IBM eServer BladeCenter HS20Type 8832, Maintenance And Troubleshooting Manual

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5. Move J12 to pins 2 and 3 to enable BIOS recovery mode.
6. Replace the cover and reinstall the blade server in the BladeCenter unit,
making sure the media tray is selected by the relevant blade server.
7. Insert the BIOS flash diskette into the diskette drive.
8. Restart the blade server. The system begins the power-on self-test (POST).
9. Select 1 - Update POST/BIOS from the menu that contains various flash
(update) options.
10. When you are prompted whether you want to move the current POST/BIOS
image to the backup ROM location, press N.
Attention: If you press Y, the damaged BIOS will be copied into the
secondary page.
11. When you are prompted whether you want to save the current code to a
diskette, press N.
12. Select your language (0 through 5) and press Enter to accept your choice.
13. Attention: Do not restart the blade server at this time.
Remove the flash diskette from the diskette drive.
14. Turn off the blade server, remove it from the BladeCenter, and remove the
cover of the blade server.
15. Move J12 to pins 1 and 2 to return to normal startup mode.
16. Replace the cover and reinstall the blade server in the BladeCenter unit; then
restart the blade server. The system starts up.
Statement 21
CAUTION:
Hazardous energy is present when the blade server is connected to the power source.
Always replace the blade cover before installing the blade server.
BIOS code page
jumper (J12)
123
4
5
6
7
8
O F
F
3 2 1
Figure 6. System board: BIOS code page jumper
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BladeCenter HS20 Type 8832: Hardware Maintenance Manual and Troubleshooting Guide