Connectors and Jumpers
1230B0026301
3-20
3
3
.
.
1
1
8
8
J
J
u
u
m
m
p
p
e
e
r
r
S
S
e
e
t
t
t
t
i
i
n
n
g
g
s
s
(
(
J
J
3
3
,
,
J
J
1
1
2
2
)
)
3.18.1 System Configuration Jumper (J3)
The function of system configuration jumper installed on motherboard is shown below:
Figure 3-20 System Configuration Jumper
Table 3-17 System Configuration Jumper Function
Jumper
Function
Pin 1-2
Pin 2-3
A Clear
Password
*Disable Enable
B
Clear CMOS
*Disable
Enable
C
BIOS Boot Block Protect *Disable
Enable
D
Clear RTC
*Disable
Enable
E
BIOS Recovery
*Disable
Enable
F
BMC Recovery
*Disable
Enable
The “*” in the table of system configuration jumper describes the default status and the
default state is not active state.