Kontron NSN2U IP Network Server - Manual (Page 37)

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Jumper Name Pins System Results
J1E7: BIOS
Default
1 -
2
These pins should have a jumper in place for normal
system operation (Default)
2 -
3
If these pins are jumpered with AC power plugged, the
BIOS settings are cleared within five seconds. These
pins should not be jumpered for normal operation.
J1E8:
Password
Clear
1 -
2
These pins should have a jumper in place for normal
system operation (Default)
2 -
3
If these pins are jumpered, administrator and user
passwords are cleared within 5 – 10 seconds after the
system is powered on. These pins should not be jumpered
for normal operation.
J1D4: BIOS
Recover
1 -
2
These pins should have a jumper in place for normal
system operation (Default)
2 -
3
Since the main system BIOS will not boot with these pins
jumpered, the system can only boot from EFI-bootable
recovery media with the recovery BIOS image.
J1H2: BMC
Force
Update
1 -
2
Integrated BMC Firmware Force Update Mode – Disabled
(Default)
2 -
3
Integrated BMC Firmware Force Update Mode –Enabled
See Section 6.1, “BIOS Defaults and Password Clear Usage Procedure” in the S5520UR
Server Board Technical Product Specification for information about the recovery
features.