Technical Reference 115
Server Board JumpersOM08429
WOL ENABLE
J4J2
J3J1
J2J1
BMC
WR EN
BMC FRC UP
INT DET
FRB
BIOS WR EN
RCVRY BOOT
PSWD CLR
CMOS CLR
J5A2
1
1
1
1
Figure 44. Jumper Locations
Table 11. Server Board Jumper Summary
Jumper Block Jumper Name Pins (default in bold) What it does at system reset
J5A2 WOL ENABLE 1-2, Disabled Disables Wake On LAN. If your power
supply does not provide 0.8 A of +5 V
Standby current, you must move the WOL
Enable jumper to this position.
2-3, Enabled Enables Wake On LAN.
J4J2 BMC WR EN 1-2, Protect BMC boot block is write protected.
2-3, Erase/Program BMC boot block is erasable and
programmable.
J3J1 FRB 1-2, Enable FRB operation is enabled (system boots
from processor 1 if processor 0 does not
respond).
2-3, Disable FRB is disabled.
J3J1 INT DET 5-6, Enable Switch installed on chassis indicates when
cover has been removed.
6-7, Disable Chassis intrusion switch is bypassed.
J3J1 BMC FRC UP 9-10, Normal System boots normally.
10-11, Program System attempts to update BMC firmware.
continued