Lenovo ThinkServer TD230 Hardware Maintenance Manual page 42

Figure 9. Jumper blocks on the system board
Table 5. Jumper block settings
Jumper
block Pin position
1
J8B5: Pins 1-2
ME Force
Pins 2-3
Update
2
J8C1: Pins 1-2
BMC force
Pins 2-3
update
3
J1A1: Pins 1-2
BIOS
Pins 2-3
recovery
4
J2D2: Pins 1-2
CMOS clear
Pins 2-3
5
J2D1: Pins 1-2
Password
Pins 2-3
clear
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ThinkServer TD230 Hardware Maintenance Manual
1
2
3 3
2
1
1
2
3
1 1
2 2
3 3
These pins should have a jumper in place for normal system operation (default).
ME force update model.
BMC Firmware Force Update Mode – Disabled (default)
BMC Firmware Force Update Mode – Enabled
These pins should have a jumper in place for normal system operation (default).
The main system BIOS will not boot with these pins jumpered. The system will boot
from a bootable recovery media with a recovery BIOS image.
These pins should have a jumper in place for normal system operation (default).
If these pins are jumpered, the CMOS settings will be cleared on the next reset.
These pins should not be jumpered for normal operation.
These pins should have a jumper in place for normal system operation (default).
If these pins are jumpered, administrator and user passwords will be cleared on the
next reset. These pins should not be jumpered for normal operation.
Description