IBM ThinkCentre 8127 Hardware Maintenance Manual

Contents

ContentsChapter 1. About this manual . . . . . 1Important Safety Information . . . . . . . . . 1Strategy for Replacing FRUs for CTO, CMV, andGAV products . . . . . . . . . . . . . . 2Product definition . . . . . . . . . . . 2FRU Identification for CTO, CMV, and GAVproducts . . . . . . . . . . . . . . . 3Chapter 2. General information . . . . . 5Access IBM . . . . . . . . . . . . . . . 5Additional information resources . . . . . . . 5Features . . . . . . . . . . . . . . . . 5Specifications . . . . . . . . . . . . . . 9Chapter 3. General Checkout . . . . . 11Chapter 4. IBM Enhanced Diagnostics 13Diagnostics program download . . . . . . . . 13Running IBM Enhanced Diagnostics from the AccessIBM Predesktop Area . . . . . . . . . . . 13Navigating through the diagnostics programs . . . 13Running diagnostics tests . . . . . . . . . . 13Test selection . . . . . . . . . . . . . 14Test results . . . . . . . . . . . . . 14Fixed disk advanced test (FDAT) . . . . . . 15Quick and Full erase - hard drive . . . . . . 16Viewing the test log . . . . . . . . . . . 17Chapter 5. Using the IBM Setup Utility 19Starting the IBM Setup Utility program . . . . . 19Viewing and changing settings . . . . . . . . 19Exiting from the IBM Setup Utility program . . . 19Using passwords . . . . . . . . . . . . 19User password . . . . . . . . . . . . 19Administrator password . . . . . . . . . 20Setting, changing, and deleting a password . . . 20Security settings for Access IBM Predesktop Area. . 20Using Security Profile by Device . . . . . . . 21Using IDE Drives Setup . . . . . . . . . . 21Selecting a startup device . . . . . . . . . . 22Selecting a temporary startup device . . . . . 22Changing the startup device sequence . . . . 22Advanced settings . . . . . . . . . . . . 22Chapter 6. Replacing FRUs . . . . . . 23Locating controls and connectors on the front of thecomputer . . . . . . . . . . . . . . . 23Locating connectors on the rear of the computer . . 24Opening the cover . . . . . . . . . . . . 25Locating components . . . . . . . . . . . 26Accessing system board components and drives . . 27Identifying parts on the system board . . . . . 28Replacing memory . . . . . . . . . . . . 29Replacing a PCI adapter . . . . . . . . . . 30Replacing the battery . . . . . . . . . . . 31Replacing the power supply . . . . . . . . . 32Replacing the system board, microprocessor, andheat sink . . . . . . . . . . . . . . . 34Replacing the microprocessor . . . . . . . 38Replacing internal drives . . . . . . . . . . 38Replacing a CD-ROM, CD-RW, or DVD opticaldrive . . . . . . . . . . . . . . . 40Replacing the hard disk drive . . . . . . . 40Connecting a serial ATA hard disk drive . . . . 41Replacing the diskette drive . . . . . . . . 42Connecting an IDE hard disk or CD drive . . . 42Replacing the speaker . . . . . . . . . . . 43Replacing the power button and LED assembly . . 43Replacing the fan assembly . . . . . . . . . 44Closing the cover and connecting the cables . . . 46Chapter 7. Symptom-to-FRU Index . . . 47Hard disk drive boot error . . . . . . . . . 47Power Supply Errors . . . . . . . . . . . 47Diagnostic error codes . . . . . . . . . . . 49Beep symptoms . . . . . . . . . . . . . 70No-beep symptoms . . . . . . . . . . . . 72POST error codes . . . . . . . . . . . . 73Miscellaneous error messages . . . . . . . . 87Undetermined problems . . . . . . . . . . 89Chapter 8. Parts listing . . . . . . . . 91Machine Type 8127 . . . . . . . . . . . . 91Machine Type 8183 . . . . . . . . . . . . 95Machine Type 8184 . . . . . . . . . . . 109Machine Type 8320 . . . . . . . . . . . 116Machine Type 8416 . . . . . . . . . . . 125Machine Type 8417 . . . . . . . . . . . 127Machine Type 8418 . . . . . . . . . . . 133Machine Type 8419 . . . . . . . . . . . 137Machine Type 8429 . . . . . . . . . . . 141Chapter 9. Additional ServiceInformation . . . . . . . . . . . . 145Security features . . . . . . . . . . . . 145Passwords . . . . . . . . . . . . . 145Erasing a lost or forgotten password (clearingCMOS) . . . . . . . . . . . . . . 146Vital product data . . . . . . . . . . . 146Management Information Format (MIF) . . . 147BIOS levels . . . . . . . . . . . . . . 147Flash update procedures. . . . . . . . . . 148Updating (flashing) BIOS from a diskette . . . 148Updating (flashing) BIOS from your operatingsystem . . . . . . . . . . . . . . 148Recovering from a POST/BIOS update failure 148Power management . . . . . . . . . . . 150Automatic configuration and power interface(ACPI) BIOS . . . . . . . . . . . . . 150© Copyright IBM Corp. 2005 iii