IBM NETVISTA 2251, Hardware Maintenance Manual

Page: 106 / 152

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 recovery jumper, use the following
procedure.
1. Power-off the computer and remove the cover.
2. Move the system board recovery jumper to the clear position. Refer to
“A40/A40P/A40i system board layout” on page 31 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 .
8. Follow the instructions on the screen to complete the flash (BIOS/VPD) update
procedure.
9. When you are instructed to reboot the computer, power-off the computer and
move the recovery jumper to the
normal
position. Then replace the cover and
power-on the computer.
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Hardware Maintenance Manual