151
Baseboard Jumpers
One 11-pin single inline header provides three 3-pin jumper blocks that control various
configuration options. Figure 44 shows the location. Items in bold in Table 50 show default
placement for each configurable option.
OM08006
J6J1
1
3
7
11
9
5
Figure 44. Baseboard Jumpers
Table 50.
Baseboard Jumper Summary
Function
Pins (default in bold)
What it does at system reset
CMOS clear
1-2, BMC Control
Preserves the contents of NVRAM.
2-3, Force Erase
Replaces the contents of NVRAM with the manufacturing
default settings.
Password clear
5-6, Protect
Maintains the current system password.
6-7, Erase
Clears the password.
Recovery Boot
9-10, Normal
System attempts to boot using the BIOS stored in flash
memory.
10-11, Recovery
BIOS attempts a recovery boot, loading BIOS code from a
diskette into the flash device. This is typically used when the
BIOS code has been corrupted.
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