Power Checkout - IBM 8670M1X User Manual

10. When prompted to choose a language, select a language (from 0 to 7), and
11. Remove the BIOS flash diskette from the diskette drive.
12. Turn off the server, and disconnect all power cords and external cables; then,
13. Remove the jumper from the Flash boot block recovery jumper block, or move
14. Reconnect all external cables and power cords, and turn on the peripheral
15. Restart the server. The server starts up normally.

Power checkout

Power problems can be difficult to solve. For example, a short circuit can exist
anywhere on any of the power distribution buses. Usually, a short circuit will cause
the power subsystem to shut down because of an overcurrent condition.
4. Move the jumper from pins 1 and 2 to pins 2 and 3 to enable the BIOS
recovery mode.
5. Insert the BIOS flash diskette into the diskette drive.
6. Reinstall the server cover; then, reconnect all power cords.
7. Restart the server. The system begins the power-on self test (POST).
8. Select 1 - Update POST/BIOS from the menu that contains various flash
update options.
9. When prompted as to whether you want to save the current code to a diskette,
press N.
press Enter to accept your choice.
remove the server cover.
it to pins 1 and 2 to return to normal startup mode.
devices; then, reinstall the server cover.
SW2
System board
switch block
(SW2)
Flash boot block
recovery jumper
(J34)
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Chapter 3. Diagnostics