Jumper Blocks; Figure 39. Jumper Blocks (J1A2, J1F1, J1F3, J1F2 And J1F5); Table 59. Server Board Jumpers (J1F1, J1F2, J1F3, J1F5, J1A2) - Intel S3420GPLC - Server Board Motherboard Specification

Intel® Server Board S3420GP TPS
8.

Jumper Blocks

The server board has several 3-pin jumper blocks that can be used to configure, protect, or
recover specific features of the server board.

Figure 39. Jumper Blocks (J1A2, J1F1, J1F3, J1F2 and J1F5)

Table 59. Server Board Jumpers (J1F1, J1F2, J1F3, J1F5, J1A2)

Jumper Name Pins
J1F5: CMOS 1-2
Clear
2-3
J1F1: ME Force 1-2
Update
2-3
J1F2: 1-2
Password Clear
2-3
J1F3: BIOS 1-2
Recovery
2-3
J1A2: BMC 1-2
Force Update
2-3
Revision 2.4
These pins should have a jumper in place for normal system operation. (Default)
If these pins are jumpered with AC power plugged, the CMOS settings are cleared within
five seconds. These pins should not be jumpered for normal operation.
ME Firmware Force Update Mode – Disabled (Default)
ME Firmware Force Update Mode – Enabled
These pins should have a jumper in place for normal system operation. (Default)
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.
These pins should have a jumper in place for normal system operation. (Default)
Given that the main system BIOS will not boot with these pins jumpered, system can only
boot from EFI-bootable recovery media with the recovery BIOS image.
Integrated BMC Firmware Force Update Mode – Disabled (Default)
Integrated BMC Firmware Force Update Mode – Enabled
Intel order number E65697-010
System Results
Jumper Blocks
91