installing the Network Daughter Card NDC 1 ca
140. ty swap or replace the module with a known good memory module To troubleshoot an unspecified faulty memory module replace the memory module in the first DIMM socket with a module of the same type and capacity f an error message is displayed on the screen this may indicate a problem with the installed DIMM type s incorrect DIMM installation or defective DIMM s Follow the on screen instructions to resolve the problem nstall the system cover As the system boots observe any error message that is displayed and the diagnostic indicators on the front of the system f the memory problem persists repeat step 12 through step 15 for each memory module installed 105 Troubleshooting an internal USB key A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Enter the System Setup and ensure that the USB key port is enabled on the Integrated Devices screen Turn off the system and attached peripherals and disconnect the system from the electrical outlet Remove the system cover Locate the USB key and reseat it nstall the system cover Turn on the system and attached peripherals and ch
141. upply units A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product Power source problems 1 a Press the power button to ensure that your system is turned on If the power indicator does not light up when the power button is pressed press the power on button firmly Plug in another working device to ensure that the power outlet is not faulty Ensure that no loose connections exist For example loose power cables Ensure that the power source meets applicable standards Ensure that there are no short circuits Have a qualified electrician check the line voltage to ensure that it meets the required specifications Power supply unit problems 1 Ensure that no loose connections exist For example loose power cables Ensure that the power supply handle LED indicates that the power supply is working properly For more information on power supply indicators see Power indicator codes f you have recently upgraded your system ensure that the power supply unit has enough power to support the new system f you have a redundant power supply configuration ensure that both the power
142. utton and slide the hard drive blank out of the hard drive slot 33 Figure 10 Removing and installing a 2 5 inch hard drive blank 2 1 hard drive blank 2 release button Installing a 2 5 inch hard drive blank Ensure that you read the Safety instructions If installed remove the front bezel Insert the hard drive blank into the hard drive slot until the release button clicks into place BWNP If applicable install the front bezel Removing Hard Drive A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Ensure that you read the Safety instructions If applicable remove the bezel Using the management software prepare the hard drive for removal Wait until the indicators on the hard drive carrier signal that the hard drive can be removed safely For more information see the documentation for the storage controller If the hard drive is online the green activity fault indicator flashes as the drive is turned off When the hard drive indicators are off the hard drive is ready for removal A CAUTION To prevent data loss ensure that your operating system
143. voltage of the active power supply drops the power supply in the sleep state returns to an active output state If having both power supplies active is more efficient than having one power supply in a sleep state the active power supply can also activate a sleeping power supply The default power supply settings are as follows e If the load on the active power supply is more than 50 then the redundant power supply is switched to the active state e If the load on the active power supply falls below 20 then the redundant power supply is switched to the sleep state 81 You can configure the Hot Spare feature using the iDRAC settings For more information on iDRAC settings see the Integrated Dell Remote Access Controller User s Guide at dell com support manuals Removing the power supply unit blank If you are installing a second power supply unit remove the power supply unit blank in the bay by pulling the blank outward A CAUTION To ensure proper system cooling the power supply blank must be installed in the second power supply bay in a non redundant configuration Remove the power supply blank only if you are installing a second power supply Figure 39 Removing and installing the power supply blank 1 power supply blank 2 power supply bay Installing the power supply unit blank Install the power supply unit blank only in the second power supply unit bay 1 Align the blank with the power supply unit bay 2 pushi
144. you must confirm the option before proceeding to the next action Option DRAC Set error Set home View menu Description Select DHCP or Static IP to configure the network mode If Static IP is selected the available fields are IP Subnet Sub and Gateway Gtw Select Setup DNS to enable DNS and to view domain addresses Two separate DNS entries are available Select SEL to display LCD error messages in a format that matches the IPMI description in the SEL This is useful when trying to match an LCD message with an SEL entry Select Simple to display LCD error messages in a simplified user friendly description For more information on error messages see the Dell Event and Error Messages Reference Guide at dell com esmmanuals Select the default information to be displayed on the LCD Home screen See View menu to see the options and option items that can be set as the default on the Home screen NOTE When you select an option in the View menu you must confirm the option before proceeding to the next action Option iDRAC IP MAC Name Number Power Temperature 10 Description Displays the IPv4 or IPv6 addresses for DRAC8 Addresses include DNS Primary and Secondary Gateway IP and Subnet IPv6 does not have Subnet splays the MAC addresses for iDRAC iSCSI or Network devices splays the name of the Host Model or User String for the system splays the Asset tag or the Service tag for the system
145. your system or see dell com poweredgemanuals Operating system documentation at dell com operatingsystemmanuals Dell OpenManage Systems Management Overview Guide at dell com openmanagemanuals Integrated Dell Remote Access Controller User s Guide at dell com esmmanuals RACADM Command Line Reference Guide for iDRAC and CMC at dell com esmmanuals Dell Lifecycle Controller User s Guide at dell com esmmanuals Dell Lifecycle Controller Remote Services Quick Start Guide at dell com esmmanuals Dell OpenManage Server Administrator User s Guide at dell com openmanagemanuals Dell OpenManage Essentials User s Guide at dell com openmanagemanuals Storage controller documentation at dell com storagecontrollermanuals Dell Event and Error Messages Reference Guide at dell com esmmanuals 11 Hard drive indicator codes 3 Figure 2 Hard drive indicators 1 hard drive activity indicator 2 hard drive status indicator 3 hard drive Figure 3 Hard drive indicators on the hard drive tray backplane 1 hard drive activity indicator 2 hard drive status indicator 3 hard drive backplane on hard drive tray NOTE If the hard drive is in Advanced Host Controller Interface AHCI mode the status indicator on the right side does not function and remains off 12 Drive status indicator pattern RAID only Blinks green two times per second Off ies inks green amber and turns off Blinks amber four times per second Blin
146. ystem Setup and check that the processor information matches the new system configuration 6 Runthe system diagnostics to verify that the new processor operates correctly Power supply units Your system supports e Two 1100 W AC power supply modules K NOTE Titanium power supply unit is nominally rated for 200 VAC to 240 VAC input only K NOTE When two identical power supplies are installed power supply redundancy 1 1 with redundancy or 2 0 without redundancy is configured in system BIOS In redundant mode power is supplied to the system equally from both power supplies when Hot Spare is disabled When Hot Spare is enabled one of the PSUs will be put into standby when system utilization is low in order to maximize efficiency K NOTE For AC power supply units use only power supply units with the Extended Power Performance EPP label on the back Mixing power supply units from previous generations of servers can result in a power supply unit mismatch condition or failure to power on Hot Spare feature Your system supports the Hot Spare feature that significantly reduces the power overhead associated with power supply redundancy When the Hot Spare feature is enabled one of the redundant power supplies is switched to a sleep state The active power supply supports 100 of the load thus operating at higher efficiency The power supply in the sleep state monitors output voltage of the active power supply If the output
147. ystem board connector 4 Using a 1 Phillips screwdriver tighten the captive screws to secure the network daughter card to the system board 1 If applicable install the expansion card s in the expansion card riser 2 2 Follow the procedure listed in After working inside your system To see a video on how to remove amp install the network daughter card scan this QR code or click here http www Dell com QRL Workstation R7910 NDC Quick Resource Locator E Dell com QRL Workstation R7910 NDC Processors Use the following procedure when Installing an additional processor 74 e Replacing a processor NOTE To ensure proper system cooling you must install a processor blank and a heat sink blank in any empty processor socket Removing a processor A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product K NOTE To ensure proper system cooling you must install a processor blank in any empty processor socket 1 Ensure that you read the Safety instructions 2 Keepthe 2 Phillips screwdriver handy Ifyou are upgrading your system download the latest system

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