Home

Dell PowerEdge 1750 Installation and Troubleshooting Guide

1. Network Cable Requirements I O Connectors 1 O connectors are the gateways that the system uses to communicate with external devices such as a keyboard mouse printer or monitor This section describes the various connectors on your system If you reconfigure the hardware connected to the system you may also need the pin number and signal information for these connectors Figure B 1illustrates the I O connectors on the system back panel Figure B 2 identifies the O connectors on the front panel Figure B 1 1 O Connectors on Back Panel system status indicator connector NIC connectors 2 mouse connector keyboard connector RAC Ethernet connector USB connector external SCSI connector power connectors PS1 left and PS2 serial connector video connector Figure B 2 1 O Connectors on Front Panel video connector USB connector Table B 1 shows the icons used to label the connectors on the system Table B 1 I O Connector Icon Icon Connector NIC connector aa w m eq USB connector yx RAC Ethernet connector Serial Connector Serial connectors support devices such as external modems printers and mice that require serial data transmission The serial connector uses a 9 pin D subminiature connector Serial Connector Autoconfiguration The default designation of the integrated serial connector is COM1 When you add a
2. 3 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 4 Open the system See Opening the System Covers 5 Ensure that the controller card is firmly seated in its connector See Installing Expansion Cards in Installing System Options 6 Ensure that the appropriate cables are firmly connected to their corresponding connectors on the controller card 7 Close the system See Closing the System Covers 8 Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the problem persists see the RAID controller s documentation for more information on troubleshooting Troubleshooting Expansion Cards K NOTE When troubleshooting an expansion card see the documentation for your operating system and the expansion card Problem Error message indicates a problem with an expansion card Expansion card performs incorrectly or not at all Action 1 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics 2 Remove the bezel if present See Removing and Replacing the Optional Front Bezel 3 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 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
3. 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 6 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 7 If the System Memory value is incorrect one or more of the memory modules may not be installed properly Repeat step 1 through step 6 checking to make sure that the memory modules are firmly seated in their sockets 8 Run the system memory test in the system diagnostics Installing 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 6 4 Figure 6 4 Installing a Memory Module alignment key AE g memory module AA socket latches 2 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 6 4 The module and the socket are keyed to prevent misalignment 3 Press down on the memory module with your thumbs until the latches snap up around the module securing it See Figure 6 4 When the memory module is properly seated in the socket the latches on the memory module socket should
4. back end of drive CD drive drive carrier A NI a Z oO a Match the back end of the drive with the back end of the carrier which has a retention tab retention tab stop tab b Fit the right edge of the CD 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 7 3 Figure 7 3 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 A 4 8 Close the system covers See Closing the System Covers in Troubleshooting Your System 9 Replace the front bezel if it was removed in step 2 See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 10 Reconnect the system and peripherals to their electrical outlets Installing a Diskette Drive The optional diskette drive is contained in a carrier that slides into the peripheral bay Perform the following steps to install a diskette drive 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
5. nz_tech_support dell com 0011 Home and Small Business Area Codes Local Numbers and Toll Free Numbers toll free 800 335 0031 1 800 805 5924 toll free 0 800 444 0733 0 810 444 3355 11 4515 7139 11 4515 7138 toll free 800 1578 1 300 65 55 33 Country Code 61 City Code 2 Austria Vienna International Access Code 900 Country Code 43 City Code 1 Bahamas Barbados Belgium Brussels International Access Code 00 Country Code 32 City Code 2 Bermuda Bolivia Brazil International Access Code 00 Country Code 55 City Code 51 British Virgin Islands Brunei Country Code 673 Canada North York Ontario International Access Code 011 Cayman Islands Chile Santiago Country Code 56 City Code 2 China Xiamen Country Code 86 City Code 592 Government and Business Preferred Accounts Division PAD Customer Care Corporate Sales Transaction Sales Fax Website support euro dell com E mail tech_support_central_europe dell com Home Small Business Sales Home Small Business Fax Home Small Business Customer Care Preferred Accounts Corporate Customer Care Home Small Business Technical Support Preferred Accounts Corporate Technical Support Switchboard General Support General Support Website support euro dell com E mail tech_be dell com E mail for French Speaking Customers support euro dell com
6. If the activity indicator does not light the network driver files might be damaged or missing Remove and reinstall the drivers if applicable See the NIC s documentation Change the autonegotiation setting if possible Use another connector on the switch or hub If you are using a NIC card instead of an integrated NIC see the documentation for the NIC card 3 Ensure that the appropriate drivers are installed and the protocols are bound See the NIC s documentation 4 Enter the System Setup program and confirm that the NICs are enabled See Using the System Setup Program in your User s Guide 5 Ensure that the NICs hubs and switches on the network are all set to the same data transmission speed See the network equipment documentation 6 Ensure that all network cables are of the proper type and do not exceed the maximum length See Network Cable Requirements in your User s Guide Responding to a Systems Management Software Alert Message Systems management software monitors critical system voltages and temperatures fans and hard drives in the system Alert messages appear in the Alert Log window For information about the Alert Log window see the systems management software documentation Inside the System In Figure 5 1 the system covers are open and the bezel is removed to provide an interior view of the system Figure 5 1 Inside the System microprocessor s cooling fans 7 power supplies 2 PC
7. be fr emaildell Technical Support Customer Care Home Small Business Sales Corporate Sales Ss ax Switchboard General Support General Support Website www dell com br Customer Support Technical Support Tech Support Fax Customer Care Fax Sales General Support Customer Technical Support Penang Malaysia Customer Service Penang Malaysia Transaction Sales Penang Malaysia Automated Order Status System AutoTech automated technical support TechFax Customer Care home small business Customer Care med large business government Technical Support home small business Technical Support med large bus government Sales direct sales from outside Toronto Sales direct sales from within Toronto Sales federal government education and medical General Support Sales Customer Support and Technical Support toll free 1 800 633 559 toll free 1 800 060 889 toll free 1 800 819 339 toll free 1 800 808 385 toll free 1 800 808 312 toll free 1 800 818 341 01 795 67602 01 795 67605 01 795 67603 0660 8056 01 795 67604 0660 8779 01 491 040 toll free 1 866 278 6818 1 800 534 3066 02 481 92 88 02 481 91 19 toll free 0800 16884 02 481 91 00 02 481 92 99 02 481 91 00 1 800 342 0671 toll free 800 10 0238 0800 90 3355 51 481 5470 51 481 5480 0800 90 3390 toll free 1 866 278 6820 604 633 4966 604 633 4949 604 633 4955 PT o o alolele M o
8. free 1 800 433 9014 free 1 800 247 9362 free 1 800 950 1329 free 1 800 847 4096 free 1 800 326 9463 free 1 800 847 4096 free 1 800 847 4096 free 1 800 387 5752 o 416 758 2200 free 1 800 567 7542 p e 1 800 805 7541 l free 1230 020 4823 Tech Support website support ap dell com china Tech Support E mail cn_support dell com Tech Support Fax Home and Small Business Technical Support Corporate Accounts Technical Support Customer Experience 818 1350 toll free 800 858 2437 toll free 800 858 2333 toll free 800 858 2060 Home and Small Business toll free 800 858 2222 Preferred Accounts Division toll free 800 858 2062 Large Corporate Accounts GCP toll free 800 858 2055 Large Corporate Accounts Key Accounts toll free 800 858 2628 Large Corporate Accounts North toll free 800 858 2999 Large Corporate Accounts North Government and Education toll free 800 858 2955 Large Corporate Accounts East toll free 800 858 2020 Large Corporate Accounts East Government and Education toll free 800 858 2669 Large Corporate Accounts Queue Team toll free 800 858 2572 Large Corporate Accounts South toll free 800 858 2355 free 800 858 2811 Large Corporate Accounts West tol Large Corporate Accounts Spare Parts toll free 800 858 2621 Colombia General Support Costa Rica General Support Emen Support desktop computers den support delicom SS Ho
9. 821 1 800 682 3639 toll free 0120 198 498 81 44 556 4162 toll free 0120 198 226 81 44 520 1435 toll free 0120 198 433 81 44 556 3894 044 556 3801 044 556 4240 044 556 1465 044 556 3433 Large Corporate Accounts Sales over 3500 employees 044 556 3430 Public Sales government agencies educational institutions and medical 044 556 1469 institutions Korea Seoul Technical Support International Access Code Sales 001 Customer Service Seoul Korea Country Code 82 Customer Service Penang Malaysia Latin America Customer Technical Support Austin Texas U S A Customer Service Austin Texas U S A Fax Technical Support and Customer Service Austin Texas U S A Sales Austin Texas U S A SalesFax Austin Texas U S A 512 728 4600 or 512 728 3772 E mail tech_be dell com Technical Support Brussels Belgium Country Code 352 Home Small Business Sales Brussels Belgium Corporate Sales Brussels Belgium Customer Care Brussels Belgium Switchboard Brussels Belgium Macao Technical Support Country Code 853 Customer Service Penang Malaysia Malaysia Penang Technical Support International Access Code 00 Customer Service Mexico Customer Technical Support 001 877 384 8979 International Access Code 00 International Access Code 00 or 001 877 269 3383 Sales 50 81 8800 Country Code 52 or 01 800 888 3355 Customer Service 001 877 384 8979 or 001
10. Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 4 Open the system See Opening the System Covers 5 Ensure that each expansion card is firmly seated in its connector See Installing Expansion Cards in Installing System Options 6 Close the system See Closing the System Covers 7 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 8 Run the appropriate tests in the system diagnostics See Running the System Diagnostics If the problem persists continue to the next step 9 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 10 Open the system See Opening the System Covers 11 Remove all expansion cards installed in the system See Removing an Expansion Card in Installing System Options 12 Close the system See Closing the System Covers 13 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 14 Run Quick Tests in the system diagnostics If the tests fail see Getting Help 15 For each expansion card you removed in step 11 perform the following steps a Turn off the system and attached peripherals and disconnect the system from the electrical outlet b Open the system See Opening the System Covers c Reinstall one of the expansion cards d Clos
11. Help Check that the SCSI backplane board is fully seated See Troubleshooting SCSI Hard Drives in Troubleshooting Your System Reboot the system and enter the correct password If the problem persists see Disabling a Forgotten Password in Jumpers and Connectors Replace the expansion cards one at a time until the error is corrected See Installing Expansion Cards in Installing System Options Remove and reseat the memory modules See Installing Memory Modules in Installing System Options If the problem persists replace the memory modules If the problem persists see Getting Help Replace lower speed DIMM s with modules rated for 266 MHz operation See Installing Memory Modules in Installing System Options Replace the system battery See Replacing the System Battery in Installing System Options If the problem persists replace the system board See Getting Help Check the Time and Date settings See Using the System Setup Program in the User s Guide If the problem persists replace the system battery See Replacing the System Battery in Installing System Options If the problem Defective system board Microprocessor combination is not supported by the system Microprocessor is not supported by the system lt F10 gt key was pressed during POST persists replace the system board See Getting Help Replace the system board See Getting Help Install
12. Xeon is a trademark and Intel is a registered trademark of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation 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 Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own Back to Contents Page
13. a supported microprocessor combination See Installing Microprocessors in Installing System Options Install the correct version of the microprocessor in the specified microprocessor socket See Installing Microprocessors in Installing System Options Create a utility partition on the boot hard drive See Using Warning Detected mode change from SCSI to RAID on channel x of the embedded RAID subsystem 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 Detected mode change from RAID to SCSI on channel x of the embedded RAID subsystem 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 Warning Embedded SCSI RAID firmware is not present Warning Firmware is out of date please update Warning No microcode update loaded for processor x Warning Remote Access Controller command failure Warning Unsupported Remote Access Controller firmware version detected Write fault Write fault on selected drive System Beep Codes but no utility partition exists on t
14. dell com E mail Australia au_tech_support dell com Home and Small Business Government and Business Sales v x General Support Website support euro dell com E mail Support portable computers nor_nbk_support dell com E mail Support desktop computers nor_support dell com E mail Support servers nordic_server_support dell com Technical Support Relational Customer Care Home Small Business Customer Care Switchboard Fax Switchboard General Support General Support Website support euro dell com E mail Customer Service Phone Customer Care Sales Customer Service Fax Reception Desk Fax pl_support dell com Switchboard E mail support euro dell com es es emaildell Technical Support Customer Care Sales o X General Support General Support General Support General Support Technical Support Customer Service Penang Malaysia Transaction S Corporate Sa Website sup E mail Technical Support Customer Care Sales dell_z 020 674 42 00 020 674 4325 020 674 55 00 020 674 50 00 020 674 47 75 020 674 47 50 020 674 50 00 020 674 47 50 0800 446 255 0800 444 617 0800 441 567 0800 441 566 001 800 220 1006 671 16882 671 17514 23162298 671 16800 671 16865 001 800 507 0962 0800 50 669 57 95 700 5795 999 57 95 999 57 95 806 57 95 998 57 95 999 800 834 077 800 834 075 800 300 410 or 800 300 411 or 800 300 412
15. description of each feature Figure 2 2 Front Panel Features hard drive activity indicator video connector NIC1 link and activity indicator latch for system cover NIC2 link and activity indicator power on indicator USB connector SS power button A s A z TA on a M S amber system status indicator bezel detection switch CD drive blue system status indicator hard drives 3 identification button diskette drive Table 2 2 Front Panel LED Indicators Buttons and Connectors Indicator Button Icon Description or Connector Blue system status The blue system status indicator lights up during normal system operation Both the systems management software and indicator the identification buttons located on the front and back of the system can cause the blue system status indicator to flash 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 The link and activity indicators for the two integrated NICs light intermittently when the NICs are in use and activity indicators Hard drive activity The green hard d
16. installed by removing and reinstalling it See Removing and Replacing Power Supplies in Installing System Options K NOTE After installing a power supply allow several seconds for the system to recognize the power supply and to determine if it is working properly The power indicator turns green to signify that the power supply is functioning properly See Table 2 4 in Indicators Messages and Codes 6 Ifthe problem is resolved close the system covers See Closing the System Covers If the problem persists remove the faulty power supply See Removing a Power Supply in Installing System Options 7 Install a new power supply See Installing a Power Supply in Installing System Options If the problem persists see Getting Help Troubleshooting System Cooling Problems Problem Systems management software issues a fan related error message Action Ensure that none of the following conditions exist Ambient temperature is too high External airflow is obstructed An individual cooling fan has failed See Troubleshooting a Fan Troubleshooting a Fan Problem System status indicator is amber Systems management software issues a fan related error message Fan status indicator indicates a problem with the fan Action 1 Run the appropriate diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics A CAUTION Only trained service technicians a
17. or 121 422 07 10 121 424 01 12 1 800 805 7545 toll free 1 877 441 4731 1 800 882 1521 toll free 1 877 270 4609 toll free 800 6011 051 604 633 4949 ales toll free 800 6011 054 toll free 800 6011 053 oO wo port euro dell com a_support dell com 011 709 7710 011 709 7707 011 709 7700 oO oO w O A uw e 5 City Code 11 Southeast Asian and Pacific Countries Spain Madrid International Access Code 00 Country Code 34 City Code 91 Sweden Upplands Vasby International Access Code 00 Country Code 46 City Code 8 Switzerland Geneva International Access Code 00 Country Code 41 City Code 22 Taiwan International Access Code 002 Country Code 886 Thailand International Access Code 001 Country Code 66 Trinidad Tobago Turks and Caicos Islands U K Bracknell International Access Code 00 Country Code 44 City Code 1344 Fax Switchboard Customer Technical Support Customer Service and Sales Penang Malaysia Website support euro dell com E mail support euro dell com es es emaildell Home and Small Business Technical Support Customer Care Sales Switchboard Fax Corporate Technical Support Customer Care Switchboard Fax Swe nbk_kats dell com Technical Support Relational Customer Care Home Small Business Customer Care Employee Purchase Program EPP Support Fax Technical Support S
18. 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 A 2 shows the location and default settings of the jumper blocks on the system board See Table A 1 for the designations default settings and functions of the system s jumpers Figure A 2 System Board J umpers Table A 1 System Board Jumper Settings Jumper semna osm OOOO PASSWD default The password feature is enabled The password feature is disabled NVRAM_CLR 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 RSVD waj Reserved do not change jumpered unjumpered System Board Connectors See Figure A 3 and Table A 2 for the descriptions and locations of the system board connectors Figure A 3 System Board Connectors and Sockets SCSI_B USBn CYCLOPS PCI PROCESSOR 2 ETHERNET n MOUSE PROCESSOR 1 REE RAN EMP_
19. partition and format SCSI hard drives NOTICE 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 Installing a SCSI Hard Drive NOTICE Hot plug drive installation is not supported for systems without the optional ROMB card 1 If the system does not have a ROMB card installed shut down the system 2 Remove the front bezel if attached See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 3 Open the hard drive handle See Figure 7 1 Figure 7 1 Installing a SCSI Hard Drive 4 Insert the hard drive into the drive bay See Figure 7 1 5 Close the hard drive handle to lock the drive in place 6 Replace the front bezel if it was removed in step 3 7 Ifthe hard drive is a new drive run the SCSI Controllers test in the system diagnostics Removing a SCSI Hard Drive NOTICE Hot plug drive installation is not supported for systems without the optional ROMB card 1 If the system does not have a ROMB installed shut down the system 2 Remove the front bezel if attached See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 3 For systems with a ROMB card power down
20. 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 6 Figure 6 9 Installing the Microprocessor pin 1 corners of chip and socket aligned 6 Install the microprocessor in the socket See Figure 6 9 a Ifthe release lever on the microprocessor socket is not all the way up move it to that position now See Figure 6 9 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 7 Place the new heat sink on top of the microprocessor See Figure 6 10 8 Replace the two retention clips a Orient the retention clips The clips are designed in pairs so that each clip fits only one end of the socket when installed the clips face opposite ways For pr
21. software problems might occur that are caused by input errors application conflicts and or IRQ assignment conflicts The problems are sometimes indicated by error messages Error messages are generated by system hardware or software Indicators Messages and Codes provides information about error messages that are hardware based If you receive an error message that is not listed see your operating system or software program documentation for troubleshooting information Input Errors Pressing a specific key or set of keys at the wrong time may produce unexpected results See the documentation that came with the software application to ensure that the values or characters you are entering are valid Ensure that your operating system is configured properly to run the application Remember that whenever you change the parameters of the operating system the changes can conflict with an application s operating requirements After you configure the operating system you may need to reinstall or reconfigure a software application so that it can run properly in its new environment Application Conflicts Some applications can leave unnecessary files or data behind after they are deleted from your system Device drivers can also create application errors If application errors occur see your application device driver or operating system documentation for troubleshooting information IRQ Assignment Conflicts Most PCI devices can share an IRQ w
22. that exceed this threshold may cause the USB connectors to shut down See the documentation that accompanied the USB devices for their maximum current ratings Figure B 6 USB Connector Pin Numbers Table B 5 USB Connector Pin Assignments Pin Signal 1 O Definition a vce wa supi vonza fa oma fuo en O Data a ono wa sione orouna RAC Ethernet Connector The system s optional RAC circuitry is designed to provide remote access capabilities for the system It is designed specifically to work with systems management software Figure B 7 illustrates the pin numbers for the RAC Ethernet connector and Table B 6 defines the pin assignments for the connector Figure B 7 RAC Ethernet Connector link indicator y activity indicator S a t Table B 6 RAC Ethernet Connector Pin Assignments sisnal i7 0 pennon Fro fo bate aut Fro fo bate out Teor ft _ oatain wy _ basen Integrated NIC Connector The system s integrated NIC functions as a separate network expansion card while providing fast communication between servers and workstations Figure B 8 illustrates the pin numbers for the NIC connector and Table B 7 defines the pin assignments for the connector Figure B 8 NIC Connector ink indicator we i activity indicator en E tJ m 1 8 Table B 7 NIC Connector Pin Assignments Network Cable R
23. 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 1 One PCI X 64 bit 133 MHz 3 3 V expansion card in PCI 2 and one PCI 64 bit 33 MHz 5 V expansion card in PCI 1 Figure 6 1 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 MHz PCI X card Installing an Expansion Card To install an expansion card perform the following steps A CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 1 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 2 Prepare the expansion card for installation and open the system covers See Opening the System Covers in Troubleshooting Your System 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 3 Remove the filler bracket from the expansion slot Figure 6 2 Installing an Expansion Card expansion card latch expansion card filler bracket on card riser board card edge connector expansion
24. the System Covers in Troubleshooting Your System See Figure A 3 in Jumpers and Connectors for the location of the RAC Ethernet connector If the message reappears see Getting Help Reseat the RAC in its system board connector See Removing and Replacing the Optional Front Bezel if necessary and Opening the System Covers in Troubleshooting Your System See Figure A 3 in Jumpers and Connectors for the location of the RAC connector If the message reappears see Getting Help Replace the diskette or hard drive See Installing Drives 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 in Getting Help and then look it up in Table 2 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 If you are still unable to resolve the problem see Getting Help Table 2 6 System Beep Codes Microprocessor register test failure CMOS write read failure Replace the system board See Getting Help BIOS checksum failure This fatal error usually requires replacement of the BIOS firmware See Get
25. the pin assignments for these connectors Figure B 4 PS 2 Compatible Keyboard and Mouse Connector Pin Numbers Table B 3 Keyboard and Mouse Connector Pin Assignments sma vo etntion d Video Connector You can attach a VGA compatible monitor to the system s integrated video controller using a 15 pin high density D subminiature connector Figure B 5 illustrates the pin numbers for the video connector and Table B 4 defines the pin assignments for the connector K NOTE Installing a video card automatically disables the system s integrated video controller Figure B 5 Video Connector Pin Numbers 10 EO 15 11 Table B 4 Video Connector Pin Assignments Pin Signal 1 O Definition me Jo reave _ fren o_ oreenwaeo eue fo fewevas poc data ot 0 montor detect data usne Horizontal synchronization vse Vertical synchronization fone cock owt Monitor detect cock USB Connector The system s USB connector supports USB compliant peripherals such as keyboards mice and printers and may also support USB compliant devices such as diskette drives and CD drives Figure B 6 illustrates the pin numbers for the USB connector and Table B 5 defines the pin assignments for the connector NOTICE Do not attach a USB device or a combination of USB devices that draw a maximum current of more than 500 mA per channel or 5 V Attaching devices
26. to the proper support personnel If you do not have an Express Service Code open the Dell Accessories folder double click the Express Service Code icon and follow the directions For instructions on using the technical support service see Technical Support Service and Before You Call NOTE Some of the following services are not always available in all locations outside the continental U S Call your local Dell representative for information on availability Online Services You can access Dell Support at support dell com Select your region on the WELCOME TO DELL SUPPORT page and fill in the requested details to access help tools and information You can contact Dell electronically using the following addresses World Wide Web www dell com www dell com ap for Asian Pacific countries only www euro dell com for Europe only www dell com la for Latin American countries Anonymous file transfer protocol FTP ftp dell com Log in as user anonymous and use your e mail address as your password Electronic Support Service support us dell com apsupport dell com for Asian Pacific countries only support euro dell com for Europe only Electronic Quote Service sales dell com apmarketing dell com for Asian Pacific countries only Electronic Information Service info dell com AutoTech Service Dell s automated technical support service AutoTech provides recorded answers to the questions most frequentl
27. you call See the contact information for your region Product Information If you need information about additional products available from Dell or if you would like to place an order visit the Dell website at www dell com For the telephone number to call to speak to a sales specialist see the contact information for your region Returning Items for Warranty Repair or Credit Prepare all items being returned whether for repair or credit as follows 1 Call Dell to obtain a Return Material Authorization Number and write it clearly and prominently on the outside of the box For the telephone number to call see the contact information for your region 2 Include a copy of the invoice and a letter describing the reason for the return 3 Include a copy of any diagnostic information including the Diagnostics Checklist indicating the tests you have run and any error messages reported by the system diagnostics 4 Include any accessories that belong with the item s being returned such as power cables media such as CDs and diskettes and guides if the return is for credit 5 Pack the equipment to be returned in the original or equivalent packing materials You are responsible for paying shipping expenses You are also responsible for insuring any product returned and you assume the risk of loss during shipment to Dell Collect on delivery C O D packages are not accepted Returns that are missing any of the preceding requi
28. 00 357 3355 Spare Parts Sales Extended Service and Warranty Sales toll free 1 800 247 4618 free 1 800 727 8320 Fax Dell Services for the Deaf Hard of Hearing or Speech mpaired toll free 1 877 DELLTTY 1 877 335 5889 1 877 673 3355 8001 3605 U S Virgin Islands General Support Venezuela General Support Back to Contents Page Back to Contents Page Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Notes Notices and Cautions Abbreviations and Acronyms Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Abbreviations and Acronyms For a complete list of abbreviations and acronyms see Abbreviations and Acronyms Information in this document is subject to change without notice 2002 Dell Computer Corporation All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden Trademarks used in this text Dell the DELL logo PowerEdge DellNet Dell OpenManage Dimension Inspiron Dell Precision OptiPlex and Latitude are trademarks of Dell Computer Corporation
29. 2 MB 1 GB and 2 GB DDR SDRAM memory modules Up to two additional 1 inch internal U320 SCSI hard drives for a total of three An optional ROMB through a separate RAID controller that incorporates 128 MB of cache memory and a RAID battery 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 Optional remote access controller RAC card for remote systems management Other Documents You May Need A 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 Setting Up Your System document provides an overview of initially setting up your system The User s Guide provides information about system features and technical specifications 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 Documentation for any components you purchased separately provides information to configu
30. 30 seconds for the system to recognize the fan and determine whether it is working properly Removing and Replacing Power Supplies 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 A CAUTI ON 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 NOTICE The power supplies are hot pluggable Remove and replace only one power supply at a time Removing a Power Supply 1 Open the system covers See Opening the System Covers in Troubleshooting Your System 2 Identify the failed supply using the red fault indicator on the top of the supply See Figure 2 5 in Indicators Messages and Codes A CAUTION Disconnect the AC cord for the failed power supply before removing the power supply 3 Disconnect the AC cord for the power supply To identify the correct power connector see Figure 2 4 in Indicators Messages and Codes 4 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 6 13 Figure 6 13 Removing a Power Supply power supplies 2 powe
31. 877 269 3383 Main 50 81 8800 or 01 800 888 3355 Montserrat General Support toll free 1 866 278 6822 Netherlands Antilles General Support 001 800 882 1519 Netherlands Amsterdam Website support euro dell com International Access Code 00 E mail Technical Support Country Code 31 Enterprise nl_server_support dell com City Code 20 Latitude nl_latitude_support dell com Inspiron nl_inspiron_support dell com Dimension nl_dimension_support dell com OptiPlex nl_optiplex_support dell com Dell Precision nl_workstation_support dell com Technical Support 020 674 45 00 Technical Support Fax 020 674 47 66 New Zealand International Access Code 00 Country Code 64 Nicaragua Norway Lysaker International Access Code 00 Country Code 47 Panama Peru Poland Warsaw International Access Code 011 Country Code 48 City Code 22 Portugal International Access Code 00 Country Code 35 Puerto Rico St Kitts and Nevis St Lucia St Vincent and the Grenadines Singapore Singapore International Access Code 005 Country Code 65 South Africa J ohannesburg International Access Code 09 091 Country Code 27 Home Small Business Customer Care Relational Customer Care Home Small Business Sales Relational Sales Home Small Business Sales Fax Relational Sales Fax Switchboard Switchboard Fax E mail New Zealand nz_tech_support
32. CSI host adapter controls the SCSI hard drives restart the system and press lt Ctri gt lt a gt to enter the SCSI configuration utility program K NOTE If your system has an optional RAID controller card installed restart the system and press lt Ctrl gt lt h gt lt Ctrl gt lt a gt or lt Ctri gt lt m gt depending on the utility See the documentation supplied with the controller for information about the configuration utility Ensure that the primary SCSI channel is enabled and restart the system Verify that the device drivers are installed and configured correctly See the operating system documentation Remove the hard drive and install it in another drive bay If the problem is resolved reinstall the hard drive in the original bay See Installing SCSI Hard Drives in Installing Drives If the hard drive functions properly in the original bay the drive carrier could have intermittent problems Replace the drive carrier See Installing SCSI Hard Drives in Installing Drives If the problem persists the SCSI backplane board has a defective connector See Getting Help Format and partition the hard drive See the operating system documentation If possible restore the files to the drive If the problem persists see Getting Help Troubleshooting an Optional I ntegrated RAI D Controller ROMB Card Problem Error message indicates an integrated RAID controller problem Action A CAUTION Only trained
33. Closing the System Covers 23 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 24 Run Quick Tests in the system diagnostics See Running the System Diagnostics If the tests fail or the problem persists see Getting Help Back to Contents Page Back to Contents Page Installing System Options Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Installing Expansion Cards Installing Memory Modules Installing Microprocessors Installing a ROMB Card Removing and Replacing System Fans Removing and Replacing Power Supplies Replacing the System Battery This section describes how to install the following options Expansion cards 1 Memory modules Microprocessors ROMB card This section also includes instructions for replacing system fans and power supplies as well as the system battery Installing 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 6 1 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 A 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
34. Customer Care Home and Small Business Sales Corporate Public Sector Sales Uruguay U S A Austin Texas General Support Automated Order Status Service toll free 1 800 433 9014 International Access Code AutoTech portable and desktop computers toll free 1 800 247 9362 011 Consumer Home and Home Office toll free 1 800 624 9896 Country Code 1 Technical Support Customer Service toll free 1 800 624 9897 DellNet Service and Support toll free 1 877 Dellnet 1 877 335 5638 Employee Purchase Program EPP Customers toll free 1 800 695 8133 Financial Services website www dellfinancialservices com toll free 1 877 577 3355 Financial Services lease loans Financial Services Dell Preferred Accounts DPA toll free 1 800 283 2210 Customer Service and Technical Support toll free 1 800 822 8965 Employee Purchase Program EPP Customers toll free 1 800 695 8133 Projectors Technical Support toll free 1 877 459 7298 Public government education and healthcare Customer Service and Technical Support toll free 1 800 456 3355 Employee Purchase Program EPP Customers toll free 1 800 234 1490 Dell Sales toll free 1 800 289 3355 or toll free 1 800 879 3355 Dell Outlet Store Dell refurbished computers toll free 1 888 798 7561 toll free 1 800 671 3355 Software and Peripherals Sales toll free 1 8
35. Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Introduction Indicators Messages and Codes Finding Software Solutions Running the System Diagnostics Troubleshooting Your System Installing System Options Installing Drives Getting Help umpers and Connectors 1 O Connectors Abbreviations and Acronyms K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2002 Dell Computer Corporation All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden Trademarks used in this text Dell the DELL logo PowerEdge DellNet Dell OpenManage Dimension Inspiron Dell Precision OptiPlex and Latitude are trademarks of Dell Computer Corporation Xeon is a trademark and Intel is a registered trademark of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation 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 Computer Corporation disclaims any proprietary interest in tradema
36. I expansion cards up to 2 optional ROMB card backup battery for ROMB card under PCI expansion card power distribution board SCSI backplane board PCI riser board assembly memory modules 4 CD drive hard drives 3 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 for 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 During an installation or troubleshooting procedure you may be required to change a jumper For information about the system board jumpers see umpers and Connectors Removing and Replacing the Optional Front Bezel The 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 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 bez
37. NIC PS SIG A PS_PWR tet VGA zt SERIAL DIMM_1 DIMM_2x FRONT _PAN EL EMBEDDED_REMOTE_ASSISTANT RAID BAT BACKPLANE Table A 2 System Board Connectors and Sockets Connector or Socket Description si EMBEDDED_REMOTE_ Connector for optional RAC ASSISTANT PS_SIG Power supply signal connector RAID Socket for optional ROMB card RAID BAT Backup battery connector for ROMB card SCSI_B External SCSI connector SERIAL Serial port connector VGA VGA connector SCSI Backplane Board Connectors Figure A 4 shows the location of the connectors on the top of the SCSI backplane board Figure A 4 Connectors on the SCSI Backplane Board diskette drive connector FLOPPY CD drive connector CD_ROM Disabling a Forgotten Password The system s software security features include a system password and a setup password which are discussed in detail in Using the System Setup Program in the User s Guide A password jumper on the system board enables these password features or disables them and clears any password s currently in use To disable a forgotten system password or setup password perform the following steps 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 protecti
38. ales Website support euro dell com E mail swisstech dell com E mail for French speaking HSB and Corporate Customers support euro dell com ch fr emaildell Technical Support Home and Small Business Technical Support Corporate Customer Care Home and Small Business Customer Care Corporate Fax Transaction Sales Corporate Sa Technical Support 011 706 0495 011 709 7700 604 633 4810 902 100 130 902 118 540 902 118 541 902 118 541 902 118 539 902 100 130 902 118 546 91 722 92 00 91 722 95 83 08 590 05 199 08 590 05 642 08 587 70 527 20 140 14 44 08 590 05 594 08 590 05 185 0844 811 411 0844 822 844 0848 802 202 0848 821 721 022 799 01 90 022 799 01 01 toll free 00801 86 1011 toll free 0080 60 1256 toll free 0080 651 228 or 0800 33 556 toll free 0080 651 227 or 0800 33 555 toll free 0880 060 07 Customer Service Penang Malaysia 604 633 4949 C e customer Care website delicont keareustomersarvies OOOO OOOO smal del dec e OPS Global Accounts Customer Care 01344 373 185 or 01344 373 186 0870 906 0010 Home and Small Business Customer Care 0870 908 0500 01344 373 196 01344 373 193 01344 373 199 01344 373 194 0870 907 4000 01344 860 456 toll free 000 413 598 2521 Corporate Customer Care Preferred Accounts 500 5000 employees Customer Care Central Government Customer Care Local Government amp Education Customer Care Health
39. align with the latches on the other sockets with memory modules installed 4 Repeat step 1 through step 3 of this procedure to install the remaining memory modules 5 Perform step 4 through step 8 of Performing a Memory Module Upgrade 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 6 5 Figure 6 5 Removing Memory Modules socket latches 2 Installing Microprocessors 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 personal 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 The following subsections describes how to remove and install a microprocessor in eithe
40. ated drive SCSI RAID or diskette controller see Getting Help If no error message appears at system boot reseat all drives If the problem persists see Getting Help Bad error correction code ECC on disk read Faulty diskette drive tape drive or Reseat all drives and reboot the system If the error message Controller has failed hard drive subsystem defective reappears see Getting Help backplane board BIOS Update Attempt Failed Remote BIOS update attempt failed Retry the BIOS update If the problem persists see Getting Help Caution NVRAM_CLR jumper is installed on Incorrect configuration settings in Check the System Setup configuration settings See Using system board please run SETUP program System Setup program NVRAM_CLR the System Setup Program in the User s Guide Remove the jumper is installed or faulty system NVRAM_CLR jumper See Figure A 2 for jumper location battery Replace the battery See Replacing the System Battery in Installing System Options CPUs with different cache sizes detected Two different types of microprocessors Install a correct version of the microprocessor so that both are installed microprocessors have the same level 2 cache size See Installing Microprocessors in Installing System Options Data error Faulty diskette diskette drive or hard Replace the diskette Reseat all drives and reboot the drive system If the error message reappears see Getting Hel
41. attached peripherals and disconnect the system from the electrical outlet 9 Open the system See Opening the System Covers 10 Remove processor 2 See Installing Microprocessors in Installing System Options To locate the processor 1 and processor 2 sockets see Figure A 3 If only one processor is installed see Getting Help 11 Close the system See Closing the System Covers 12 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 13 Run Quick Tests in the system diagnostics See Running the System Diagnostics If the tests complete successfully go to step 19 14 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 15 Open the system See Opening the System Covers 16 Replace processor 1 with another processor of the same capacity See Installing Microprocessors in Installing System Options 17 Close the system See Closing the System Covers 18 Run Quick Tests in the system diagnostics See Running the System Diagnostics If the tests complete successfully replace processor 1 See Getting Help 19 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 20 Open the system See Opening the System Covers 21 Reinstall processor 2 See Installing Microprocessors in Installing System Options 22 Close the system See
42. card connector 2 4 Slide the plastic expansion card latch in the chassis wall up to the release position 5 Install the new expansion card a Lower the card into the system b Insert the card edge connector firmly into the expansion card connector on the riser board 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 6 2 6 When the card is seated in the connector press the expansion card latch down firmly 7 Connect any cables that should be attached to the card See the documentation supplied with the card for information about its cable connections 8 Close the system covers See Closing the System Covers in Troubleshooting Your System 9 Reconnect the system and peripherals to their electrical outlets and turn them on Removing an Expansion Card To remove an expansion card perform the following steps A CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 1 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 2 Open the system covers See Opening the System Covers in Troubleshooting Your System 3 Disconnect any cables connected to the card 4 Slide the plastic expansion card latch in th
43. complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Remove the front bezel if attached See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 3 Open the system covers See Opening the System Covers in Troubleshooting Your System 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 7 4 Figure 7 4 Installing a Diskette Drive in a Carrier back of diskette drive cable guide G aN 8 P Po ale o drive carrier 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 7 5 Ensure that you do not damage the ribbon cable at the back of the drive Figure 7 5 Installing a Diskette Drive FLOPPY connector ribbon cable retention tab diskette drive 7 Connect
44. controller card and configure the tape drive according to the documentation that came with the tape drive based on 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 4 Install the controller card in an expansion slot See Installing Expansion Cards in Installing System Options Ss Connect the tape drive s interface DC power cable to the connector on the controller card supplied with the tape drive 6 Reconnect the system and peripherals to their electrical outlets and turn them on Perform a tape backup and verification test with the drive as instructed in the software documentation that came with the drive 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 th
45. diskette drive tests to see whether the diskette drive works correctly 11 Ifthe tests complete successfully but the error message reappears continue to the next step 12 Turn off the system and attached peripherals and disconnect the system from its electrical outlet 13 Open the system See Opening the System Covers 14 Remove all expansion cards installed in the system See Removing an Expansion Card in Installing System Options 15 Close the system See Closing the System Covers 16 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 17 Run the diskette drive tests to see whether the diskette drive works correctly If the tests run successfully an expansion card may be conflicting with the diskette drive logic or an expansion card may be faulty Continue to the next step If the tests fail see Getting Help 18 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 19 Open the system See Opening the System Covers 20 Reinstall one of the expansion cards you removed in step 14 See Installing an Expansion Card in Installing System Options 21 Close the system See Closing the System Covers 22 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 23 Run the diskette drive tests to see whether the diskette drive works correctly 24 Repeat step 18
46. dual data rate DIMM dual in line memory module DIN Deutsche Industrie Norm DIP dual in line package DMA direct memory access DOC Department of Communications in Canada dpi dots per inch DRAC Dell remote access card DRAM dynamic random access memory DS DD double sided double density DS HD double sided high density DSA Dell SCSI Array ECC error checking and correction EDO extended data out EGA enhanced graphics adapter EIDE enhanced integrated drive electronics EMI electromagnetic interference EMM expanded memory manager EMS Expanded Memory Specification EPP Enhanced Parallel Port EPROM erasable programmable read only memory ESD electrostatic discharge ESDI enhanced small device interface ESM embedded server management F Fahrenheit FAT ile allocation table FCC Federal Communications Commission ft eet g gram s G gravities GB gigabyte s GUI graphical user interface h Hz hertz 1 0 input output ID identification IDE integrated drive electronics IRQ interrupt request K kilo 1024 KB kilobyte s KB sec kilobyte s per second Kb kilobit s Kbps kilobit s per second kg kilogram s kHz kilohertz LAN local area network Ib pound s LCD liquid crystal display LED light emitting diode LIF low insertion force LN load number Ipi lines per inch LVD low voltage differential m meter s mA
47. e System Setup program the problem may be caused by software rather than by a defective battery K NOTE If the system is turned off for long periods of time for weeks or months the NVRAM may lose its system configuration information This situation is caused by a defective battery Troubleshooting Power Supplies Problem System status indicators are amber Power supply fault indicators are amber Action 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 1 Run the appropriate online diagnostics test See Using Server Administrator Diagnostics in Running the System Diagnostics 2 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 3 Open the system See Opening the System Covers 4 Locate the faulty power supply The power supply s fault indicator is lit See Table 2 4 in Indicators Messages and Codes NOTICE The power supplies are hot pluggable One power supply must be installed for the system to operate The system is in the redundant mode when two power supplies are installed Remove and install only one power supply at a time in a system that is powered on 5 Ensure that the power supply is properly
48. e System Setup program The System Setup program provides options that the system uses to scan for installed boot devices See your system s User s Guide for information about the System Setup program Back to Contents Page Back to Contents Page Getting Help Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Technical Assistance Dell Enterprise Training and Certification Problems With Your Order Product Information Returning Items for Warranty Repair or Credit Before You Call Contacting Dell Technical Assistance If you need assistance with a technical problem perform the following steps 1 K Complete the procedures in Troubleshooting Your System Run the system diagnostics and record any information provided Make a copy of the Diagnostics Checklist and fill it out Use Dell s extensive suite of online services available at Dell Support at support dell com for help with installation and troubleshooting procedures For more information see Online Services If the preceding steps have not resolved the problem call Dell for technical assistance NOTE Call technical support from a phone near or at the system so that technical support can assist you with any necessary procedures NOTE Dell s Express Service Code system may not be available in all countries When prompted by Dell s automated telephone system enter your Express Service Code to route the call directly
49. e chassis wall up to the release position See Figure 6 2 5 Grasp the expansion card by its edges and remove it from the expansion card connector 6 If you are removing the card permanently install a metal filler bracket over the empty card slot opening K 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 7 Press the expansion card latch down firmly 8 Close the system covers See Closing the System Covers in Troubleshooting Your System 9 Reconnect the system and peripherals to their electrical outlets and turn them on Installing Memory Modules The four memory module sockets on the system board can accommodate from 256 MB to 8 GB of registered DDR SDRAM See Figure 5 1 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 6 3 When you install memory modules follow these guidelin
50. e the system See Closing the System Covers e Run the appropriate tests in the system diagnostics If the tests fail see Getting Help If you reinstall all of the expansion cards and the tests fail see Getting Help Troubleshooting the Microprocessors Problem Error message indicates a processor problem A heat sink is not installed for each processor Action 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 Run the appropriate online diagnostics test See Using Server Administrator Diagnostics in Running the System Diagnostics 2 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 3 Open the system See Opening the System Covers 4 Ensure that each processor and heat sink are properly installed See Installing Microprocessors in Installing System Options 5 Close the system See Closing the System Covers 6 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 7 Run Quick Tests in the system diagnostics See Running the System Diagnostics If the tests fail or the problem persists continue to the next step 8 Turn off the system and
51. ectors 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 2 2 For information about the identification buttons located on the front and back of the system see Front Panel Features For PCI card information see Installing Expansion Cards in Installing System Options K NOTE Connect the power cable to connector PS1 if your system only has one power supply See Figure 2 4 Figure 2 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 keyboard connector system identification button USB connector RAC Ethernet connector external SCSI connector SU TOUA pew H 3 power connectors PS1 left and PS2 serial connector video connector 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 Table 2 4 for more information about the indicators See Opening the System Covers in Troubleshooting Your System for informatio
52. edures you performed Contacting Dell To contact Dell electronically you can access the following websites www dell com support dell com technical support See your operating system documentation to determine the contents of the system s start up files If possible print each file Otherwise record the contents premiersupport dell com technical support for educational government healthcare and medium large business customers including Premier Platinum and Gold customers For specific web addresses for your country find the appropriate country section in the table below NOTE Toll free numbers are for use within the country for which they are listed When you need to contact Dell use the electronic addresses telephone numbers and codes provided in the following table If you need assistance in determining which codes to use contact a local or an international operator Country City Department Name or Service Area International Access Code Website and E Mail Address Country Code City Code Anguilla General Support Antigua and Barbuda General Support Argentina Buenos Aires Website www dell com ar International Access Code 00 Tech Support and Customer Care Sales Cc try Code 54 Ory Oe Tech Support Fax City Code 11 Customer Care Fax Aruba General Support Australia Sydney E mail Australia au_tech_support dell com international Aceees Gade E mail New Zealand
53. ee Opening the System Covers 9 Ensure that the CD interface cable is securely connected to the CD drive and to the controller 10 Close the system See Closing the System Covers 11 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 12 Run the IDE devices tests in the system diagnostics to determine whether the CD drive works correctly If the problem is not resolved see Getting Help Troubleshooting SCSI Hard Drives Problem Device driver error Hard drive not recognized by the system Action 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 NOTICE This procedure can destroy data stored on the hard drive Before you continue back up all files on the hard drive Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the test fails continue to the next step Run the SCSI controllers test and the hard drive tests in the system diagnostics See Running the System Diagnostics For information about testing the controller see the SCSI or RAID controller s documentation If the tests fail continue to the next step If the integrated S
54. el away from the system See Figure 5 2 To replace the front bezel fit the tabs on the bezel into the corresponding slots in the front panel and lock the keylock Figure 5 2 Removing and Replacing the Optional Front Bezel keylock front bezel Opening the System Covers Two covers on the top of the system provide access to the system board and other internal components To open the system covers perform the following steps 1 Observe the precautions in Safety First For You and Your System Also observe the safety instructions in the System Information Guide 2 Slide the system out of the rack 3 If the front bezel is installed remove the front bezel See Removing and Replacing the Optional Front Bezel 4 Ifthe optional security screw is installed on the system cover see Figure 5 3 remove it now Figure 5 3 Opening the System Covers left cover optional security screw right cover 5 Press the latch on the system front panel and lift the left cover 6 Lift the right cover Closing the System Covers When closing the covers close the right larger cover first and then close the left cover Press firmly on the left cover to snap the securing latch into place Troubleshooting a Wet System Problem Liquid spilled on the system Excessive humidity Action CAUTION Only trained service technicians are authorized to remove the system cover and access any of the compo
55. em Covers 10 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 11 Enter the System Setup program and check the system memory setting See Using the System Setup Program in your User s Guide If the amount of memory installed does not match the system memory setting then perform the following steps a Turn off the system and attached peripherals and disconnect the system from its electrical outlet b Open the system See Opening the System Covers K NOTE Several configurations for the memory modules exist see Memory Module Installation Guidelines in Installing System Options c Swap the memory modules in bank 1 with a working pair of DIMMs of the same capacity See Installing Memory Modules in Installing System Options d Close the system See Closing the System Covers e Reconnect the system to its electrical outlet and turn on the system and attached peripherals f As the system boots observe the monitor screen and the indicators on the keyboard 12 Perform the following steps a Turn off the system and attached peripherals and disconnect the system from its electrical outlet b Open the system See Opening the System Covers c Repeat step c through step f in step 11 for each memory module installed If the problem persists see Getting Help 13 Run the system memory test in the system diagnostics See Running the System D
56. enManage Server Assistant CD NOTICE Use the system diagnostics to test only your system Using this program with other systems may cause invalid results or error messages In addition use only the program that came with your system or an updated version of that program From the Utility Partition 1 As the system boots press lt F10 gt during POST 2 From the utility partition main menu under Run System Utilities select Run System Diagnostics From the Diagnostics Diskettes 1 Create a set of diagnostics diskettes from the Dell OpenManage Server Assistant CD See Using the Dell OpenManage Server Assistant CD in your User s Guide for information on creating the diskettes 2 Insert the first diagnostics diskette 3 Reboot the system If the system fails to boot see Getting Help When you start the 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 the system diagnostics K NOTE Before you read the rest of this section start the 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 4 1 provides a brief explanation of testing options Table 4 1 Sy
57. equirements The NIC supports a UTP Ethernet cable equipped with a standard RJ 45 compatible plug Observe the following cabling restrictions NOTICE To avoid line interference voice and data lines must be in separate sheaths Use Category 5 or greater wiring and connectors Do not exceed a cable run length from a workstation to a hub of 100 m 328 ft For detailed guidelines on operation of a network see Systems Considerations of Multi Segment Networks in the IEEE 802 3 standard Back to Contents Page Back to Contents Page Abbreviations and Acronyms Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide The following list defines or identifies technical terms abbreviations and acronyms used in your user documents A ampere s AC alternating current ACPI Advanced Configuration and Power Interface ADC analog to digital converter ANSI American National Standards Institute APIC Advanced Peripheral Interrupt Controller ASIC application specific integrated circuit BIOS basic input output system bpi bits per inch bps bits per second BTU British thermal unit c Celsius cD compact disc cD compact disc CGA color graphics adapter cm centimeter s cpi characters per inch cpl characters per line CPU central processing unit DAC digital to analog converter DAT digital audio tape dB decibel s dBA adjusted decibel s DC direct current DDR
58. es You must install 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 6 3 Memory Module Sockets DIMM_2B DIMM_2A DIMM_1B DIMM_1A Table 6 1 illustrates several sample memory configurations based on these guidelines Table 6 1 Sample Memory Configurations Total Desired Memory 256 MB 512 MB 1 GB 4 GB 8 GB Performing a Memory Module Upgrade To perform a memory module upgrade to the system board perform the following steps CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 1 Open the system covers See Opening the System Covers in Troubleshooting Your System 2 Locate the memory module sockets in which you will install or replace memory modules Figure 6 3 identifies the memory module banks on the system board and shows the order of the socket designations 3 Install or replace the memory modules as necessary to reach the desired memory total See Installing Memory Modules or Removing Memory Modules 4 Close the system covers See Closing the System Covers in Troubleshooting Your System 5 Reconnect the system to the electrical outlet and turn on the system
59. for complete information about safety precautions working inside the computer 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 1 Enter the System Setup program and if possible make a printed copy of the System Setup screens See Using the System Setup Program in the User s Guide 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 in Troubleshooting Your System NOTICE To avoid damage to the battery connector you must firmly support the connector while installing or removing a battery 4 Remove the system battery See Figure A 3 for the battery connector location a Support the battery connector by pressing down firmly on the positive side of the connector See Figure 6 14 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 6 14 Installing the 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 suppor
60. for the indications described in Table 5 1 Table 5 1 Start Up Routine Indications Look listen for System status indicator activity on the optional front bezel or on the front panel that indicates a system component problem An error message displayed on the monitor A series of beeps emitted by the system Alert messages from the systems management software The monitor s power indicator The keyboard indicators The USB diskette drive activity indicator The USB CD drive activity indicator The diskette drive activity indicator The CD drive activity indicator The hard drive activity indicator An unfamiliar constant scraping or grinding sound when you access a drive Troubleshooting External Connections See Indicators on the Optional Bezel or Front Panel Features in Indicators Messages and Codes See System Messages in Indicators Codes and Messages See System Beep Codes in Indicators Codes and Messages See the systems management software documentation See Troubleshooting the Video Subsystem See Troubleshooting the Keyboard See Troubleshooting a USB Device See Troubleshooting a USB Device See Troubleshooting a Diskette Drive See Troubleshooting a CD Drive See Troubleshooting SCSI Hard Drives See Getting Help Loose or improperly connected cables are the most likely source of problems for the syste
61. ghted option appears at the bottom of the screen The right side of the screen under Devices for Highlighted Group lists the specific devices within a particular test group The menu area consists of two lines at the bottom of the screen The first line lists the menu options that you can select press the left or right arrow key to highlight an option The second line provides information about the highlighted option For more information about a device group or device highlight the Help option and press lt Enter gt Press lt Esc gt to return to the previous screen Error Messages When you run a system diagnostics test you may receive an error message during testing Record the message on a copy of the Diagnostics Checklist For a copy of the Diagnostics Checklist and instructions for obtaining technical assistance see Getting Help Back to Contents Page Back to Contents Page Troubleshooting Your System Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Safety First For You and Your System Troubleshooting the System Battery Checking the Equipment Troubleshooting Power Supplies Start Up Routine Troubleshooting System Cooling Problems Troubleshooting External Connections Troubleshooting System Memory Responding to a Systems Management Software Alert Troubleshooting a Diskette Drive Message Troubleshooting a CD Drive Inside t
62. he System Troubleshooting SCSI Hard Drives Removing and Replacing the Optional Front Bezel Troubleshooting an Optional Integrated RAID Controller Opening the System Covers ROMB Card Closing the System Covers Troubleshooting a RAID Controller Card Troubleshooting a Wet System Troubleshooting Expansion Cards Troubleshooting a Damaged System Troubleshooting the Microprocessors Safety First For You and Your System To perform certain procedures in this document you must remove the system cover and work inside the system While working inside the system do not attempt to service the system except as explained in this guide and elsewhere in your system documentation A Always follow the instructions closely and ensure that you review all information in Safety Instructions in the System Information Guide 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 Checking the Equipment This section provides troubleshooting procedures for external devices attached to the system such as the monitor keyboard or mouse Before you perform any of the procedures see Troubleshooting External Connections Start Up Routine Look and listen during the system s start up routine
63. he boot hard drive Type of controller has changed since previous system boot Type of controller has changed since previous system boot Faulty RAID adapter or ROMB card firmware is either corrupted or is the wrong version ROMB card firmware is either corrupted or is the wrong version Out of date firmware BIOS is not current Command protocol failure between the RAC and ESM3 RAC firmware is corrupted or is the wrong version Faulty diskette or hard drive the Dell OpenManage Server Assistant CD in your User s Guide Back up information on the hard drives before changing the type of controller used with the drives Back up information on the hard drives before changing the type of controller used with the drives Reseat the ROMB card See Installing a ROMB Card in Installing System Options Reboot the system If the message reappears see Getting Help Reseat the ROMB card See Installing a ROMB Card in Installing System Options Reboot the system If the message reappears see Getting Help Update the system firmware See Using the Dell OpenManage Server Assistant CD in your User s Guide for information about updating the system firmware Update the BIOS but do not turn the system off before the update See Using the System Setup Program in the User s Guide Reseat the RAC in its system board connector See Removing and Replacing the Optional Front Bezel if necessary and Opening
64. he system DIMMs specifications See Installing Memory Modules in Installing must be registered DDR SDRAM rated for System Options 266 MHz operation Alert Redundant memory disabled Memory One memory bank is not populated or Install identical DIMMs in all four memory banks See configuration does not support redundant memory banks are different sizes To Installing Memory Modules in Installing System Options memory support redundant memory both banks must be populated and all four DIMMs must be the same size Alert Unsupported memory incomplete sets DIMMs are installed in a mismatched Ensure that memory is installed in matched pairs See or unmatched sets pair or one memory slot in a bank is Installing Memory Modules in Installing System Options empty Memory must be installed in matched pairs In a mismatched memory bank neither DIMM is used The following memory DIMM s have been disabled DIMM_xx Auxiliary device failure Mouse or keyboard cable connector Check the mouse and keyboard cable connections See loose or improperly connected defective Troubleshooting External Connections in Troubleshooting mouse or keyboard Your System If the problem persists replace the mouse If the problem persists replace the keyboard See Getting Help Attachment failed to respond Diskette drive or hard drive controller Reboot the system If you receive an error message from the cannot send data to associ
65. iagnostics If the test fails see Getting Help Troubleshooting a Diskette Drive Problem Error message indicates a diskette drive problem Action 1 Enter the System Setup program and verify that the diskette drive is configured correctly See Using the System Setup Program in the User s Guide 2 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics 3 Run the diskette drive tests to check whether the diskette drive works correctly See Running the System Diagnostics If the tests fail continue to the next step 4 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 5 Open or remove the bezel if one is present See Removing and Replacing the Optional Front Bezel 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 6 Open the system See Opening the System Covers 7 Ensure that the diskette drive interface cable is securely connected to the diskette drive and the system board 8 Close the system See Closing the System Covers 9 Reconnect the system to the electrical outlet and turn on the system and attached peripherals 10 Run the
66. ith another device but they cannot use an IRQ simultaneously To avoid this type of conflict see the documentation for each PCI device for specific IRQ requirements Table 3 1 IRQ Assignments IRQ Line Assignment irao System timer IRQ1 Keyboard controller IRQ2 Interrupt controller 1 to enable IRQ8 through IRQ15 IRQ3 Reserved for system use iraa e Serial port 1 COM1 and COM3 IRQ5 IRQ6 IRQ7 IRQ8 IRQQ IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 Available Back to Contents Page Back to Contents Page Running the System Diagnostics Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Using Server Administrator Diagnostics System Diagnostics Features When to Use the System Diagnostics Running the System Diagnostics System Diagnostics Testing Options Using the Advanced Testing Options Error Messages If you experience a problem with your system run the diagnostics before calling for technical assistance The purpose of the diagnostics is to test your system s hardware without requiring additional equipment or risking data loss If you are unable to fix the problem yourself service and support personnel can use diagnostics test results to help you solve the problem Using Server Administrator Diagnostics To assess a system problem first use the online Server Administrator diagnostics If you are unable to identify the problem then u
67. l outlet 11 Open the system See Opening the System Covers A CAUTI ON Replace the battery only with the same or equivalent type recommended by the manufacturer Discard used batteries according to the manufacturer s instructions See the System Information Guide for more information 12 Replace the ROMB battery See Installing a ROMB Card in Installing System Options 13 Close the system See Closing the System Covers 14 Reconnect the system to its electrical outlet and turn on the system and attached peripherals If the problem persists see Getting Help Troubleshooting a RAID Controller Card K NOTE When troubleshooting a RAID controller card also see the documentation for your operating system and the RAID controller Problem Error message indicates a RAID controller problem 1 RAID controller performs incorrectly or not at all Action 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 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running the System Diagnostics If the test fails continue to the next step 2 Remove the bezel if present See Removing and Replacing the Optional Front Bezel
68. ling System Options If the problem persists replace the system board See Getting Help Ensure that the SCSI backplane board is fully seated See Troubleshooting SCSI Hard Drives in Troubleshooting Your System Ensure that the device s interface cable is securely connected to the SCSI backplane board Replace the device If the problem persists see Getting Help Replace the specified microprocessor See Installing Microprocessors in Installing System Options If the problem persists replace the system board See Getting Help Replace the system board See Getting Help Reboot the system If you receive beep code 4 4 3 processor frequency mismatch replace processor x with a supported processor See Installing Microprocessors in Installing System Options If a beep code does not occur at system boot turn off the system install the NVRAM_CLR jumper and reboot the system If the message reappears see Getting Help Replace the diskette or reseat all drives and reboot the system If the message reappears see Getting Help Check the drive and cable connections and reset the system again If the message reappears see Getting Help Reinstall the expansion card See Installing Expansion Cards in Installing System Options Replace the diskette or reseat all drives and reboot the system If the message reappears see Getting Help Replace the system board See Getting
69. m Back to Contents Page Back to Contents Page Finding Software Solutions Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Before You Begin Troubleshooting Errors and Conflicts Software problems can be caused by Improper installation or configuration of an application Application conflicts 1 Input errors Interrupt assignment conflicts Ensure that you are installing the software application according to the software manufacturer s recommended procedures If a problem occurs after you install the software you might need to troubleshoot your software application and your system See the documentation that accompanied the software or contact the software manufacturer for detailed troubleshooting information K NOTE If all of the system diagnostic tests complete successfully then the problem is most likely caused by the software and not the hardware Before You Begin 1 Scan the software media with antivirus software Read the software documentation before you run the installation utility Be prepared to respond to prompts from the installation utility The installation utility may require you to enter information about your system such as how the operating system is configured and the type of peripherals that are connected to the system Have this information available before running the installation utility Troubleshooting Errors and Conflicts While configuring and running
70. m monitor and other peripherals such as a printer keyboard mouse or other external device Ensure that all external cables are securely attached to the external connectors on your system See Figure 2 4 for the back panel connectors on your system see Figure 2 2 for the front panel connectors Troubleshooting the Video Subsystem Problem Monitor is not working properly 1 Video memory is faulty Action 1 Check the system and power connections to the monitor 2 Determine whether the system has monitors attached to both the front and rear video connectors The system supports only one monitor attached to either the front or rear video connector When a monitor is connected to the front panel the back panel video and PS 2 keyboard and mouse connectors are disabled If two monitors are attached to the system disconnect one monitor If the problem is not resolved continue to the next step 3 Check the system and power connections to the monitor 4 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the tests run successfully the problem is not related to video hardware See Finding Software Solutions If the tests fail see Getting Help Troubleshooting the Keyboard Problem 1 System message indicates a problem with the keyboard Keyboard is not functioning properly Action 1 Ensure that the keyboard is properly connected
71. meand smaligusiness CSS Ce ET Germany Langen International Access Code 00 Country Code 49 City Code 6103 Grenada Guatemala Guyana Hong Kong International Access Code 001 Country Code 852 India Ireland Cherrywood International Access Code 16 Country Code 353 City Code 1 Italy Milan International Access Code 00 Country Code 39 City Code 02 Jamaica Japan Kawasaki International Access Code 001 Country Code 81 City Code 44 Sales o x Website support euro dell com E mail Technical Support Home Small Business Customer Care Global Segment Customer Care Preferred Accounts Customer Care Large Accounts Customer Care Public Accounts Customer Care Switchboard General Support General Support General Support Technical Support Dimension and Inspiron Technical Support OptiPlex Latitude and Dell Precision Customer Service non technical Transaction Sales Large Corporate Accounts HK Large Corporate Accounts GCP HK Technical Support Sales Website support euro dell com E mail Ireland Technical Support U K Technical Support dial within U K only Home User Customer Care Small Business Customer Care U K Customer Care dial within U K only Corporate Customer Care Ireland Sales U K Sales dial within U K only SalesFax v x Switchboard Website support euro dell com tech_su
72. milliampere s mAh milliampere hour s MB megabyte s Mb megabit s Mbps megabit s per second MBR master boot record MDA monochrome display adapter MGA monochrome graphics adapter MHz megahertz mm millimeter s ms millisecond s MTBF mean time between failures mV millivolt s NIC network interface controller NiCad nickel cadmium NiMH nickel metal hydride NMI nonmaskable interrupt ns nanosecond s NTFS NT File System NVRAM nonvolatile random access memory OTP one time programmable PAL programmable array logic PCI Peripheral Component Interconnect PCMCIA Personal Computer Memory Card International Association PDB power distribution board PGA pin grid array POST power on self test ppm pages per minute PQFP plastic quad flat pack PS 2 Personal System 2 PXE preboot execution environment RAC remote access controller RAID redundant arrays of independent disks RAM random access memory REN ringer equivalence number RFI radio frequency interference RGB red green blue ROM read only memory ROMB RAID on motherboard rpm revolutions per minute RTC real time clock SCSI small computer system interface sec second s SEC single edge contact SDRAM synchronous dynamic random access memory SIMM single in line memory module SMB server management bus SNMP Simple Network Management Protocol SRAM static random access memo
73. mory modules Faulty diskette diskette CD drive subsystem hard drive or hard drive subsystem no boot disk in drive A No operating system on the hard drive Defective system board PXE devices are detected Faulty diskette diskette drive Ce al or hard drive subsystem No No operating system on diskette system on diskette Expansion card s is improperly installed Reinstall the expansion card s See Installing Expansion lt F12 gt was pressed during POST and no Check the cables connected to the NICs Check the RAC If the problem persists you may need to replace the system board See Getting Help Replace the system board See Getting Help Application program or operating system Reboot If the message reappears see your software ailure documentation Check the hard drive configuration settings in the System Setup program See Using the System Setup Program in the User s Guide Reinstall the hard drive See Installing SCSI Hard Drives in Installing Drives Check the System Setup configuration settings See Using the System Setup Program in the User s Guide Remove the NVRAM_CLR jumper See Figure A 2 for jumper location Replace the battery See Replacing the System Battery in Installing System Options Install memory modules in matched pairs See Installing Memory Modules in Installing System Options Check the System Setup configuration settings See Using
74. n about accessing the inside of the system Figure 2 5 Power Supply Features line status indicator power supply fault indicator power supply status indicator Table 2 4 Power Supply Indicator Patterns 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 Messages System messages alert you to a possible operating system problem or to a conflict between the software and hardware Table 2 5 lists the system error messages that can occur and the probable cause for each message NOTE If you receive a system message that is not listed in Table 2 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 2 5 System Messages Address mark not found Faulty diskette CD drive subsystem or See Getting Help hard drive subsystem defective system board Amount of available memory limited to 256 MB OS Install Mode is enabled in the Disable the OS Install Mode in the System Setup program System Setup program See Using the System Setup program in the User s Guide Alert One or more of the memory DIMMs are One or more of the installed DIMMs are Ensure that all installed memory meets the system out of rev not supported by t
75. n expansion card containing a serial connector that has the same designation as the integrated connector the system s autoconfiguration feature remaps reassigns the integrated serial connector to the next available designation Both the new and the remapped COM connectors share the same IRQ setting COM1 and COM3 share IRQ4 while COM2 and COM4 share IRQ3 NOTE If two COM connectors share an IRQ setting you may not be able to use them both at the same time In addition if you install one or more expansion cards with serial connectors designated as COM1 and COM3 the integrated serial connector is disabled Before adding a card that remaps the COM connectors check the documentation that came with the software to make sure that the software can accommodate the new COM connector designation Figure B 3 illustrates the pin numbers for the serial connector and Table B 2 defines the pin assignments for the connector Figure B 3 Serial Connector Pin Numbers Table B 2 Serial Connector Pin Assignments sisnal i70 efntion pco i bate carer deen sin fi seror sour o serao om o bate terminer resar psn i pata setreaay jars fo Request o sena fers i _ cleartosena a i fengnar PS 2 Compatible Keyboard and Mouse Connectors The PS 2 compatible keyboard and mouse cables attach to 6 pin miniature DIN connectors Figure B 4 illustrates the pin numbers for these connectors and Table B 3 defines
76. nents inside the system See your System Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 2 Open the system See Opening the System Covers 3 Remove all expansion cards installed in the system See Removing an Expansion Card in Installing System Options 4 Let the system dry thoroughly for at least 24 hours 5 Close the system See Closing the System Covers 6 Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the system does not start properly see Getting Help 7 Ifthe system starts properly shut down the system and reinstall all of the expansion cards that you removed See Installing an Expansion Card in Installing System Options 8 Run the system board tests in the system diagnostics to confirm that the system is working properly See Running the System Diagnostics If the tests fail see Getting Help Troubleshooting a Damaged System Problem 1 System was dropped or damaged Action 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 protecti
77. nformation about safety precautions working inside the computer and protecting against electrostatic discharge NOTICE 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 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Open the system covers See Opening the System Covers in Troubleshooting Your System 3 Ifa PCI card is installed over the ROMB card remove the PCI card See Removing an Expansion Card 4 Pull the ROMB card up out of the four standoffs See Figure 6 11 5 Disconnect the ROMB backup battery from the backup battery connector and pull the battery assembly up out of the two standoffs See Figure 6 11 6 Close the system covers See Closing the System Covers in Troubleshooting Your System Removing and Replacing System Fans The five system board cooling fans and two power supply cooling fans must be installed and operational at all times See Figure 6 12 A blinking amber LED next to a fan power connector indicates a faulty fan that needs to be replaced 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 electr
78. ng against electrostatic discharge 1 Open the system covers See Opening the System Covers 2 Ensure that the following components are properly installed Expansion cards Power supplies Fans Drive carrier connections to the SCSI backplane board if applicable 3 Ensure that all cables are properly connected 4 Close the cover See Closing the System Covers 5 Run the system board tests in the system diagnostics See Running the System Diagnostics If the tests fail see Getting Help Troubleshooting the System Battery Problem System message indicates a problem with the battery 1 System Setup program loses system configuration information 1 System date and time do not remain current Action 1 Re enter the time and date through the System Setup program See Using the System Setup Program in your User s Guide 2 Turn off the system and disconnect it from the electrical outlet for at least one hour 3 Reconnect the system to the electrical outlet and turn on the system 4 Enter the System Setup program If the date and time are not correct in the System Setup program replace the battery See Replacing the System Battery in Installing System Options If the problem is not resolved by replacing the battery see Getting Help K NOTE Some software may cause the system time to speed up or slow down If the system seems to operate normally except for the time kept in th
79. ng against electrostatic discharge 1 Open the system covers See Opening the System Covers in Troubleshooting Your System 2 See Figure A 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 in Troubleshooting Your System 5 Reconnect 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 Back to Contents Page 1 O Connectors Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide 1 0 Connectors Serial Connector PS 2 Compatible Keyboard and Mouse Connectors Video Connector USB Connector RAC Ethernet Connector Integrated NIC Connector
80. ning the System Diagnostics for information on running the diagnostics and troubleshooting any problems that may occur Installing a ROMB Card 6 CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 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 NOTICE 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 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 in Troubleshooting Your System Locate the ROMB card connector on the system board See Figure A 3 If a PCI card is installed over the ROMB card connector remove it See Removing an Expansion Card Position the 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 Press down on the three bulls eyes on the ROMB card cover until the fo
81. nterrupt in protected mode Ensure that all expansion cards are properly seated and then reboot the system Improperly seated or faulty memory modules Remove and reseat the memory modules See Installing Memory Modules in Installing System Options If the problem persists replace the memory modules If the problem persists see Getting Help Defective system board Replace the system board See Getting Help Time of day clock stopped Replace the battery See Replacing the System Battery in Installing System Options If the problem persists replace the system board See Getting Help Super I O chip failure defective system board Replace the system board See Getting Help Microprocessor frequency mismatch Occurs f video is available a screen message identifies the faulty microprocessor Replace the when the front side external bus speed of a microprocessor If video is not available replace microprocessor 1 and then if the problem microprocessor is not 533 MHz persists replace microprocessor 2 See Installing Microprocessors in Installing System Options Cache test failure defective microprocessor Remove and reseat the specified microprocessor See Installing Microprocessors in Installing System Options If the problem persists replace the microprocessor If the problem persists see Getting Help Warning Messages A warning message alerts
82. ocessor 1 the outer retention clip s release tab faces the back of the system the inner retention clip faces the opposite way For processor 2 the outer retention clip s release tab faces the front of the system the inner retention clip faces the opposite way 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 while pressing 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 6 10 Figure 6 10 Installing the Heat Sink retaining tab 6 10 11 12 retention clip 2 oS FA release tab heat sink microprocessor microprocessor socket Close the system covers See Closing the System Covers in Troubleshooting Your System 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 the system s User s Guide for instructions Run the system diagnostics to verify that the new microprocessor is operating correctly See Run
83. or missing IDE device Defective microprocessor or system board reported by the NMI handler Defective system board reported by the NMI handler This system supports only Intel Xeon 533 MHz front side bus system bus processors Faulty diskette diskette drive subsystem or hard drive subsystem mproperly connected diskette tape drive hard drive or power cable Expansion card improperly installed or aulty Defective sectors on diskette or hard drive Faulty diskette diskette drive subsystem or hard drive subsystem Defective system board mproperly attached or missing SCSI backplane Wrong password entered too many times Defective expansion card s or improperly seated or faulty memory modules reported by the NMI handler One or more of the installed DIMMs has a frequency less than 266 MHz System memory must be rated for 266 MHz Defective battery or faulty chip defective system board Incorrect Time or Date settings or defective system battery Contact the PCI device manufacturer to obtain a suitable replacement PCI option ROM Follow the manufacturer s instructions to install the option ROM Install the NVRAM_CLR jumper and reboot the system If the problem persists replace the system board See Getting Help Install the NVRAM_CLR jumper and reboot the system If the problem persists replace the specified expansion card See Installing Expansion Cards in Instal
84. ostatic 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 1 Open the system covers See Opening the System Covers in Troubleshooting Your System 2 Locate the faulty cooling fan s with the blinking amber LEDs 3 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 6 12 Cooling Fan finger guard cooling fan power supply cooling fan 2 fan bracket system board cooling fan 5 4 Disconnect the fan power cable from the system board or control panel board 5 Lift the defective fan straight up out of the power supply bay or fan bracket See Figure 6 12 6 Insert the new fan straight down into the power supply bay or fan bracket The fans are keyed for correct orientation 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 the finger guards face the rear of the system 7 Connect the fan power cable to the associated power connector on the system board or control panel board 8 Ifthe replacement fan does not operate the control panel control panel cable or system board is faulty See Getting Help K NOTE After installing a new fan allow up to
85. p Decreasing available memory One or more memory modules Remove and reseat the memory modules See Installing improperly seated or faulty Memory Modules in Installing System Options If the problem persists replace the memory modules If the problem persists see Getting Help Diskette drive 0 seek failure Faulty or improperly inserted diskette or Reseat the diskette drive and replace the diskette See incorrect configuration settings in Installing a Diskette Drive in Installing Drives Run the System Setup program System Setup program to correct the diskette drive type See Using the System Setup Program in the User s Guide Diskette drive 1 seek failure Diskette read failure Faulty diskette or faulty or improperly Reseat the diskette drive and replace the diskette See connected diskette drive Installing a Diskette Drive in Installing Drives Diskette subsystem reset failed Faulty diskette CD drive controller Replace the system board See Getting Help defective system board Diskette write protected Diskette write protect feature is Disable the write protect feature on the diskette enabled Drive not ready Diskette missing from or improperly Reinsert the diskette into the drive inserted into the diskette drive ECC memory error mproperly seated or faulty memory Remove and reseat the memory modules See Installing modules Memory Modules in Installing System Options If the problem persists
86. pport_central_europe dell com 55 94 71 00 55 94 71 01 o fon 03 766 7200 0180 5 224400 03 766 9570 ojo Jo 03 766 9420 03 766 9560 03 766 9555 03 766 7000 toll free 1 866 540 3355 1 800 999 0136 toll free 1 877 270 4609 296 93188 296 93191 800 93 8291 toll free 800 96 4109 post sales issues toll free 800 96 4108 toll free 800 90 3708 1600 33 8045 1600 33 8044 dell_direct_support dell com 1850 543 543 0870 908 0800 204 4095 204 4444 0870 906 0010 204 4003 204 4444 0870 907 4000 204 0144 204 5960 204 4444 E mail support euro dell com it it emaildell Home and Small Business Technical Support Customer Care x a Switchboard Corporate Technical Support Customer Care ax Switchboard General Support dial from within Jamaica only Website support jp dell com Technical Support servers Technical Support outside of Japan servers Technical Support Dimension and Inspiron Technical Support outside of Japan Dimension and Inspiron Technical Support Dell Precision OptiPlex and Latitude Technical Support outside of Japan Dell Precision OptiPlex and Latitude 24 Hour Automated Order Service Customer Care Business Sales Division up to 400 employees Preferred Accounts Division Sales over 400 employees 02 577 826 90 02 696 821 14 02 696 821 13 02 696 821 12 02 577 826 90 02 577 825 55 02 575 035 30 02 577
87. r out of the socket See Figure 6 7 If you are installing a new microprocessor leave the release lever up so that the socket is ready for the new microprocessor Figure 6 7 Removing the Microprocessor ea microprocessor a release lever lt k gt WS a microprocessor socket Installing a Microprocessor A CAUTION Before you perform this procedure you must turn off the system and disconnect it from its electrical outlet For more information see Safety First For You and Your System in Troubleshooting Your System 1 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 2 Open the system covers See Opening the System Covers in Troubleshooting Your System NOTICE Be careful not to bend any of the pins when unpacking the microprocessor Bending the pins can permanently damage the microprocessor 3 Unpack the new microprocessor If any of the pins on the microprocessor appear bent see Getting Help NOTICE Identifying the pin 1 corners is critical to positioning the processor correctly 4 Identify the pin 1 corner of the microprocessor indicated by a tiny gold triangle on the top of the microprocessor See Figure 6 8 Figure 6 8 Pin 1 dentification pin 1 corner gold triangle NOTICE Positioning the microprocessor incorrectly can permanently damage the processor and the system when you turn on the system 5 Align the
88. r distribution board power supply 1 alignment stud Installing 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 6 13 2 Slide the power supply toward the PDB until the power supply connector is fully seated in the PDB connector Replacing the System Battery The system battery is a 3 0 V coin cell battery that maintains system configuration date and time information in a special section of memory when you turn off the system The operating life of the battery ranges from 2 to 5 years depending on how you use the system for example if you keep the system on most of the time the battery gets little use and thus lasts longer You may need to replace the battery if an incorrect time or date is displayed during the boot routine You can operate the system without a battery however the system configuration information maintained by the battery in NVRAM is erased each time you remove power from the system Therefore you must re enter the system configuration information and reset the options each time the system boots until you replace the battery To replace the battery 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
89. r the primary or secondary microprocessor connector Removing a Microprocessor CAUTION Before you perform this procedure you must turn off the system and disconnect it from its electrical outlet For more information see Safety First For You and Your System in Troubleshooting Your System 1 Turn off the system including any attached peripherals and disconnect the system from its electrical outlet 2 Open the system covers See Opening the System Covers in Troubleshooting Your System 3 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 6 6 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 CAUTION The microprocessor chip and heat sink can become extremely hot Be sure that the microprocessor has had sufficient time to cool before handling Figure 6 6 Retention Clip heat sink retention clips 2 release tab 4 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 5 Remove the microprocessor from the socket by pulling the socket release lever straight up until the processor is released and then lift the processo
90. re 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 Back to Contents Page Back to Contents Page Indicators Messages and Codes Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Indicators on the Optional Bezel Front Panel Features Back Panel Features Power Supply Features System Messages System Beep Codes Warning Messages Diagnostics Messages Alert Messages Applications operating systems and the system itself are capable of identifying problems and alerting you to them When a problem occurs a message may appear on the monitor screen or a beep code may sound Several different types of messages can indicate when the system is not functioning properly Indicators on the front bezel Front panel indicators 1 SCSI hard drive indicators Power supply indicators 1 System messages System beep codes Warning messages Diagnostics messages Alert messages The system indicators and the front and back panel features are illustrated in the following figures This section also describes each type of me
91. re 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 A CAUTI ON Redundant cooling is not supported Replace a failed fan as soon as possible 2 Open the system See Opening the System Covers A CAUTI ON The cooling fans are hot pluggable To maintain proper cooling while the system is on replace only one fan at a time 3 Locate the fan indicator that is blinking amber NOTE The fan indicators are small LEDs located next to each fan power connector A solid green LED means that the fan is operating correctly a blinking amber LED indicates a problem 4 Ensure that the faulty fan s power cable is firmly attached to the fan power connector See Removing and Replacing System Fans in Installing System Options K NOTE Wait 30 seconds for the system to recognize the fan and determine whether it is working properly 5 Ifthe problem is not resolved install a new fan See Removing and Replacing System Fans in Installing System Options If the replacement fan is working properly close the system See Closing the System Covers If the replacement fan does not operate see Getting Help Troubleshooting System Memory Problem Faulty memory module Faulty system board Amber system status indicators ma
92. rements will be refused at our receiving dock and returned to you Before You Call K NOTE Have your Express Service Code ready when you call The code helps Dell s automated support telephone system direct your call more efficiently Remember to fill out the Diagnostics Checklist If possible turn on your system before you call Dell for technical assistance and call from a telephone at or near the computer You may be asked to type some commands at the keyboard relay detailed information during operations or try other troubleshooting steps possible only at the computer system itself Ensure that the system documentation is available 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 Diagnostics Checklist Name Date Address Phone number Service tag bar code on the back of the computer Express Service Code Return Material Authorization Number if provided by Dell support technician Operating system and version Peripherals Expansion cards Are you connected to a network Yes No Network version and network card Programs and versions of each file before calling Dell Error message beep code or diagnostic code Description of problem and troubleshooting proc
93. replace the memory modules If the problem persists see Getting Help Embedded server management error 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 see Getting Help Error Dell Remote Access Controller Defective RAC or system board Replace the RAC See the documentation that came with the Embedded server management is not present initialization failure Gate A20 failure General failure Hard disk controller failure Hard disk read failure Invalid configuration information please run SETUP program Invalid memory configuration detected Potential for data corruption exists Invalid NVRAM configuration resource re allocated I O card parity interrupt at address Keyboard controller failure Keyboard data line failure Keyboard stuck key failure Keyboard clock line failure Keyboard failure Memory allocation error Memory address line failure at address read value expecting value 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
94. rive activity indicator flashes when the hard drives are in use See Figure 2 3 for more information on indicator hard drive indicators Power on indicator The power on indicator lights when the system power is on power button 6 The power button controls the DC power supply output to the system NOTE If you turn off the system using the power button and the system is running an ACPl 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 Identification button The identification buttons on the front and back panels can be used to locate a particular system within a rack When one of these buttons is 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 Video connector Connects a monitor to the system 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 2 3 and Table 2 3 The SCSI backplane firmware controls the drive power on fault indicator Figure 2 3 SCSI Hard Drive Indicators drive power on fault indicators green and amber green drive activi
95. rks and trade names other than its own Initial release 17 Dec 2002 Back to Contents Page Jumpers and Connectors Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide umpers A General Explanation System Board Jumpers System Board Connectors SCSI Backplane Board Connectors Disabling a Forgotten Password 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 indicated Figure A 1 shows an example of a jumper Figure A 1 Example J umper A CAUTION 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
96. ry SVGA super video graphics array TFT thin film transistor tpi tracks per inch UMB upper memory block UPS uninterruptible power supply USB universal serial bus v volt s VAC volt s alternating current VDC volt s direct current VGA video graphics array VLSI very large scale integration VRAM video random access memory VRM voltage regulator module w watt s WH watt hour s x XMM extended memory manager XMS eXtended Memory Specification Zz ZIF zero insertion force Back to Contents Page Back to Contents Page Introduction Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Other Documents You May Need Your system is a rack dense full featured highly available rack mount system equipped with one or two Intel Xeon microprocessors This system includes the following service features to make troubleshooting and repair easy and effective Systems management hardware which monitors temperatures and voltages throughout the system and notifies you if the system overheats if a system cooling fan malfunctions or if a power supply fails A comprehensive system diagnostics program which checks for hardware problems if the system can boot The following system upgrade options are offered An additional Intel Xeon microprocessor A second hot pluggable 320 W power supply Additional memory up to 8 GB by installing combinations of 128 MB 256 MB 51
97. s Installing a CD Drive Installing a Diskette Drive Connecting External SCSI Hard Drives Connecting an External SCSI Tape Drive Configuring the Boot Device Your system features three internal hard drive bays to accommodate up to three SCSI hard drives Your system also features two peripheral bays that can be used for an optional CD drive and a 3 5 inch diskette drive This section contains instructions for replacing these devices as well as upgrading the system by installing a host adapter card Installing SCSI Hard Drives This subsection describes how to install and configure SCSI hard drives in the system s internal hard drive bays and how to upgrade the system by installing a host adapter expansion card The internal hard drive bays provide space for up to three 1 inch SCSI hard drives These drives connect to the system board through the SCSI backplane board 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
98. se the system diagnostics To access the online diagnostics log into the Server Administrator home page and then click the Diagnostics tab For information about using diagnostics see the online help For additional information see the Server Administrator User s Guide System Diagnostics Features The system diagnostics provides a series of menus and options for particular device groups or devices The system diagnostics menus and options allow you to 1 Run tests individually or collectively Control the sequence of tests Repeat tests Display print or save test results Temporarily suspend testing if an error is detected or terminate testing when a user defined error limit is reached View help messages that briefly describe each test and its parameters View status messages that inform you if tests are completed successfully View error messages that inform you of problems encountered during testing When to Use the System Diagnostics If a major component or device in the system does not operate properly component failure may be indicated As long as the microprocessor and the system s input output devices monitor keyboard and diskette drive are functioning you can use the system diagnostics to help identify the problem Running the System Diagnostics The system diagnostics can be run either from the utility partition on your hard drive or from a set of diskettes that you create using the Dell Op
99. service technicians are authorized to remove the system cover and access any of the components inside the system See 1 your System Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the test fails continue to the next step Enter the System Setup program and ensure that the integrated RAID controller is enabled See Using the System Setup Program in your User s Guide Ensure that the RAID controller is configured properly See the RAID controller s documentation for information about configuration settings If the problem is not resolved continue to the next step Remove the bezel if present See Removing and Replacing the Optional Front Bezel Turn off the system and attached peripherals and disconnect the system from its electrical outlet Open the system See Opening the System Covers Ensure that the ROMB card is properly installed See Installing a ROMB Card in Installing System Options Close the system See Closing the System Covers Reconnect the system to its electrical outlet and turn on the system and attached peripherals If the problem is not resolved continue to the next step 10 Turn off the system and attached peripherals and disconnect the system from its electrica
100. ssage and lists the possible causes and actions you can take to resolve any problems indicated by a message To determine what type of message you have received read the following sections Indicators on the Optional Bezel The optional system bezel incorporates a system status indicator divided into blue and amber system status indicators See Figure 2 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 system temperature system memory or hard drives Table 2 1 lists the system s indicator patterns Different patterns are displayed as events occur in the system Figure 2 1 System Status Indicators blue indicator amber caution indicator Table 2 1 System Status Indicator Patterns Off Off Power is not available to the system or power is available to the system but the system is not powered on Blinking The system has detected an error 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 2 2 shows the controls indicators and connectors located behind the optional bezel on the system s front panel Table 2 2 provides a
101. 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 Memory write read failure at start address to end address Memory parity failure at start address to end address Memory parity error at address No boot device available No boot sector on hard disk No timer tick interrupt No PXE capable device available Non system disk or disk error Not a boot diskette Faulty keyboard controller defective system board ncorrect configuration settings in the System Setup program improperly connected hard drive or faulty hard drive controller subsystem defective system board ncorrect configuration settings in the System Setup program the NVRAM_CLR jumper is installed or the system battery is faulty Memory modules are not installed in matched pairs System configuration data has been ignored or faulty Keyboard cable connector is loose or improperly connected defective keyboard defective keyboard mouse controller defective system board Memory module s is not connected properly or an application program or the operating system failed Faulty or improperly seated memory modules or defective system board Improperly seated or faulty me
102. stem Diagnostics Testing Options Testing Option 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 Use this option to quickly identify 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 Information and Displays test results 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 System Utilities menu Using the Advanced Testing Options When you select Advanced Testing from the Diagnostics menu the main screen of the diagnostics appears and displays the following information Two lines at the top of the screen identify the diagnostics utility the version number and the system s service tag number The left side of the screen under Device Groups lists the diagnostic device groups in the order that they are tested if you select All under the Run Tests submenu Press the up or down arrow keys to highlight a particular device group Press the left or right arrow keys to select the options on the menu As you move from one menu option to another a brief explanation of the highli
103. t the Coca eel If the error message reappears see Getting Help Use a bootable diskette 22222 O a bootable diskette PCI BIOS failed to install Plug amp Play Configuration Error Plug amp Play Configuration Error PCI_n Primary backplane error Primary IDE device 0 not found Primary IDE device 1 not found Processor 1 internal error Processor 2 internal error Processor bus error PCI bus error IMB bus error Processor x is not a 533 MHz system bus processor This system bus speed is not supported on this system board Read fault Requested sector not found Reset failed ROM bad checksum address Sector not found Seek error Seek operation failed Shutdown failure System backplane error System halted Must power down System parity error The following memory DIMMs are unsupported DIMM_xx This system only supports 266 MHz DIMMs Time of day clock stopped Time of day not set please run SETUP program Timer chip counter 2 failed Unsupported CPU combination Unsupported CPU stepping detected Utility partition not available PCI device option ROM checksum ailure is detected during shadowing Error encountered when initializing the PCI device or the system board is defective Error encountered when initializing the PCI adapter mproperly attached or missing backplane mproperly connected
104. t the connector while installing or removing a battery 5s 10 14 12 13 Install the new system battery See Figure 6 14 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 Close the system covers See Closing the System Covers in Troubleshooting Your System Reconnect the system and any attached peripherals to their electrical outlets and turn them on Enter the System Setup program to confirm that the battery is operating properly See Using the System Setup Program in the User s Guide Enter the correct time and date in the System Setup program s Time and Date settings Re enter any system configuration information that is no longer displayed on the System Setup screens and then exit the System Setup program To test the newly installed battery power down and disconnect the system from its electrical source for at least an hour After an hour connect the system to its electrical source and turn on the power Enter the System Setup program and if the time and date are still incorrect see Getting Help Back to Contents Page Back to Contents Page Installing Drives Dell PowerEdge 1750 Systems Installation and Troubleshooting Guide Installing SCSI Hard Drive
105. the System Setup Program in the User s Guide Cards in Installing System Options If the problem persists replace the expansion card s Defective keyboard mouse controller Replace the system board See Getting Help defective system board Check the keyboard cable connection Replace the keyboard If the problem persists replace the system board See Getting Help Reseat the modules See Installing Memory Modules in Installing System Options Reboot the system If the message reappears see your software documentation Remove and reseat the memory modules See Installing Memory Modules in Installing System Options If the problem persists replace the memory modules If the problem persists see Getting Help Remove and reseat the memory modules See Installing Memory Modules in Installing System Options If the problem persists replace the memory modules If the problem persists see Getting Help Replace the diskette or the hard drive See Installing Drives If the problem persists replace the system board See Getting Help Check the hard drive configuration settings in the System Setup program See Using the System Setup Program in the User s Guide Replace the system board See Getting Help configuration settings in the System Setup program for the NICs See Using the System Setup Program in the User s Guide Replace the diskette Reseat all drives and reboo
106. 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 front bezel if it was removed in step 2 Installing a CD Drive The optional CD drive is contained in a carrier that slides into the peripheral bay 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 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Remove the front bezel if attached See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 3 Open the system covers See Opening the System Covers in Troubleshooting Your System 4 Ifa filler plate is installed in the drive bay remove it now 5 Ifthe drive carrier and the drive were supplied separately install the drive in the carrier See Figure 7 2 Figure 7 2 Installing a CD Drive in a Drive Carrier
107. the other end of the ribbon cable to the diskette drive connector on the SCSI backplane See Figure A 4 8 Close the system covers See Closing the System Covers in Troubleshooting Your System 9 Replace the front bezel if it was removed in step 2 See Removing and Replacing the Optional Front Bezel in Troubleshooting Your System 10 Reconnect the system and peripherals to their electrical outlets Connecting External SCSI Hard Drives Follow 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 A CAUTION Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 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 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 If you are installing a SCSI controller card install the card now See Installing Expansion Cards in Installing System Options 3 Connect the external SCSI devices to the external SCSI connector on
108. the problem persists see Getting Help Troubleshooting a USB Device Problem 1 System message indicates a problem with a USB device Device connected to a USB port is not operating properly Action 1 Enter the System Setup program and ensure that the USB ports are enabled See Using the System Setup Program in your User s Guide 2 Turn off the system and any USB devices 3 Disconnect the USB devices and connect the malfunctioning device to the other USB connector 4 Turn on the system and the reconnected device If the problem is resolved the USB connector might be defective See Getting Help 5 If possible swap the interface cable with a working cable If the problem is resolved replace the interface cable See Getting Help 6 Turn off the system and the USB device and swap the device with a comparable device 7 Turn on the system and the USB device If the problem is resolved replace the USB device See Getting Help If the problem persists see Getting Help Troubleshooting an Integrated NIC Problem 1 NIC cannot communicate with network Action 1 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the tests fail continue to the next step 2 Check the appropriate indicator on the NIC connector See Table 2 2 in Indicators Messages and Codes If the link indicator does not light check all cable connections
109. the system s back panel If you are attaching multiple external SCSI devices daisy chain the devices using the cables shipped with each device 4 Reconnect the system to an electrical outlet and turn it on 5 Connect the external device s to electrical outlet s and turn them on Install any required SCSI device drivers See Installing and Configuring SCSI Drivers in the User s Guide 7 Test the SCSI devices Connecting an External SCSI Tape Drive This subsection describes how to configure and install an external SCSI tape drive with an add in PCI controller card K 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 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 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Ground yourself by touching an unpainted metal surface on the back of the system unpack the drive and compare the jumper and switch settings with those in the documentation that came with the drive 3 Unpack the tape drive and
110. through step 23 until all expansion cards are reinstalled or one of the expansion cards causes the tests to fail If the problem is not resolved see Getting Help Troubleshooting a CD Drive Problem 1 System cannot read data from a CD CD drive indicator does not blink during boot Action 1 Try using a different CD that you know works properly 2 Enter the System Setup program and ensure that the drive s IDE or SCSI controller is enabled See Using the System Setup Program in the User s Guide 3 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running the System Diagnostics 4 Run the IDE or SCSI devices tests in the system diagnostics to determine whether the drive works correctly See Running the System Diagnostics If the tests fail continue to the next step 5 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 6 Remove the bezel if present See Removing and Replacing the Optional Front Bezel 7 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 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 8 Open the system S
111. ting Help Programmable interval timer failure Replace the system board See Getting Help Remove and reseat the memory modules See Installing Memory Modules in Installing System Corrective Action Replace microprocessor 1 See Installing Microprocessors in Installing System Options If the problem persists replace microprocessor 2 DMA initialization failure DMA page register write read failure Main memory refresh verification failure No memory installed Chip or data line failure in the first 64 KB of main memory Options If the problem persists replace the memory modules If the problem persists see Getting Help Odd even logic failure in the first 64 KB of main memory Address line failure in the first 64 KB of main memory 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 Getting Help Master DMA register failure Master interrupt mask register failure Slave interrupt mask register failure the keyboard If the problem persists replace the system board See Getting Help CMOS failure Replace the system board See Getting Help 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 i
112. to the system 2 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the test fails continue to the next step 3 Press each key on the keyboard and examine the keyboard cable and cable connector for signs of damage including bent pins If the keyboard is not damaged go to step 5 If the keyboard is damaged continue to the next step 4 Swap the faulty keyboard with a working keyboard If the problem is resolved replace the faulty keyboard See Getting Help 5 Run the keyboard test in the system diagnostics See Running the System Diagnostics If the test fails see Getting Help Troubleshooting the Mouse Problem 1 System message indicates a problem with the mouse Mouse is not functioning properly Action 1 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the test fails continue to the next step 2 Examine the mouse and its cable for signs of damage If the mouse is not damaged go to step 4 If the mouse is damaged continue to the next step 3 Swap the faulty mouse with a working mouse If the problem is resolved replace the faulty mouse See Getting Help 4 Enter the System Setup program and ensure that the mouse controller is enabled See Using the System Setup Program in your User s Guide If the problem is not resolved continue to the ne
113. ty indicator Table 2 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 removal 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 2 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 2 4 shows the controls indicators conn
114. ur plastic standoffs snap over the edge of the card See Figure 6 11 Figure 6 11 Installing the ROMB Card and Backup Battery ROMB card plastic standoffs 4 backup battery standoffs 2 RAID BATTERY connector 7 Install the ROMB backup battery a Position the battery board as shown in Figure 6 11 and press it down into the two standoffs until it snaps into place b Plug the battery cable into the RAID BATTERY connector on the system board 8 If you removed a PCI card in step 4 replace it See Installing an Expansion Card 9 Close the system covers See Closing the System Covers in Troubleshooting Your System 10 Reconnect the system and peripherals to their power sources and turn them on 11 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 System Setup Program in your User s Guide 12 Install the RAID software See the ROMB card software documentation for more information Removing a ROMB Card A CAUTI ON Before you perform this procedure you must turn off the system and disconnect it from its power source For more information see Safety First For You and Your System in Troubleshooting Your System 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 i
115. xt step 5 Run the pointing devices test in the system diagnostics See Running the System Diagnostics If the test fails see Getting Help Troubleshooting Basic O Functions Problem Error message indicates a problem with a serial port Device connected to a serial port is not operating properly Action 1 Enter the System Setup program and ensure that the serial port s are enabled See Using the System Setup Program in the User s Guide 2 Ifthe problem is confined to a particular application see the application documentation for specific port configuration requirements that the program may require 3 Run the appropriate online diagnostic test See Running the System Diagnostics in Running System Diagnostics If the tests run successfully but the problem persists see Troubleshooting a Serial I O Device Troubleshooting a Serial O Device Problem Device connected to the serial port is not operating properly Action 1 Turn off the system and any peripheral devices connected to the serial port 2 Swap the serial interface cable with a working cable and turn on the system and the serial device If the problem is resolved replace the interface cable See Getting Help 3 Turn off the system and the serial device and swap the device with a comparable device 4 Turn on the system and the serial device If the problem is resolved replace the serial device See Getting Help If
116. y asked by Dell customers about their portable and desktop computer systems When you call AutoTech use your touch tone telephone to select the subjects that correspond to your questions The AutoTech service is available 24 hours a day 7 days a week You can also access this service through the technical support service See the contact information for your region Automated Order Status Service To check on the status of any Dell products that you have ordered you can go to support dell com or you can call the automated order status service A recording prompts you for the information needed to locate and report on your order See the contact information for your region Technical Support Service Dell s technical support service is available 24 hours a day 7 days a week to answer your questions about Dell hardware Our technical support staff use computer based diagnostics to provide fast accurate answers To contact Dell s technical support service see Before You Call and then see the contact information for your region Dell Enterprise Training and Certification Dell Enterprise Training and Certification is available see www dell com training for more information This service may not be offered in all locations Problems With Your Order If you have a problem with your order such as missing parts wrong parts or incorrect billing contact Dell for customer assistance Have your invoice or packing slip available when
117. y indicate a problem with system memory Action 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 computer and protecting against electrostatic discharge 1 Run the appropriate online diagnostic test See Using Server Administrator Diagnostics in Running System Diagnostics If the test fails continue to the next step 2 Turn on the system and attached peripherals If an error messages does not appear go to step 12 3 Enter the System Setup program and check the system memory setting See Using the System Setup Program in your User s Guide If the amount of memory installed matches the system memory setting go to step 12 4 Remove the bezel if a bezel is attached See Removing and Replacing the Optional Front Bezel 5 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 6 Open the system See Opening the System Covers 7 Ensure that the memory banks are populated correctly See Memory Module Installation Guidelines in Installing System Options If the memory modules are populated correctly continue to the next step 8 Reseat the memory modules in their sockets See Installing Memory Modules in Installing System Options 9 Close the system See Closing the Syst
118. 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 and the documentation that accompanied the operating system or application program for more information on warning messages Diagnostics Messages When you run a test group or subtest in the system diagnostics an error message may result These particular error messages are not covered in this section Record the message on a copy of the Diagnostics Checklist see Getting Help and then follow the instructions in that section for obtaining technical assistance Alert Messages The optional system management software generates alert messages for your system For example the server agent software generates messages that appear in the SNMP trap log file Alert messages consist of information status warning and failure messages for drive temperature fan and power conditions More information about alert messages is provided in the system management software documentation found on the documentation CD that shipped with your syste

Dell PowerEdge 1750 Installation and Troubleshooting Guide

Contents

Download Pdf Manuals

Related Search

Related Contents