Lenovo NetVista A22 Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 208
Flash (BIOS/VPD) update procedure, Flash recovery boot block jumper
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http://www.ibm.com/pc/us/ 2. PC PartnerInfo-Technical Database (CTSTIPS.NSF) 3. HelpCenter 4. Levels 1 and 2 Support To update (flash) the BIOS, see "Flash (BIOS/VPD) update procedure" on page 200. Flash (BIOS/VPD) update procedure Attention: Refer to the information label located inside the system unit cover for any model-specific information. 1. Power-off the computer. 2. Insert the flash update diskette into drive A. 3. Power-on the computer. 4. When the Update Utility appears; select the country/keyboard, then press Enter. 5. If the computer serial number was previously recorded, the number is displayed with an option to update it. Press Y to update the serial number. 6. Type the 7-digit serial number of the computer you are servicing, then press Enter. 7. Follow the instructions on the screen to complete the flash (BIOS/VPD) update procedure. Flash recovery boot block jumper Attention: If an interruption occurs during a Flash/BIOS upgrade, the BIOS might be left in an unusable state. The Boot Block jumper enables you to restart the system and recover the BIOS. To perform a Flash/BIOS recovery using the Virtual clear CMOS/BIOS recovery jumper, use the following procedure. 1. Power-off the computer and remove the cover. 2. Move the system board Virtual clear CMOS/BIOS recovery jumper to the ROM recovery position. Refer to "Identifying parts on the system board - small desktop model" on page 27 or the label inside the computer for more information. 3. Insert the upgrade diskette into the diskette drive. 4. Power-on the computer. The IBM Logo will appear. 5. When the Flash Update Utility appears, select the country/keyboard, then press Enter. 6. If the computer serial number was previously recorded, the number is displayed with an option to update it. Press Y to update the serial number. 7. Type the 7-digit serial number of the computer you are servicing, then press Enter. 200 Hardware Maintenance Manual