Jumper Blocks; Figure 53. Jumper Blocks (J1E2, J1E4, J1E5, J1E6, J1H1); Table 69. Server Board Jumpers (J1E6, J1E2, J1E4, J1E5, J1H1) - Intel BB5520UR Technical Product Specification

Jumper Blocks

7. Jumper Blocks
The server boards have several 3-pin jumper blocks that you can use to configure, protect, or
recover specific features of the server boards.
The following symbol identifies Pin 1 on each jumper block on the silkscreen: ▼

Table 69. Server Board Jumpers (J1E6, J1E2, J1E4, J1E5, J1H1)

Jumper Name
J1E6: CMOS Clear
J1E2: ME Force
Update
J1E4: Password Clear
J1E5: BIOS Recovery
J1H1: Force BMC
Update
118

Figure 53. Jumper Blocks (J1E2, J1E4, J1E5, J1E6, J1H1)

Pins
These pins should have a jumper in place for normal system operation.
1-2
(Default)
If pins 2-3 are connected when AC power unplugged, the CMOS settings clear
2-3
in 5 seconds. Pins 2-3 should not be connected for normal system operation.
1-2 ME Firmware Force Update Mode – Disabled (Default)
2-3 ME Firmware Force Update Mode – Enabled
These pins should have a jumper in place for normal system operation.
1-2
(Default)
To clear administrator and user passwords, power on the system with pins 2-3
2-3 connected. The administrator and user passwords clear in 5-10 seconds after
power on. Pins 2-3 should not be connected for normal system operation.
1-2 Pins 1-2 should be connected for normal system operation. (Default)
The main system BIOS does not boot with pins 2-3 connected. The system only
2-3
boots from EFI-bootable recovery media with a recovery BIOS image present.
1-2 BMC Firmware Force Update Mode – Disabled (Default)
2-3 BMC Firmware Force Update Mode – Enabled
Intel order number E39529-013
Intel® Server Boards S5520HC, S5500HCV, and S5520HCT TPS
System Results
Revision 1.8