Lenovo Aptiva Hardware Maintenance Manual (HMM) for Aptiva 2173, 2178 and 2179 - Page 268

Replacing a system board Notes 1. The BIOS and Vital Product Data (VPD) for the computer you are servicing must be installed on the new system board (FRU) after it is installed in the computer. To do this, you must run the Flash Update program using the Flash Update diskette. See "BIOS levels" on page 264 "Vital product data" on page 260, and "Flash (BIOS/VPD) update procedure" on page 265. 2. Always ensure the latest level of BIOS is installed on the computer. A down level BIOS may cause false errors and unnecessary replacement of the system board. 3. The processor is a separate FRU from the system board and is not included with the system board FRU. If you are instructed to replace the system board, do the following. 4. Remove the processor from the old system board and install it on the new system board. 5. Remove any of the following installed options on the old system board, and install them on the new system board. Memory modules 6. Ensure that the new system board jumper settings match the old system board jumper settings. 7. If the new system board does not correct the problem, reinstall the options on the old system board, reinstall the old system board, then replace the processor. Security features Security features in this section include: Passwords Vital Product Data Management Information Format (MIF) Alert on LAN Passwords The following provides information about computer hardware and software-related passwords: Power-on Password Administrator Password Operating System Password Power-on and Administrator passwords are set in the Setup Utility program. See "Setup Utility program" on page 253 for information about running the Setup Utility. 258 IBM PC 300/IntelliStation/Aptiva Vol 2 HMM