NEC NEAX Express, Service & Reference Manual

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Configuring Your System 3-25
System Board Jumper Summary
Jumper Block Function Pins (default in bold) What it does at system reset
J5A2 Wake On LAN
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 Write
Enable 1-2, Protect BMC boot block is write protected.
2-3, Erase/Program BMC boot block is erasable and
programmable.
J3J1 FRB Timer
Enable 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 Chassis
Intrusion
Detection 5-6, Enable Switch installed on chassis indicates when
cover has been removed.
6-7, Disable Chassis intrusion switch is bypassed.
J3J1 BMC Forced
Update Mode 9-10, Normal System boots normally.
10-11, Program System attempts to update BMC firmware.
J2J1 CMOS Clear
1-2, Protect
Preserves the contents of NVRAM.
2-3, Erase Replaces the contents of NVRAM with the
manufacturing default settings.
J2J1 Password Clear 5-6, Protect Maintains the current system password.
6-7, Erase Clears the password.
J2J1 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 floppy diskette into the
flash device. This is typically used when the
BIOS code has been corrupted.
J2J1 BIOS Write
Enable
13-14, Protect
BIOS boot block is write-protected.
14-15, Erase/Program BIOS boot block is erasable and
programmable.