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IBM 6348 Computer Hardware User Manual

1. 1 MES li ICT l i BAR DA WARS Ra Di bi na 1 3 4 5 2 1 2 3 4 Notices XIII TBM 33F8354 4 Mitad
2. Pin20 SV 12V Pin10 Pin10 12V Pin20 SV sv L sv Sy y Empty E Power Good Power Good Empy eno GND GND eno GND 5V Sv GND GND GND GND GND Power On y sv Power On GND GND GND GND AN AN 33V AN pampas 3 MPint Pimaav Pint4 3 3V Pin hole side view Cable side view Power Supply Output Pin Assignment Pin Voltage Cable Color 1 3 3Vdc Orange 2 3 3Vdc Orange 3 Ground Black 4 5Vdc Red 5 Ground Black 6 5Vdc Red 7 Ground Black 8 Power Good Gray 9 5Vdc Purple 10 12Vdc Yellow 11 3 3Vdc Orange 12 12Vdc Blue 13 Ground Black Parts Test Point Locations 107 Power Supply Output Pin Assignment Continued Pin Voltage Cable Color 14 5Vdc Green 15 Ground Black 16 Ground Black 17 Ground Black 18 no connect no connect 19 5Vdc Red 20 5Vdc Red Black GND Black GND Yellow 12V 108 IBM Desktop System HMM Network Cards The RJ 45 connector is used Intel Accton 100 LNK 10LNK T o ro TX DATA e NOTE While transfering the data Act LED emits light to indicate a ready state and the link indicators 10 Link or 100 Link specif
3. Pin20 SV 12M Pint0 Pintoyizv Pin20 SV sv wv y sw Empty Power Good Power Good Empty GND GND GND GND GND H y w GND GND GND GND GND Power On wv w Power On GND GND GND GND AW AW 33V AN patta A MP0 tav pripa IDE power connector LS120 power connector Black GND Yellow 12V 006 ARE THE VOLTAGES CORRECT AND DOES THE FAN RUN YES READ AHEAD NO GO TO STEP 009 The power supply is working normally If you suspect the on off switch cable assembly see Step 003 If the fan continues to run when all connectors are plugged back in go to See Undetermined Problems on page 72 e Ifthe fan stops running when a drive connector is plugged back in go to Start on page 31 007 DO YOU HAVE AN OHM READING WHEN THE SWITCH IS PRESSED AND AN OPEN READING WHEN THE SWITCH IS RELEASED YES READ AHEAD NO GO TO STEP 008 e Replace the on off switch cable assembly 008 e Replace the system board End 009 Replace the power supply End Check Procedures 69 Monitor First set the system to VGA mode To do this in Windows 2000 depress the F8 function key during startup Safe mode VGA will be set for Windows 2000 Use the operating system s video setup to change the monitor resolution NOTE Some monitors have a d
4. E EPE LR 100 C 212 F MEHRERE 3 A CD ROM CD ROM CD ROM JK CD ROM 4 gt I WOE VAs ABM 3A 3B ee aie te BEER F XIV PITTI TA iR AENA 1 AAA do
5. nenn 21 System Secruitv nenes eenrs neer rn reene 21 Advanced Setup pp 24 Power Management pp 25 Specifications i 27 Dimension width x depth x height 27 Weight se me pe a e a EER 27 Environment taare lar ne a 27 Electrical input pp 27 Operating Requirements pp 28 General Information 1 Introduction This chapter gives a general overview of the Machine Type 6644 6645 6646 describes the standard and optional features and details functional and environmental specifications 2 IBM Desktop System HMM Product Overview Machine Types 6644 6645 and 6646 have two low profile PCI slots The 6644 system comes with the Intel Celeron processor family while the 6645 and 6646 comes with the Pentium III processor Listed below are 6644 6645 and 6646 system features Processors Machine Type 6644 e Processor in Flip Chip Pin Grid Array FC PGA package with integrated PBSRAM L2 cache 128KB One of the following processors can be installed Celeron 566 MHz internal 66 MHz external Processors Machine Type 6645 6646 Pentium Ill Processor in Flip Chip Pin Grid Array FC PGA package with integrated PBSRAM L2 cache 256K One of the following processors can be installed Pentium Ill 667 733 866 MHz internal 133 MHz external Memory 128 KB Pipeline Burst Static RAM PBSRAM built in Celeron processor for machine type 6644
6. Audio Setup e Audio Support This parameter enables or disables the onboard audio controller chipset This item does not appear in the menu if there is no phvsical audio chipset on the svstem board The default setting is Enabled 18 IBM Desktop System HMM Network Setup Alert on LAN When Enabled the Alert on LAN feature allows POST errors environmental Conditions and operating system hang conditions to be reported to the Network Administrator Alert on LAN is enabled by Alert on LAN application software The parameter is not configurable and is set to Disabled Preboot Execution Environment Base Code This parameter allows you to enable or disable the Preboot Execution Environment PXE base code feature Select whether to load the PXE Version 2 0 Base Code image when a PCI network device is detected The Base Code may be needed to allow startup from some PCI network devices The default setting is Disabled PCI Boot Entry Vector Startup The parameter allows you to select whether to allow PCI network devices which provide a Boot Entry Vector BEV to be added to the startup sequence The default is set to Enabled Startup Options From the Setup main menu select Start Options to view or change start up configuration settings Startup Sequence The system can load the operating system from one of several devices The startup sequence determines the order of bootable devices the system atte
7. Administrator Password For the basic administrator password setting follow the same rule with Power On Password to set up change or delete a password Require Administrator Password when flashing If it is set to No the Administrator password will not be required when updating the system software The default setting is Yes Power On Password Changeable by User This parameter enables you to change or not to change the Power On Password with the administrator password set The default is No Require Power On Password on Warm boot When set to Yes the Power On Password will be required whenever the system is restarted If you select No the Power On Password will only be required when the system is started with a cold boot Adapter ROM Security If set to Yes the keyboard will be locked during adapter ROM initialization This can be used in conjunction with an Administrator password to prevent the use of adapter ROM based utilities The default is set to No Asset ID This enables wireless RF communication for Asset ID The default is Disabled Advanced Setup IMPORTANT Items on the following menus control advanced hardware features If they are configured incorrectly the system might malfunction 24 IBM Desktop System HMM PCI Control PCI Parity The parameter allows you to enable or disable parity checking of data across the PCI bus Some adapters do not generate par
8. Execute standby from Windows Start menu Press system power button if it is configured to act as standby function System is idle and the standby timer set in the Windows Power Management Property elapses Power Supply e PC 98 compatible 95W ATX power supply Switchable high low voltage selection Internal Cabling Two 40 pin ribbon cables for hard disk drive and CD ROM drive e One 8 pin 6 wire cable for hard disk power LEDs and power switch Keyboard Preferred USB or Rapid Access Ill USB keyboard with 1 8 m 5 8 ft cable Mouse 2 Button Sleek USB or ScrollPoint III USB mouse with 1 8 m 5 8 ft cable General Information 5 Hardware Interfaces The following peripheral interfaces for adapters options and drives are supported in the system unit Item Interface Expansion slot for I O adapter cards Two low profile PCI Peripheral Component Interconnect v2 1 compatible expansion slots that operates at 33 MHz bus speed Hard disk drives Two PCI local bus Enhanced IDE v1 0 compatible hard disk drive interfaces that support PIO mode up to 5 mode DMA 32 bit access Ultra 66 Synchronous DMA 66M bytes sec CD CD R W drive 5 25 in high performance 40X CD ROM or 4X2X24 CD R W IDE AT drive Support Bootable CD ROM Format specification version 1 0 Compliant to Audio CD Video CD CD ROM XA Karaoke CD and Photo CD both single and mult
9. 114 Emergency exit 114 Front Panel 114 CD ROM Drive 4 Check Procedures 30 CMOS Reset 7 D Dimension 27 E Electrical input 27 Environment 27 Error Beeps 30 36 Error Codes and Messages List 38 Error Codes 30 36 Error Messages 36 Error Symptoms List 48 Error Symptoms 36 ESD 101 External Ports 4 H Hard Disk Drive 3 5 In Jumper Settings 110 Cable Connector Signals 117 Hard Disk Drive 4 Hardware Interfaces 6 IDE Cable Connector Signals 117 IDE Drive Setup 17 Internal Cabling 5 K Keyboard 5 Check Procedure 65 M Memory 3 Check Procedure 64 DIMM Configurations 116 Monitor Check Procedure 70 Port Signals 117 Mouse Check Procedure 66 Mouse 5 Multimedia 4 O Operating Requirements 28 P Password Changing 23 Removing 23 Setting 22 Password 8 PBSRAM 3 Pentium III 3 Port Signals Monitor 117 POST 36 77 Power consumption 27 Power Management 5 Power Supply Check Procedure 68 Connector Pin Assignment 107 Connectors and Voltages 107 Power Supply Connectors and Voltages 107 Power Supply 5 Processors Machine Type 6644 3 Processors Machine Type 6645 6646 3 R Removals and Replacements 84 ESD Sensitive Parts 101 S Safety Information VIII Startup Options 19 System Board Connectors 106 Jumper Settings 105 System Unit 123 Exterior 126 System Unit Exterior 126 T Troubleshooting 55 U Undetermined Problems Check Procedure 72 U
10. 8 pin Jumper Connector A l HA 4 pin Power Connectortor 40 pin IDE Connector 8 pin Jumper Connector 3 5 In Fujitsu Hard Disk The configuration of the following jumpers control the drive s mode of operation Master e Slave e CSEL Cable Select e Slave Present 112 IBM Desktop System HMM CD ROM Drive ATTENTION Either lt option 1 gt or lt option 2 gt CD ROM drive may come with your machine Their front panel buttons indicators and emergency eject method may be different Lite on 5 x i F 2 4 3 6 1 LG o dl emmwr lt 4 ieri m i T 2 4 3 1 BTC 5 oe GA ie si 4 2 3 1 Parts Test Point Locations 113 CD ROM Front Panel Introduction Item Description 1 Load eject button Headphone jack Power on busy indicator lights up in green color while disc is set in ready state lights up and flashes in amber color during data read or seek operation 4 Headphone volume control Emergency eject hole See CD ROM Emergency exit lt option 1 gt below Disc tray and emergency eject See CD ROM Emergency exit lt option 2 gt below 6 Audio Play Skip track control button CD ROM Emergency exit lt option 1 gt 15mm typical If for any reason the tray doe
11. BIOS Error Codes 1883 No More Memory above 1 MB available Action FRU Messages 1803 Check Setup No More Memory Run Diagnostics above 1 MB available Adapter Cards Make sure BIOS is at latest level System board 1804 No More Memory below 1 MB available 1884 No More Memory below 1 MB available Check Setup Run Diagnostics Adapter Cards Make sure BIOS is at latest level System board 1805 Checksum Error or O Size Option ROM 1885 Checksum Error or O Size Option ROM Check Setup Run Diagnostics Adapter Cards Make sure BIOS is at latest level System board 1962 No Boot Device Found Reconnect all the cables Devices Power supply System board 2400 Display Adapter Error Video adapter System board 2462 Video Configuration Optional video memory System board Monitor Check Procedures 43 Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes Messages Action FRU 5962 IDE CD ROM Configuration CD ROM drive connectors cables jumpers CD ROM drive Power supply System board 8601 Pointing Device Error Re connect keyboard and mous
12. NO GO TO STEP 003 e Go to Index of Symptoms Messages Error Codes or Beeps on page 36 End 003 e Select Utility from the menu Select and execute Tech Support Form from the menu to generate a system configuration report Compare the system configuration list with the actual devices installed in system NOTE If necessary remove the cover and visually compare the devices installed in the system unit to those shown in the Tech Support Form 004 IF THE NUMBER OF HARD DISK OR CD ROM DRIVE IS NOT CORRECT READ AHEAD OR GO TO STEP 005 e Check the cable installation of all disk drives See System Board Jumpers and Connectors on page 105 IDE Primary Channel Master and Slave Drives should be connected to the system board con nector CN8 IDE Secondary Channel Master and Slave Drives should be connected to the system board connector CN7 56 IBM Desktop System HMM NOTE The CD ROM drive that comes with system unit should be configured as IDE Secondary Channel Master device e Check all power supply voltages switch and jumper settings before you replace the system board See System Board Jumpers and Connectors on page 105 e Check the power supply voltages if you have a system no power condition See Power Supply Connectors and Voltages on page 107 e Check the hard disk and CD ROM drives jumper settings See 3 5 In Hard Disk Drive Jumper Settings on pa
13. and a 256 KB PBSRAM L2 cache built in Pentium Ill processor for machine types 6645 6646 e 168 pin Synchronous Dynamic Random Access Memory SDRAM Dual in line Memory Module DIMM sockets 2 memory sockets Supports 64 MB 128 MB or 256 MB DIMM PC 100 64 bit non ECC 100MHz 3 3volt DIMMs with gold contacts PC 133 memory running at 100 MHz Maximum memory is 512 MB General Information 3 External Ports e Video port 15 pin D sub connector Five USB ports two USB ports located at the front bezel e Microphone in jack Line out jack e Line in jack e RJ 45 connector Hard Disk Drive 3 5 in 1 in height IDE ATA 66 drive 3 5 in may be in acoustic mounting bracket e 128 KB look ahead cache memory inside the hard disk drive e Average and minimum 12 ms seek time access time varies for the hard disk drive and the hard disk drive manufacturer CD ROM Drive 5 25 in high performance 40X CD ROM IDE AT drive e Read data and play audio from standard and mini CD ROM and audio compact discs audio CDs Multimedia An internal single speaker with power connector Video Onboard video controller Direct AGP built in Intel 810e chipset 4 IBM Desktop System HMM Power Management e Compliant to ACPI and supports Display Power Management Signaling DPMS monitor Software shutdown by Windows 2000 e System enters standby mode if any of following conditions are met
14. l observer a l aide d instruments optiques vitez une exposition directe au rayon ATTENTION Le courant lectrique circulant dans les cables de communication et les cordons t l phoniques et d alimentation peut tre dangereux Pour votre s curit et celle de l quipement avant de retirer les carters du serveur mettez celui ci hors tension et d connectez ses cordons d alimentation ainsi que les cables qui le relient aux r seaux aux systemes de t l communication et aux modems sauf instruction contraire mentionn e dans les proc dures d installation et de configuration A VORSICHT Aus Sicherheitsgrinden bei Gewitter an diesem Ger t keine Kabel anschlie en oder l sen Ferner keine Installations Wartungs oder Rekonfigurationsarbeiten durchf hren Aus Sicherheitsgr nden Ger t nur an eine Schutzkontaktsteckdose mit ordnungsgem geerdetem Schutzkontakt anschlie en Alle angeschlossenen Ger te ebenfalls an Schutzkontaktsteckdosen mit ordnungsgem geerdetem Schutzkontakt anschlie en Signalkabel m glichst einh ndig anschlie en oder l sen um einen Stromschlag durch Ber hren von Oberfl chen mit unterschiedlichem elektrischem Potential zu vermeiden Elektrische Spannungen von Netz Telefon und Daten bertragungsleitungen sind gef hrlich Um einen Stromschlag zu vermeiden nur nach den Anweisungen arbeiten die f r Installation Transport Notices XIX oder Offnen von Geh
15. ne manipulez aucun cable et n effectuez aucune op ration d installation d entretien ou de reconfiguration de ce produit au cours d un orage Pour viter tout risque de choc lectrique Les cordons d alimentation du pr sent produit et de tous les appareils qui lui sont connect s doivent tre branch s sur des socles de prise de courant correctement c bl s et mis a la terre Afin d viter tout risque de choc lectrique provenant d une diff rence de potentiel de terre n utilisez qu une main lorsque cela est possible pour connecter ou d connecter les cordons d interface Le courant lectrique passant dans les c bles de communication ou les cordons t l phoniques et d alimentation peut tre dangereux Pour viter tout risque de choc lectrique lorsque vous installez ou que vous d placez le pr sent produit ou des p riph riques qui lui sont raccord s reportez vous aux instructions ci dessous pour connecter et d connecter les diff rents cordons Connexion 1 Mettez les unit s hors tension 2 Commencez par brancher tous les cordons sur les unit s 3 Branchez les cables 4 Branchez les cordons d alimentation sur un socle de prise de courant 5 Mettez les unit s sous tension d interface sur les prises D connexion 1 Mettez les unit s hors tension 2 Commencez pas d brancher les cordons alimentation des socles de prise de courant 3 D branchez les c bles d interf
16. or other legally protectable rights may be used instead of the IBM product program or service References in this publication to IBM products programs or services are purely hardware related and do not cover circumstances of software problems Evaluation and verification of operation in conjunction with other products program or services except those expressly designated by IBM are the user s responsibility IBM may have patents or pending patent applications covering subject matter in this document The featuring of these patents pending or otherwise in this document does not give you any license to these patents You can send license inquires in writing to the IBM director of Commercial Relations IBM Corporation Purchase NY10577 Voltage Supply Switch Settings Your IBM Personal Computer might have voltage switches which must be set correctly for your voltage supply If your monitor or system unit has a voltage switch complete these steps to make sure each switch is set correctly 1 Determine the correct voltage switch setting for your area Voltage Supply Range Voltage Switch Setting 100 127 V 115 V 200 240 V 230 V 2 Locate the voltage switch on the back of your monitor or system unit If the setting shown on the switch is e Correct start setting up your IBM computer e Incorrect change the voltage switch setting Notices VII Safety Information ZN DANGER To avoid a s
17. usen dieses Produkts oder angeschlossenen Einheiten gelten Kabel anschlie en Kabel l sen 1 Alle Ger te ausschalten 1 Alle Ger te ausschalten und Netzstecker ziehen 2 Zuerst alle Kabel an 2 Zuerst Netzstecker von Einheiten anschlie en Steckdose l sen 3 Signalkabel an 3 Signalkabel von Anschlu buchsen Anschlu buchsen l sen anschlie en 4 Netzstecker an Steckdose 4 Alle Kabel von Einheiten anschlie en l sen 5 Ger t einschalten A ACHTUNG Eine verbrauchte Batterie nur durch eine Batterie mit der IBM Teilenummer 33F8354 oder durch eine vom Hersteller empfohlene Batterie ersetzen Wenn Ihr System ein Modul mit einer Lithium Batterie enth lt ersetzen Sie es immer mit dem selben Modultyp vom selben Hersteller Die Batterie enth lt Lithium und kann bei unsachgem er Verwendung Handhabung oder Entsorgung explodieren Die Batterie nicht mit Wasser in Ber hrung bringen ber 100 C erhitzen e reparieren oder zerlegen Die rtlichen Bestimmungen f r die Entsorgung von Sonderm ll beachten A ACHTUNG Wenn ein CD ROM Laufwerk installiert ist beachten Sie folgendes Steuer und Einstellelemente sowie Verfahren nur entsprechend den Anweisungen im XX vorliegenden Handbuch einsetzen Andernfalls kann gefahrliche Laserstrahlung auftreten Das Entfernen der Abdeckungen des CD ROM Laufwerks kann zu gef hrlicher Laserstrahlung fuhren Es befinden sich keine Teile inn
18. 70 006 DOES THE SYSTEM CONFIGURATION REPORT CORRECTLY IDENTIFY THE DEVICES INSTALLED IN SYSTEM YES READ AHEAD NO GO TO STEP 007 e Select Diagnostics from the diagnostics program menu Select and execute Run Normal Test Go to step 008 007 e The system configuration report shows only those devices supported by the diagnostics CD e fa device is missing from the list and is not factory installed refer to the service manual provided for that device 008 DO THE DIAGNOSTICS FINISH WITHOUT ANY ERRORS YES READ AHEAD NO GO TO STEP 009 If the Diagnostics Run Normal Test did not detect a failure but the system still indicates a failure Check all adapter card jumper settings Check all adapter card switch settings Check all adapter card cables and connectors Make sure that all of the above are set correctly and show the correct voltages and continuity Re place any defective cables or adapter cards See Parts Test Point Locations on page 103 Run the Diagnostics Run Normal Test again 34 IBM Desktop System HMM If an error or other symptom is displayed go to Index of Symptoms Messages Error Codes or Beeps on page 36 If no error can be detected or the symptom is in termittent go to Undetermined Problems on page 72 e End 009 e Ifthe last test stops and you cannot continue first make sure all switches power connectors cables and jumper
19. AE do PT RAK 69 IA Rb H 5 MS AE O AE ST REAR JI FOR RE AR AE SE EN MERAN CR CADI ER LAST TRAM A TELE A RR DALMA RARA gt did LARA LARMA MH 2 4 AE i LEA ARMAR ERA 3 4 Notices XV IBM 33F 8354 4 Si RMR WIE REPORTER un 100 212 REMETE F RREA TRI o 3 TAI AE AA gt MEAR DA SCIE 2 JE gt MARKET gt AHERENENZE gt A A AA 4 4 A HS A AGH Class 3A amp Class 3B XVI PERIGO Pour viter tout risque de choc lectrique
20. Error 0114 Adapter card Option ROM checksum System board 0129 Processor L1 Cache Error System board 0131 System board 0135 Processor Fan Error Re connect processor fan cable System board Real Time Clock Error 0161 Real Time Clock Battery Error 0136 System board Hardfile Fan Error 0151 Enter BIOS Setup and load the default settings RTC Battery System Board 38 IBM Desktop System HMM Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes No Processor Update Found Error Messages Action FRU 0162 Re connect the cables Invalid Configutation Adapter card Information Drives Power supply System board 0163 Ensure the time set in BIOS Time of Day not set Setup is correct 0164 Enter BIOS Setup and load Memory Size Does Not the default settings Match CMOS DIMMs System board 0166 BIOS version Boot Block Checksum Error BIOS ROM 0167 Enter BIOS setting to load default settings 1 Proper speed for processor Speed should be a multiple of the original processor Reset the jumper See Power On password on page 22 Processor 0168 ALert on LAN is Inoperative Ent
21. SOFTWARE SELECTABLE ON THE SCREEN SHOWN IN BLACK AND NOT GRAY YES GO TO STEP 006 NO READ AHEAD e Ensure that Windows 2000 is properly installed e Go to step 001 006 Select the Preview button from the Sound window 007 DO YOU HEAR ANY SOUND FROM THE SPEAKER YES READ AHEAD NO GO TO STEP 008 e The audio feature is functioning normally Click Cancel to close the dialog box Exit Microsoft Windows 2000 If the symptom remains or has changed go to Index of Symptoms Messages Error Codes or Beeps on page 36 End 60 IBM Desktop System HMM 008 Make sure that the volume control is not turned low Make sure that the speaker and its adapter are not damaged Make sure that the speaker is plugged in speak out jack See System Board Jumpers and Connectors on page 105 If the error cannot be resolved replace the system board End Check Procedures 61 CD ROM Drive IMPORTANT For the diagnostics procedure of CD ROM drive use an external USB diskette drive to load the diagnostics program from the diskette 001 START Insert the diagnostics diskette into the USB diskette drive and ensure that there is no CD in the CD ROM drive Select Interactive Tests menu then select and execute CD ROM Test 002 DO YOU SEE A MESSAGE NO CD ROM DRIVE OR MSCDEX DEVICE DRIVER INSTALLED YES READ AHEAD NO GO TO 003 Exit the diagnostics program and pow
22. Serial Bus USB connector CN12 CD audio input CD ROM connector CN16 RFID connector RFID Antenna CN17 Internal Speaker Internal Speaker U2 CPU connector processor FN1 CPU Fan connector processor Fan BT1 System Battery System battery connector JK1 Microphone in port Microphone JK2 Line in port Audio signal input JK3 Line out port Speaker DIMM1 System memory Memory DIMM2 module connectors SL1 PCI Slot Adapter Card SL2 CNN1 Power Button Power Button Power LED and HDD LED HDD LED JP4 Amplifier Select JP11 Amplifier Select JP7 Boot Block CMOS Clear NOTE The white corner of the jumper block represents pin 1 106 IBM Desktop System HMM Power Supply Connectors and Voltages Refer to the following figures when checking for voltages on power supply cable connectors When checking voltages the power supply fan must be running To power on the power supply without using the on off switch use a screwdriver or other tool to short the connector CN 3 pin13 14 with the switch cable disconnected from the connector on the system board or use a connection jumper to short the black and green wires of the 20 pin connector on power supply 20 pin Power Connector
23. Start again If you want to print a copy of a BIOS Setup Utility screen to an attached printer press Print Screen key while the following screen is displayed READ THE FOLLOWING Human Error is a cause for concern when applied to check procedures It exists in every first time set of analysis procedures It is therefore essential for effective and time efficient servicing that each stage of every procedure be verified For example When a symptom is found or when a symptom appears to have been cured the preceding steps should be repeated for accuracy of analysis 001 START To begin note the following Disable the setting of Fast POST Mode in BIOS Setup To disable or reset the power on password see Power On Password on page 8 Disconnect all external cables and devices from the system unit except for the keyboard mouse and monitor Power off the system unit unplug the power cord before moving it or when replacing FRUs 32 IBM Desktop System HMM Remove all adapter cards except for the factory installed adapter cards e Disconnect all drives except Hard disk drive IBM factory installed devices such as a CD ROM drive Ensure that all power cords and cables are connected properly Ensure that the monitor brightness and contrast controls are not turned down e Power on the system unit NOTE Some monitors have a detachable system I O signal cable between th
24. When you replace the system battery e When you customize the system configuration settings and some resource assignments conflict causing the computer to stop responding 14 IBM Desktop System HMM Exiting Setup Press Esc to return to the Main Menu when you have finished viewing settings and making changes From this location you can exit Setup and save your changes or exit without saving your changes Follow these steps to exit Setup 1 From the main menu press the Esc key 2 The Exit Setup dialog box appears If you have made changes in the parameter settings it will contain an option for saving your changes If you would like to save your changes press the down arrow key to select the option Yes save and exit the Setup Utility then press Enter to save your changes and exit Setup If you do not want to save your changes press the down arrow key to select the option No exit the Setup Utility without saving then press En ter to exit Setup without saving If you do not want to exit the setup utility press the down arrow key to select the option No re turn to the Setup Utility then press Enter Viewing System Information and Product Data To view general hardware information about your computer select the System Summary option from the Setup main menu The items displayed in the System Information menu are not configurable Setup automatically updates this menu when you do either o
25. and descriptions to disassemble and reassemble the computer Parts Test Point Locations contains illustrations and descriptions of the locations of the major parts jumpers and connectors Safety Inspection Guide contains information about inspecting a machine for safety problems before putting the machine under a Maintenance Agreement Parts Catalog contains descriptions illustrations and part numbers for individual FRUs Appendix A FRU Number Index contains part numbers listed in numerical order XXXII General Information Introduction zn 2 Product Overview pp 3 Processors Machine Type 6644 3 Processors Machine Type 6645 6646 3 RETA 3 External Ports oie 4 Hard Disk Drive pp 4 CD ROM Drive ie 4 Multimedia nn 4 Me 4 Power Management ppp 5 Power Supply nanna 5 Internal Cabling 5 Keyboard ironia Lia rotaia aaa 5 MOUSE sa noli 5 Hardware Interfaces en 6 CMOS Reset RN 7 Power On Password enenennna 8 Flash BIOS Update Procedure 9 BIOS contained Model Number and Serial Number cnn cnnnnnnnnno 10 BIOS Configuration Setup Utility 12 Working with the Setup Menus 12 Viewing System Information and Product Data x eil 15 Devices and I O ports 16 Start Options 19 Date and Time
26. current Serial Number in your machine is AAD3H8R Would you like to update the Serial Number Y N 3 Press Y then press Enter When the screen shows IBM Corporation POST BIOS Update Utility Version X X Please enter the Serial Number of your system Enter the serial number and press Enter to continue 4 When the next screen shows to update model number IBM Corporation POST BIOS Update Utility Version X X The current Machine Type Model in your machine is H01506 Would you like to update the Machine Type Model Y N Press Y then press Enter 10 IBM Desktop System HMM 5 When the screen shows IBM Corporation POST BIOS Update Utility Version X X Please enter the Machine Type Model of your system Enterthe model number and press Enterto continue 6 Follow the instruction of the flash BIOS utility to complete the BIOS update General Information 11 BIOS Configuration Setup Utility The Setup Utility lets you review and change important information about the computer and its hardware Working with the Setup Menus Starting the Configuration Setup Utility Follow these steps to enter Setup when the computer is off 1 Turn on your monitor 2 Press and hold F1 3 Turn on the system unit If you have previously set a password you are prompted to type in the password after you press the F1 key Refer to the Configuration Setup Utility Main Menu below Configuratio
27. for all voltage checks unless otherwise specified NOTE If the check procedures instruct you to replace a FRU and the error message persists an option adapter card might be causing the failure Remove all option adapter cards one at a time until the error changes or the problem is no longer apparent Replace the last option adapter card removed The hard disk drive contains pre loaded software Refer to Software Recovery Procedure on page 102 to reinstall the original software Be sure to reload the software on the primary hard disk drive Drive C when replacing it IMPORTANT The drives in the system you are Check Procedures 31 servicing may have been rearranged or the drive startup sequence has changed Be extremely careful during write operations such as copying saving or formatting Data or programs can be overwritten if you select an incorrect drive Ask the customer to back up any additional software from the hard disk drive before you reload the software How to Diagnose Combined FRUs If an adapter or device consists of more than one FRU any of the FRUs might cause an error code Before replacing the device or adapter remove the FRUs one by one to see if the symptoms change If a newly replaced FRU does not correct the problem If you have reached this point of the check procedures and were instructed to replace a FRU but doing so did not correct the problem reinstall the original FRU and go through
28. if no other video memory is detected Select Active Video The parameter allows you to select PCI or integrated When the computer is started it will select the video that is active If the selected video is not available the computer will select a default video The default is set to PCI 16 IBM Desktop System HMM Palette Snooping The default setting is Disabled It is necessary to enable palette snooping if your system has a video multimedia adapter installed and incorrect colors are displayed on screen and also your system has a PCI video adapter installed that supports palette snooping Video Interrupt This parameter allows you to select Disabled for the video interrupt if your video adapter does not require an interrupt and your system is having problems assigning interrupts to other adapters that need them The default is set to Enabled IDE Drive Setup The Device and I O Ports menu includes four IDE drive items that allow you to configure the hard disk drives and the CD CD R W ROM drive Selecting any one of these items displays a submenu with details on a particular IDE drive The IDE drive items are identified as follows IDE Hard Disk Drive 0 IDE Hard Disk Drive 0 is attached to IDE connector 1 on the system board This is the hard disk that comes pre installed with your computer e Size It is not configurable The BIOS will auto detect the size from the hard disk drive IDE Pe
29. see the chapter that contains that information Always return to the check procedure after you do this In some cases you are referred to other check procedures to detect the cause of the failure 30 IBM Desktop System HMM Start This is the entry point for all check procedures The check procedures use failure symptoms Power On Self Test POST error codes or beeps to help determine the defective field replaceable unit FRU Follow the suggested check procedures or use the diagnostics CD to determine the problem FRU IMPORTANT Replace FRUs ONLY when it is determined that the error is not a result of software loose contacts or dirty component surfaces Any FRU change should be verified by running a complete test Diagnostics Run Normal Test in PC Doctor diagnostics program NOTE The disagnostic program diskette can be created from the Recovery CD if the user has a USB diskette drive attached The diagnostic program diskette diskette should be used ONLY with 6644 6645 6646 Service Level A SL A IBM Personal Computers Do not use this diskette on other models POST error codes and error messages are displayed on the screen after the IBM logo Meanwhile error beeps could be issued to help diagnose system problem Please refer to Index of Symptoms Messages Error Codes or Beeps on page 36 for additional help All voltages in the check procedures are positive unless otherwise indicated Use frame ground
30. select support and then select computer type Be sure a properly running USB diskette drive or an IDE LS120 drive is connected to the computer and that the drive is selected when the computer is powered on Insert the flash diskette into the USB diskette or LS120 drive A Power off the system and then power on the system to start the Flash BIOS Follow the utitlity instruction to complete the BIOS update procedure Wait for the update to complete IMPORTANT Do not power off the system while the BIOS is running or the flash ROM will be destroyed Power off system after the BIOS is completely updated For CD ROM drive insert the CD power off and then power on the computer to start the Flash BIOS then go to step 5 General Information 9 BIOS contained Model Number and Serial Number The model number and serial number information is stored in BIOS ROM and displayed in the Product Data of BIOS Configuration Setup main menu If a service repair is completed by replacing a new system board or a new BIOS ROM then you are required to input the original system s model number and serial number into the new BIOS ROM Follow these steps to input the serial number and model number to BIOS 1 Use BIOS flash utility program 2 After the language type is selected the updated serial number will appear on the screen as below IBM Corporation POST BIOS Update Utility Version X X The
31. tomas 2 En primer lugar retire los cables de alimentaci n de las tomas 3 Retire los cables de se al de los recept culos 4 Retire todos los cables de los dispositivos Notices XXVII A IMPORTANT Al cambiar la bater a utilice nicamente la bater a IBM N mero de pieza 33F8354 o un tipo de bater a equivalente recomendado por el fabricante Si el sistema tiene un m dulo que contiene una bater a de litio sustit yalo nicamente por el mismo tipo de m dulo del mismo fabricante La bater a contiene litio y puede explotar si no se utiliza manipula o desecha correctamente Lo que no debe hacer Tirar o sumergir el producto en agua Exponer el producto a una temperatura superior a 100 C e Reparar o desmontar el producto Cuando quiera desechar la bater a siga las disposiciones y reglamentaciones locales A IMPORTANT Cuando instale una unidad de CD ROM tenga en cuenta la siguiente informaci n Si se llevan a cabo controles o ajustes o se utilizan m todos que no se atengan a lo aqui especificado se puede producir una exposici n peligrosa a las radiaciones Si se retiran las cubiertas de la unidad de CD ROM se puede producir una peligrosa exposici n a radiaciones de l ser Dentro de la unidad de CD ROM no existen piezas reparables No retire las cubiertas de la unidad de CD ROM PELIGRO Algunas unidades de CD ROM tienen incorporado un diodo de l ser de Clase 3A o de
32. used handled or disposed of Do not Throw or immerse into water e Heat to more than 100 C 212 F Repair or disassemble Dispose the battery as required by local ordinances or regulations PAS IMPORTANT When a CD ROM drive is installed note the following Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure Removing the covers of the CD ROM drive could result in exposure to hazardous laser radiation There are no serviceable parts inside the CD ROM drive Do not remove the CD ROM drive covers DANGER Some CD ROM drives contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam A IMPORTANT Electrical current from power telephone and communication cables can be hazardous To avoid personal injurv or equipment damage disconnect the attached power cords telecommunications svstems networks and modems before vou open the server covers unless instructed otherwise in the installation and configuration procedures Notices IX PERIGO Para evitar choques el tricos n o conecte ou desconecte nenhum cabo nem efetue instalac o manuteng o ou reconfigurag o deste produto durante uma tempestade com raios Para evitar choques el tricos O cabo de alime
33. x EMC Shield includes label 12 6 19K2669 HDD DASD x x x Holder Bracket 1a 7 19K2670 CD ROMDASD X x x Holder Bracket Parts Catalog 123 Asm Index FRU Number Description Model 6644 Model 6645 Model 6646 1a 8 19K2677 Cable Asm Front USB Port x 1a 9 19K2665 Internal Single Speaker Includes Cable x 1a NS 09N3329 S55F Flex ATX Intel 810E 1a NS 19K3514 S55F Flex ATX Intel 810E w POV Card 1a NS 09N3346 Intel 370 FCPGA Celeron 566 66 128K 1a NS 09N3348 Intel 370 FCPGA PIII 667 133 256K 1a NS 09N3349 Intel 370 FCPGA PIII 733 133 256K 1a NS 09N3350 Intel 370 FCPGA PIII 866 133 256K 1a NS 09N3345 Fansink Supports Celeron and Pentium III Processors FCPGA 1a NS 09N3351 64MB module PC133 1a NS 09N3352 128MB module PC133 1a NS 19K3519 Intel LP Ethernet Card Lake Clark 2 4 1a NS 19K3517 C2 Intrusion Switch Cable Asm 1a NS 19K3518 RF ID Antenna 1a NS 19K3516 Keylock Asm x 1a NS 19K2667 Door Main Bezel 124 IBM Desktop System HMM Asm FRU Description Model Model Model Index Number P 6644 6645 6646 1a NS 19K2668 Bezel Blank x x x CD ROM Insert 1a NS 01K4278 CMOS Backup x x x Battery CR
34. 0 to 810 manometers The design of the laser system and the CD ROM drive ensures that there is no exposure to laser radiation above a Class 1 level during normal operation user maintenance or servicing conditions XXX Trademarks The following are trademarks of the IBM Corporation in the United States or other countries or both AT HelpCenter IBM Operating System 2 OS 2 Personal Svstem 2 PS 1 PS 2 Intel Pentium MMX EtherExpress and LANDesk are trademarks or registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows NT are trademarks or registered trademarks of Microsoft Corporation Other company product and service names may be trademarks or service marks of others Notices XXXI Preface This manual contains service information for the 6644 6645 6646 Service Level A SL A model of the IBM Personal Computer worldwide This manual is intended to be used as a stand alone document to service machine type 6644 6645 6646 products It is divided into the following chapters Notices contains important safety information and notices required to service this computer General Information contains a brief description of this manual Check Procedures provides step by step instructions that aid in locating the failing Field Replaceable Unit FRU Diagnostic Aids explains how to use the diagnostics tools for isolating failures Repairing Information contains illustrations
35. 02 5 1 131 09N5603 5 1 131 09N5604 5 1 131 09N5605 5 1 131 09N5606 5 1 131 09N5607 5 1 131 09N5610 5 1 132 09N5611 5 1 132 09N5612 5 1 132 09N5613 5 1 132 09N5614 5 1 132 FRU Number List 133 FRU Number Asm Index Page 09N5615 5 1 132 09N5616 5 1 132 09N5617 5 1 132 09N5618 5 1 132 09N5619 5 1 132 09N5620 5 1 132 09N5621 5 1 132 09N5622 5 1 132 09N5623 5 1 132 09N5624 5 1 132 09N5625 5 1 132 09N5627 5 1 132 13F9939 4 NS 130 13F9978 4 NS 129 13F9996 4 NS 130 14F0014 4 NS 130 14F0032 4 NS 129 14F0050 4 NS 129 14F0068 4 NS 130 14F0086 4 NS 130 19K2663 1a 2 123 19K2665 1a 9 124 19K2666 1b 1 126 19K2667 1a NS 124 19K2668 1a NS 125 19K2669 1a 6 123 19K2670 1a 7 123 19K2671 1a 1 123 19K2672 1a 3 123 19K2673 1a 5 123 19K2674 1a 4 123 19K2676 3 3 128 19K2677 1a 8 124 19K2679 2 2 127 19K2680 3 2 128 19K2682 1a NS 125 134 IBM Desktop System HMM FRU Number Asm Index Page 19K2683 1a NS 125 19K2684 1a NS 125 19K3514 1a NS 124 19K3516 1a NS 124 19K3517 1a NS 124 19K3518 1a NS 124 19K3519 1a NS 124 19K3546 1b 2 126 36L8879 4 NS 129 6952301 4 NS 129 FRU Number List 135 136 IBM Desktop System HMM Index A Audio Check Procedure 59 Audio Setup 18 B BIOS Flash Update Procedure 9 Model Number and Serial Number 10 BIOS Setup Utility 12 Date and Time 21 Disk Drives 16 Main Menu 12 System Information 15 C CD ROM Drive 113 Check Procedure 62 Connectors and Jumpers 115 Emergency exit
36. 18 AA MCE BES oD SAM LEI ETS OHA XXVI PELIGRO Para evitar una posible descarga el ctrica no conecte ni desconecte los cables ni lleve a cabo ninguna operaci n de instalaci n de mantenimiento o de reconfiguraci n de este producto durante una tormenta el ctrica Para evitar una posible descarga El cable de alimentaci n debe conectarse a un recept culo con una instalaci n el ctrica correcta y con toma de tierra e Los aparatos a los que se conecte este producto tambi n deben estar conectados a recept culos con la debida instalaci n el ctrica Cuando sea posible utilice una sola mano para conectar o desconectar los cables de se al a fin de evitar una posible descarga al tocar dos superficies con distinto potencial el ctrico La corriente el ctrica de los cables de comunicaciones tel fono y alimentaci n puede resultar peligrosa Para evitar una posible descarga siga las indicaciones de conexi n y desconexi n de los cables siempre que tenga que instalar mover o abrir las cubiertas de este producto o de los dispositivos acoplados Instrucciones de desconexi n 1 Encienda todos los componentes ON Instrucciones de conexi n 1 Apague todos los componentes OFF 2 En primer lugar conecte todos los cables a los dispositivos 3 Conecte los cables de 4 Conecte los cables de 5 Encienda el dispositivo ON se al a los recept culos alimentaci n a las
37. 2032 1a NS 19K2682 Screw Pack x x x 1a NS 19K2683 System Stand x x x 1a NS 19K2684 Rubber Feet 4 X x x Parts Catalog 125 Assembly 1b System Unit Exterior Asm FRU Description Model Model Model Index Number p 6644 6645 6646 1b 1 19K2666 Top Cover x x x 1b 2 19K3546 Main Bezel x x x 126 IBM Desktop System HMM Assembly 2 Hard Drive Asm FRU Description Model Model Model Index Number P 6644 6645 6646 2 1 09N3353 10GB HDD x x 3 5 5400RPM 2 1 09N3355 20GB HDD X x 3 5 5400RPM 2 2 19K2679 HDD Cable x x x Parts Catalog 127 Assembly 3 CD ROM Drive Asm FRU D scripti n Model Model Model Index Number P 6644 6645 6646 3 1 00N8329 40X CD ROM x x Black Bezel 3 2 19K2680 CD ROM Cable x x x 3 3 19K2676 Audio Cable x x x CD ROM 128 IBM Desktop System HMM Assembly 4 Power Cord Asm FRU Description Model Model Model Index Number P 6644 6645 6646 4 NS 6952301 Power Cord x x x US LA Lo Volt Canada Mexico Peru Colombia Ecuador Venezuela Bolivia Panama El Salvador Honduras Nicaragua Dominican Republic Guatemala Taiwan Saudi Arabia Thailand 4 NS 36L8879 Power Cord x x APU Countries 4 NS 14F0032 Power Cord UK X x x HK Singapore United Arab Emirate Dubai 4 NS 13F9978
38. 3 Error Symptoms List Continued NOTE To diagnose a problem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU USB device failed Ensure that the USB device is properly installed Refer to the service manual for the USB device USB device USB device cable System board USB device problems Refer to the service manual for the USB device Diagnostic Program Diagnostics programs cannot be executed Reboot the system from the diagnostics diskette Load default settings Diagnostics diskette Memory module System board Missing diagnostics file s Diagnostics diskette Keyboard Some or all keys on keyboard do not work Keyboard on page 65 Power Supply Pressing power switch does not turn off the system Only unplug power cord from electrical outlet can turn off system Power switch cable assembly Power Supply on page 68 Pressing power switch does not turn on system Ensure the power override switch situated at the back of the machine just above the connector for the power cable is not set to off Power switch cable assembly Check Procedures 53 Table 2 3 Error Symptoms List Continued NOTE T
39. 5 to diagnose system problems 4 If you did not receive any error message look for a description of your error symptoms in Table 2 3 Error Symptoms List on page 48 IMPORTANT Check all power supply voltages switch and jumper settings before you replace the system board Also check the power supply voltages if you have a system no power condition 5 If you are unable to correct the problem by using the BIOS Error Codes Messages and Beeps List table and Error Symptoms List table go to Undetermined Problems on page 72 Check Procedures 37 Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes Messages Action FRU 0101 Timer Tick Interrrupt Error 0102 Timer 2 Test Error Enter BIOS Setup and load the default settings RTC Battery System Board 0103 Processor Speed Set Too High Enter BIOS setting to load default settings 1 Proper speed for processor Speed should be a multiple of the original processor Reset the jumper See Power On Password on POST Detected a Planar Voltage is Out of Range page 8 Processor 0106 System board Diskette Controller
40. Action Test Hardware Info System Configuration Memory Contents IRQ and DMA Use Device Drivers COM and LPT Ports Physical Disk Drives Logical Disk Drives Diagnostic Aids 81 Table 3 1 Diagnostic Program Main Menu Selections Continued Main Menu Selections Submenu Selections Hardware Info VGA Information Software Interrupts SCSI Devices O Use IDE Drive Info PCI Information PNPISA Information SMBIOS Information DIMM RIMM info Utility Run External Test Surface Scan Hard Disk Benchmark System DOS Shell Tech Support Form Select Languages View Test Log Print Log Save Log View Stored Results Quit Exit Diags Park HD Reboot About 82 IBM Desktop System HMM Repair Information Removals and Replacements 84 COVER vive ioe iaa 85 Processor and Fansink pp 86 Memory DIMM 89 Adapter Card eres 90 Internal Speaker nennen 91 USB Port Hr RR ae 92 CD ROM Drive 93 Hard Disk Drive nsee 95 Power Supply en 97 Power Button Indicator LED and Cable 98 System Board 99 System Backup Battery 100 Handling ESD Sensitive Parts 101 Software Recovery Procedure 102 Repair Information 83 Removals and Replacements BEFORE REMO
41. Clase 3B Tenga en cuenta la siguiente informaci n XXVIII Cuando la unidad esta abierta se generan emisiones de rayos laser No dirija la mirada al haz no lo observe directamente con instrumentos pticos y evite la exposici n directa IMPORTANT La corriente el ctrica de los cables de comunicaciones de tel fono y de alimentaci n puede resultar peligrosa Para evitar posibles lesiones o da os del aparato desconecte los cables de alimentaci n los sistemas de telecomunicaciones las redes y los m dems antes de abrir las cubiertas del servidor salvo que se indique lo contrario en las instrucciones de las operaciones de instalaci n y configuraci n Notices XXIX Laser Compliance Statement The CD ROM drive in the computer is a laser product The CD ROM drive s classification label sample shown below is located on the drive CLASS 1 LASER PRODUCT APPAREIL A LASER CLASSE 1 LASER KLASSE 1 LUOKAN 1 LASERLAITE PRODUIT LASER CATEGORIE 1 The CD ROM drive is certified in the U S to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations DHHS 21 CFR Subchapter J for Class 1 laser products In other countries the drive is certified to conform to the requirements of EN60825 Class 1 laser products are not considered to be hazardous The CD ROM drive has an internal Class 1 0 5 milliwatt aluminum gallium arsenide laser that operates at a wavelength of 76
42. D NO GO TO STEP 004 e You have successfully completed the video diagnostics tests If the problem remains go to Index of Symptoms Messages Error Codes or Beeps on page 36 End 004 Power off the system unit e Remove the hard disk drive system cable Power on the system unit 005 IS THE SCREEN STILL NOT READABLE e Replace the monitor If the symptom remains replace the system board End Check Procedures 71 Undetermined Problems If an error code error message or error beeps is present go to Index of Symptoms Messages Error Codes or Beeps on page 36 If you did not receive any messages error codes or beeps see if the symptom is listed in Table 2 3 Error Symptoms List on page 48 If you still cannot solve the problem continue with this check 1 72 Check the power supply voltages See Power Supply Connectors and Voltages on page 107 If the voltages are correct return here and continue with the following steps Power off the system unit Perform the following checks one by one until you have isolated the problem FRU refer to Parts Test Point Locations on page 103 for locations Load default settings in setup Check all system board jumper positions and switch settings Check all adapter card jumper positions Check all device jumper positions Check all cables and connectors for proper in stallation If the jumpe
43. EARS LEA AAS BONA 1 A ada 1 Ho 2 SAS NEAN SMI LIE MA ES HI SAU AS EVA Me 110128 AH DILI BA FSS oD Ol MBA SA SNS ES MA 8 5 HAS LH LTS SHIS 4711343 148 15104 00 SUC 2842 MESA S ST SH SASS AMO SUC 0 ASO 8528 SE SUS AAS UA SEO SHES AAO SUC ce HAS al S HAS DIX ES QE AI SAS Toads sz os isis BAHU BONNO aa A X SQ ASFA EU USE ARE ABSUC HI SAS Il Sd Ol ASOU SS SAE SA 015 2 SHS SH OS 4801 Cet Al 0153 AAD 75 IAS Aaa i OH AI OF 2 ei 1 2E SAE AC 1 2E ASAE 20 2 HU PE MOSS SAM AZSIC 2 AUDE HOUSES SAH MASC 3 41508 SHEN NAS 301508 EMEA MMS 4 NAS BAEN AAC 4 amp ZIOIM RE ASS AMB 5 SA AAAS AC Notices XXV aa A 9 ie cis WAS EBM 5 HS amp PN Es NISSAN SAGE SS RA WAS NESSAS MASA 218 HEI CIS SBOE PSO AUCH 022 SAS MESA SVS Sas PS G OTI WHOA HEI CIOI el SOl ESTA ALSE MWS AS Hol Ls NEON FOR Bee RI LILI CSS FASAL SNAL Sd SAN SSS swale 100 C 212F 01422 DIS GHXI ETS SYA SUHU EHE LTS AIM AA SZUR LP ol Cet HEISE ROH AID 2 HO an A 250 CD ROM EIEI SAIS NOA OS ALS SAYA JAAN ABO ES EO E CD ROM COS 8 MO Es SAGA OS AAS ASO ABS SAS L O HVS RI LICI CD ROM 20129 ENE MAOH ASS aol BASSO L 82 ASU CD ROM Ecole WHE SH E LE 50 ASUC CD ROM Col SHS MASA BES SEMO 3 Ho AE CD ROM SetolBol SMA 3A Es 38 HOH 23 ASACOlLS 0 SH USLICH OS NES SH dol ASOI EaU HAS FAHU SS 214
44. Hardware Maintenance Service for Service Level A Machine Types 6644 6645 and 6646 6644 6645 6646 First Edition May 2000 The following paragraph does not apply to any state or country where such provisions are inconsistent with local law INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE References to IBM products programs or services do not imply that IBM intends to make them available outside the United States This publication could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be made in later editions IBM may make improvements and or changes in the product s and or the program s at any time Address comments about this publication to IBM Corporation Dept E23 962 2 455 Park Place Lexington KY 40511 1856 USA Information you supply may be used by IBM without obligation For copies of publications related to this product call toll free 1 800 IBM 7282 in the Continental U S A In Canada call toll free 1 800 465 7999 O Copyright International Business Machines Corporation 2000 All rights reserved Note to U S Government Users Documentation related to restricted rights Use duplication or disclosure is subject to restrictions
45. Jumpers and Connectors 105 Power Supply Connectors and Voltages 107 Network Cards ii 109 3 5 In Hard Disk Drive Jumper Settings 110 CD ROM Drive pp 113 CD ROM Drive Rear Panel Connectors and A eee cave rennen 115 DIMM Configurations pp 116 System Board Connector Pin Signals 117 Monitor Port Signals pp 117 IDE Cable Connector Signals 117 Safety Inspection Guide 119 General Guidelines 120 Parts Catalog ee Abbreviations System Assembly Assembly 1a System Unit Interior 123 Assembly 1b System Unit Exterior 126 Assembly 2 Hard Drive nen 127 Assembly 3 CD ROM Drive 128 Assembly 4 Power Cord 129 Assembly 5 Keyboard and Mouse 131 Appendix A FRU Number List 133 Notices References in this publication to IBM products programs or services do not imply that IBM intends to make these available in all countries in which IBM operates Any reference to an IBM product program or service is not intended to state or imply that only IBM s product program or service may be used Any functionally equivalent product program or service that does not infringe any of IBM s intellectual property rights
46. M Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes Messages Action FRU 0203 ECC Memory Required 0204 Memory Test Failed DIMMs System board 0205 Memory Conflict Error System board 0206 Memory Configuration Error 0207 Memory Continuity Error Reconnect Memory DIMMs System board DRAM Parity Configuration 0229 Processor L2 Cache Error System board 0262 Enter BIOS and load default settings DIMM System board 0301 Keyboard Error 0303 Keyboard Controller Error Re connect keyboard Enter BIOS and load default settings Keyboard System Board 0604 Diskette Drive Error 0605 Diskette Unlocked Problem 0662 Diskette Drive Configuration Reconnect diskette drive Diskette drive System board 0762 Coprocessor Configuration Enter BIOS and load default settings System board 1762 Hard Disk Configuration Hard disk drive System board Check Procedures 41 Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indi
47. MPLETE WITHOUT AN ERROR YES READ AHEAD NO GO TO STEP 005 e The system memory is now functioning correctly If you suspect an intermittent problem run the Memory test again e End 005 e Replace the DIMM that the memory test calls out and then re run memory test If all DIMMs on the system board have been replaced and the problem remains replace system board Go to step 001 64 IBM Desktop System HMM Keyboard 001 START Power off system unit and ensure the keyboard plug is connected properly 002 Insert the diagnostics CD into the CD ROM drive and power on the system unit e Select Interactive Tests menu then execute Keyboard test 003 DOES THE KEYBOARD FUNCTION CORRECTLY YES READ AHEAD NO GO TO STEP 004 e Keyboard is functioning normally End 004 ARE THERE ANY STUCK KEYS OR ANY GRIME IN THE GAP OF KEYCAPS YES READ AHEAD NO GO TO STEP 005 Power off the system unit Carefully remove the grime and solve the stuck keys problem Goto step 001 005 ARE THERE ANY BROKEN PINS IN THE KEYBOARD PLUG YES GO TO STEP 007 NO READ AHEAD e Try with a known good keyboard 006 DOES THE ERROR SYMPTOM STILL REMAIN YES READ AHEAD NO GO TO STEP 007 e Replace the system board End 007 e Replace the keyboard End Check Procedures 65 Mouse 001 START Make sure that the mouse ball turns freely Make sure tha
48. POST but is for the most part transparent to the user POST checks the following System Board Keyboard e Memory e Mouse e VGA Controller CD ROM Drive s e Hard Disk Drive s e Sound Controller To start POST power on the monitor and then the system unit The following will happen 1 The IBM logo will appear on the screen 2 At this time one of two hot keys may be used The F1 key will cause the system Setup Utility menu to appear The F9 key will switch the graphical IBM logo screen to the traditional text based system startup screen which displays BIOS version and system memory tested The F9 key will only work after exiting BIOS Setup 3 If an error is detected during POST the IBM logo screen will automatically switch to the text based screen and display the error message or code with a beep Depending on the criticality of the POST error the system may halt and or display the message Press lt F1 gt to enter to the Setup or lt Enter gt to continue If this message appears pressing the Enter key will allow the system to attempt to proceed despite the reported error pressing F1 will cause the system Setup Utility menu to appear Diagnostic Aids 77 4 If no keyboard keys are pressed and if POST is completed without errors the system will then proceed with the loading of Windows 2000 or other operating system from a hard disk drive or CD ROM drive depending on the Start options selected in th
49. Power Cord x x x Euro France Germany Sweden Norway Netherlands Finland Belgium Bosnia Croatia Egypt Greece Hungary Poland Portugal Romania Slovenia Spain Sweden Turkey LA HI Volt 4 NS 14F0050 Power Cord x x x Swiss Parts Catalog 129 Asm FRU Descritor Model Model Model Index Number p 6644 6645 6646 4 NS 13F9996 Power Cord x x x Denmark 4 NS 14F0068 Power Cord x x x Italy Chile 4 NS 13F9939 Power Cord x x ANZ 4 NS 14F0086 Power Cord x x x Israel 4 NS 14F0014 Power Cord x x x South Africa 130 IBM Desktop System HMM Assembly 5 Keyboard and Mouse Asm FRU Descroti n Model Model Model Index Number P 6644 6645 6646 5 1 09N5590 106 US English x x x 103P US CAN ANZ China 5 1 09N5591 107 Arabic 253 x x x 5 1 09N5592 107 Belgian x x x French 120 5 1 09N5593 107 Belgian UK X x x 120 5 1 09N5594 107 Bulgarian 442 5 1 09N5596 107 Czech 243 5 1 09N5597 107 Danish 159 5 1 09N5598 107 Dutch 143 5 1 09N5599 107 French 189 5 1 09N5601 107 French x x x XI XI XI Xx x XI XI XI Xx x XI XI XI Xx x Canadian 58 Commercial 5 1 09N5602 107 German x x x 129 5 1 09N5603 107 Greek 319 x x x 5 1 09N5604 107 Hebrew x x x 212 5 1 09N5605 107 Hungarian x x x 208 5 1 09N5606 107 Iceland 197
50. SB Boot device 16 V Video 4 Video Setup 16 Voltage Supply Switch Settings VII W Weight 27 Printed in U S A International Business Machines Corporation Old Orchard Road Armonk New York 10504 Part Number 06P1788 Pub Number SO6P 1788 00
51. VING ANY FRU POWER OFF THE COMPUTER UNPLUG ALL POWER CORDS FROM ELECTRICAL OUTLETS THEN DISCONNECT ANY INTERCONNECTING CABLES ATTENTION The system board processors adapter cards DIMMs and upgrade processors can be damaged by electrostatic discharge Use an electrostatic discharge ESD strap to establish personal grounding If you don t have an ESD strap establish personal grounding by touching a ground point with one hand before touching the static sensitive FRUs The arrows in the removals and replacements procedures show the direction of movement to remove a field replaceable unit FRU to turn a screw or the direction to press a tab to release the FRU Begin all removals by removing the cover and rear cover if applicable When other FRUs must be removed prior to removing the failing FRU they are listed at the top of the page Go to the removal procedure for each FRU listed remove the FRU and then continue with the removal of the failing FRU To replace a FRU reverse the removal procedure and follow any notes that pertain to replacement Before disconnecting any cables note their location and orientation Reinstall any new FRUs with cabling in their original location 84 IBM Desktop System HMM Cover Remove the screw from the top cover Push the top cover forward and pull it away from the system Repair Information 85 Processor and Fansink IMPORTANT Processors are sensitive to static d
52. a note of the errors 4 DOS should load During boot verify that each driver loads successfully For drivers that do not load successfully verify that the device driver is associated with it and is installed properly 5 Diagnostics program PC Doctor will load then follow the screen instructions to operate NOTE You will not be able to use the USB mouse with the DOS diagnostics Use the keyboard to work with the diagnostic menus Diagnostic Aids 79 Using Diagnostic Program from Recovery CD 1 80 Insert the recovery CD into the CD ROM drive then restart computer Depress F1 while POST to enter BIOS Setup menu Select and enter Startup Options set the first priority of boot sequence to CD ROM Save and exit from BIOS Setup When screen displays IBM Recovery Program menu choose Run Diagnostics to execute diagnostic program Follow the instructions on the screen to operate the diagnostics program IBM Desktop System HMM Diagnostics Program Features Diagnostics program PC Doctor includes the following features Table 3 1 Diagnostic Program Main Menu Selections Main Menu Selections Submenu Selections Diagnostics Run Normal Test Run Quick Test CPU Coprocessor System Board Fixed Disks Other Devices CD ROM Drive Memory Test Full Memory Test Quick Interactive Tests Keyboard Video Internal Speaker Mouse Printer Test CD ROM Test Stereo Speaker
53. ace des prises 4 D branchez tous les c bles des unit s Notices XVII A ATTENTION Remplacez la pile usag e par une pile de r f rence identique exclusivement voir la r f rence IBM ou par une pile quivalente recommand e par le fabricant Si votre syst me est dot d un module contenant une pile au lithium vous devez le remplacer uniquement par un module identique produit par le m me fabricant La pile contient du lithium et pr sente donc un risque d explosion en cas de mauvaise manipulation ou utilisation e Ne la jetez pas a l eau e Nel exposez pas une temp rature sup rieure a 100 C Ne cherchez pas la r parer ou a la d monter Pour la mise au rebut reportez vous a la r glementation en vigueur A ATTENTION Si une unit de CD ROM est install e prenez connaissance des informations suivantes Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites dans le pr sent document Pour eviter une exposition directe au rayon laser n ouvrez pas l unit de CD ROM Vous ne pouvez effectuer aucune op ration de maintenance l int rieur PERIGO Certaines unit s de CD ROM contiennent une diode laser de classe 3A ou 3B Prenez connaissance des informations suivantes Rayonnement laser lorsque le carter est ouvert Evitez de regarder fixement le faisceau ou de XVIII
54. avi di segnale con una sola mano per evitare il rischio di scosse derivanti dal contatto con due superfici a diverso potenziale elettrico La corrente elettrica circolante nei cavi di alimentazione del telefono e di segnale pericolosa Per evitare scosse elettriche collegare e scollegare icavi come descritto quando si effettuano l installazione la rimozione o l apertura dei coperchi di questo prodotto o durante il collegamento delle unit XXII Per collegare Per scollegare 1 SPEGNERE tutti i 1 SPEGNERE tutti i dispositivi dispositivi 2 Collegare prima tutti cavi 2 Rimuovere prima il i alle unita cavo i di alimentazione 3 Collegare i cavi di segnale dalla presa elettrica alle prese 3 Rimuovere i cavi di 4 Collegare il i cavo i di segnale dalle prese alimentazione alla presa 4 Rimuovere tutti i cavi dalle elettrica unit 5 ACCENDERE le unit A ATTENZIONE Quando si sostituisce la batteria utilizzare solo una batteria IBM o batterie dello stesso tipo o di tipo equivalente consigliate dal produttore Se il sistema di cui si dispone provvisto di un modulo contenente una batteria al litio sostituire tale batteria solo con un tipo di modulo uguale a quello fornito dal produttore La batteria contiene litio e pu esplodere se utilizzata maneggiata o smaltita impropriamente Evitare di e Gettarla o immergerla in acqua Riscaldarla ad una temperatura superiore ai 100 C e Cerca
55. cartada de forma adequada N o e Jogue ou coloque na gua e Aque a a mais de 100 C 212 F e Conserte nem desmonte Descarte a bateria conforme requerido pelas disposi es e regulamenta es locais A CUIDADO Quando uma unidade de CD ROM estiver instalada observe o seguinte A utilizag o de controles ou ajustes ou a execuc o de procedimentos diferentes daqueles especificados nesta publicac o pode resultar em exposig o perigosa a radiac o A remo o das tampas da unidade de CD ROM pode resultar em exposi o a radia o perigosa de laser N o existem pe as que possam ser consertadas no interior da unidade de CD ROM N o remova as tampas da unidade de CD ROM PERIGO Algumas unidades de CD ROM cont m um diodo de laser da Classe 3A ou da Classe 3B Observe o seguinte Radia o de laser quando aberto N o olhe diretamente para o feixe de laser n o olhe Notices XI diretamente com instrumentos ticos e evite exposic o direta ao raio CUIDADO A corrente el trica proveniente de cabos de alimentac o de telefone e de comunicac o perigosa Para evitar ferimentos pessoais ou danos aos equipamentos desconecte os cabos de alimentac o sistemas de telecomunica o redes e modems antes de abrir as tampas do servidor a menos que receba outras instrug es nos procedimentos de instalac o e configurac o XII 10 A ta
56. cated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes Messages Action FRU 1780 Fixed Disk Configuration Error Reconnect hard disk cables Hard disk drive System board No More IRQs available 1880 No More IRQs available 1780 Reconnect hard disk cables Fixed Disk 0 Error Enter BIOS setting to load 1780 default settings Fixed Disk Error 1 Proper speed for 1781 processor Speed should Fixed Disk 1 Error be a multiple ofthe original processor 1782 Hard disk drive Fixed Disk 2 Error System board 1783 Fixed Disk 3 Error 1800 Run Setup verify PCI Run Diagnostics PCI adapter card 1801 No More Room for Option ROM 1881 No More Room for Option ROM Check Setup Run Diagnostics Adapter Cards Make sure BIOS is at latest level System board 1802 No More I O Space Available 1882 No More I O Space Available Check Setup Run Diagnostics Adapter Cards Make sure BIOS is at latest level System board 42 IBM Desktop System HMM Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause
57. d the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU Real Time Clock Real time clock is inaccurate Ensure that the information in the Date and Time of BIOS Setup is set correctly See Date and Time on page 21 Load default settings CMOS battery System board Video and Monitor Video memory test failed Video adapter failed Remove all non factory installed cards Load default settings if screen is readable System board Display problem Incorrect colors No high intensity Missing broken or incorrect characters Blank monitor dark Blank monitor bright Distorted image Unreadable monitor Other monitor problems Monitor signal connection cable Monitor System board Display changing colors Monitor signal connection cable Monitor System board Display problem not listed above including blank or illegible monitor Monitor on page 70 Load default settings if screen is readable System board USB Ports NOTE Execute Load BIOS Default Settings in BIOS Setup to confirm ports presence before diagnosing any USB ports problems Remove all external USB hubs 52 IBM Desktop System HMM Table 2
58. drive bracket then remove the hard disk drive from the hard disk drive bracket IBM Desktop System HMM Power Supply e Disconnect the power supply connector from the system board Remove the three screws from the chassis as shown here e Remove the power supply from the chassis Repair Information 97 Power Button Indicator LED and Cable Disconnect the LED power switch cable from the system board Remove two LEDs from the chassis gently Push two latches to remove the power switch from the chassis carefully Remove the cable from the clasps on the chassis and then remove the cable from the chassis 98 IBM Desktop System HMM System Board Remove the six screws as shown then remove the system board from the chassis Repair Information 99 System Backup Battery IMPORTANT All BIOS configuration settings will be lost when the backup battery is removed ATTENTION Be careful when removing the backup battery If the metal lever is damaged or broken the system board must be replaced e Gently pull the metal lever away from the backup battery Lift the backup battery out IMPORTANT Make sure to insert the battery with the positive side facing up A plus sign indicates the positive side e If you replace the system battery you need to reset the system date and time You can perform this task from the Window 2000 desktop or from the Configuration Setup Utility To reset t
59. e Enter BIOS Setup and load default settings USB mouse USB keyboard System board 8603 Pointing Device has been Removed Pointing device mouse System board 44 IBM Desktop System HMM Table 2 2 BIOS Error Beeps List NOTE To diagnose a problem first find the BIOS error beeps in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Beeps Action FRU 1 1 3 CMOS Write Read Error Enter BIOS Setup and load the default settings CMOS battery System board 1 1 4 BIOS ROM Checksum Error Enter BIOS Setup and load the default settings CMOS battery System board 1 2 1 Programmable Interval Timer Test Error Enter BIOS Setup and load the default settings System board 1 2 2 DMA initialization Error Enter BIOS Setup and load the default settings System board 1 2 3 DMA Page Register Write Read Test Error Enter BIOS Setup and load the default settings System board 1 2 4 RAM Refresh Verification Error Enter BIOS Setup and load the default settings System board 1 3 1 1st 64K RAM Test Error Insert the memory modules in the DIMM sockets properly then reboot the system Memory module See the Step 005 of Memory on page 64 to replace memory mod
60. e BIOS Setup Utility If any errors are detected by POST there will be an error message accompanied with an error code shown on display screen and a beep See Index of Symptoms Messages Error Codes or Beeps to find the most likely cause and action 78 IBM Desktop System HMM Diagnostic CD IMPORTANT This manual is intended to test the IBM 6644 6645 6646 machine type only Testing devices which are not included with the original product package including other IBM products prototype cards or modifying hardware settings may give false errors and invalid system responses The diagnostics not specifically made for this model may also report incorrect errors and information NOTE Didgnostics will be included on the Recovery CD 1 This version of PC Doctor diagnostics program developed by PC Doctor for IBM is the primary method of testing the computer You can use it to test the IBM components of the system and some external devices The amount of time required to test components depends on the number of components installed and selected The more devices you have attached to your system and selected in PC Doctor the longer the testing will take NOTE The diagnostics program for Type 6644 6645 6646 are the same Using the Diagnostic CD 1 Power off the system unit 2 Insert diagnostic CD in drive A 3 Power on the system unit NOTE Do not press F1 during POST If any POST errors appear after POST make
61. e monitor and the system unit In this case check this signal cable before replacing the unit See Monitor Port Signals on page 117 for pin identification Ensure correct monitor refresh rate e Note any symptoms messages error codes or beeps Make sure that there are no CD in the drives 002 DOES AN IBM LOGO SCREEN APPEAR YES READ AHEAD NO GO TO STEP 004 Insert diagnostics CD in the CD ROM drive or the the diagnostic diskette in a USB attached diskette drive 003 DOES SYSTEM LOAD THE DIAGNOSTICS PROGRAM YES READ AHEAD NO GO TO STEP 004 Follow the instructions on the screen and select Utility from the diagnostics program menu Select Tech Support Form from the menu press F5 to execute then generate a system configuration report Compare the system configuration list with the actual devices installed in system NOTE If necessary remove the machine cover and visually compare the devices installed in system to those shown in the system configuration report e Go to step 006 Check Procedures 33 004 DO ANY MESSAGES ERROR CODES OR SYMPTOMS APPEAR YES READ AHEAD NO GO TO STEP 005 e Go to Index of Symptoms Messages Error Codes or Beeps on page 36 End 005 e If the keyboard responds incorrectly go to Keyboard on page 65 If monitor problems appear such as jittering shifting or being out of focus go to Monitor on page
62. ectors and JUMPers ssaa an 115 DIMM Configurations pp 116 System Board Connector Pin Signals 117 Monitor Port Signals ne 117 IDE Cable Connector Signals 117 Parts Test Point Locations 103 Introduction This chapter contains system board layouts and jumper settings It is useful when you are asked to measure voltages Use this information to help you locate parts such as electronic boards connectors pin numbers and test points This chapter also contains jumper settings for the hard disk drive CD ROM and the connector information for modem adapter card 104 IBM Desktop System HMM System Board Jumpers and Connectors NOTE The whitened pin of a jumper represents pin 1 System Board Jumper Settings Jumper Settings Function JP11 JP4 Reserved 1 3 2 4 3 5 4 6 AMP Select Reserved JP7 Boot Block CMOS Clear 1 2 2 3 Clear function Default Clear CMOS Boot Block Recovery Parts Test Point Locations 105 System Board Connector Functions Connector Function Connect to CN2 Rear Universal USB device Serial Bus USB connector CN3 ATX Power Supply Power supply Connector CN6 CRT VGA connector Monitor CN7 IDE 2 CD ROM CN8 IDE 1 Hard Disk Drive CN9 Test Serial Debug PORT CN10 POV connector POV board CN11 Front Universal USB device
63. er BIOS Setup and load the default settings Adapter card System board System Tampered 0175 System board Bad EEPROM CRC 1 0176 Enter BIOS Setup and load the default settings System board 0177 Inventory Violation System board Check Procedures 39 Table 2 1 POST Error Codes and Messages List NOTE To diagnose a problem first find the BIOS error messages or codes in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Codes Asset control Antenna not Detected Messages Action FRU 0183 Enter Administrator PAP is Required password 0184 Enter new password 0186 Secure Data can Not be Recovered System board 0187 Bootseq and Administrator Password Cleared Clear Administrator password System board 0190 System Tampered Reset If the code does not clear replace the system board 0191 Security Hardware Reset 0192 Security Hardware Tamper Detected Enter Administrator password Check Setup System board Memory Error 0193 Security Hardware Removed 0194 Information for the system RFID Antenna Removed administrator 0195 Error can be cleared in RFID Antenna Installed Setup Antenna System board 0201 DIMMs I O channel memory System board 40 IBM Desktop System HM
64. er off the system Check and ensure that the CD ROM drive power cable and audio and data cables are not damaged and are connected properly e Check and ensure that the CD ROM drive driver is loaded correctly Load default settings 003 DO THE TESTS OF OPEN CLOSE TRAY BY DIAGNOSTICS PROGRAM AND BY DEPRESSING CD ROM DRIVE BUTTON WORK YES READ AHEAD NO GO TO STEP 006 Load a known good data CD into the CD ROM drive and try to read its content by typing DIR at DOS prompt 004 CAN ACD BE READ FROM THE CD ROM DRIVE YES THEN THE CD ROM DRIVE FUNCTIONS NORMALLY NO READ AHEAD Try reading the CD with a known good CD ROM drive 005 IS THE CD STILL NOT READABLE YES READ AHEAD NO GO TO STEP 006 e Replace system board 62 IBM Desktop System HMM End 006 e Replace CD ROM drive e End Check Procedures 63 Memory 001 START Power off the system unit Insert the diagnostics CD into the CD ROM drive Ensure that all DIMMs are installed correctly Power on the system unit Take note of any messages error codes or symptoms 002 DO YOU RECEIVE POST MEMORY ERROR MESSAGE YES READ AHEAD NO GO TO STEP 003 Enter BIOS Setup Utility then reboot the system Take note of any messages error codes or symptoms If the error message remains go to step 005 003 Follow the screen instructions to run the Memory test 004 DOES THE MEMORY TEST CO
65. erhalb des CD ROM Laufwerks die vom Benutzer gewartet werden m ssen Die Verkleidung des CD ROM Laufwerks nicht ffnen VORSICHT Manche CD ROM Laufwerke enthalten eine eingebaute Laserdiode der Klasse 3A oder 3B Die nachfolgend aufgef hrten Punkte beachten Laserstrahlung bei ge ffneter T r Niemals direkt in den Laserstrahl sehen nicht direkt mit optischen Instrumenten betrachten und den Strahlungsbereich meiden Notices XXI A ACHTUNG An Netz Telefon und Datenleitungen k nnen gef hrliche elektrische Spannungen anliegen Um eine Gefahrdung des Benutzers oder Beschadigung des Ger ts zu vermeiden ist der Server auszuschalten Die Verbindung zu den angeschlossenen Netzkabeln Telekommunikationssystemen Netzwerken und Modems ist vor dem Offnen des Servergeh uses zu unterbrechen sofern in Installations und Konfigurationsanweisungen nicht anders angegeben A PERICOLO Per evitare il pericolo di scosse elettriche durante i temporali non collegare o scollegare cavi non effettuare l installazione la manutenzione o la riconfigurazione di questo prodotto Per evitare il pericolo di scosse elettriche e collegare il cavo di alimentazione ad una presa elettrica correttamente cablata e munita di terra di sicurezza e collegare qualsiasi apparecchiatura collegata a questo prodotto ad una presa elettrica correttamente cablata e munita di terra di sicurezza Quando possibile collegare o scollegare i c
66. etachable system 1 0 signal cable between the monitor and the system unit Check the line voltage power cord and continuity for the system I O signal cable before replacing the monitor See Monitor Port Signals on page 117 for pin identification 001 START Power off the system unit and monitor Remove all adapter cards e Make sure that the monitor I O signal cable is properly connected to the system unit and monitor e Make sure that the power cords are properly connected to the system unit and monitor and that the line voltage is correct Make sure that the monitor contrast and brightness controls are not turned too low Make sure that the diagnostics CD is in the CD ROM drive Power on the monitor and wait 20 seconds e Power on the system unit NOTE You may need to refer to the service information provided with the monitor 002 IS THE SCREEN READABLE YES READ AHEAD NO GO TO STEP 004 NOTE If the screen shows a blinking cursor with no memory count running answer this question No Select Interactive Tests from the Main Menu Select and execute Video test from the menu Follow the prompts and perform the video test Go to Index of Symptoms Messages Error Codes or Beeps on page 36 70 IBM Desktop System HMM e You might have to adjust the monitor controls to obtain the best image 003 DOES THE MONITOR SUCCESSFULLY PASS Run Normal Test YES READ AHEA
67. f the following Add or change hardware on your computer Make changes to other menus in Setup and save those changes To view the computer information such as the model number system board identifier serial number system UUID and BIOS version and date select the Product Data option from the Setup main menu Like in the System Information menu the items displayed are not configurable General Information 15 Devices and I O ports If you install USB devices video IDE drives audio or network drive BIOS auto detects the presence of these devices Enter Setup to identify or verify the type of drive installed in the computer If you want to change any drive setting select Devices and I O Ports from the main menu The Devices and I O Ports menu appears showing the USB boot device parameters USB Boot device The item Universal Serial Bus USB parameter displayed in the Devices and I O Ports option is not configurable and the default setting is Detected Video Setup Active Video This item displays the onboard video controller chipset information It is not configurable Shared System Memory Set the amount of system memory 512 KB or 1 MB to be reserved for the integrated video Operating systems that use SVGA will dynamically allocate additional system memory for the integrated video The integrated video requires a minimum of 512KB of shared system memory POST will allocate 1 MB of shared video memory
68. ge 110 Check the voltages of all disk drive power connectors See Power Supply Connectors and Voltages on page 107 Correct the parameter settings under IDE Drives in the BIOS Setup See Hard Disk Drive on page 4 Inthe BIOS Setup check that the correct drive size is set for the flagged drive shown in the System Information See Viewing System Infor mation and Product Data on page 15 Enter BIOS Setup and load default settings If the problem remains check the continuity on the drive and the cable and replace it if necessary If that does not fix the problem replace the system board End 005 Select Diagnostics from the PC Doctor diagnostics program main menu Select and execute Fixed Disks Test if you want to test hard disk drive Select CD ROM DVD Drive from the main program menu to test the CD ROM drive Check Procedures 57 If an error or other symptom appears go to In dex of Symptoms Messages Error Codes or Beeps on page 36 If no error can be detected or the symptom is in termittent go to Undetermined Problems on page 72 End 58 IBM Desktop System HMM Audio Not Supported by Diagnostics Program IMPORTANT While performing this check you may need to enter and exit Microsoft Windows 2000 several times When instructed to select an icon or button double click on the item with the mouse NOTE For more information about using Microsoft W
69. he system date and time in the Configuration Setup Utility select the Date and Time option from the Main Menu 100 IBM Desktop System HMM Handling ESD Sensitive Parts Many electronic parts are sensitive to electrostatic discharge ESD To prevent damage when working with ESD sensitive parts observe the following instructions Do these in addition to taking all the usual precautions such as switching off the power and unplugging the power cord e Keep the ESD sensitive part in its original shipping container or special ESD bag until you are ready to install the part e Make the fewest possible movements with your body to prevent an increase of static electricity from clothing fibers carpets and furniture Put the ESD wrist strap on your wrist Ensure the machine is turned off Connect the wrist strap to the serial bracket mounting screw This discharges any static electricity in your body to the machine frame Hold the ESD sensitive part by its edge connector shroud cover Do not touch its pins If you are removing a plug able module use the correct tools Do not place the ESD sensitive part on the machine cover or on a metal table If you need to put down the ESD sensitive part for any reason put it into it s original container Machine covers and metal tables are electrical grounds They increase the risk of damage because they make a discharge path from your body through the ESD sensitive part La
70. hock hazard do not connect or disconnect any cables or perform installation maintenance or reconfiguration of this product during an electrical storm To avoid shock hazard The power cord must be connected to a properly wired and earthed receptacle e Any equipment to which this product will be attached must also be connected to properly wired receptacles When possible use one hand to connect or disconnect signal cables to prevent a possible shock from touching two surfaces with different electrical potentials Electrical current from power telephone and communications cables is hazardous To avoid shock hazard connect and disconnect cables as described following when installing moving or opening covers of this product or attached devices To Connect To Disconnect 1 Turn Everything OFF 1 Turn Everything OFF 2 First attach all cables to 2 First remove power devices cord s from outlet 3 Attach signal cables to 3 Remove signal cables receptacles from receptacles 4 Attach power cord s to 4 Remove all cables from outlet devices 5 Turn device ON IMPORTANT When replacing the battery use only IBM Part Number 33F8354 or an equivalent type battery recommended by the manufacturer If your system has a module containing a lithium battery replace it only with the same module type made by the same manufacturer The VII battery contains lithium and can explode if not properly
71. i session format Video Physical interface is compatible with the IBM Personal System 2 PS 2 VGA interface Ethernet 10 100 Mbps Auto negotiation for automatic speed selection PCI 32 bit bus master architecture provides high throughput with low CPU utilization Audio Compatible to Sound Blaster Sound Blaster Pro and Windows Sound System Pointing device IBM USB compatible mouse Keyboard device IBM USB compatible keyboard USB Supports Universal HCI Specification for USB 1 0 6 IBM Desktop System HMM CMOS Reset This system does not deny access to BIOS Setup Utility if Administrative Password is not set Execute Load BIOS Default Settings in BIOS Setup to clear the corrupted CMOS data See Loading Default Settings on page 14 General Information 7 Power On Password A power on password denies access to the system by an unauthorized user when the system is powered on When a power on password is active the password prompt appears on the screen each time the system is powered on The system starts after the proper password is entered See Power On password on page 22 for more information about how to change remove and set password in BIOS Setup In some cases you might be required to service a system with an active and unknown power on password To clear a password from the system follow these steps 1 Turn off system unit 2 Unplug
72. ies the current line transmission speed Depending on the 10Base T 100Base T connections to unshielded twisted pair 10Base T UTP or unshielded twisted pair 100Base T Catagory 5 the transmission speed will be auto detected Parts Test Point Locations 109 3 5 In Hard Disk Drive Jumper Settings 40 pin IDE Connector 8 pin Jumper Connector TATTO PO oooooooooooooooooooo olo 000 4 pin Power Connectortor 3 5 In Quantum Fireball Series Hard Disk The configuration of the following jumpers controls the drive s mode of operation DS Drive Select For Master only e CS Cable Select e PK Park used as a place to store a jumper 110 IBM Desktop System HMM 40 pin IDE Connector 9 pin Jumper Connector RE CE J50 4 pin Power Connectortor Master Slave fal maa 3 5 In Maxtor Hard Disk 3 5 In Maxtor Hard Disk Drive Jumper Settings J50 Description On Drive configured as a Master or Drive configured as a Master with an attached Slave Off Drive configured as a Slave Parts Test Point Locations 111 40 pin IDE Connector 8 pin Jumper Connector H EA 4 pin Power Connectortor MASTER 40 pin IDE Connector 8 pin Jumper Connector a ooo 4 pin Power Connectortor SLAVE Do OM OCA 40 pin IDE Connector
73. indows 2000 see the user s guide that comes with the computer If an operating system other than Microsoft Windows 2000 is installed the program screens and icons may differ from these instructions 001 START Power off the system unit Remove all adapter cards Connect a hard disk drive with pre loaded Windows 2000 Power on the system unit Load default settings in setup audio may be disabled 002 DO ANY POST MESSAGES ERROR CODES BEEPS OR SYMPTOMS APPEAR YES READ AHEAD NO GO TO STEP 003 Go to Index of Symptoms Messages Error Codes or Beeps on page 36 e End 003 DO ANY MESSAGES OR ERROR CODES DISPLAY AFTER POST COMPLETES BUT BEFORE MICROSOFT WINDOWS 2000 STARTS YES READ AHEAD NO GO TO STEP 004 NOTE If POST does not complete answer this question No e Ensure that Windows 2000 is properly installed End 004 e Perform the following under Windows 2000 Check Procedures 59 NOTE If an operating system other than Microsoft Windows 2000 is installed the program screens and icons may differ from these instructions Start Microsoft Windows 2000 Select the Start icon Select Settings then select Control Panel Select the Sound icon aR WN In the Sound window select chimes from the Names field To test other adapter card software select an action from a menu in that software 005 IS THE PREVIEW BUTTON OR ACTION IN OTHER
74. ischarge e Disconnect the fansink cable from the system board e Grasp the tabs of the fansink stopper and squeeze before pulling it upward e Press the fansink clasp to release the lock on both sides e Remove the fansink by pressing the release tab rectangular end and lifting it up from the Processor Pull up the ZIF socket release lever Lift the processor out of the socket 86 IBM Desktop System HMM NOTE Installing the processor Place the ZIF socket release lever to the release up position Insert the new processor matching the notched corner of the processor with the pin 1 indicator on the socket Push down the lever to lock the processor to the socket Place the processor heat sink fan over the processor Insert one side of fan brace onto the ZIF socket Secure by latching the other side to the ZIF socket Reconnect the processor fan sink cable to the connector FN1 on the system board Replace the fansink stopper Repair Information 87 88 IBM Desktop System HMM Memory DIMM To release the memory module press down and out on the levers on both sides of the DIMM socket and then lift the memory module away Repair Information 89 Adapter Card To remove the adapter card remove the screw as shown then lift up the ada
75. ity and will require this option set to disable The default is set to Enabled Plug and Play Control Plug and Play Operating System Select Yes if you are experiencing POST errors numbered 185x and your system will be booting a Plug and Play compliant operating system The 185x errors are caused by the system being unable to configure all adapters and devices in the system because of conflicting resource assignments Selecting Yes allows the configuration of Plug and Play devices not required for booting to be performed by the operating system which can better manage the resource assignments of Plug and Play adapters and devices The default is No Processor Control It will indicate the Intel processor ID number and microcode revision date This information is not configurabled Power Management Wake on LAN Select Enabled to allow your system to power on in response to LAN wake up requests if the network adapter in your system supports this feature The default is set to Disabled Startup Sequence When the Wake on LAN is set to Enabled Startup Sequence will become configurable Select the start up sequence you want to use for this type of power on event If you select Automatic make sure that the Automatic Power On Start up Sequence is set to Enabled otherwise the system will use the Primarv startup sequence General Information 25 ACPI BIOS IRQ This field c
76. k from the Date and Time menu If you want to change the system date enter the date in the format shown on the screen If you change the time enter the time in 24 hour format hours minutes seconds For example 12 midnight is 00 00 00 12 noon is 12 00 00 1 p m is 13 00 00 When setting date and time press the up or down arrow key to highlight a field The date and time are saved as you type it System Security Enhanced Security Enabled Disabled Enhanced Security can be Enabled or Disabled only while flashing the system BIOS Enhanced Security Enabled gives the highest level of protection of system resources by locking the Administrator password and startup sequence in the EEPROM This level of security may not be desirable in networking environment General Information 21 Security Profile by Device IDE Controller All devices attached to the system board IDE controller can be disabled using this field When disabled IDE hard disk drives IDE CD ROM drives or any other devices attached to the system IDE controller will not appear in the system configuration Password to request before booting There are three options for the following selections First User which is the Power on password Second Administrator which allows the system to boot from the device Third Not Required which means a password is not required to boot from the device This option may be desired if the operating system meets the secu
77. m Assembly pp 123 Assembly 1a System Unit Interior 123 Assembly 1b System Unit Exterior 126 Assembly 2 Hard Drive 127 Assembly 3 CD ROM Drive _ 128 Assembly 4 Power Cord 129 Assembly 5 Keyboard and Mouse 131 Parts Catalog 121 Abbreviations In this chapter the following abbreviations are used to identify country and language version Country Language Version AT Austria AU Australia BD Belgium Dutch BF Belgium French CA Canada CE Canada English CF Canada French CN China DK Denmark Danish Fl Finland Finish FR France GE Germany HK Hong Kong IT Italy JP Japan LS LA Spanish ND Netherlands Dutch NL Netherlands Dutch NO Norway Norwegian SF Swiss French SG Swiss German SP Spain SW Sweden Swedish TW Taiwan UK United Kingdom US United States SZ Switzerland 122 IBM Desktop System HMM System Assembly Assembly 1a System Unit Interior Asm FRU es ribii ii Model Model Model Index Number P 6644 6645 6646 1a 1 19K2671 Chassis w o X X X power supply 1a 2 19K2663 95W Power x x x Supply Desk top 12 3 19K2672 Port Bracket LP X x x PCI 1a 4 19K2674 Power Switch x x x Cable Assembly 12 5 19K2673 Planar I O Port x x
78. may be installed You can install 64MB 128MB or 256MB PC 100 DIMM in any sockets and with any combinations NOTE Some system boards require that DIMM socket number one be occupied If after installing memory the system does not boot successfully and both DIMM sockets are not occupied switch the DIMM to the unoccupied socket and reboot the system 116 IBM Desktop System HMM System Board Connector Pin Signals Monitor Port Signals Pin Signal VO Pin Signal vo Name Name 1 Red Video O 9 5 V de 2 Green Video O 10 Synch Ground 3 Blue Video O 11 Monitor ID Bit 0 4 Monitor ID Bit 12 SDA 2 5 Synch 13 Horizontal O Ground Synch 6 Red Ground 14 Vertical O Synch 7 Green 15 SCL Ground 8 Blue Ground IDE Cable Connector Signals Pin Signal vo Pin Signal VO Name Name 1 Host Reset O 21 No Connection 2 Ground 22 Ground 3 Host Data 7 VO 23 Host IOW O 4 Host Data 8 VO 24 Ground Power 5 Host Data 6 VO 25 Host IOR O 6 Host Data 9 1 0 26 Ground Power 7 Host Data 5 VO 27 1 0 Channel Ready 8 Host Data VO 28 No 10 Connection 9 Host Data 4 VO 29 No Connection 10 Host Data VO 30 Ground Power 11 11 Host Data 3 VO 31 Host IRQ 12 Host Data VO 32 No 12 Connection Parts Test Point Locations 117 pin Signal vo Pin Signal NO Name Name 13 Host Da
79. ments pp 28 Check Procedures 29 Introduction latin ala aaa 30 Start sn oe ee aaa 31 Index of Symptoms Messages Error Codes ORBE PS a ina a a ehe 36 Troubleshooting L 55 Factorv Installed Storage Devices 55 Audio Not Supported by Diagnostics Program 59 CD ROM Drive us 62 Memory ina re 64 Keyboard near mer eee va nie sep i 65 MOUSE ee este A 66 Power Supply pp 68 Monitor urn 70 Undetermined Problems nn 72 Diagnostic AldS coincida 75 Introduction arte 76 Power On Self Test nennen 77 Diagnostic CD Lee nesa 79 Using the Diagnostic CD 79 Using Diagnostic Program from Recovery CD 80 Diagnostics Program Features 81 Repair Information pp 83 Removals and Replacements 84 COVER A A sap ed ai 85 Processor and Fansink nen 86 Memory DIMM 89 Adapter Card 90 Internal Speaker 91 USBiP Ort urn ran 92 CD ROM Drive 93 Hard Disk Drive pp 95 Power Supply ed aaea 97 Power Button Indicator LED and Cable 98 System Board 99 System Backup Batterv eneen 100 Handling ESD Sensitive Parts 101 Software Recovery Procedure 102 Parts Test Point Locations 103 Introduction areata 104 System Board
80. mpts to load the operating system from When the previous startup boot device is set to disabled the rest of following boot sequence will not be available to configure and the value will be Disabled Primary Startup Sequence The primary startup sequence is used when the system is powered on by the power switch The startup sequence will be USB Boot Device CD ROM Hard Disk 0 Network and Disabled General Information 19 Automatics Power on Startup Sequence This item allows you to select enabled if you want to use a different startup sequence when your system is started using the Automatic Power On features First Startup Device The default is set to Network Second Startup Device The default setting is Hard Disk 0 e Third Startup Device The default is Disabled Fourth Startup Device When the previous startup device is set to disabled the fourth startup device will become un configurable The default value is Disabled Error Startup Sequence Select Disabled if you want to start Setup whenever a POST Power On Self Test error occurs Select other options such as Network Primary Automatic or Disabled if you want to bypass Setup and use a different startup sequence when a POST error occurs You will still be able to enter Setup using the F1 key or on the POST error menu The default is set to Network Power On Self Test When set to Quick which is the default this paramete
81. n Setup Utility Select Options System Summary Product Data Devices and I O Ports Start Options Sate and Time System Security Advanced Setup Power Management Save Settings Restore Settings Load Default Settings Exit Setup lt Fl gt Help lt 4 gt Move lt ESC gt Exit lt Enter gt Select 12 IBM Desktop System HMM The following table lists specific keys on the keyboard that will help you move through the Setup menus Keys Function Down or up Use these arrow keys to highlight arrow key an option on the menu Press the Enter key to choose the option Left or right Use these arrow keys to make a arrow key selection and change an option s setting On some menus you can use these keys to move from one field to another F1 Press this key if you want help fora selected menu option Esc After viewing or making changes to the settings on a menu press this key to exit the menu Enter Press this key to choose a highlighted option from a menu F9 Press this key if you want to reload the current settings for a line F10 Press this key if you want to load the factory default settings from the selected brackets Changing Parameter Settings In the Setup menus the configuration information that you can change is enclosed in brackets like these You cannot change any information that is not enclosed in brackets Use the up or down arrow keys to highlight options then press Enter to di
82. nic board connectors If you are asked to measure voltage at several places on a plug or connector a chart next to or near the instruction indicates the number of the plug or connector the pin numbers you should measure the signal name and the correct voltage for the condition you are measuring Measure the voltage only at the pins listed in the chart Remember to set the meter on the correct scale and to put the meter leads in the correct position for the voltage you are asked to measure NOTE Use frame ground as the ground reference Attach the black ground lead of meter to frame ground except where specified otherwise Factory Installed Storage Devices Use this check procedure to test any factory installed drives ATTENTION The customer may have customized settings in the Setup Utility other than default settings on the computer you are servicing Running the Setup Utility might alter those settings Take note of the current settings and verify that the customer settings are in place when service is complete Check Procedures 55 NOTE If you cannot access the hard disk drive or load a CD from the CD ROM drive make sure that the BIOS Setup Utility has the startup sequence set with CD ROM and hard disk drives 001 START Insert the diagnostics program CD into the CD ROM drive Power off then power on the system unit 002 DO ANY POST MESSAGES ERROR CODES BEEPS OR SYMPTOMS OCCUR YES READ AHEAD
83. nta o deve ser conectado a um recept culo corretamente instalado e aterrado e Todos os equipamentos aos quais este produto ser conectado devem tamb m ser conectados a recept culos corretamente instalados Quando poss vel utilize uma das m os para conectar ou desconectar cabos de sinal para evitar um poss vel choque ao tocar duas superf cies com potenciais el tricos diferentes A corrente el trica proveniente de cabos de alimenta o de telefone e de comunica o perigosa Para evitar choques el tricos conecte e desconecte os cabos conforme descrito a seguir ao instalar movimentar ou abrir tampas deste produto ou de dispositivos conectados Para Conectar Para Desconectar 1 DESLIGUE tudo 1 DESLIGUE tudo 2 Conecte primeiro todos 2 Remova primeiro o s oscabos nosdispositivos cabo s de alimenta o 3 Conecte os cabos de sinal das tomadas nos recept culos 3 Remova os cabos de sinal 4 Conecte o s cabo s de dos recept culos alimenta o nas 4 Remova todos os cabos tomadas dos dispositivos 5 LIGUE o dispositivo A CUIDADO Ao substituir a bateria utilize apenas o N mero de Pe a IBM 33F8354 ou um tipo de bateria equivalente recomendado pelo fabricante Se seu sistema possuir um m dulo com uma bateria de l tio substitua o apenas pelo mesmo tipo de m dulo produzido pelo mesmo fabricante A bateria cont m l tio e pode explodir se n o for utilizada manuseada e des
84. o diagnose a problem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU Executing software Load default settings shutdown from Reload software from Windows2000 Start menu Recovery CD does not turn off the system Only pressing power switch can turn off the system No system power or power Power Supply on page 68 supply fan is not running System board Other Problems Any other problems See Undetermined Problems on page 72 54 IBM Desktop System HMM Troubleshooting Failing Parts or Assemblies The check procedures generally help you trace a problem to one part or assembly The last step of the specific check procedure you are using indicates that a part or assembly is failing You should inspect the part or assembly before you decide to replace it It might be loose dirty or in need of a small repair The check procedures might lead you to two or even three possible failing parts or assemblies The parts that might be failing are listed in order of the most probable failure Also the FRU parts are defined as replaced units and are not repaired in the field Measuring Voltages Some check procedure steps instruct you to measure voltages on cable plugs and electro
85. ontrols what IRQ the Advanced Configuration and Power Interface ACPI will use This should only be changed to resolve a conflict with an ISA Legacy adapter 26 IBM Desktop System HMM Specifications Dimension width x depth x height e System unit 88mm x 305 mm x 392 mm Weight e System unit 6 3 kg 14 Ib Environment e Temperature for system unit e Power on 10 to 35 C 50 to 95 F e Power off 10 to 60 C 14 to 140 F e Humidity for system unit Power on 20 to 80 Power off 20 to 80 Power consumption e System unit Maximum 95 Watts Electrical input Input voltage for system unit Sine wave input is required e Low Range 90 Vac to 132 Vac e High Range 180 Vac to 264 Vac General Information 27 Operating Requirements All machines require two power inputs one for the system unit and one for the monitor display The system units come with a voltage selector switch allowing selection of voltage of either 115 Vac or 230 Vac This switch must be in the 230 Vac position when the machine is plugged into a 230 Vac electrical outlet The required power input for the monitor Not included with some models shipped with the system unit is auto sensing type and does not require any voltage switch adjustment 28 IBM Desktop System HMM Check Procedures Introduction sd a ea 30 Staite een un lina 31 Index of Symptoms Messages Error Codes Or BEEDS ann ne N 36 Troubleshoo
86. or Processor Fan NOTE Normally the processor fan should be operative and the processor clock setting should be exactly set to match its speed requirement before diagnosing any processor problems Processor fan does not run but power supply fan runs Ensure that the system is not in power saving mode and the Stop CPU clock in sleep state is not set to Yes See Power Management on page 5 With the system power on measure the voltage of processor fan connector FN1 lts reading should be 12Vdc See System Board Jumpers and Connectors on page 105 Processor fan System board Processor test failed Processor System board System Board and Memory NOTE Ensure that the memory modules are installed properly and the contact leads are clean before diagnosing any system problems Memory test failed See Memory on page 64 System board Incorrect memory size shown or repeated during POST Insert the memory modules in the DIMM sockets properly then reboot the system Memory module See the Step 005 of Memory on page 64 to replace memory module System board 48 IBM Desktop System HMM Table 2 3 Error Symptoms List Continued NOTE To diagnose a problem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the firs
87. power cable from the electrical outlet IMPORTANT Do not attempt these steps with the power cord plugged into the electrical outlet The power supply maintains 5 Vdc of standby power when the power cord is plugged System damage might result if the power cord is not unplugged during jumper setting 3 Set JP7 to 2 3 position to clear BIOS setting as original manufacture setting See System Board Jumpers and Connectors on page 105 4 Plug power cable turn on the system and complete the BIOS clear procedure 5 Turn off the system unplug power cable from electrical outlet 6 Set JP7 to the 1 2 position to enable password check process See System Board Jumpers and Connectors on page 105 IMPORTANT To reinstall the password the user must enter a password in the Setup Utility If Enhanced Security is enabled and the password is forgotten the system board must be replaced 8 IBM Desktop System HMM Flash BIOS Update Procedure NOTE The flash update procedure will include entering the model number and serial number information in BIOS The flash update procedure can be performed from a USB diskette drive IDE CD ROM drive or a LS120 drive To run the Flash BIOS from a USB diskette drive or an IDE LS120 drive do the following 1 6 Prepare a diskette with the extracted files from LFJTxxA EXE xx is the revision level You can get the latest Flash BIOS from the Web at http www ibm com pc and
88. pter card from the system unit 90 IBM Desktop System HMM Internal Speaker e Cut the tie cable to release the cables e Disconnect the internal speaker cable from the system board To remove the internal speaker push the left latch rightward then remove the internal speaker from the system carefully Repair Information 91 USB Port Disconnect the front USB port cable from the system board Remove the two screws from the front USB port bracket as shown Remove the front USB port from the unit Remove the two screws from the front USB port then detach the bracket from the front USB port 92 IBM Desktop System HMM CD ROM Drive To remove the CD ROM drive first pull the latch upward then push the CD ROM drive forward Repair Information 93 Disconnect the audio cable CD ROM cable and power connector from the CD ROM drive Remove the CD ROM drive from the unit Remove four screws from the CD ROM bracket and then remove the bracket from the CD ROM drive 94 IBM Desktop System HMM Hard Disk Drive Disconnect the power connector from the hard disk drive e Disconnect the hard disk drive cable and remove it from the hard disk drive Repair Information 95 96 To remove the hard disk drive remove the screw from the hard disk drive bracket and push the hard disk drive rightward and forward then pull it upward Remove four screws from the hard disk
89. ptoms List Continued NOTE To diagnose a problem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU CD ROM drive cannot load or eject when the system is turned on and its eject button is pressed and held See CD ROM Emergency exit lt option 1 gt on page 114 and CD ROM Emergency exit lt option 2 gt on page 114 Disconnect all cables from CD ROM drive except power cable then press eject button to try to unload the disk CD ROM drive power CD ROM drive CD ROM drive does not read and there are no error codes or messages are displayed CD may have dirt or foreign material on it Check with a known good disc Ensure that the CD ROM driver is installed properly See CD ROM Drive on page 62 CD ROM drive CD ROM drive can play audio CD but no sound output Ensure that the headphone jack of the CD ROM has an output then check if the audio cable from CD ROM drive to system board CN12 is connected properly See System Board Jumpers and Connectors on page 105 Turn up the sound volume Speaker power connection cable CD ROM drive Check Procedures 51 Table 2 3 Error Symptoms List Continued NOTE To diagnose a problem first fin
90. r allows the system to boot faster by skipping some power on self test POST routines Power On Logos This parameter enables or disables to display the IBM logo function When set to Enabled which is the default BIOS is in graphical mode and displays the IBM logo while booting If it is set to Disable the system will not display the logo on the screen Option Key Display This option controls the prompt of the system software option keys such as the F1 and Esc keys when the system is turned on This may or may not affect the function of a specific key Select Enabled to display the prompts 20 IBM Desktop System HMM Network Boot Prompt This option allows the user to boot from the Network by pressing F12 after the system is turned on Pressing F12 will override the normal boot sequence Select Enabled to display the F12 prompt Power On Status This option controls the display of the memory count system check points and beeps when the system is turned on Select Enabled to allow this information to be displayed Select Disabled which is the default value to turn these off Virus Detection The system has a built in virus detection program The virus detection program runs at boot time and can be enabled or disabled from this field The default is set to Disabled Date and Time From the Configuration Setup main menu select the Date and Time option to view or change the system cloc
91. re di ripararla o smaltirla Smaltire secondo la normativa in vigore D Lgs 22 del 5 2 97 e successive disposizioni nazionali e locali Notices XXIII ZN ATTENZIONE Quando e installata un unit CD ROM notare quanto segue L utilizzo di controlli regolazioni o l esecuzione di procedure non descritti nel presente manuale possono provocare l esposizione a radiazioni pericolose L apertura di un unit CD ROM pu determinare l esposizione a radiazioni laser pericolose All interno dell unit CD ROM non vi sono parti su cui effettuare l assistenza tecnica Non rimuovere i coperchi dell unit CD ROM PERICOLO Alcune unit CD ROM contengono all interno un diodo laser di Classe 3A o Classe 3B Prestare attenzione a quanto segue Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici ed evitare l esposizione diretta al fascio A ATTENZIONE La corrente circolante nei cavi di alimentazione del telefono e di segnale pericolosa Per evitare situazioni pericolose per le persone o danneggiamenti all apparecchiatura scollegare i cavi di alimentazione i sistemi di telecomunicazioni le reti e edi modem prima di aprire i coperchi del servente se non diversamente indicato nelle procedure di installazione e configurazione XXIV Fo HA AS B SU HOSES Sd ULE ARS ASSUO ER PI EX QE JAJ ROM CHHU Hl ASO BIA SH DI A MH SHE S AU ASE AN AA SA AAS W
92. rformance The High Performance mode allows IDE devices attached to the system board IDE controller to utilize any performance enhancement features the device may support If an IDE device attached to the system board IDE controller does not function properly or causes other IDE devices attached to the same controller not to function properly set this field to the Compatible mode This will allow other IDE hard disk drives or IDE devices which do not follow the ATA IDE specification to function properly The default is set to High Performance General Information 17 IDE Read Prefetch The default setting is Disabled Read prefetch can improve performance of your system IDE CD ROM devices and some operating systems may not work properly with this feature Enabled IDE Hard Disk Drive 1 IDE Hard Disk Drive 1 if installed is attached to IDE connector 1 on the system board and is set as the slave device e Size The default is set to Not installed IDE CD ROM Drive 2 IDE CD ROM Drive 2 is attached to IDE connector 2 on the system board and a pre installed CD ROM drive is connected here IDE Performance The High Performance mode allows IDE devices attached to the system board IDE controller to utilize any performance enhancement features the device may support If it does not function properly set this field to the Compatible mode The default is set to High Performance
93. rge metal objects can be discharge paths without being grounded e Prevent ESD sensitive parts from being accidentally touched by other persons Reinstall machine covers when you are not working on the machine If possible keep all ESD sensitive parts in a grounded metal cabinet Be extra careful when working with ESD sensitive parts while cold weather heating is being used Low humidity increases static electricity Repair Information 101 Software Recovery Procedure The Recovery CD includes an install program that can be used to restore the original system software To recover the original software on the hard disk drive use the following procedures 1 Insert the recovery CD into the CD ROM drive then restart computer Depress F1 while POST to enter BIOS Setup menu Select and enter Startup Options set the first priority of boot sequence to CD ROM Save and exit from BIOS Setup After system boots from recovery CD you will be prompted with an IBM Product Recovery Program menu follow the instructions on the screen to operate the software recovery procedure 102 IBM Desktop System HMM Parts Test Point Locations Introduction sd de 104 System Board Jumpers and Connectors 105 Power Supply Connectors and Voltages 107 Network Cards ii 109 3 5 In Hard Disk Drive Jumper Settings 110 CD ROM Drive L i 113 CD ROM Drive Rear Panel Conn
94. rity Remote Administration Select Enabled to allow remote administration such as the POST BIOS Update Utility to be run from a remote system without requiring entry of your administrator password Power On password Select this parameter and press the down arrow key to display the Power on Password window In this window you can set up a password to restrict the use of your computer You can also change or remove the password If you set up a power on password you must type this password each time you turn on your computer If you do not key in the correct password you cannot use your computer You must also type this password if you want to enter Setup Setting a Power On Password 1 Press F1 to Enter Configuration Setup Utility 2 From the Setup main menu select System Security and then Power On Password 3 Highlight the Power On Password parameter and press the Enter key to display the Power On Password window 4 Type a password consisting of up to seven characters then press Enter 22 IBM Desktop System HMM 5 Retype the password then press Enter 6 Press Enter again to confirm the setting of the password Pressing Esc aborts the password setting After pressing Enter the Power On Password window disappears The Power On Password parameter automatically sets to Present 7 Press Esc to return to Setup main menu 8 Press Esc to exit Setup and reboot the system Answer Yes when prompted to save se
95. roblem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU Hard disk drive format error Enter BIOS Setup and Load default settings Hard disk drive cable Hard disk drive System board Hard disk drive write error Enter BIOS Setup and Load default settings Hard disk drive Hard disk drive LED fails to light but system operates normally With the system power on measure the voltage of hard disk LED connector CNN1 The reading should be CNN1 HDD Idle Active pin 8 5 Vdc pin 7 5 Vdc 0 Vdc See System Board Jumpers and Connectors on page 105 Hard drive LED cable CD ROM Drive NOTE Ensure CD ROM drive is configured correctly in BIOS Setup cable jumper are set correctly and its laser beam is clean before diagnosing any CD ROM drive problems CD ROM drive LED flashes for more than 30 seconds before LED shut off Software asks to reinstall disc Software displays a reading CD error CD may have dirt or foreign material on it Check with a known good disc CD is not inserted properly CD is damaged CD ROM drive LED doesn t come on but works normally CD ROM drive 50 IBM Desktop System HMM Table 2 3 Error Sym
96. rs switch and voltage settings are correct continue with the following steps Remove or disconnect the following one at a time Non IBM devices External devices Any adapter card modem card or video card if installed CD ROM drive Hard disk drive DIMM Processor System board Power on the system unit Repeat steps 2 through 5 until you find the failing device or adapter If software related reload software from Recovery CD IBM Desktop System HMM 8 If the symptom changes go to Index of Symptoms Messages Error Codes or Beeps on page 36 or to the check procedure for the last item tested Replace the last item tested if the system operates normally after removing the last item Check Procedures 73 74 IBM Desktop System HMM Diagnostic Aids Introduction Ix i kin ia i else 76 Power On Self Test nennen nee 77 Diagnostic CD L 79 Using the Diagnostic CD 79 Using Diagnostic Program from Recovery CD Ne 80 Diagnostics Program Features 81 Diagnostic Aids 75 Introduction This section explains the diagnostic aids power on self test POST and diagnostics program PC Doctor that are available for troubleshooting problems on the system 76 IBM Desktop System HMM Power On Self Test Each time you power on the system the power on self test POST is initiated Several items are tested during
97. s are set correctly and show the correct voltages and continuity e Take note of any messages error codes beeps or new symptoms Go to Index of Symptoms Messages Error Codes or Beeps on page 36 e If there is no error symptom or the error symptom is intermittent go to Undetermined Problems on page 72 Check Procedures 35 Index of Symptoms Messages Error Codes or Beeps How to Use Error Messages Use the messages error codes and beeps combinations that occur to diagnose failures If more than one failure occurs begin the diagnosis from the first failure that appeared The cause of the first failure can result in false messages error codes or beeps If you did not receive any messages error codes or beeps see if the symptom is listed in Table 2 3 Error Symptoms List on page 48 IMPORTANT When you have deemed it necessary to replace a FRU and have done so you must run a total system check to ensure that no other activity has been affected by the change This system check can be done through the diagnostics program Select Diagnostics then select and execute Run Normal Test from PC Doctor POST Some diagnostic aids are resident in the machine such as the Power On Self Test POST The machine performs the POST each time it is powered on Use this information throughout the diagnostic procedures The POST is a series of system checks and initializations that verify the correct operation of
98. s not eject automatically insert and CD press an eject bar inside the emergency eject hole to manually eject the tray A straightened paper clip with a diameter of 1 2 mm typical can be used as an eject bar ATTENTION Make sure to turn off the power before manual disc eject operation CD ROM Emergency exit lt option 2 gt Locate the bottom edge ofthe disc tray Gently pry the disk tray open with a screwdriver amp When the disc tray opens simply remove the disc from the CD ROM drive 1 2 114 IBM Desktop System HMM CD ROM Drive Rear Panel Connectors and Jumpers CABLE SELECT GAL E SE AUDIO AUDI irr IDE INrERFAGE Dc INPUT osu sua E a sv o oa a haa A O se a aX 000 NOTE CD ROM drives may come with item no 5 digital audio output connectors CD ROM Drive Rear Panel Connectors and Jumpers Item Function Connect to Power supply connector Power supply 2 Interface connector System board CN7 IDE 2 3 Configuration jumper CS SL MA Description On Master default On Slave On Cable select 4 Audio line out connector System board 5 Digital audio output Parts Test Point Locations 115 DIMM Configurations The 6644 6645 6646 system board has two DIMM sockets A maximum of 512MB memory
99. set forth in GSA ADP Schedule Contract with IBM Corp Contents Contente Sm Ill N ticeS 2 enr dente es VII Safety Information nennen VII Laser Compliance Statement XXX Trademarks usina er XXXI Pr face ui nenn XXXII General Information n 1 Introduction 2224er 2 Product Overview pp 3 Processors Machine Type 6644 3 Processors Machine Type 6645 6646 3 Memo Vi skid a e ira aa ani 3 External Ports cnn 4 Hard Disk Drive 4 CD ROM Drive ii 4 Multimedia 4 Video 0 i re 4 Power Management eee 5 Power Supply pp 5 Internal Cabling L 5 Keyboard sula iaia 5 MOUSE se lena 5 Hardware Interfaces nennen 6 CMOS Reset i 7 Power On Password ennnnna 8 Flash BIOS Update Procedure 9 BIOS contained Model Number and Serial Number aire 10 BIOS Configuration Setup Utility 12 Working with the Setup Menus 12 Viewing System Information and Product Data iii 15 Devices and I O ports 16 Startup Options aaie ie 19 Date and Time 21 System Secruity o 21 Advanced Setyp 24 Power Management 25 Specifications pp 27 Dimension width x depth x height 27 Weight 2 1 a 27 Electrical input 27 Operating Require
100. splay a menu When changing the setting of a particular parameter highlight the setting then use the left or right arrow key to change the setting Refer to the Configuration Setup Utility help for details on the configurable parameters in each menu General Information 13 Save Settings After changing any parameter in the Setup Configuration setting return to Configuration Setup main menu and select Save Settings to save all the settings you have changed Restore Settings If you select this option it will change the current settings to their previous values Then press Enter to continue Loading Default Settings The computer is already configured for use The original configuration settings also called factory or default settings are stored in the CMOS Setup includes an option Load Default Settings that lets you reload the original configuration at any time To load the default settings follow these steps 1 Use down arrow key to select load default settings A dialog box appears confirming if you want to load the default settings 2 Use the left arrow key to select Yes then press Enter 3 Press Esc to exit Setup A dialog box appears confirming if you want to save the settings in this case the default settings that you reloaded 4 Use the left arrow key to select Yes then press Enter to save the changes in Setup Configuration You must load the Setup default settings in the following instances e
101. t and verify that the voltage selector switch if present is set to the correct voltage e Power on the system unit 002 DOES THE POWER SUPPLY FAN RUN YES GO TO STEP 003 NO GO TO STEP 004 003 DOES THE SYSTEM FAIL TO SHUT OFF WHEN THE ON OFF SWITCH IS PRESSED YES READ AHEAD NO GO TO STEP 005 e You might have a damaged on off switch cable assembly Disconnect the on off switch cable assembly connector from the power supply connector and take an ohm reading e Goto step 007 004 e Disconnect the power cord from the back of the system unit e Disconnect all power and switch cable connectors from the system board and the power supply Disconnect the power connectors to all drives Connect any one of the power connector to system board or drive as power load for driving up power supply e Reconnect the power cord and turn on the power supply 005 DOES THE POWER SUPPLY FAN RUN YES READ AHEAD NO GO TO STEP 009 With the system powered on and the power supply fan running check the voltages of the power supply connectors for the system board and all drive connectors as shown in the following figures 68 IBM Desktop System HMM 20 pin power connector
102. t Action FRU listed in right column is the most likely cause Error Symptoms Action FRU System works but fails to enter power saving mode when the Power Management Mode is set to Enabled and power saving timer set in BIOS has elapsed Enter BIOS Setup and load default settings In Windows 2000 check settings in Power Management Property of Control Panel Reload software from Recovery CD System hangs before system boot See Index of Symptoms Messages Error Codes or Beeps on page 36 See Undetermined Problems on page 72 System hangs after system boot Execute a system test Diagnostics Run Normal Test in PC Doctor diagnostics program and set it to stop at Halt on Error to see the potential cause of the problem Undetermined Problems on page 72 Blinking cursor only system does not work See Start on page 31 Diskette IDE drive connection cables Diskette IDE disk drives See Undetermined Problems on page 72 System board Hard Disk Drive NOTE Ensure hard disk drive is configured correctly in BIOS Setup cable jumper are set correctly before diagnosing any hard disk drive problems Hard disk drive test failed Enter BIOS Setup and Load default settings Hard disk drive cable Hard disk drive System board Check Procedures 49 Table 2 3 Error Symptoms List Continued NOTE To diagnose a p
103. t the mouse plug connects properly 002 Power off the system unit Insert the diagnostics CD into the CD ROM drive e Power on the system unit Select Interactive Tests menu then execute Mouse test 003 DO YOU SEE THE MOUSE CURSOR IN THE DIAGNOSTICS PROGRAM YES READ AHEAD NO GO TO STEP 011 Test right left button and check if right left button works 004 DOES THE MOUSE BUTTON WORK YES READ AHEAD NO GO TO STEP 007 e Test mouse cursor movement 005 DOES THE MOUSE MOVE SMOOTHLY AND KEEP X AND Y COORDINATES CHANGED YES READ AHEAD NO GO TO STEP 006 Mouse is functioned normally End 006 Power off the system unit Open mouse bottom cover and clean track ball Go to step 002 007 Power off the system unit e Check the mouse plug 66 IBM Desktop System HMM 008 ARE THERE ANY BROKEN PINS IN THE MOUSE PLUG YES GO TO STEP 010 NO READ AHEAD Try with a known good mouse 009 DO THE ERROR SYMPTOMS STILL REMAIN YES READ AHEAD NO GO TO STEP 010 e Replace the system board End 010 e Replace the mouse End 011 e Exit diagnostics program Ensure that the mouse driver is properly installed Go to step 002 Check Procedures 67 Power Supply 001 START e Power off unplug the system unit Check the power cord for continuity Replace if necessary e Check for the correct line voltage from the power outle
104. ta 2 VO 33 Host A1 O 14 Host Data 1 0 34 No 13 Connection 15 Host Data 1 VO 35 Host AO O 16 Host Data VO 36 Host A2 O 14 17 Host Data 0 VO 37 Host CSO O 18 Host Data VO 38 Host CS1 O 15 19 Ground Power 39 ACTIVE bar 20 No 40 Ground Connection Power 118 IBM Desktop System HMM Safety Inspection Guide General Guidelines 120 Safety Inspection Guide 119 General Guidelines The purpose of this Safety Inspection Guide is to help you identify possible unsafe conditions on machines that are being inspected for a Maintenance Agreement Each machine has necessary functions items installed to provide the operators and service personnel with an acceptable level of safety This guide lists only these items Good judgment should be used to identify possible safety conditions not covered by this Safety Inspection Guide If any unsafe conditions are present you must find out how serious the hazard is and if you can continue before you correct the hazard All current IBM service supplements outlining feature model changes along with the machine history should be reviewed Check the following items Damaged missing or changed parts especially in the area of the On Off switch and the power supply Damaged missing or changed covers Possible safety exposure from any non IBM attachments 120 IBM Desktop System HMM Parts Catalog Abbreviations ppp 122 Syste
105. the BIOS error beeps in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Beeps Action FRU 2 3 3 Screen Retrace Tests In Progress or Error Enter BIOS Setup and load the default settings System board 3 1 1 Timer Tick Interrupt Test Error Enter BIOS Setup and load the default settings System board 3 1 2 Interval Timer Channel 2 Test Error Enter BIOS Setup and load the default settings System board 3 1 4 Time Of Day Clock Test Error Enter BIOS Setup and load the default settings System board Memory Size Mismatch Occurred 3 2 4 Enter BIOS Setup and load Comparing CMOs Memory the default settings Size Against Actual System board 3 3 1 Insert the memory modules in the DIMM sockets properly then reboot the system Memory module See the Step 005 of Memory on page 64 to replace memory module System board Check Procedures 47 Table 2 3 Error Symptoms List NOTE To diagnose a problem first find the error symptom in the left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause Error Symptoms Action FRU Process
106. the base system After a successful POST the system attempts to load operating system The system can be customized for different startup boot methods by the BIOS Setup Utility Date and Time on page 21 The system s default startup sequence automatically looks for the operating system files in the hard disk if these files are not found in the CD IMPORTANT Remember that POST does not test all areas but only those that allow the system to operate well enough to run the diagnostics program Table 2 1 lists BIOS error codes messages and their possible causes Table 2 2 lists BIOS beeps and their possible causes Table 2 3 lists error symptoms and their possible causes The most likely cause is listed first Make sure you complete all items in the cause or 36 IBM Desktop System HMM Action FRU column When servicing a system always begin with Start on page 31 If you are unable to correct the problem using these two index tables go to Undetermined Problems on page 72 NOTE 1 If an error message and incorrect audio response occur diagnose the error message first 2 If you cannot run the diagnostics program tests but did receive a POST error code and message use Table 2 1 POST Error Codes and Messages List on page 38 to diagnose system problems 3 If you cannot run the diagnostics program tests but did receive a POST error beeps use See Table 2 2 BIOS Error Beeps List on page 4
107. ting L 55 Factory Installed Storage Devices 55 Audio Not Supported by Diagnostics Program 59 CD ROM Drive L nn 62 Memory sent ea i dad 64 Keyboard 65 MOUSE ee iaia ici 66 Power Supply nanna 68 ee 70 Undetermined Problems pp 72 Check Procedures 29 Introduction This chapter contains the check procedures used to diagnose the causes of product failures The diagnostic information consists of Start This is the starting point for any diagnostic action Based on high level symptoms the check procedure directs you to more detailed procedures to help resolve machine failures Index of Symptoms Messages Error Codes or Beeps The tables for BIOS Error Messages Codes Beeps and Error Symptoms list along with their probable causes and direct you to the applicable check procedures to help resolve machine failures These tables also list the field replaceable units FRUs most likely to cause a particular problem Check Procedures When the Start check procedure or the Index of Symptoms Messages Error Codes or Beeps tables point you to a specific check procedure proceed to that section If there are any notes or instructions at the top of the page read them before you begin with the procedure Carefully read each step of the check procedure and perform the steps as instructed If you do not remember the location of a specific part or test point or an adjustment or removal procedure
108. ttings The next time you turn on the system you will be prompted to enter your Power On Password If you press F1 during POST to enter Setup you must key in the password as well If you were not able to set a password after performing the above procedure or should you encounter any error message when setting a password refer to Power On Password on page 8 about how to set the hardware jumper to clear password check Changing the Power On Password 1 Enter Setup 2 Key in your current password when prompted 3 From the Setup main menu select System Security then Power On Password Options 4 Type in a new password then press Enter 5 Retype the new password then press Enter 6 Press down arrow key to highlight Change Power On Password again to confirm changing the password 7 Press Esc twice to return to the Setup main menu 8 Press Save Settings to save the password and press Exit to exit Setup menu and then reboot the system If you change your mind and decide not to change your password just answer No when return to CMOS settings to reset the Power On Password Delete Power On Password 1 Enter Setup and select System Security Options then Power On password Options 2 Press the up or down arrow key to select Delete General Information 23 Power On Password 3 Press Esc to return to Setup main menu 4 Select Save Settings and Exit Setup to save and exit Setup and reboot the system
109. ule System board Check Procedures 45 Table 2 2 BIOS Error Beeps List NOTE To diagnose a problem first find the BIOS error beeps in left column If directed to a check procedure replace the FRU indicated in the check procedure If no check procedure is indicated the first Action FRU listed in right column is the most likely cause BIOS Error Beeps Action FRU 1 3 2 1st 64K RAM Parity Test Error Insert the memory modules in the DIMM sockets properly then reboot the system Memory module See the Step 005 of Memory on page 64 to replace memory module System board Incorrect DRAM Type 1 3 2 Insert the memory modules Wrong Data Gets From in the DIMM sockets DIMM s SPD properly then reboot the system DIMM System board 1 3 2 DIMM 2 1 1 Slave DMA Register Test In Progress or Error Hard disk drive System board 2 1 2 Master DMA Register Test In Progress or Error Hard disk drive System board 2 1 3 Master Interrupt Mask Register Test Error Hard disk drive System board 2 1 4 Slave Interrupt Mask Register Test Failure Hard disk drive System board 2 2 2 Keyboard Controller Test Error System board 2 3 2 Screen Memory Test In Progress or Error Enter BIOS Setup and load the default settings System board 46 IBM Desktop System HMM Table 2 2 BIOS Error Beeps List NOTE To diagnose a problem first find
110. x x x 5 1 09N5607 107 Italy 142 x x x Parts Catalog 131 Asm FRU Description Model Model Model Index Number p 6644 6645 6646 5 1 09N5610 107 LA Spanish x x 171 5 1 09N5611 107 Norwegian x x x 155 5 1 09N5612 107 Polish 214 x x x 5 1 09N5613 107 Portugese x x x 163 5 1 09N5614 107 Romanian x x x 446 5 1 09N5615 107 Russian x x x 443 5 1 09N5616 107 Russian Cy x x x 441 5 1 09N5617 107 Serbian x x x Cyrilic 118 5 1 09N5618 107 Slovak 245 x x x 5 1 09N5619 107 Spanish x x x 172 5 1 09N5620 107 Swedish x x x Finn 153 5 1 09N5621 107 Swiss F G x x 150 5 1 09N5622 106 Thailand x x 191 5 1 09N5623 107 Turkish 440 x x x 5 1 09N5624 107 Turkish 179 x x x 5 1 09N5625 107 UK English x x x 166 5 1 09N5627 107 Yugoslav x Latin 234 5 2 09N5527 Scrollpoint III x x x SP 3 USB Black 132 IBM Desktop System HMM Appendix A FRU Number List FRU Number Asm Index Page 00N8329 3 1 128 01K4278 1a NS 125 09N3329 1a NS 124 09N3345 1a NS 124 09N3346 1a NS 124 09N3348 1a NS 124 09N3349 1a NS 124 09N3350 1a NS 124 09N3351 1a NS 124 09N3352 1a NS 124 09N3353 2 1 127 09N3355 2 1 127 09N5527 5 2 132 09N5590 5 1 131 09N5591 5 1 131 09N5592 5 1 131 09N5593 5 1 131 09N5594 5 1 131 09N5596 5 1 131 09N5597 5 1 131 09N5598 5 1 131 09N5599 5 1 131 09N5601 5 1 131 09N56

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