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Hardware Maintenance Manual: Netfinity 7600 – Type 8665 Models 1RY, 2RY
Recovering BIOS
If the BIOS code in the server has become corrupted, such as from a power failure
during a flash update, you can recover the BIOS using the recovery boot block and a
BIOS flash diskette.
Note:
You can obtain a BIOS flash diskette from one of the following sources:
•
Use the ServerGuide program to make a BIOS flash diskette.
•
Download a BIOS flash diskette from the World Wide Web. Go to
http://www.pc.ibm.com/support/, select IBM Server Support, and make
the selections for the server.
The flash memory of the server consists of a primary page and a backup page. The J56
jumper controls which page is used to start the server. If the BIOS in the primary page
is corrupted, you can use the backup page to start the server; then boot the BIOS Flash
Diskette to restore the BIOS to the primary page.
To recover the BIOS:
1.
Turn off the server and peripheral devices and disconnect all external cables and
power cords; then, remove the cover.
2.
Locate jumper J56 on the processor board (see “Processor board jumpers” on page
57).
3.
Move J56 to pins 1 and 2 to enable secondary boot block page.
4.
Insert the BIOS flash diskette into the diskette drive.
5.
Restart the server.
6.
The system begins the power-on self-test (POST). Select 1 – Update POST/BIOS
from the menu that contains various flash (update) options.
7.
When you are asked if you would like to move the current POST/BIOS image to
the backup ROM location, type N.
Attention:
Typing Y will copy the corrupted BIOS into the secondary page.
8.
When you are asked if you would like to save the current code to a diskette, select
N
.
9.
You will be asked to choose which language you wish to use. Select your
language (0-7) and press Enter to accept your choice. You will be prompted to
remove the diskette and press Enter to restart the system. Remove the flash
diskette from the diskette drive.
Attention:
Do not press Enter to reboot the system at this time.
10. Power-off the server.
11. Move jumper J56 back to pins 2 and 3 to return to normal startup mode.
12. Restart the server. The system should start up normally.
Replacing the battery
IBM has designed this product with your safety in mind. The lithium battery must be
handled correctly to avoid possible danger. If you replace the battery, you must
adhere to the following instructions.
CAUTION:
When replacing the battery, use only IBM Part Number 33F8354 or an equivalent
type battery recommended by the manufacturer. If your system has a module
containing a lithium battery, replace it only with the same module type made by
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