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7 Technical Reference
Server Board Jumpers
OM14373
CN27
12
3
4
1
2
8
7
10
9
4
3
6
5
12
11
CN43
4
1
2
3
CN53
Figure 37. Jumper Locations
Table 7. Configuration Jumper (CN43)
Jumper Name Pins What it does at system reset
CMOS clear 1-2 If these pins are jumpered, the CMOS settings will be cleared on the next
reset. These pins should not be jumpered for normal operation.
Password Clear 3-4 If these pins are jumpered, the password will be cleared on the next reset.
These pins should not be jumpered for normal operation.
Reserved 5-6 Reserved. These pins should not be jumpered for normal operation.
Reserved 7-8 Reserved. These pins should not be jumpered for normal operation.
BIOS Recovery 9-10 If these pins are jumpered, the BIOS will attempt a recovery boot, loading
BIOS code from a floppy diskette into the Flash device. This is typically
used when the BIOS code has been corrupted. These pins should not be
jumpered for normal operation.
SPARE 11-12 SPARE jumper.