User ManualTable of ContentsContents5Chapter 1. About this manual7Important Safety Information7Important information about replacing RoHS compliant FRUs8Turkish statement of compliance9Chapter 2. Safety information11General safety11Electrical safety11Safety inspection guide13Handling electrostatic discharge-sensitive devices14Grounding requirements14Safety notices (multi-lingual translations)15Chapter 3. General information45Additional information resources45Specifications46Chapter 4. General Checkout47Problem determination tips47Chapter 5. Diagnostics49Lenovo System Toolbox49PC-Doctor for DOS49Creating a diagnostic CD/DVD image50Running diagnostics from the disc50Navigating through the diagnostics programs50Running tests50Test results51Fixed disk advanced test (FDAT)51Quick and Full erase - hard drive53Viewing the test log53Chapter 6. Using the Setup Utility55Starting the Setup Utility program55Viewing and changing settings55Using passwords55Password considerations56Power-On Password56Administrator Password56Setting, changing, and deleting a password56Selecting a startup device57Selecting a temporary startup device57Changing the startup device sequence57Exiting from the Setup Utility program57Chapter 7. Symptom-to-FRU Index59Hard disk drive boot error59Power Supply Problems59Diagnostic error codes60POST error codes81Miscellaneous error messages83Undetermined problems84Chapter 8. Replacing FRUs (Type 7848)87Locating the connectors on the rear of your computer88Locating the connectors on the front of your computer89Locations90Identifying parts on the system board91Removing the computer cover92Removing and replacing the front bezel94Installing or replacing a memory module95Replacing a PCI adapter card98Replacing the CMOS battery100Replacing the power supply101Replacing the heat sink and fan assembly103Replacing the microprocessor105Replacing the system board108Replacing a hard disk drive110Replacing an optical drive111Replacing the Media Card Reader111Replacing the power switch or LED assembly113Completing the FRU replacement113Chapter 9. FRU lists115Machine Type 7848115Chapter 10. Additional Service Information117Security features117Hardware controlled Passwords117Operating system password117BIOS levels117Flash update procedures117Updating (flashing) BIOS from a diskette or disc117Updating (flashing) BIOS from the operating system118Power management119Automatic configuration and power interface (ACPI) BIOS119Automatic Power-On features119Recovering software120Appendix. Notices121Television output notice122Trademarks122Size: 6.03 MBPages: 124Language: EnglishOpen manual