69
6 Technical Reference Server Board Jumpers
OM14142
RCVR/
BOOT
CLR/
PSWD
CLR/
CMOS
D
C
B
J1D4
J5A2
5
62
A
J4B2
1
E
3
Figure 21. Jumper Locations
Table 12. Configuration Jumper
Jumper Name What it does at system reset
A RJ-45 Serial Port Config Configures either a DSR or a DCD signal to the connector. See page 13.
B CMOS CLR If these pins are jumpered, the CMOS settings are cleared. These pins
should not be jumpered for normal operation.
C PSWD CLR If these pins are jumpered, the password is cleared. These pins should not
be jumpered for normal operation.
D RCVRY BOOT If these pins are jumpered, the system w ill attempt BIOS recovery. These
pins should not be jumpered for normal operation.
E BMC Boot Block Write
Enable
If these pins are jumpered, BMC boot block is erasable and programmable
at next reset. These pins should not be jumpered for normal operation.