Learn about Configuration Jumpers for Intel® Server Board S5520UR
Jumper Name | Jumper Purpose | |
A | Serial Port Configuration (J9A1) | If pins 1-2 are jumpered, the DCD to DTR mode is enabled. The default mode is 3-4, which operates in the DSR to DTR mode. |
B | BMC Force Update (J1H2) | If pins 2-3 are jumpered, the integrated BMC force update mode is enabled. For normal operation, jumpers 1-2 are jumpered. (default setting) |
C | BIOS Default (J1E7) | If pins 2-3 are jumpered, the BIOS settings are cleared on the next reset. These pins should be jumpered on 1-2 for normal operation. (default setting) |
D | Password Clear (J1E8) | If pins 2-3 are jumpered, administrator and user password are cleared within five to 10 seconds after the system is powered on. These pins should be jumpered on 1-2 for normal system operation. (default setting) |
E | BIOS Recovery (J1D4) | If pins 2-3 are jumpered, the system can only boot from EFI-bootable recovery media with the recovery BIOS image. The main system BIOS will not boot. These pins should be jumpered on 1-2 for normal operation. (default setting) |