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Dell PowerEdge 1750 Service Manual

1. NOTICE To avoid damage to the battery connector you must firmly support the connector while installing or removing a battery 5 Remove the system battery See Figure 5 3 for the battery connector location a Support the battery connector by pressing down firmly on the positive side of the connector See Figure 4 20 b While supporting the battery connector press the battery toward the positive side of the connector and pry it up out of the securing tabs at the negative side of the connector Figure 4 20 System Battery positive side of battery connector system battery negative side of battery connector NOTICE To avoid damage to the battery connector you must firmly support the connector while installing or removing a battery Installing the System Battery 1 Install the new system battery See Figure 4 20 a Support the battery connector by pressing down firmly on the positive side of the connector b Hold the battery with the facing up and slide it under the securing tabs at the positive side of the connector c Press the battery straight down into the connector until it snaps into place 2 Close the system covers See Closing the System Covers 3 Reconnect the system and any attached peripherals to their electrical outlets and turn them on 4 Replace the optional front bezel if applicable See Replacing the Bezel 5 Enter the System Setup program to confirm that the battery is operating prop
2. jumpered unjumpered System Board Connectors See Figure 5 3 and Table 5 2 for the descriptions and locations of the system board connectors Figure 5 3 System Board Connectors and Sockets SCSI B USBa CYCLOPS ETHERNET a MOUSE ABs KYBD y EMP NIC a om La a A PCI PROCESSOR 2 PROCESSOR 1 FAN PS SIG ia a oly VGA PS PWR SERIAL rm DIMM 1x DIMM 2x FRONT PANEL EMBEDDED REMOTE ASSISTANT RAID BAT BACKPLANE Table 5 2 System Board Connectors and Sockets Connector or Socket Description BACKPLANE SCSI backplane board connector Bl System battery connector CYCLOPS Cable management arm system status connector DIMM_1x DIMM_2x Memory module sockets EMBEDDED_REMOTE_ Connector for optional RAC ASSISTANT EMP_NIC ETHERNET_n NIC connectors 2 NOTE If you purchased a 400 MHz front side bus system with a preinstalled Gigabit PCI network card the integrated NIC connectors are nonfunctional eaeoe O O Microprocessor socket SSOSOSCSCSCSCSCSC SC S SCSCSCSsSS PCIn PCI riser board connector PROCESSOR 1 Microprocessor socket 1 PROCESSOR 2 Microprocessor socket 2 System board power connector Power supply signal connector Socket for optional ROMB card RAID BAT Backup battery connector for ROMB card External SCSI connector SERIAL Serial port connector USB connector VGA connector SCSI Backplane Board Connect
3. 7 Replace the optional front bezel if applicable See Replacing the Bezel Control Panel CAUTION Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge Removing the Control Panel 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 3 Open the system covers See Opening the System Covers 4 Locate the control panel See Figure 4 17 Figure 4 17 Control Panel thumbscrew fan power connector hex head Phillips screw flex cable assembly control panel board flex cable connector 5 Remove the cooling fan that is located behind the control panel See Removing a Fan The fan power cable attaches to the control panel flex cable assembly 6 Loosen the thumbscrew that secures the flex cable assembly to the control panel board PLANAR and lift the flex cable assembly up out of its connector See Figure 4 17 7 Remove the hex head Phillips screw that secures the control panel board to the chassis See Figure 4 17 8 Slide the control panel board back and lift it from the system Installing a Control Panel 1 Insert the control panel board into the chas
4. see Disabling a Forgotten Password System parity error Defective expansion card s or improperly Replace the expansion cards one at a time until the error seated or faulty memory modules is corrected See Expansion Cards reported by the NMI handler Remove and reseat the memory modules See Memory If the problem persists replace the memory modules If the problem persists replace the system board See System Board The following memory DIMMs are unsupported One or more of the installed DIMMs has a Replace lower speed DIMM s with modules rated for 266 DIMM_xx frequency less than 266 MHz System MHz operation See Memory memory must be rated for 266 MHz This system only supports 266 MHz DIMMs This processor system bus speed is unknown The installed microprocessor is not Reboot the system If you receive beep code 4 4 3 supported by the system processor frequency mismatch replace the installed microprocessor s with microprocessor s supported by hal i a your system See Microprocessors If a beep code does not occur at system boot turn off the system install the NVRAM_CLR jumper and reboot the system See Figure 5 2 for jumper location This system only supports 400 MHz system bus Two 533 MHz microprocessors are Reboot the system If you receive beep code 4 4 3 speed installed This system supports only Intel processor frequency mismatch replace both processors Xeon 400
5. 19 Nov 2003 Back to Contents Page Basic Troubleshooting Dell PowerEdge 1750 Systems Service Manual Initial User Contact External Visual Inspection Observing the Boot Routine Internal Visual Inspection Running the System Diagnostics Performing basic troubleshooting procedures can often reveal the source of a system problem or indicate a starting point for servicing the system Perform the following procedures in the order presented Initial User Contact Ask the user to describe the problem and the conditions under which it occurs Then perform the following steps 1 Have the user back up the data on the hard drive if possible Refer the user to the documentation provided with the operating system or application software for information about backing up data 2 Have the user duplicate the problem If the user cannot duplicate the problem proceed to External Visual Inspection 3 Observe the user s actions for errors such as typing an incorrect key combination or entering a command incorrectly If the problem is a result of user error instruct the user in the proper procedure If it is not proceed to External Visual Inspection External Visual Inspection 1 Inspect the status indicators for indications of component malfunction 2 Turn off the system and all attached peripherals 3 Verify that all power cables are properly connected to the system peripherals and their power sources 4 Ensure that ca
6. 7 Connect the other end of the ribbon cable to the diskette drive connector on the SCSI backplane See Figure 5 4 8 Close the system covers See Closing the System Covers 9 Reconnect the system and peripherals to their electrical outlets and turn them on 10 Replace the optional front bezel if applicable See Replacing the Bezel Installing a CD Drive The optional CD drive is installed in a carrier that slides into the peripheral bay A CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if attached See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Ifa filler plate is installed in the drive bay remove it now 5 If the drive carrier and the drive were supplied separately install the drive in the carrier See Figure 4 26 Figure 4 26 Installing a CD Drive in a Drive Carrier lt N we back end of drive CD drive retention tab stop tab drive carrier kE r a Match the back end of the drive with the back end of the carrier which has a retention tab b Fit the right edge of the C
7. CD See Using the Dell OpenManage Server Assistant CD in the User s Guide for information on creating diskettes 2 Insert the first diagnostics diskette 3 Reboot the system When you start system diagnostics a message is displayed stating that the diagnostics are initializing Next the Diagnostics menu appears The menu allows you to run all or specific diagnostics tests or to exit system diagnostics K NOTE Before you read the rest of this section start system diagnostics so that you can see the utility on your screen System Diagnostics Testing Options To select an option from the Diagnostics menu highlight the option and press lt Enter gt or press the key that corresponds to the highlighted letter in the option Table 2 1 provides a brief explanation of testing options Table 2 1 System Diagnostics Testing Options Testing Option Function S O Quick Tests Performs a quick check of the system Select Test All Devices and then select Quick Tests This option runs device tests that do not require user interaction and that run quickly Use this option to quickly assess the source of your problem Test One Device Tests a particular device Extended Tests Performs a more thorough check of the system Select Test All Devices and then select Extended Tests Advanced Testing Checks a particular area of the system The main system diagnostics screen lists the system s device groups and the system s service tag number Infor
8. Codes When an error that cannot be reported on the monitor occurs during a boot routine the system may emit a series of beeps that identify the problem K NOTE If the system boots without a keyboard mouse or monitor attached the system will not issue beep codes related to these peripherals When a beep code is emitted record it on a copy of the Diagnostics Checklist located in Getting Help in the Installation and Troubleshooting Guide and then look it up in Table 3 6 If you are unable to resolve the problem by looking up the meaning of the beep code use the system diagnostics to identify a more serious cause Table 3 6 System Beep Codes Code Corrective Action 1 1 2 Microprocessor register test failure Replace microprocessor 1 See Microprocessors If the problem persists replace microprocessor 2 1 1 3 CMOS write read failure Replace the system board See System Board 1 1 4 BIOS checksum failure This fatal error usually requires replacement of the BIOS firmware Reflash the BIOS firmware 1 2 1 Programmable interval timer failure Replace the system board See System Board 1 2 2 DMA initialization failure Remove and reseat the memory modules See Memory If the problem persists replace the 1 2 3 DMA page register write read failure memory modules If the problem persists replace the system board See System Board 1 3 1 Main memory refresh verification failure 1 3 2 No memory installed 1 3 3 Chip or data line
9. If the problem persists replace the system board See System Board Super I O chip failure defective system board Replace the system board See System Board Microprocessor frequency mismatch Occurs If video is available a screen message identifies the faulty microprocessor Replace the when the front side external bus speed of a microprocessor with a supported microprocessor See Microprocessors If video is not microprocessor is not supported available replace microprocessor 1 and then if the problem persists replace microprocessor 2 Cache test failure defective microprocessor Remove and reseat the microprocessor s See Microprocessors If the problem persists replace the microprocessor s If the problem persists replace the system board See System Board System Board LED Codes The system board LEDs are visible only when the covers are open Table 3 7 lists the system board LED codes and their meanings Table 3 7 System Board LED Codes LED I ndicator Normal Operation Error Condition FANn_LED Green Blinking amber A problem exists with the associated fan THERMTRIP Off Amber One or both of the processors are overheated Located near the front left corner of the system board a MISMATCH Off Amber Processors do not match Located near the front left corner of the system board ee VRM1_OK Off Processor 1 VRM is disabled Located near the edge of the system board by VRM1 VRM2_OK Green
10. MHz front side bus processors with Intel Xeon 400 MHz front side bus processors See i H T EE EE Microprocessors If a beep code does not occur at system boot turn off the system install the NVRAM_CLR jumper and reboot the system See Figure 5 2 for jumper location Time of day clock stopped Defective battery or faulty chip defective Replace the system battery See System Battery If the system board problem persists replace the system board See System Board Time of day not set please run SETUP program Incorrect Time or Date settings or Check the Time and Date settings See Using the defective system battery System Setup Program If the problem persists replace the system battery See System Battery If the problem persists replace the system board See System Board Timer chip counter 2 failed Defective system board Replace the system board See System Board Unsupported CPU combination Microprocessor combination is not Install a supported microprocessor combination See supported by the system Microprocessors Unsupported CPU stepping detected Microprocessor is not supported by the Install the correct version of the microprocessor in the system specified microprocessor socket See Microprocessors Utility partition not available lt F10 gt key was pressed during POST but Create a utility partition on the boot hard drive See no utility partition exists on the boot hard Using t
11. are listed under their respective options where applicable Table 6 2 System Setup Program Options Option Description System Time Resets the time on the system s internal clock System Date Resets the date on the system s internal calendar Diskette Drive A Displays a screen that allows you to select the type of diskette drive for your system System Memory Displays the amount of system memory This option has does not have user selectable settings Video Memory Displays the amount of video memory This option does not have user selectable settings Redundant Memory Enables or disables the redundant memory feature When enabled all memory banks except for the last one are reported back to the operating system The last bank is reserved for failover conditions When disabled all of the available system memory is reported to the operating system NOTE This feature can be enabled only if all memory banks are populated with memory modules of the same type OS Install Mode Determines the maximum amount of memory available to the operating system On sets the maximum memory to 256 MB Off makes all Off default of the system memory available to the operating system Some operating systems cannot install with more than 2 GB of system memory Enable this option On during operating system installation and disable Off after installation CPU Information Displays information related to microprocessors speed cache size and so on Ena
12. can be the same as the system password If the two passwords are different the setup password can be used as an alternate system password However the system password cannot be used in place of the setup password You can use up to 32 characters in your password As you press each character key or the spacebar for a blank space a placeholder appears in the field The password assignment is not case sensitive However certain key combinations are not valid If you enter one of these combinations the system beeps To erase a character when entering your password press lt Backspace gt or the left arrow key After you verify the password the Setup Password setting changes to Enabled The next time you enter the System Setup program the system prompts you for the setup password A change to the Setup Password option becomes effective immediately restarting the system is not required Operating With a Setup Password Enabled If Setup Password is set to Enabled you must enter the correct setup password before you can modify most of the System Setup options When you start the System Setup program the program prompts you to enter a password If you do not enter the correct password in three attempts the system lets you view but not modify the System Setup screens with the following exception If System Password is not set to Enabled and is not locked through the Password Status option you can assign a system password however you c
13. cover see Figure 4 2 remove it now Figure 4 2 Opening the System Covers left cover optional security screw 4 Press the latch on the system front panel and lift the left cover 5 Lift the right cover Closing the System Covers 1 Close the right larger cover first and then close the left cover 2 Press firmly on the left cover to snap the securing latch into place 3 Replace the optional front bezel if one was installed See Replacing the Bezel Inside the System In Figure 4 3 the system covers are open and the bezel is removed to provide an interior view of the system Figure 4 3 Inside the System microprocessor s cooling fans 7 power supplies 2 PCI expansion cards up to 2 optional ROMB card under PCI expansion card backup battery for ROMB card power distribution board SCSI backplane board PCI riser board assembly control panel hidden 3 memory modules 4 in front of fan s CD drive system board hard drives 3 cooling fan bracket diskette drive The system board can accommodate one or two microprocessors The PCI riser board assembly accommodates up to two PCI expansion cards Up to four memory modules may be installed on the system board The hard drive bays provide space for up to three 1 inch SCSI hard drives SCSI hard drives are connected to a SCSI controller on the system board through the SCSI backplane board The peripheral bays provide space f
14. expansion card in PCI 2 and one PCI 64 bit 33 MHz 5 V expansion card in PCI 1 Figure 4 4 Riser Board Expansion Card Connectors PCI 1 connector 64 bit 133 MHz PCI X card or 64 bit 33 MHz 5V PCI card PCI 2 connector 64 bit 133 M Hz PCI X card CAUTION Before you perform the following procedure you must turn off the system and disconnect it from its power source See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge Installing an Expansion Card 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 3 Prepare the expansion card for installation See the documentation that came with the expansion card for information about configuring the card making internal connections or otherwise customizing the card for your system 4 Open the system covers See Opening the System Covers 5 Remove the filler bracket from the expansion slot Figure 4 5 Installing an Expansion Card expansion card latch expansion card filler bracket on card riser board card edge connector expansion card connectors 2 6 Slide the plastic expansion card latch in the chassis wall up to the release position and pivot it back to allow card insertion 7 Insert the card edge connecto
15. extremely hot during system operations Ensure that both components have had sufficient time to cool before touching them _ CAUTION When handling the processor and heat sink assembly avoid sharp edges on the heat sink 4 Ensure that all components memory modules expansion cards and processors are properly and securely installed See Removing and Replacing System Components Di Verify that all jumpers are set correctly See Jumpers and Connectors 6 Ensure that all cables inside the system are firmly attached to their appropriate connectors 7 Close the system covers See Closing the System Covers 8 Ifthe system has an optional front bezel install the bezel See Replacing the Bezel 9 Reconnect the system to the electrical outlet and turn on the system including attached peripherals If the problem is resolved no further steps are necessary If the problem is not resolved proceed to Observing the Boot Routine Running the System Diagnostics You can run system diagnostics from either the utility partition on your hard drive or from a set of diskettes that you create from the Dell OpenManage Server Assistant CD From the Utility Partition 1 As the system boots press lt F10 gt during POST 2 From the utility partition s main menu under Run System Utilities select Run System Diagnostics From the Diagnostics Diskettes 1 Create a set of diagnostics diskettes using the Dell OpenManage Server Assistant
16. flash replace the keyboard with a keyboard that you know works If the problem persists troubleshoot the system power supply If the troubleshooting procedure indicates that the system power supply is working troubleshoot the memory See the Installation and Troubleshooting Guide 3 Observe the power supply indicators If the fault indicator s is lit troubleshoot the system power supply See the Installation and Troubleshooting Guide Internal Visual Inspection NOTICE Before proceeding with the internal visual inspection save all open files and exit all open applications if possible Visual inspection of a system s interior can often locate the source of a problem such as a loose expansion card or cable connector See Jumpers and Connectors to locate components referenced in the inspection procedure 1 If your system has the optional front bezel installed remove the bezel See Optional Front Bezel 2 Turn off the system including attached peripherals and disconnect the system from the electrical outlets A CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 3 Open the system covers See Opening the System Covers A CAUTION The microprocessor and heat sink assembly can get
17. if two processors are installed or off if only Off if two processors are installed one processor is installed Located near the edge of the system board by VRM2 D_12V Green Off System 12 V power is not available Located near the front left corner of the system board near the PS_ PWR connector D_3VAUX Green System 3 3 V auxiliary power is not available Located near the front left corner of the system board near the PS_ PWR connector Warning Messages A warning message alerts you to a possible problem and asks you to take corrective action before the system continues a task For example before you format a diskette a message may warn you that you may lose all data on the diskette as a way to protect against inadvertently erasing or writing over the data These warning messages usually interrupt the procedure and require you to respond by typing y yes or n no NOTE Warning messages are generated by either the application program or the operating system See Finding Software Solutions in the Installation and Troubleshooting Guide and the documentation that accompanied the operating system or application program for further information Diagnostics Messages When you run system diagnostics an error message may result Diagnostic error messages are not covered in this section Record the message on a copy of the Diagnostics Checklist located in Getting Help in the Installation and Troubleshooting Guide and the
18. if you leave the system running and unattended without having a system password assigned or if you leave your system unlocked so that someone can disable the password by changing a jumper setting The system is shipped without the system password feature enabled If system security is a concern operate the system only with system password protection To change or delete an existing password you must know the password See Deleting or Changing an Existing System Password If you forget the password you cannot operate the system or change settings in the System Setup program until a trained service technician changes the password jumper setting to disable the passwords and erases the existing passwords See Disabling a Forgotten Password Using the System Password After a system password is assigned only those who know the password have full use of the system When the System Password option is set to Enabled the system prompts you for the system password after the system starts Assigning a System Password Before you assign a system password enter the System Setup program and check the System Password option When a system password is assigned the setting shown for the System Password option is Enabled If the setting shown for the Password Status is Unlocked you can change the system password If the Password Status option is Locked you cannot change the system password When the system password feature is disabled by a jumper settin
19. on the keyboard during BIOS POST Security except for the lt F2 gt key Pressing the lt F2 gt key during BIOS POST displays a password prompt that allows 20 seconds for a valid entry before continuing to boot the operating system Power Turns system s power off and on Button If you turn off the system using the power button and the system is running an ACPI compliant operating system the system can perform an orderly shutdown before power is turned off If the system is not running an ACPI compliant operating system power is turned off immediately after the power button is pressed The button is enabled in the System Setup program When disabled the button can only turn on system power NMI Button NOTICE Use the NMI button only if directed to do so by qualified support personnel or by the operating system s documentation Pressing this button halts the operating system and displays a diagnostic screen Sets the NMI feature On or Off Exit Screen After you press lt Esc gt to exit the System Setup program the Exit screen displays the following options Save Changes and Exit Discard Changes and Exit Return to Setup System and Setup Password Features NOTICE The password features provide a basic level of security for the data on your system If your data requires more security use additional forms of protection such as data encryption programs NOTICE Anyone can access the data stored on your system
20. or operating system Reboot If the message reappears see your software failure documentation Incorrect configuration settings in the Check the hard drive configuration settings in the System System Setup program improperly Setup program See Using the System Setup Program connected hard drive or faulty hard drive Reinstall the hard drive See Internal SCSI Hard Drives controller subsystem defective system or External SCSI Hard Drives If the problem persists board replace the system board See System Board Invalid configuration settings in the Check the System Setup configuration settings See System Setup program or the system Using the System Setup Program Replace the battery battery is faulty See System Battery Invalid memory configuration detected Memory modules are not installed in Install memory modules in matched pairs See Memory Potential for data corruption exists matched pairs Invalid NVRAM configuration resource re System configuration data has been Check the System Setup configuration settings See allocated ignored Using the System Setup Program I O card parity interrupt at address Expansion card s is improperly installed Reinstall the expansion card s See Expansion Cards If or faulty the problem persists replace the expansion card s Keyboard controller failure Defective keyboard mouse controller Replace the system board See System Board defecti
21. reboot the system Using Your System Password to Secure Your System NOTE If you have assigned a setup password see Using the Setup Password the system accepts your setup password as an alternate system password When the Password Status option is set to Unlocked you have the option to leave the password security enabled or to disable the password security To leave the password security enabled 1 Turn on or reboot your system by pressing lt Ctri gt lt Alt gt lt Del gt 2 Press lt Enter gt 3 Type your password and press lt Enter gt To disable the password security 1 Turn on or reboot your system by pressing lt Ctri gt lt Alt gt lt Del gt 2 Press lt Ctri gt lt Enter gt When the Password Status option is set to Locked whenever you turn on your system or reboot your system by pressing lt Ctrl gt lt Alt gt lt Del gt type your password and press lt Enter gt at the prompt After you type the correct system password and press lt Enter gt your system operates as usual If an incorrect system password is entered the system displays a message and prompts you to re enter your password You have three attempts to enter the correct password After the third unsuccessful attempt the system displays an error message showing the number of unsuccessful attempts and that the system has halted and will shut down This message can alert you to an unauthorized person attempting to use your system Even after you
22. settings as the board you removed Install the microprocessor and heat sink assemblies See Installing a Microprocessor Install the memory modules See Installing Memory Modules Install the optional RAC if it was installed on the board you removed See Figure 5 3 for the location of the RAC connector see the RAC documentation for more information Install the optional ROMB card and its backup battery if they were installed on the board you removed See Installing a ROMB Card Press the PCI riser board assembly firmly into its connectors Install the PCI expansion cards See Installing an Expansion Card Install the fan bracket assembly and connect the fans in the bracket to the system board See Installing the Fan Bracket Connect the remaining cables to the system board Power cable from rear fan to the FAN7 connector Power signal cable from the PDB to the PS_SIG connector Output power cable from the PDB to the PS_ PWR connector Control panel cable to the FRONT_PANEL connector Any other cables you removed from the original board Install the SCSI backplane board and any drives you removed or disconnected See Installing the SCSI Backplane Board Connect the external peripheral cables to their connectors at the back of the system Carefully check for any cables or components not installed or improperly seated in their connectors on the system board Close the system covers See Closing the System Covers Connect the po
23. 4 GHz for the 533 MHz processor Expansion Bus Bus type Expansion slots Memory Architecture Memory module sockets Memory module capacities Minimum RAM Maximum RAM two 3 3 V 64 bit 133 MHz PCI X slots or one 3 3 V 64 bit 133 MHz PCI X slot and one 5 V 64 bit 33 MHz PCI slot 72 bit ECC PC 266 registered DDR SDRAM DIMMs with 2 way interleaving four 72 bit wide 168 pin DIMM sockets 128 MB 256 MB 512 MB 1 GB or 2 GB registered DDR SDRAM DIMMs rated for 266 MHz operation Drives Hard drives Diskette drive CD or DVD drive up to three 1 inch internal U320 SCSI 3 5 inch 1 44 MB diskette drive IDE CD or DVD drive Connectors Externally accessible Back SCSI Serial USB NIC RAC Video PS 2 style keyboard PS 2 compatible mouse Front Video USB 68 pin U320 SCSI connector two RJ 45 connectors for integrated 10 100 1000 Mbps NICs one RJ 45 connector for optional RAC 100 Mbps Ethernet controller 15 pin connector 6 pin mini DIN connector 6 pin mini DIN connector 15 pin connector Video type Video memory ATI Rage XL PCI video controller VGA connector Power Power supply Wattage Voltage Heat dissipation Maximum inrush current System battery 320 W AC 100 240 VAC 50 60 Hz 3 9 2 0A 1026 BTU hr maximum per power supply Under typical line conditions and over the entire system ambient operating range the inrush current may
24. B card connector remove it See Removing an Expansion Card 6 If you are replacing an existing ROMB card remove the card See Removing a ROMB Card 7 Position the new ROMB card with the notch in its plastic cover facing the redundant power supply bay and align the edges of the card with the four plastic standoffs on the system board 8 Press down on the three bulls eyes on the ROMB card cover until the four plastic standoffs latches snap over the edge of the card See Figure 4 14 9 Ifa RAC ERA O card is installed on the system board you must remove the SCSI backplane board to install the ROMB backup battery If backplane board removal is necessary see Removing the SCSI Backplane Board 10 Install the ROMB backup battery a Position the battery board as shown in Figure 4 14 and press it down into the two standoffs until the latches snap into place b Plug the battery cable into the RAID BAT connector on the system board 11 If you removed the SCSI backplane board in step 9 reinstall it now See Installing the SCSI Backplane Board 12 If you removed a PCI card in step 5 replace it See Installing an Expansion Card 13 Close the system covers See Closing the System Covers 14 Reconnect the system and peripherals to their power sources and turn them on 15 Enter the System Setup program and verify that the setting for the SCSI controller has changed to reflect the presence of the RAID hardware See Using the Sy
25. Covers Reconnect the system to the electrical outlet and turn on the system After the system completes the POST routine it runs a memory test The system detects that the new memory does not match the system configuration information and displays an error message Press lt F2 gt to enter the System Setup program and check the System Memory setting on the System Setup screens The system should have already changed the value in the System Memory setting to reflect the newly installed memory If the System Memory value is incorrect one or more of the memory modules may not be installed properly Repeat step 2 through step 7 ensuring that the memory modules are firmly seated in their sockets Run the system memory test in the system diagnostics Replace the optional front bezel if applicable See Replacing the Bezel I nstalling Memory Modules To install a memory module perform the following steps 1 To open the memory module socket press down and outward on the socket latches See Figure 4 7 Figure 4 7 Installing a Memory Module 2 alignment key AZ a memory module A socket latches 2 Align the memory module s edge connector with the slot in the center of the memory module socket and insert the memory module straight down into the socket See Figure 4 7 The module and the socket are keyed to prevent misalignment Press down on the memory module with your thumbs until the latches snap up around the mo
26. D drive into the carrier tray pressing the drive firmly backward against the stop tab near the right rear corner of the carrier c Lower the left side of the drive into the carrier until the drive snaps into place 6 Slide the drive into the peripheral bay until it is fully inserted See Figure 4 27 Figure 4 27 Installing a CD Drive CD drive data cable retention tab CD drive connector on SCSI backplane CD drive SCSI backplane 7 Connect the CD drive data cable to the CD drive and to the CD drive connector on the SCSI backplane See Figure 5 4 8 Close the system covers See Closing the System Covers 9 Reconnect the system and peripherals to their electrical outlets and turn them on 10 Replace the optional front bezel if applicable See Replacing the Bezel Back to Contents Page Back to Contents Page Using the System Setup Program Dell PowerEdge 1750 Systems Service Manual Entering the System Setup Program System Setup Options System and Setup Password Features Disabling a Forgotten Password After you set up your system run the System Setup program to familiarize yourself with your system configuration and optional settings Print the System Setup screens by pressing lt Print Screen gt or record the information for future reference You can use the System Setup program to Change the system configuration stored in NVRAM after you add change or remove hardware Set or change u
27. Dell PowerEdge 1750 Systems Service Manual System Overview Basic Troubleshooting Indicators Codes and Messages Removing and Replacing System Components Jumpers and Connectors Using the System Setup Program Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTI CE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem _ CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2003 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo PowerEdge and Dell OpenManage are trademarks of Dell Inc Intel is a registered trademark and Xeon is a trademark of Intel Corporation Microsoft Windows and MS DOS are registered trademarks of Microsoft Corporation Novell and NetWare are registered trademarks of Novell Inc Red Hat is a registered trademark of Red Hat Inc Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own Initial release 23 Sep 2003 Last revised
28. Memory write read failure at start address to end address Memory parity failure at start address to end Improperly seated or faulty memory Remove and reseat the memory modules See Memory address modules If the problem persists replace the memory modules Memory parity error at address No boot device available Faulty diskette diskette CD drive Replace the diskette Replace the diskette drive or the subsystem hard drive or hard drive hard drive See Installing a Diskette Drive or Internal subsystem no boot disk in drive A SCSI Hard Drives If the problem persists replace the system board See System Board No boot sector on hard disk No operating system on the hard drive Check the hard drive configuration settings in the System Setup program See Using the System Setup Program No timer tick interrupt Defective system board Replace the system board See System Board No PXE capable device available lt F12 gt was pressed during POST and no Check the cables connected to the NICs Check the PXE devices are detected configuration settings in the System Setup program for the NICs See Using the System Setup Program Non system disk or disk error Faulty diskette diskette drive subsystem Replace the diskette Reseat all drives and reboot the or hard drive subsystem system If the error message reappears replace the system board See System Board Not a boot diskette No operating system on diskette Use a boo
29. Messages System messages alert you to a possible operating system problem or to a conflict between the software and hardware Table 3 5 lists the system error messages that can occur and the probable cause for each message 7 K NOTE If you receive a system message that is not listed in Table 3 5 check the documentation for the application that is running when the message appears or the operating system s documentation for an explanation of the message and recommended action Table 3 5 System Messages Message Address mark not found Amount of available memory limited to 256 MB Alert One or more of the memory DIMMs are out of rev Alert Redundant memory disabled Memory Alert Unsupported memory incomplete sets or unmatched sets The following memory DIMM s have been disabled DIMM_xx Auxiliary device failure Attachment failed to respond Bad error correction code ECC on disk read Controller has failed BIOS Update Attempt Failed Caution NVRAM_CLR jumper is installed on system board please run SETUP program CPUs with different cache sizes detected Data error Decreasing available memory Diskette drive 0 seek failure Diskette drive 1 seek failure Diskette read failure Diskette subsystem reset failed Diskette write protected Drive not ready ECC memory error Embedded server manag
30. about the identification buttons located on the front and back of the system see Front Panel Features For PCI card information see Expansion Cards K NOTE Connect the power cable to connector PS1 if your system only has one power supply See Figure 3 4 Figure 3 4 Back Panel Features and Indicators PCI expansion card slots 2 NIC connectors 2 mouse connector system status indicator connector blue and amber system status indicator system identification button USB connector keyboard connector RAC Ethernet connector external SCSI connector power serial connector connectors PS1 left video connector and PS2 Power Supply Features Each hot pluggable power supply has three indicators visible when the system covers are open that indicate whether power is present or whether a power fault has occurred See Figure 3 5 and Table 3 4 for more information about the indicators See System Covers for information about accessing the inside of the system Figure 3 5 Power Supply Features line status indicator power supply fault indicator power supply status indicator Table 3 4 Power Supply Indicator Patterns Indicator Indicator Code Line status Green indicates that a valid power source is connected to the system Power supply fault Red indicates a problem with the power supply Power supply status Green indicates that the power supply is operational System
31. al pattern After the replacement drive is installed the drive being prepared for operation pattern appears followed by the drive online pattern NOTE If the optional ROMB card is not installed only the drive online indicator pattern appears The drive activity indicator also blinks when the drive is being accessed Table 3 3 SCSI Hard Drive Indicator Patterns Condition Indicator Pattern Identify drive The green power on fault indicator blinks four times per second Drive being prepared for removal The green power on fault indicator blinks two times per second Drive ready for insertion or removal Both drive indicators are off Drive being prepared for operation The green power on fault indicator is on Drive predicted failure The power on fault indicator slowly blinks green amber and off Drive failed The amber power on fault indicator blinks four times per second Drive rebuilding The green power on fault indicator blinks slowly Drive online The green power on fault indicator is on Back Panel Features Figure 3 4 shows the controls indicators connectors and expansion slots located on the system s back panel For information about the connectors see System Board Connectors in Jumpers and Connectors The blue and amber system status indicator combines the functions of the separate blue and amber system status indicators on the front panel For more information see Table 3 2 For information
32. annot disable or change an existing system password NOTE You can use the Password Status option in conjunction with the Setup Password option to protect the system password from unauthorized changes Deleting or Changing an Existing Setup Password 1 Enter the System Setup program and select the System Security option 2 Highlight the Setup Password option press lt Enter gt to access the setup password window and press lt Enter gt twice to clear the existing setup password The setting changes to Not Enabled 3 If you want to assign a new setup password perform the steps in Assigning a Setup Password Disabling a Forgotten Password You can use the password jumper on the system board to enable or disable the password features or clear any password s currently in use To disable a forgotten system password or setup password perform the following steps CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Open the system covers See Opening the System Covers 2 See Figure 5 2 for the location of the password jumper labeled PASSWD on the system board 3 Remove the jumper plug from the PASSWD jumper 4 Close the system covers See Closing the System Covers 5 Reconnec
33. attached peripherals to their electrical outlets and turn them on 8 Replace the optional front bezel if applicable See Replacing the Bezel System Board CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge Removing the System Board 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Remove the SCSI backplane board See Removing the SCSI Backplane Board 5 Disconnect all cables attached to the system board See Figure 5 3 Power and signal cables coming from the PDB disconnect from the PS_ PWR and PS_ SIG connectors on the system board Control panel cable disconnect from the FRONT_PANEL connector on the system board System and power supply fan cables 6 Any other cables attached to the system board after recording their locations 6 Remove the fan bracket See Removing the Fan Bracket Do not remove the fans from the bracket 10 11 12 13 14 Remove all external peripheral cables from their connectors at the back of the system Remove any installed PCI expansion car
34. back of the system the inner retention clip faces the opposite direction For processor 2 the outer retention clip s release tab faces the front of the system the inner retention clip faces the opposite direction b Hook the end of the clip that is opposite the release tab over the retaining tab on the edge of the socket c Press the clip down so that the hole in the middle of the clip engages the tab in the side of the socket d Continue pressing down on the release tab you may need to also press in on the free end of the clip until the end of the clip snaps over the tab on the corner of the socket See Figure 4 13 Figure 4 13 Installing the Heat Sink rd gt A retaining tabs 6 Bk 12 13 14 15 16 retention clips 2 release tab heat sink 7 Pe y 4s E microprocessor microprocessor socket Close the system covers See Closing the System Covers Reconnect your system and peripherals to their electrical outlets and turn them on As the system boots it detects the presence of the new microprocessor and automatically changes the system configuration information in the System Setup program Press lt F2 gt to enter the System Setup program and check that the microprocessor categories match the new system configuration See Using the System Setup Program for instructions Run the system diagnostics to verify that the new microprocessor is operating correctly See Running the System Dia
35. bezel detection switch blue system status CD drive eet indicator hard drives 3 identification button diskette drive Table 3 2 Front Panel LED Indicators Buttons and Connectors Indicator Button or Connector Description The blue system status indicator lights up during normal system operation Both the systems management software and the identification buttons located on the front and back of the system can cause the blue system status indicator to flash Nn Blue system status indicator to identify a particular system Amber system status The amber system status indicator flashes when the system needs attention Check for a problem with the power indicator supplies fans system temperature or hard drives NOTE If the system is connected to AC power and an error has been detected the amber system status indicator flashes regardless of whether the system has been powered on NIC1 and NIC2 link and activity indicators The link and activity indicators for the two integrated NICs light intermittently when the NICs are in use Hard drive activity indicator The green hard drive activity indicator flashes when the hard drives are in use See Figure 3 3 for more information on hard drive indicators The power on indicator lights when the system power is on The power button controls the DC power supply output to the system Power on indicator power button NOTE If you turn off the syste
36. ble or disable Hyper Threading technology by Logical Processor changing the setting of the Logical Processor option Enable or disable memory pre fetch by changing the setting of the Sequential Enabled default Memory Access option Default is Enabled on C1 D1 and MO stepped processors Virtual Media Enables or disables the virtual media feature when available Options are Enabled and Disabled The default is Disabled until the Disabled default option becomes available Boot Sequence Determines the order in which the system searches for boot devices during system startup Available options can include the diskette drive CD drive hard drives and network Hard Disk Drive Determines the order in which the system searches the hard drives during system startup The selections depend on the hard drives Sequence installed in your system Integrated Devices See Integrated Devices Screen PCI IRQ Displays a screen to change the IRQ assigned to each of the integrated devices on the PCI bus and any installed expansion cards that Assignment require an IRQ PCI Slot Displays a menu of selectable fields Selecting any of the fields displays the following information for the PCI bus you selected Information Occupied or unoccupied For occupied slots the operating frequency and mode of the slots PCI or PCI X For unoccupied slots the maximum operating frequency and the capable operating mode of the slots Console See Console Redir
37. bles are properly connected to devices 5 If a monitor is used inspect the monitor controls for obvious damage or improper settings For proper settings of the monitor controls see the monitor documentation 6 Ifa keyboard is used inspect the keyboard to ensure that keys are not sticking If keys are sticking replace the keyboard 7 Inspect the system and peripherals for signs of physical damage If a peripheral is damaged see the peripheral documentation If the system is damaged see Internal Visual Inspection Observing the Boot Routine NOTE Most steps in this procedure require observation of system functions and indications some of which can occur simultaneously You may need to reboot the system several times to complete all of these steps 1 If the system is off turn on all peripherals and the system If the system is on reboot the system 2 During the boot routine observe the system for any of the following indications Beep codes indicate an error condition See System Beep Codes System error messages indicate problems or provide status information See System Messages Drive indicators light when data is transferred to or from the drives If a drive indicator fails to light during the boot routine troubleshoot the appropriate drive subsystem Three indicators on the upper right corner of the keyboard should flash momentarily If the indicators flashed proceed to the next step If the indicators did not
38. cated Figure 5 1 shows an example of a jumper Figure 5 1 Example J umper CAUTI ON Make sure the system is turned off before you change a jumper setting Otherwise damage to the system or unpredictable results may occur A jumper is referred to as open or unjumpered when the plug is pushed down over only one pin or if there is no plug at all When the plug is pushed down over two pins the jumper is referred to as jumpered The jumper setting is often shown in text as two numbers such as 1 2 The number 1 is printed on the circuit board so that you can identify each pin number based on the location of pin 1 System Board J umpers Figure 5 2 shows the location and default settings of the jumper blocks on the system board See Table 5 1 for the designations default settings and functions of the system s jumpers Figure 5 2 System Board J umpers ri RSVD_FVS oo PASSWD NVRAM CLR f Table 5 1 System Board Jumper Settings J umper Setting Description RSVD_FVS O Reserved do not change PASSWD default The password feature is enabled The password feature is disabled NVRAM_CLR a default The configuration settings are retained at system boot The configuration settings are cleared at next system boot If the configuration settings become corrupted to the point where the system will not boot install the jumper plug and boot the system Remove the jumper before restoring the configuration information
39. ces See Running the System Diagnostics Configuring the Boot Device If you plan to boot the system from a hard drive the drive must be attached to the primary or boot controller The device that the system boots from is determined by the boot order specified in the System Setup program See Using the System Setup Program Installing an External SCSI Tape Drive This section describes how to configure and install an external SCSI tape drive with an add in PCI controller card NOTE The integrated SCSI controller does not support mixed mode one channel SCSI and one channel RAID For this reason in a system with RAID Dell does not support an external tape drive connected to the external SCSI controller CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Ground yourself by touching an unpainted metal surface on the back of the system unpack the drive and controller card and configure the tape drive according to the tape drive documentation based o
40. d Replacing Power Supplies Optional Front Bezel Power Distribution Board System Covers System Battery Inside the System SCSI Backplane Board Expansion Cards System Board Memory internal SCSI Hard Drives Microprocessors External SCSI Hard Drives ROMB Card Configuring the Boot Device Cooling Fans installing an External SCSI Tape Drive Cooling Fan Bracket installing a Diskette Drive Control Panel installing a CD Drive The procedures in this guide require that you remove the cover and work inside the system While working inside the system do not attempt to service the system except as explained in this manual and elsewhere in the system documentation Always follow the instructions closely and review all of the procedures in Safety Instructions in the System Information Guide CAUTION Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge This section provides servicing procedures for components inside the system Before you start any of these procedures perform the following tasks Perform the procedures described in External Visual Inspection ZN Read the safety information in the System Information Guide When a replacement procedure is not provided use the remova
41. d for the failed power supply before removing the power supply 4 Disconnect the AC cord for the power supply To identify the correct power connector see Figure 3 4 5 Grasp the power supply handle and slide the power supply away from the power distribution board approximately 0 75 inch 2 cm and then lift the power supply out of the chassis See Figure 4 18 Figure 4 18 Removing a Power Supply power supply 2 power distribution board ower supply 1 P pey handle alignment stud I nstalling a Power Supply 1 To install the replacement power supply align the stud on the side of the power supply with the corresponding notch in the chassis wall and then lower the power supply into the chassis See Figure 4 18 2 Slide the power supply toward the PDB until the power supply connector is fully seated in the PDB connector 3 Close the system covers See Closing the System Covers K NOTE If the cover does not close completely over the power supplie s one or both power supplies are not properly installed Remove the power supplie s and repeat steps 1 and 2 until the cover closes properly 4 Replace the optional front bezel if applicable See Replacing the Bezel Power Distribution Board CAUTI ON Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System I nformation Guide for complete information about safety precautions workin
42. deo controller This video subsystem contains 8 MB of SDRAM video memory nonupgradable Maximum resolution is 1600 x 1200 with 64 000 colors 32 bit color depth is available for true color graphics in the following resolutions 640 x 480 800 x 600 1024 x 768 and 1280 x 1024 See the operating system documentation for additional supported video modes An integrated dual channel U320 SCSI host adapter The internal channel supports up to three SCSI hard drives on the SCSI backplane The SCSI backplane automatically configures SCSI ID numbers and SCSI termination greatly simplifying drive installation The second SCSI channel an external SCSI channel is available at the back of the system Optional ROMB through a separate RAID controller that incorporates 128 MB of cache memory and a RAID battery A Gigabit Ethernet PCI network card or two integrated Gigabit Ethernet NICs capable of supporting 10 Mbps 100 Mbps and 1000 Mbps data rates Optional remote access controller RAC for remote system management Back panel connectors include mouse keyboard serial video USB external SCSI RAC Ethernet and two integrated NIC connectors Front panel connectors include a video and a USB connector For more information about specific features see Technical Specifications Service Features The system includes the following service features to facilitate troubleshooting and repair Systems management circuitry that monitors operation of the sys
43. ds See Removing an Expansion Card Remove the PCI riser board assembly by pulling it straight up out of its connectors Remove the optional ROMB card and its backup battery if they are installed See Removing a ROMB Card Remove the optional RAC if one is installed See Figure 5 3 for the location of the RAC connector EMBEDDED_REMOTE_ASSISTANT Remove the memory modules See Removing Memory Modules Remove the microprocessor and heat sink assemblies See Removing a Microprocessor Loosen the thumbscrew securing the system board to the chassis See Figure 4 22 Figure 4 22 System Board 15 16 system board thumbscrew Mau X eat a Slide the system board toward the front of the chassis about 6 3 mm 0 25 inch Carefully lift the system board up and out of the chassis Lift the board evenly without twisting it Take care not to catch or scrape the cables from the control panel the PDB and the rear fan Installing the System Board 1 10 11 12 13 14 15 16 17 18 Lower the system board into the chassis left side first to protect the PDB control panel and rear fan cables Press the system board evenly onto all the grounding tabs on the floor of the chassis Slide the system board toward the back of the chassis as far as it will go about 6 3 mm 0 25 inch Tighten the thumbscrew to secure the system board Check to ensure that the system board jumpers are set to the same
44. dule securing it See Figure 4 7 When the memory module is properly seated in the socket the latches on the memory module socket should align with the latches on the other sockets with memory modules installed Removing Memory Modules To remove a memory module press down and outward on the socket latches on each end of the socket until the memory module pops out of the socket See Figure 4 8 Figure 4 8 Removing Memory Modules I AP 9 memory module socket latches 2 Microprocessors Your system contains up to two Intel Xeon 400 or 533 MHz front side bus microprocessors The 400 MHz front side bus processors provide a minimum internal operating frequency of at least 2 0 GHz with a front side bus speed of 100 MHz an address bus speed of 200 MHz doubled address transfer rate and a data bus speed of 400 MHz quadrupled data transfer rate The system s DDR SDRAM memory modules which are rated for 266 MHz operation run at 200 MHz in a system using a 400 MHz front side bus processor To take advantage of future options in speed and functionality you can add a second microprocessor or replace either the primary or secondary microprocessor NOTICE The second microprocessor must be of the same type and speed as the first microprocessor CAUTION Ensure that you install only microprocessors purchased from Dell and intended for this system Using a different microprocessor could cause data loss system damage or pe
45. e expansion card by its edges and remove it from the expansion card connector 7 Ifyou are removing the card permanently install a metal filler bracket over the empty card slot opening NOTE Installing a filler bracket over an empty expansion slot is necessary 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 8 Pivot the expansion card latch back into position and press it down firmly 9 Close the system covers See Closing the System Covers 10 Reconnect the system and peripherals to their electrical outlets and turn them on 11 Replace the optional front bezel if applicable See Replacing the Bezel Memory The four memory module sockets on the system board can accommodate from 256 MB to 8 GB of registered DDR SDRAM See Figure 4 6 Memory Module Upgrade Kits The system is upgradable to 8 GB by installing combinations of 128 256 512 MB 1 GB or 2 GB registered memory modules You can purchase memory upgrade kits as needed K NOTE The memory modules must be rated for 266 MHz operation Memory Module I nstallation Guidelines Starting with the socket closest to the edge of the system board the memory module sockets are labeled DIMM_1A and DIMM_1B bank 1 and DIMM_2A and DIMM_2B bank 2 See Figure 4 6 When you install memory modules follow these guidelines You must in
46. e fan power cable from the system board or control panel board Lift the defective fan straight up out of the power supply bay or fan bracket See Figure 4 15 I nstalling a Fan 1 2 Remove the failed fan See Removing a Fan Insert the new fan straight down into the power supply bay or fan bracket The fans are keyed for correct orientation and cannot be installed backwards For fans installed in the fan bracket the finger guard on the fan faces the front of the system For the two fans installed in the power supply bays some systems have fans with the finger guards facing the rear of the system and others have fans with the finger guards facing the front of the system Install the new fan according to its keyed orientation Connect the fan power cable to the associated power connector on the system board or control panel board Close the system covers See Closing the System Covers Replace the optional front bezel if applicable See Replacing the Bezel NOTE After installing a new fan allow up to 30 seconds for the system to recognize the fan and determine whether it is working properly If the replacement fan does not operate the control panel control panel cable or system board is faulty Cooling Fan Bracket CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about saf
47. ection Screen Redirection System Security Displays a screen to configure the system password and setup password features See Using the System Password and Using the Setup Password for more information Keyboard NumLock Determines whether your system starts up with the NumLock mode activated on 101 or 102 key keyboards does not apply to 84 key keyboards Report Keyboard Enables or disables reporting of keyboard errors during the POST Enable this option for host systems that have keyboards attached Errors Select Do Not Report to suppress all error messages relating to the keyboard or keyboard controller during POST This setting does not affect the operation of the keyboard itself if a keyboard is attached to the system Asset Tag Displays the customer programmable asset tag number for the system if an asset tag number has been assigned Integrated Devices Screen Table 6 3 lists the options and descriptions for the information fields that appear on the Integrated Devices screen Table 6 3 Integrated Devices Screen Options Embedded RAID Selects between RAID SCSI or Off The configurable options vary depending on whether the optional ROMB is installed Controller With the ROMB installed Select either RAID Enabled SCSI Enabled or Off Without the ROMB installed Select either SCSI or Off IDE Controller Enables the integrated IDE CD controller When set to Auto each channel of the integrated IDE co
48. een Options Option Description System Displays the current status of your system s password security feature and allows you to assign and verify a new system password Password NOTE See Using the System Password for instructions on assigning a system password and using or changing an existing system password Setup Restricts access to the System Setup program in the same way that you restrict access to your system using the system password feature Password NOTE See Using the Setup Password for instructions on assigning a setup password and using or changing an existing setup password Password Setting the Setup Password option to Enabled prevents the system password from being changed or disabled at system start up Status To lock the system password assign a setup password in the Setup Password option and then change the Password Status option to Locked In this state you cannot change the system password using the System Password option and cannot be disabled at system start up by pressing lt Ctrl gt lt Enter gt To unlock the system password enter the setup password in the Setup Password field and then change the Password Status option to Unlocked In this state you can disable the system password at system start up by pressing lt Ctri gt lt Enter gt and then change the password using the System Password option Extended When a system password is entered setting the Extended Security option to Enabled locks all keys
49. em 2 Remove the optional front bezel if attached See Removing the Bezel 3 Open the hard drive handle and remove the drive blank or the hard drive you intend to replace See Figure 4 23 Figure 4 23 Installing a SCSI Hard Drive hard drive handle 4 Insert the new hard drive into the drive bay See Figure 4 23 5 Close the hard drive handle to lock the drive in place 6 Replace the optional front bezel if one was attached See Replacing the Bezel If the hard drive is a new drive run the SCSI Controllers test in the system diagnostics See Running the System Diagnostics Removing a SCSI Hard Drive NOTICE Hot plug drive installation is not supported for systems without the optional ROMB card 1 Ifthe system does not have a ROMB installed shut down the system 2 Remove the optional front bezel if attached See Removing the Bezel 3 For systems with a ROMB card power down the hard drive bay and wait until the SCSI hard drive indicators on the drive carrier signal that the drive can be removed safely If the drive has been online the green power on fault indicator will flash as the drive is powered down When both drive indicators are off the drive is ready for removal 4 Open the hard drive handle to release the drive 5 Slide the hard drive out until it is free of the drive bay 6 Replace the optional front bezel if one was attached See Replacing the Bezel External SCSI Hard Drives Fol
50. em temperature system memory or hard drives Table 3 1 lists the system s indicator patterns Different patterns are displayed as events occur in the system Figure 3 1 System Status Indicators Ty blue indicator N amber caution gee indicator oe Table 3 1 System Status Indicator Patterns Blue Indicator Amber Caution Indicator _ Caution I ndicator Description Off cl Power is not available to the system or power is available to the system but the system is not powered on Off Blinking The system has detected an error On Power is on and the system is operational Blinking The indicator has been activated to identify the system in a rack NOTE While the system is being identified the blue indicator blinks even though an error has been detected After the system is identified the blue indicator stops blinking and the amber indicator resumes blinking Front Panel Features Figure 3 2 shows the controls indicators and connectors located behind the optional bezel on the system s front panel Table 3 2 provides a description of each feature Figure 3 2 Front Panel Features hard drive activity indicator NIC1 link and activity indicator video connector latch for system cover NIC2 link and activity indicator power on indicator Fa aa connector Q QO i cocoa fe power button fo ELE Q m m 33 a Z sn een pee ae SS a r amber system status WN DIN TS l e E indicator R l a
51. ement error Embedded server management is not present Error Dell Remote Access Controller initialization failure Gate A20 failure General failure Hard disk controller failure Hard disk read failure Invalid configuration information please run SETUP program configuration does not support redundant memory Causes Corrective Actions Faulty diskette CD drive subsystem or Replace the system board See System Board hard drive subsystem defective system board OS Install Mode is enabled in the System Disable the OS Install Mode See Using the System Setup program Setup Program One or more of the installed DIMMs are Ensure that all installed memory meets the system not supported by the system DIMMs specifications See Memory must be registered DDR SDRAM rated for 266 MHz operation One memory bank is not populated or Install identical DIMMs in all four memory banks See memory banks are different sizes To Memory support redundant memory both banks must be populated and all four DIMMs must be the same size DIMMs are installed in a mismatched pair Ensure that memory is installed in matched pairs See or one memory slot in a bank is empty Memory Memory must be installed in matched pairs In a mismatched memory bank neither DIMM is used Mouse or keyboard cable connector loose Check the mouse and keyboard cable connections See or
52. erly See Using the System Setup Program 6 Enter the correct time and date in the System Setup program s Time and Date settings 7 Re enter any system configuration information that is no longer displayed on the System Setup screens and then exit the System Setup program 8 To test the newly installed battery power down and disconnect the system from its electrical source for at least an hour 9 After an hour connect the system to its electrical source and turn on the power 10 Enter the System Setup program and if the time and date are still incorrect replace the system board SCSI Backplane Board The bottom of the SCSI backplane board provides three connectors for connecting up to three SCSI hard drives to the system board SCSI controller Connectors for the CD drive and diskette drive are on the top of the backplane A CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge Removing the SCSI Backplane Board 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Pull each hard drive carrier partially out
53. ety precautions working inside the system and protecting against electrostatic discharge Removing the Fan Bracket 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Locate the fan bracket See Figure 4 16 Figure 4 16 Fan Bracket release tabs 2 vin fan bracket E ae a power connector for cooling fans 5 5 Remove the fan bracket with the fans intact a For each fan mounted in the bracket disconnect the fan power cable from the system board b Press the fan bracket release tabs one at each end of the bracket and lift the fan bracket out of the system c Place the fan bracket on a smooth surface and lift each fan straight up out of the bracket Installing the Fan Bracket 1 Remove the old fan bracket See Removing the Fan Bracket 2 Insert the fans straight down into the new bracket Orient the fans so that the finger guards will face the front of the system when the bracket is installed 3 Lower the fan bracket into the chassis until the two release latches click into place See Figure 4 16 4 Connect the fan power cables to their connectors on the system board 5 Close the system covers See Closing the System Covers 6 Reconnect the system and peripherals to their power sources and turn them on
54. failure in the first 64 KB of main memory 1 3 4 Odd even logic failure in the first 64 KB of main memory 1 4 1 Address line failure in the first 64 KB of main memory 1 4 2 Parity failure in the first 64 KB of main memory 2 1 1 Bit failure in the first 64 KB of main memory through 2 4 4 Slave DMA register failure Replace the system board See System Board Master DMA register failure Master interrupt mask register failure Slave interrupt mask register failure Keyboard controller test failure Check the keyboard cable and connector for proper connection If the problem persists replace the keyboard If the problem persists replace the system board See System Board CMOS failure Replace the system board See System Board System configuration check failure Keyboard controller not detected Screen initialization failure Screen retrace test failure Search for video ROM failure No timer tick Shutdown failure Gate A20 failure Unexpected interrupt in protected mode Ensure that all expansion cards are properly seated and then reboot the system See Expansion Cards Improperly seated or faulty memory modules Remove and reseat the memory modules See Memory If the problem persists replace the memory modules If the problem persists replace the system board See System Board Defective system board Replace the system board See System Board Time of day clock stopped Replace the battery See System Battery
55. fault Faulty diskette diskette drive subsystem Replace the diskette Reseat all drives and reboot the or hard drive subsystem system If the message reappears replace the diskette drive See Installing a Diskette Drive If the problem persists replace the system board See System Board Reset failed Improperly connected diskette tape drive Check the drive and cable connections and reset the hard drive or power cable system again Expansion card improperly installed or Reinstall the expansion card See Expansion Cards If faulty the problem persists replace the expansion card Defective sectors on diskette or hard Replace the diskette or reseat all drives and reboot the drive system See Installing a Diskette Drive or Internal SCSI Hard Drives If the message reappears replace the drive If the problem persists replace the system board Requested sector not found ROM bad checksum address Sector not found Seek error Faulty diskette diskette drive subsystem S h or hard drive subsystem See System Board Seek operation failed Shutdown failure Defective system board Replace the system board See System Board System backplane error Improperly attached or missing SCSI Reseat the SCSI backplane See SCSI Backplane Board backplane System halted Must power down Wrong password entered too many Reboot the system and enter the correct password If the times problem persists
56. g the system password is Disabled and you cannot change or enter a new system password When a system password is not assigned and the password jumper on the system board is in the enabled default position the setting shown for the System Password option is Not Enabled and the Password Status field is Unlocked To assign a system password 1 Verify that the Password Status option is set to Unlocked 2 Highlight the System Password option and press lt Enter gt 3 Type your new system password You can use up to 32 characters in your password As you press each character key or the spacebar for a blank space a placeholder appears in the field The password assignment is not case sensitive However certain key combinations are not valid If you enter one of these combinations the system beeps To erase a character when entering your password press lt Backspace gt or the left arrow key NOTE To escape from the field without assigning a system password press lt Enter gt to move to another field or press lt Esc gt at any time prior to completing step 5 4 Press lt Enter gt 5 To confirm your password type it a second time and press lt Enter gt The setting shown for the System Password changes to Enabled Exit the System Setup program and begin using your system 6 Either reboot your system now for your password protection to take effect or continue working K NOTE Password protection does not take effect until you
57. g inside the system and protecting against electrostatic discharge Removing the Power Distribution Board A CAUTION Avoid touching the cable connectors on the power supplies Wait 10 to 20 seconds after disconnecting the power cables before removing the power supplies or coming into contact with their cable connectors 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Remove the power supplies See Removing a Power Supply 5 Remove the screw that secures the cover to the PDB and lift out the cover See Figure 4 19 Figure 4 19 Power Distribution Board screw AC power cables 2 a power signal cable output power cable Disconnect the output power cable from the PS_ PWR connector on the system board Disconnect the power signal cable from the PS_SIG connector on the system board Disconnect both of the input power cables from the top of the PDB Lift the PDB out of the chassis Installing a Power Distribution Board 1 Route the PDB s output power cable and power signal cable through the cutout in the side of the power supply enclosure and lower the PDB into the chassis Connect both input power cables to the top of the PDB Connect the power signal cable to the PS_SIG connector on the system board Connect the o
58. g the System Covers To remove the two retention clips that secure the heat sink to the microprocessor socket at both ends press down firmly on the release tab of each retention clip until it disengages from the socket See Figure 4 9 NOTICE Never remove the heat sink from a microprocessor unless you intend to remove the microprocessor The heat sink is necessary to maintain proper thermal conditions CAUTI ON The microprocessor chip and heat sink can become extremely hot Be sure that the microprocessor has had sufficient time to cool before handling Figure 4 9 Retention Clip heat sink retention clips 2 release tab 5 Remove the heat sink NOTICE Be careful not to bend any of the pins when removing the microprocessor Bending the pins can permanently damage the microprocessor 6 Remove the microprocessor from the socket by pulling the socket release lever straight up until the processor is released and then lift the processor out of the socket See Figure 4 10 If you are installing a new microprocessor leave the release lever up so that the socket is ready for the new microprocessor Figure 4 10 Removing the Microprocessor microprocessor socket Installing a Microprocessor CAUTION Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working
59. gnostics for information on running the diagnostics and troubleshooting any problems that may occur Replace the optional front bezel if applicable See Replacing the Bezel ROMB Card A CAUTI ON Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge NOTI CE To avoid possible data loss back up all data on the hard drives before changing the mode of operation of the integrated SCSI controller from SCSI to RAID Removing a ROMB Card A CAUTI ON Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System I nformation Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge NOTI CE To avoid possible data loss back up all data on the hard drives before changing the mode of operation of the integrated SCSI controller from SCSI to RAID Remove the optional front bezel if present See Removing the Bezel Turn off the system including any attached peripherals and disconnect the system from the electrical outlet Open the system covers See Opening the System Covers If a PCI card is installed over the ROMB card remove the PCI card See Rem
60. he Dell OpenManage Server Assistant CD in your drive User s Guide Warning Detected mode change from SCSI to RAID Type of controller has changed since Back up information on the hard drives before changing on channel x of the embedded RAID subsystem previous system boot the type of controller used with the drives Warning Detected missing RAID hardware for the embedded RAID subsystem Data loss will occur Press Y to switch mode to SCSI press any other key to disable both channels Press Y to confirn the change press any other key to cancel Warning Detected mode change from RAID to SCSI Type of controller has changed since Back up information on the hard drives before changing on channel x of the embedded RAID subsystem previous system boot the type of controller used with the drives Warning Detected missing RAID hardware for the embedded RAID subsystem Data loss will occur Press Y to switch mode to SCSI press any other key to disable both channels Press Y to confirm the change press any other key to cancel Warning Embedded SCSI RAID error Faulty RAID adapter or ROMB card Reseat the ROMB card See ROMB Card If the message firmware is either corrupted or is the reappears replace the ROMB card wrong version Warning Embedded SCSI ID firmware is not ROMB card firmware is either corrupted or Reseat the ROMB card See ROMB Card Reboot the pre
61. ians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Ifa filler plate is installed in the drive bay remove it now 5 Ifthe carrier and the drive were supplied separately install the drive in the carrier See Figure 4 24 Figure 4 24 Installing a Diskette Drive in a Carrier gt back of diskette drive PP ai N cable guide a Fit the right edge of the diskette drive into the carrier tray pressing the drive against the stop tab at the back of the carrier b Lower the left edge of the drive into the carrier until the drive snaps into place c Attach the end of the ribbon cable labeled FLOPPY to the back of the diskette drive and then insert the cable through the slot in the cable guide at the back of the carrier 6 Slide the drive into the peripheral bay until it is fully seated See Figure 4 25 Ensure that you do not damage the ribbon cable at the back of the drive Figure 4 25 Installing a Diskette Drive FLOPPY connector ribbon cable retention tab diskette drive
62. improperly connected defective mouse External Visual Inspection or keyboard Diskette drive or hard drive controller Reseat drives and check the interface connections to the cannot send data to associated drive SCSI backplane Reboot the system If you receive an error message from the SCSI RAID or diskette controller replace the diskette drive or hard drive See Internal SCSI Hard Drives or Installing a Diskette Drive Faulty diskette drive tape drive or hard Replace the system board See System Board drive subsystem defective backplane board Remote BIOS update attempt failed Retry the BIOS update NVRAM_CLR jumper is installed Remove the NVRAM_CLR jumper See Figure 5 2 for jumper location Two different types of microprocessors Install a correct version of the microprocessor so that are installed both microprocessors have the same level 2 cache size See Microprocessors Faulty diskette diskette drive or hard Replace the diskette Reseat all drives check cable drive connections and reboot the system If the problem persists replace the diskette drive or hard drive See Installing a Diskette Drive or Internal SCSI Hard Drives One or more memory modules improperly Remove and reseat the memory modules See Memory seated or faulty If the problem persists replace the memory modules Faulty or improperly inserted diskette or Reseat the diskette drive and replace the diskette See incor
63. inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 3 Open the system covers See Opening the System Covers 4 Some systems have a plastic heat sink filler plate installed over an unused microprocessor socket If you are installing a second microprocessor and the plate is present remove the plate by pressing in the two top tabs and lifting the plate away NOTICE Be careful not to bend any of the pins when unpacking the microprocessor Bending the pins can permanently damage the microprocessor 5 Unpack the new microprocessor NOTICE Identifying the pin 1 corners is critical to positioning the processor correctly 6 Identify the pin 1 corner of the microprocessor indicated by a tiny gold triangle on the top of the microprocessor See Figure 4 11 Figure 4 11 Pin 1 Identification pin 1 corner gold triangle __ _ A NOTICE Positioning the microprocessor incorrectly can permanently damage the processor and the system when you turn on the system 7 Align the pin 1 corner of the microprocessor with the pin 1 corner of the microprocessor socket which is also identified by a small triangle See Figure 4 12 Figure 4 12 Installing the Microprocessor pin 1 corners of chip and socket aligned 8 I
64. l procedure in reverse order to install the replacement part Recommended Tools Key to the system keylock 1 and 2 Phillips screwdrivers Wrist grounding strap Optional Front Bezel The optional front bezel has system status indicators A lock on the bezel restricts access to the power button diskette drive CD drive hard drive s and the interior of the system Removing the Bezel To remove the bezel use the system key to unlock the keylock on the bezel press the tab at each end of the bezel and then pull the bezel away from the system See Figure 4 1 Figure 4 1 Removing and Replacing the Optional Front Bezel keylock h o ws tabs 2 front bezel Replacing the Bezel To replace the front bezel fit the tabs on the bezel into the corresponding slots in the front panel and lock the keylock System Covers Two covers on the top of the system provide access to the system board and other internal components Opening the System Covers CAUTION Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Slide the system out of the rack 2 If the front bezel is installed remove the front bezel See Optional Front Bezel 3 If the optional security screw is installed on the system
65. left and right arrows Cycles through the settings in a field In many fields you can also type the appropriate value lt Esc gt Exits the System Setup program and restarts the system if any changes were made lt F1 gt Displays the System Setup program s help file K NOTE For most of the options any changes that you make are recorded but do not take effect until you restart the system System Setup Options Main Screen When you enter the System Setup program the main System Setup program screen appears See Figure 6 1 Figure 6 1 Main System Setup Program Screen Dell Computer Corporation imm dell com PowerEdge 1750 Intel Keon Processor BIOS Version Xx Processor Speed 2 4 GHz Service Tag KAAN System Time 08 15 45 System Date Mon March 31 2003 Diskette Drive A 3 5 inch 1 44 MB System Memory 6144 MB ECC DDR Video Memory ME OS Install Mode CPU Information lt ENTER gt Boot Sequence lt ENTER gt Hard Disk Drive Sequence lt ENTER gt Integrated Devices lt ENTER gt PCI IRQ Assignment lt ENTER gt PCI X Slot Infomation ENTER gt Console Redirection lt ENTER gt System Security ENTER gt Keyboard NumLock Report Keyboard Errors Asset Tag Up Dowm Arrow to select SPACE to change ESC to exit F1 HELP Table 6 2 lists the options and descriptions for the information fields that appear on the main System Setup program screen K NOTE The System Setup program defaults
66. low these general guidelines when connecting external SCSI hard drives to the external SCSI connector on the system s back panel or to a SCSI controller card CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 If you are installing a SCSI controller card install the card now See Installing an Expansion Card 5 Connect the external SCSI devices to the external SCSI connector on the system s back panel or to the SCSI controller card If you are attaching multiple external SCSI devices daisy chain the devices using the cables shipped with each device 6 Close the system covers See Closing the System Covers 7 Reconnect the system to an electrical outlet and turn it on 8 Replace the optional front bezel if applicable See Replacing the Bezel 9 Connect the external device s to electrical outlet s and turn them on 10 Install any required SCSI device drivers See Installing and Configuring SCSI Drivers in the User s Guide 11 Test the SCSI devi
67. m using the power button and the system is running an ACPI compliant operating system the system performs a graceful shutdown before the power is turned off If the system is not running an ACPI compliant operating system the power is turned off immediately after the power button is pressed of these buttons is pushed the blue system status indicator on the front and back blinks until one of the buttons is pushed again USB connector Connects a USB 1 1 compliant device to the system lt gt Video connector Connects a monitor to the system Identification button pg The identification buttons on the front and back panels can be used to locate a particular system within a rack When one o SCSI Hard Drive Indicator Codes If the optional ROMB card is activated two indicators on each of the hard drive carriers provide information about the status of the hard drives See Figure 3 3 and Table 3 3 The SCSI backplane firmware controls the drive power on fault indicator Figure 3 3 SCSI Hard Drive Indicators drive power on fault indicators green and amber green drive activity indicator Table 3 3 lists the drive indicator patterns Different patterns are displayed as drive events occur in the system For example if a hard drive fails the drive failed pattern appears After the drive is selected for removal the drive being prepared for removal pattern appears followed by the drive ready for insertion or remov
68. mation and Displays test result data Results Program Options Sets various test parameters Device Displays an overview of the devices in the system Configuration Exit to MS DOS Exits the diagnostics and returns to the Diagnostics menu Back to Contents Page Back to Contents Page Indicators Codes and Messages Dell PowerEdge 1750 Systems Service Manual Indicators on the Optional Bezel System Beep Codes Front Panel Features System Board LED Codes Back Panel Features Warning Messages Power Supply Features Diagnostics Messages System Messages Alert Messages The system applications and operating systems can identify problems and alert you to them Any of the following can indicate when the system is not operating properly System indicators System messages Beep codes Warning messages Diagnostics messages Alert messages This section describes each type of message lists the possible causes and provides steps to resolve any problems indicated by a message The system indicators and features are illustrated in this section Indicators on the Optional Bezel The optional system bezel incorporates a system status indicator divided into blue and amber system status indicators See Figure 3 1 The blue indicator lights up when the system is operating correctly The amber caution indicator lights up when the system needs attention due to a problem with power supplies fans syst
69. microprocessor or system board Replace the specified microprocessor See reported by the NMI handler Microprocessors If the problem persists replace the system board See System Board Processor 2 internal error Processor 1 is a 533 MHz system bus processor Two 533 MHz microprocessors are Reboot the system If you receive beep code 4 4 3 installed This system supports only processor frequency mismatch replace both processors Intel Xeon 400 MHz front side bus with Intel Xeon 400 MHz front side bus processors See processors Microprocessors Processor 2 is a 533 MHz system bus processor If a beep code does not occur at system boot turn off the system install the NVRAM_CLR jumper and reboot the system See Figure 5 2 for jumper location Processor bus error Defective system board reported by the Replace the system board See System Board NMI handler PCI bus error IMB bus error Processor x is not a 533 MHz system bus This system supports only Intel Xeon 533 Reboot the system If you receive beep code 4 4 3 processor MHz front side bus system bus processor frequency mismatch replace processor x with processors a supported processor See Microprocessors This system bus speed is not supported on this system board If a beep code does not occur at system boot turn off the system install the NVRAM_CLR jumper and reboot the system See Figure 5 2 for jumper location Read
70. n follow the instructions in that section for obtaining technical assistance Alert Messages 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 more information see the systems management software documentation Back to Contents Page Back to Contents Page Jumpers and Connectors Dell PowerEdge 1750 Systems Service Manual umpers A General Explanation System Board umpers a System Board Connectors scsi Backplane Board Connectors PCI Card Connectors This section provides specific information about the jumpers on the system board It also provides some basic information on jumpers and switches and describes the connectors and sockets on the various boards in the system J umpers A General Explanation Jumpers provide a convenient and reversible way of reconfiguring the circuitry on a printed circuit board When reconfiguring the system you may need to change jumper settings on the system board You may also need to change jumper settings on expansion cards or drives Jumpers Jumpers are small blocks on a circuit board with two or more pins emerging from them Plastic plugs containing a wire fit down over the pins The wire connects the pins and creates a circuit To change a jumper setting pull the plug off its pin s and carefully fit it down onto the pin s indi
71. n independent microprocessors To take advantage of this feature you must use an operating system that supports multiprocessing K NOTE If you decide to upgrade your system by installing a second microprocessor you must order the microprocessor upgrade kits from Dell Not all versions of the Intel Xeon microprocessor will work properly as additional microprocessors The upgrade kit from Dell contains the correct version of the microprocessor as well as the instructions for performing the upgrade Both microprocessors must have the same internal operating frequency and cache size A minimum of 256 MB of PC 266 registered DDR SDRAM memory modules upgradable to a maximum of 8 GB by installing combinations of 128 MB 256 MB 512 MB 1 GB or 2 GB 2 way interleaving memory modules in the four memory module sockets on the system board Support for up to three 1 inch internal U320 SCSI hard drives with hot plug capability when using the optional ROMB card A single 1 44 MB 3 5 inch diskette drive An IDE CD or DVD drive Up to two hot pluggable 320 W power supplies in a 1 1 redundant configuration Seven hot pluggable system cooling fans The system board includes the following features A riser board assembly that supports up to two PCI expansion cards two 3 3 V 64 bit 133 MHz PCI X cards or one 3 3 V 64 bit 133 MHz PCI X card and one 5 V 64 bit 33 MHz PCI card An integrated VGA compatible video subsystem with an ATI RAGE XL vi
72. n the following guidelines a Each device attached to a SCSI host adapter must have a unique SCSI ID number Narrow SCSI devices use IDs 0 to 7 wide SCSI devices use IDs from 0 to 15 A SCSI tape drive is typically configured as SCSI ID 6 K NOTE There is no requirement that SCSI ID numbers be assigned sequentially or that devices be attached to the cable in order by ID number b SCSI logic requires that the two devices at opposite ends of a SCSI chain be terminated and that all devices in between be unterminated Therefore you enable the tape drive s termination if it is the last device in a chain of devices or sole device connected to the SCSI controller 5 Install the controller card in an expansion slot See Installing an Expansion Card 6 Connect the tape drive s interface output power cable to the connector on the controller card supplied with the tape drive 7 Close the system covers See Closing the System Covers 8 Reconnect the system and peripherals to their electrical outlets and turn them on 9 Replace the optional front bezel if applicable See Replacing the Bezel 10 Perform a tape backup and verification test with the drive as instructed in the software documentation that came with the drive Installing a Diskette Drive The optional diskette drive is installed in a carrier that slides into the peripheral bay Perform the following steps to install a diskette drive CAUTION Only trained service technic
73. nstall the microprocessor in the socket See Figure 4 12 a If the release lever on the microprocessor socket is not all the way up move it to that position now See Figure 4 12 NOTICE When placing the microprocessor in the socket be sure that all of the pins on the processor go into the corresponding holes of the socket Be careful not to bend the pins b With the pin 1 corners of the processor and socket aligned set the processor lightly in the socket and make sure that all pins are matched with the correct holes in the socket Because the system uses a ZIF microprocessor socket you do not need to use force which could bend the pins if the microprocessor is misaligned When the microprocessor is positioned correctly it should drop down into the socket with minimal pressure c When the processor is fully seated in the socket rotate the socket release lever back down until it snaps into place securing the processor 9 Peel away and discard the thin plastic cover that protects the thermal grease on the new heat sink K S To ensure that the proper amount of thermal interface grease is present use the new heat sink included in the microprocessor upgrade it 10 Place the heat sink on top of the microprocessor grease side down See Figure 4 13 11 Replace the two retention clips a Orient the retention clips When installed the clips face opposite directions For processor 1 the outer retention clip s release tab faces the
74. nstallation and Troubleshooting Guide describes how to troubleshoot the system and install and replace system components The Dell Remote Access Controller Installation and Setup Guide provides complete information about installing configuring and using a RAC to remotely access a system Systems management software documentation describes the features requirements installation and basic operation of the software Operating system documentation describes how to install if necessary configure and use the operating system software The System Administrator s Guide provides system operation and management operation Documentation for any components you purchased separately provides information to configure and install these options Updates are sometimes included with the system to describe changes to the system software and or documentation K NOTE Always read the updates first because they often supersede information in other documents Release notes or readme files may be included to provide last minute updates to the system or documentation or advanced technical reference material intended for experienced users or technicians Technical Specifications Microprocessor Microprocessor type Front side bus speed Address bus speed Data bus speed Internal cache Math coprocessor up to two Intel Xeon microprocessors with a minimum internal operating frequency of at least 1 8 GHz for the 400 MHz processor and 2
75. ntroller is enabled if IDE devices are attached to the channel and an external IDE controller is not detected Otherwise the channel is disabled Diskette Controller Enables or disables the system s diskette drive controller When Auto is selected the system turns off the controller when necessary to Auto default accommodate a controller card installed in an expansion slot You can also configure the drive as read only When using the read only setting the drive cannot be used to write to a disk USB Controller Enables or disables the system s USB ports Options are On with BIOS support On without BIOS support or Off Disabling the USB On with BIOS ports makes system resources available for other devices support default Embedded Gb NIC Enables or disables the system s integrated NICs Options are Enabled and Disabled 1 and NIC 2 NIC 1 PXE Enables or disables the integrated NIC 1 PXE support Options are Enabled and Disabled PXE support allows the system to boot from the network Changes take effect after the system reboots NIC 2 PXE Enables or disables the integrated NIC 2 PXE support Options are Enabled and Disabled PXE support allows the system to boot from the network Changes take effect after the system reboots MAC Address Displays the MAC address for the integrated Gb NIC This field does not have user selectable settings Serial Port Serial port options are COM1 COM3 Auto and Off Auto default When the serial po
76. of its slot approximately 2 5 cm 1 inch Figure 4 21 SCSI Backplane Board diskette drive interface connector CD drive interface FLOPPY connector CD ROM handle ne KY release latch B gt Y V4 tabs 2 5 Disconnect the diskette drive interface cable from the FLOPPY connector on the backplane board See Figure 4 21 6 Disconnect the CD drive interface cable from the CD_ROM connector on the backplane board See Figure 4 21 7 Press the release latch in toward the backplane board and use the handle to pull the board out of its connector and up out of the chassis Installing the SCSI Backplane Board 1 Insert the SCSI backplane board into the chassis a Fit the metal tabs one tab at each end of the backplane into the slots in the chassis wall and lower the backplane into the chassis ensuring that the CD and diskette drive interface cables are not caught under the backplane b Press down firmly over the handle to seat the backplane in its connector 2 Pivot the release latch out into the securing slot in the chassis 3 Connect the CD drive interface cable to the CD_ROM connector on the backplane board See Figure 5 4 4 Connect the diskette drive interface cable to the FLOPPY connector on the backplane board See Figure 5 4 5 Press all installed hard drives firmly back into the SCSI connectors on the backplane 6 Close the system covers See Closing the System Covers 7 Reconnect the system and any
77. or an optional 3 5 inch diskette drive and a CD drive The power distribution board PDB provides hot plug logic and power distribution for the system Two hot pluggable redundant power supplies provide power to the system board and internal peripherals NOTICE If you purchased a system with redundant power supplies you must connect both power cables to the system otherwise the fans operate at the maximum RPM which increases the fan noise To ensure redundancy connect the power cables to two different electrical power sources During an installation or troubleshooting procedure you may be required to change a jumper For information about the system board jumpers see Jumpers and Connectors Expansion Cards Up to two half length PCI X expansion cards can be installed in the system one on each side of the riser board assembly See Figure 4 4 The riser board assembly consists of two riser boards permanently attached to each other with plastic standoffs It plugs into twin riser connectors on the system board and is considered an extension of the system board See Figure 5 3 The PCI slot locations are marked on the system board as PCI 1 and PCI 2 The PCI 1 connector on the riser board assembly is higher than the PCI 2 connector because the PCI 1 card installs above the optional ROMB card Two different PCI card configurations are available Two PCI X 64 bit 133 MHz 3 3 V expansion cards One PCI X 64 bit 133 MHz 3 3 V
78. ors Figure 5 4 shows the location of the connectors on the top of the SCSI backplane board Figure 5 4 Connectors on the SCSI Backplane Board diskette drive connector FLOPPY CD drive connector CD ROM PCI Card Connectors Figure 5 5 identifies the two PCI X card connectors on the PCI riser board assembly Figure 5 5 Riser Board Expansion Card Connectors PCI 1 connector 64 bit 133 MHz PCI X card or 64 bit 33 MHz 5V PCI card p The card installs above the XY lt a Z P LF ROMB card space a a i Z i i PCI 2 connector 64 bit 133 M Hz PCI X card The card installs on the side m of the assembly that faces the memory Back to Contents Page Back to Contents Page System Overview Dell PowerEdge 1750 Systems Service Manual System Features Service Features Supported Operating Systems Software Features Power Protection Devices Other Documents You May Need Technical Specifications System Features The system offers the following features One or two Intel Xeon microprocessors with an internal operating speed of at least 1 8 GHz for the 400 MHz processor and 2 4 GHz for the 533 MHz processor a level 2 cache of 512 KB and a front side bus operating at 400 or 533 MHz Support for symmetric multiprocessing SMP which is available on systems with two Intel Xeon microprocessors SMP greatly improves overall system performance by dividing microprocessor operations betwee
79. oving an Expansion Card Press the four standoff latches outward and pull the ROMB card up out of the standoffs See Figure 4 14 If a RAC ERA O card is installed beneath the ROMB backup battery you must remove the SCSI backplane board before removing the battery If backplane board removal is necessary see Removing the SCSI Backplane Board 7 Remove the ROMB backup battery See Figure 4 14 a Disconnect the ROMB backup battery from the backup battery connector RAID BAT b While pressing the two standoff latches outward pull the battery assembly up and out of the standoffs 8 If you removed the SCSI backplane board in step 6 reinstall it now See Installing the SCSI Backplane Board 9 Close the system covers See Closing the System Covers 10 Reconnect the system and peripherals to their power sources and turn them on 11 Replace the optional front bezel if applicable See Replacing the Bezel Figure 4 14 ROMB Card and Backup Battery ROMB card notch plastic standoffs 4 backup battery standoffs 2 RAID BAT connector Installing a ROMB Card 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system covers See Opening the System Covers 4 Locate the ROMB card connector on the system board See Figure 4 14 5 Ifa PCI card is installed over the ROM
80. protector Prevents voltage spikes such as those that may occur during an electrical storm from entering the system through the electrical outlet They do not protect against brownouts which occur when the voltage drops more than 20 percent below the normal AC line voltage level Line conditioner Maintains a system s AC power source voltage at a moderately constant level and provides protection from brownouts but does not protect against a complete power loss UPS Uses battery power to keep the system running when AC power is unavailable The battery is charged by AC power while it is available so that after AC power is lost the battery can provide power to the system for a limited amount of time from 5 minutes to approximately an hour A UPS that provides only 5 minutes of battery power allows you to shutdown the system Use surge protectors and PDUs with all universal power supplies and ensure that the UPS is UL safety approved Other Documents You May Need The System Information Guide provides important safety and regulatory information Warranty information may be included within this document or as a separate document The Rack Installation Guide included with your rack solution describes how to install your system into a rack The Getting Started Guide document provides an overview of initially setting up your system The User s Guide provides information about system features and technical specifications The I
81. r firmly into the expansion card connector on the riser board 8 Press in until the card is fully seated ensuring that the card s filler bracket also fits correctly into the expansion slot opening See Figure 4 5 9 When the card is seated in the connector pivot the expansion card latch back and press it down firmly 10 Connect any cables that should be attached to the card See the documentation supplied with the card for information about its cable connections 11 Close the system covers See Closing the System Covers 12 Reconnect the system and peripherals to their electrical outlets and turn them on 13 Replace the optional front bezel if applicable See Replacing the Bezel Removing an Expansion Card CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source See the System I nformation Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel 2 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 3 Open the system covers See Opening the System Covers 4 Disconnect any cables connected to the card 5 Slide the plastic expansion card latch in the chassis wall up to the release position See Figure 4 5 Pivot the latch back to allow for card removal 6 Grasp th
82. reach 25 A per power supply for 10 ms or less 3 0 V lithium ion coin cell Physical Height Width Depth Weight maximum Environmental Temperature Operating Storage Relative humidity Operating Storage Maximum vibration Operating Storage Maximum shock Operating Storage non operational Operational Half sine operational shock Non operational Non operational half sine shock Non operational square wave shock Altitude Operating Storage Back to Contents Page 10 to 35 C 50 to 95 F 40 to 65 C 40 to 149 F 8 to 85 noncondensing with a humidity gradation of 10 per hour 5 to 95 noncondensing 0 25 G at 3 to 200 Hz at 0 5 octaves per minute in the positive z axis 0 5 G at 3 to 200 Hz at 0 5 octaves per minute in the positive and negative x y and z axes 1 shock pulse in the positive and negative x y and z axis 1 pulse on each side of the system of 41 G for up to 2 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 31G 2 6 milliseconds in the operating axis one shock 71G 2 milliseconds 32G 270 inches sec 16 to 3 048 m 50 to 10 000 ft 16 to 10 600 m 50 to 35 000 ft Back to Contents Page Removing and Replacing System Components Dell PowerEdge 1750 Systems Service Manual Recommended Tools Removing an
83. rect configuration settings in System Installing a Diskette Drive Run the System Setup Setup program program to correct the diskette drive type See Using the System Setup Program If the problem persists replace the diskette drive Faulty diskette or faulty or improperly Reseat the diskette drive and replace the diskette See connected diskette drive Installing a Diskette Drive Faulty diskette CD drive controller Replace the system board See System Board defective system board Diskette write protect feature is enabled Disable the write protect feature on the diskette Diskette missing from or improperly Reinsert the diskette into the drive inserted into the diskette drive Improperly seated or faulty memory Remove and reseat the memory modules See Memory modules If the problem persists replace the memory modules Embedded server management memory To clear the embedded server management memory shut may be temporarily corrupted down the system disconnect the power cord s wait approximately 30 seconds and then reconnect the power cord s and restart the system If the problem persists replace the system board See System Board Defective RAC or system board Replace the RAC See the RAC documentation If the problem persists replace the system board See System Board Faulty keyboard controller defective Replace the system board See System Board system board Application program
84. rsonal injury Each microprocessor and its associated level 2 L2 cache memory are contained in an FC PGA2 package that is installed in a ZIF socket on the system board The secondary microprocessor must have the same operating frequency and cache size as the primary microprocessor The following items are included in the microprocessor upgrade kit A microprocessor A heat sink Two retention clips NOTE When installing a new microprocessor always use the new heat sink that is shipped with the microprocessor upgrade kit Thermal interface grease on the underside of the heat sink is critical to maintaining optimum contact between the heat sink and the microprocessor Used or older heat sinks may not have enough grease remaining on them to ensure proper contact The following subsections describes how to remove and install a microprocessor in either the primary or secondary microprocessor connector Removing a Microprocessor CAUTION Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge 1 Remove the optional front bezel if present See Removing the Bezel Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 3 Open the system covers See Openin
85. rt is set to Auto the integrated port automatically maps to the next available port The serial port attempts to use COM 1 first and then COM3 If both addresses are in use for a specific port the port is disabled If you set the serial port to Auto and add an expansion card with a port configured to the same designation the system automatically remaps the integrated port to the next available port designation that shares the same IRQ setting If you set the serial port to Off the system automatically remaps the integrated port to the RAC Speaker Sets the integrated speaker On or Off A change to this option takes effect immediately rebooting the system is not required On default Console Redirection Screen Table 6 4 lists the options and descriptions for the information fields that appear on the Console Redirection screen For more information about using console redirection see Using Console Redirection in the User s Guide Table 6 4 Console Redirection Screen Options Console Redirection Sets the console redirection feature to On or Off Off default Remote Terminal Type Select either VT 100 VT 220 or ANSI VT 100 VT 220 default Redirection After Boot Enables or disables console redirection after your system restarts Enabled default System Security Screen Table 6 5 lists the options and descriptions for the information fields that appear on the System Security screen Table 6 5 System Security Scr
86. sent is the wrong version system If the message reappears replace the ROMB card Warning Firmware is out of Out of date firmware Update the system firmware See Using the Dell update OpenManage Server Assistant CD in your User s Guide for information about updating the system firmware Warning No microcode update 1 f BIOS is not current Update the BIOS but do not turn the system off before processor x the update See Using the System Setup Program Warning Remote Access Controller command Command protocol failure between the Reseat the RAC in its system board connector See failure RAC and ESM3 Opening the System Covers and then see Figure 5 3 for the location of the RAC Ethernet connector If the message reappears replace the RAC If the problem persists replace the system board See System Board Warning Unsupported Remote Access Controller RAC firmware is corrupted or is the wrong Reseat the RAC in its system board connector See firmware version detected version Opening the System Covers and then see Figure 5 3 for the location of the RAC Ethernet connector If the message reappears replace the RAC Faulty diskette or hard drive Replace the diskette If the problem persists replace the diskette drive See Installing a Diskette Drive If the problem persists replace the hard drive See Internal SCSI Hard Drives lt on selected drive System Beep
87. ser selectable options for example the time or date Enable or disable integrated devices Correct discrepancies between the installed hardware and configuration settings Entering the System Setup Program 1 Turn on or restart your system 2 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 K NOTE To ensure an orderly system shutdown see the documentation that accompanied your operating system Responding to Error Messages You can enter the System Setup program by responding to certain error messages If an error message appears while the system is booting make a note of the message Before entering the System Setup program see System Beep Codes and System Messages for an explanation of the message and suggestions for correcting errors K NOTE After installing a memory upgrade it is normal for your system to send a message the first time you start your system Using the System Setup Program Table 6 1 lists the keys that you use to view or change information on the System Setup program screens and to exit the program Table 6 1 System Setup Program Navigation Keys Keys Up arrow or lt Shift gt lt Tab gt Moves to the previous field Down arrow or lt Tab gt Moves to the next field Spacebar lt gt lt gt
88. shut down and restart the system the error message continues to be displayed until the correct password is entered NOTE You can use the Password Status option in conjunction with the System Password and Setup Password options to further protect your system from unauthorized changes Deleting or Changing an Existing System Password 1 When prompted press lt Ctrl gt lt Enter gt to disable the existing system password If you are asked to enter your setup password contact your network administrator 2 Enter the System Setup program by pressing lt F2 gt during POST 3 Select the System Security screen field to verify that the Password Status option is set to Unlocked 4 When prompted type the system password 5 Confirm that Not Enabled is displayed for the System Password option If Not Enabled is displayed for the System Password option the system password has been deleted If Enabled is displayed for the System Password option press the lt Alt gt lt b gt key combination to restart the system and then repeat steps 2 through 5 Using the Setup Password Assigning a Setup Password You can assign or change a setup password only when the Setup Password option is set to Not Enabled To assign a setup password highlight the Setup Password option and press the lt gt or lt gt key The system prompts you to enter and verify the password If a character is illegal for password use the system beeps NOTE The setup password
89. sis and slide it forward into place 2 Insert and tighten the hex head Phillips screw that secures the control panel board to the chassis 3 Insert the flex cable assembly into its connector on the control panel board and tighten the thumbscrew 4 Replace the cooling fan and connect the fan power cable to the power connector on the flex cable assembly 5 Close the system covers See Closing the System Covers 6 Reconnect the system and peripherals to their power sources and turn them on 7 Replace the optional front bezel if applicable See Replacing the Bezel Removing and Replacing Power Supplies CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge A CAUTION The connectors on the PDB contain high voltage Do not remove the metal cover from the PDB or touch the connectors on the PDB or power supply K NOTE The power supplies are hot pluggable Remove and replace only one power supply at a time Removing a Power Supply 1 Remove the optional front bezel if present See Removing the Bezel 2 Open the system covers See Opening the System Covers 3 Identify the failed supply using the red fault indicator on the top of the supply See Figure 3 5 A CAUTION Disconnect the AC cor
90. stall memory modules in matched pairs bank 1 DIMMs must match bank 2 DIMMs must match Install a pair of memory modules in bank 1 before installing a second pair in bank 2 Figure 4 6 Memory Module Sockets DIMM 2B DIMM 2A DIMM 1B DIMM_1A Table 4 1 illustrates several sample memory configurations based on these guidelines Table 4 1 Sample Memory Configurations Performing a Memory Module Upgrade To perform a memory module upgrade to the system board perform the following steps 10 11 CAUTI ON Only trained service technicians are authorized to open the system covers and access any of the components inside the system See the System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge Remove the optional front bezel if present See Removing the Bezel Turn off the system including any attached peripherals and disconnect the system from its electrical outlet Open the system covers See Opening the System Covers Locate the memory module sockets in which you will install or replace memory modules Figure 4 6 identifies the memory module banks on the system board and shows the order of the socket designations Install or replace the memory modules as necessary to reach the desired memory total See Installing Memory Modules or Removing Memory Modules Close the system covers See Closing the System
91. stem Setup Program 16 Replace the optional front bezel if applicable See Replacing the Bezel 17 Install the RAID software See the ROMB card software documentation for more information Cooling Fans The five system board cooling fans and two power supply cooling fans must be installed and operational at all times See Figure 4 15 A blinking amber LED next to a fan power connector indicates a faulty fan that needs to be replaced CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge NOTICE The fans are hot pluggable If a fan fails replace it as soon as possible Operating the system with a failed fan may cause the system to overheat and lock up Removing a Fan Remove the optional front bezel if present See Removing the Bezel Open the system covers See Opening the System Covers Locate the faulty cooling fan s with the blinking amber LEDs Before replacing a fan check the fan s power cable connection to verify that a loose connection is not the problem If the problem is not resolved continue with this procedure Figure 4 15 Cooling Fan power supply cooling fans 2 5 6 finger guard cooling fan fan bracket system board cooling fans 5 Disconnect th
92. t the system to an electrical outlet and turn it on The existing passwords are not disabled erased until the system boots with the PASSWD jumper plug removed However before you assign a new system and or setup password you must reinstall the jumper plug NOTE If you assign a new system and or setup password with the jumper plug still removed the system disables the new password s the next time it boots 6 Repeat step 1 7 Install the jumper plug on the PASSWD jumper 8 Close the system covers and then reconnect the system and peripherals to their electrical outlets and turn them on 9 Assign a new system and or setup password To assign a new passwords using the System Setup program see Assigning a System Password in the User s Guide Back to Contents Page
93. table diskette PCI BIOS failed to install PCI device option ROM checksum failure Contact the PCI device manufacturer to obtain a suitable is detected during shadowing replacement PCI option ROM Follow the manufacturer s instructions to install the option ROM Plug amp Play Configuration Error Error encountered when initializing the Install the NVRAM_CLR jumper and reboot the system PCI device or the system board is See Figure 5 2 for jumper location If the problem defective persists replace the system board See System Board Plug amp Play Configuration Error PCI_n Error encountered when initializing the Install the NVRAM_CLR jumper and reboot the system PCI adapter See Figure 5 2 for jumper location If the problem persists replace the specified expansion card See Expansion Cards If the problem persists replace the system board See System Board Primary backplane error Improperly attached or missing Ensure that the SCSI backplane board is fully seated See backplane SCSI Backplane Board Primary IDE device 0 not found Improperly connected or missing IDE Ensure that the device s interface cable is securely device connected to the SCSI backplane board See Installing a Diskette Drive or Installing a CD Drive If the problem persists replace the device Primary IDE device 1 not found Processor 1 internal error Defective
94. tem fans as well as critical system voltages and temperatures The systems management circuitry works in conjunction with the systems management software System diagnostics for evaluating system components and devices For information about using the system diagnostics see Running the System Diagnostics Supported Operating Systems Microsoft Windows 2000 Server and Advanced Server Microsoft Windows Server 2003 Standard Edition Enterprise Edition and Web Edition when available Red Hat Linux 8 0 and Red Hat Linux Advanced Server 2 1 Novell NetWare 6 0 Software Features The following software is included with your system A System Setup program for quickly viewing and changing system configuration information For more information on this program see Using the System Setup Program Enhanced security features including a system password and a setup password available through the System Setup program Video drivers for displaying many popular application programs in high resolution modes SCSI device drivers that allow the operating system to communicate with devices attached to the integrated SCSI subsystem Systems management software and documentation CDs Power Protection Devices Certain devices protect your system from the effects of problems such as power surges and power failures PDU Uses circuit breakers to ensure that the AC current load does not exceed the PDU s rating Surge
95. utput power cable to the PS_PWR connector on the system board Place the cover over the PDB and replace the screw Reinstall the power supplies See Installing a Power Supply Close the system covers See Closing the System Covers Reconnect the system and peripherals to their power sources and turn them on Replace the optional front bezel if applicable See Replacing the Bezel System Battery The system battery is a 3 0 V coin cell battery located on the system board beside the front power supply A CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system See your System Information Guide for complete information about safety precautions working inside the system and protecting against electrostatic discharge A CAUTION 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 Discard used batteries according to the manufacturer s instructions Removing the System Battery Enter the System Setup program and if possible make a printed copy of the System Setup screens See Using the System Setup Program Remove the optional front bezel if present See Removing the Bezel Turn off the system including any attached peripherals and disconnect the system from the electrical outlet Open the system covers See Opening the System Covers
96. ve system board Keyboard data line failure Keyboard cable connector is loose or Check the keyboard cable connection Replace the improperly connected defective keyboard If the problem persists replace the system keyboard defective keyboard mouse board See System Board controller defective system board Keyboard stuck key failure Keyboard clock line failure Keyboard failure Memory allocation error Memory module s is not connected Reseat the modules See Memory Reboot the system If properly or an application program or the the message reappears see your software operating system failed documentation Memory address line failure at address read Faulty or improperly seated memory Remove and reseat the memory modules See Memory value expecting value modules or defective system board If the problem persists replace the memory modules If the problem persists replace the system board See System Board Memory high data line failure at start address to end address Memory high address line failure at start address to end address Memory double word logic failure at start address to end address Memory double word logic failure at address read value expecting value Memory odd even logic failure at start address to end address Memory odd even logic failure at address read value expecting value Memory write read failure at address read value expecting value
97. wer cable to the system and turn the system on Replace the optional front bezel if applicable See Replacing the Bezel Internal SCSI Hard Drives The three internal hard drive bays accommodate up to three 1 inch SCSI hard drives that connect directly to the SCSI backplane board No drive cables are necessary Before You Begin SCSI hard drives are supplied in special drive carriers that fit in the hard drive bays NOTICE Before attempting to remove or install a drive while the system is running see the documentation for the host adapter to ensure that the host adapter is configured correctly to support hot pluggable drive removal and insertion K NOTE It is recommended that you use only drives that have been tested and approved for use with the SCSI backplane board You may need to use different programs than those provided with the operating system to partition and format SCSI hard drives NOTI CE Do not turn off or reboot your system while the drive is being formatted Doing so can cause a drive failure When you format a high capacity SCSI hard drive allow enough time for the formatting to be completed Long format times for these drives are normal A 9 GB hard drive for example can take up to 2 5 hours to format I nstalling a SCSI Hard Drive NOTI CE Hot plug drive installation is not supported for systems without the optional ROMB card 1 Ifthe system does not have a ROMB card installed shut down the syst

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