KX400-8XV V2.0 Series
17
OTP (Over Temperature Protection) Jumper: JP4
The mainboard supports a special design for CPU Over Temperature Protection. If this function is
“Enabled” and the CPU temperature rises above the normal range, the system will automatically shut
down and you have to unplug the ATX_PWR connector. Remove and reinstall the CPU heat sink
also check to make sure the CPU fan is working properly.
*OTP is only functional when using an Athlon XP
TM
or Barton
TM
CPU.
Clear CMOS Jumper: JP1
The “Clear CMOS” jumper is used when you cannot boot your system due to some CMOS
configuration such as a password that is forgotten. This jumper allows you to reset the CMOS
configurations, and then reconfigure.
1.
Turn off your system and disconnect the AC power cable.
2.
Set JP1 pin 2-3 closed.
3. Wait
several
seconds.
4.
Set JP1 pin 1-2 closed.
5.
Connect the AC power cable and turn on your system.
6.
If you need to reconfigure the BIOS configuration data, you can do so by accessing the BIOS
Setup Utility.
1
1
2
2
3
3
JP4
JP4
Pin1-2 close
Pin2-3 close
Disable (default)
Enable
So
c
k
e
t
46
2
Wi
n
b
o
n
d
W8
3
6
97
H
F
L
A
N
Ch
ip
V
IA
V
T8
3
7
7
A
V
IA
V
T8
23
5
Ph
o
en
ix
BI
O
S
A
LC
65
0
1
1
2
2
3
3
JP1
JP1
Pin1-2 close
Pin2-3 close
Normal (default)
Clear CMOS data
S
o
c
ket
4
6
2
Wi
n
b
o
n
d
W8
3
6
97
H
F
L
A
N
Ch
ip
V
IA
V
T8
3
7
7
A
V
IA
V
T8
23
5
P
h
oe
ni
x
BI
O
S
A
LC
65
0
The following procedures are for resetting the BIOS password. It is
important to follow these instructions closely.
