Jumpers and Connectors | 159
Tabl e 5 -1. System Configuration Jumper
Jumper
Function
Off
On
JP4 Clear Password *Disable Enable
JP3 BIOS Recovery *Disable Enable
J5 COM Port Switch** *Disable Enable
JP9 Clear CMOS *Disable Enable
JP1 BMC Configuration *Disable Enable
NOTE:
The * in the table of system configuration jumper describes the default
status and the default state is not active state.
NOTE:
** means if disabled, BMC Port 1 is set to internal and port 2 to exter nal; if
enabled, BMC Port 1 is set to external, and internal port has n o function.
Backplane Jumper Settings
CAUTION: Many repairs may only be done by a cert ified service technician. You
should only perform troubleshooting and si mple repairs as authorized in your
product documentation, or as directed by the o nline or telephone service and
support team. Damage due to servicing that is n ot authorized by Dell is not
covered by your warranty. Read and follow the safet y instructions that came with
the product.
The function of jumpers installed on 3.5" backplane and 2.5" backplane is
the same. Following is an example using the jumpers installed on 3.5"
backplane.