440EX/LX AT
MAINBOARD
HARDWARE SETUP
3-6
Pin # Assignment
1
●
1
Power Good
( Orange )
2
●
2
+5V DC
( Red )
3
●
3
+12V DC
( Yellow )
4
●
4
-12V DC
( Blue )
5
●
5
Ground
( Black )
6
●
6
Ground
( Black )
7
●
7
Ground
( Black )
8
●
8
Ground
( Black )
9
●
9
-5V DC
( White )
10
●
10
+5V DC
( Red )
11
●
11
+5V DC
( Red )
12
●
12
+5V DC
( Red )
Note: There are two connectors from the switching power supply (P8 & P9), Wrong
connection will cause permanent damage to the mainboard. Be sure to make
the power connector correctly all the time. Joint the black cable and then have
the connectors connected to the mainboard.
(F) CN5: ATX Power Connector:
CN4
CN 5
BAT 1
CN
1
SY
S.
BI
O
S
+
-
CN10
CN11
CN6
SL
O
T
1
CN 7
CN
9
CN
2
CN 16
CN
15
CN
1
4
CN17
CN18
RS
HL
TL
SL
PW
PL KBLOCK
SPKR
JP 7
JP 8
JP 9
JP 3
JP
4
JP
5
JP
6
JP 11
CN 8
CN 1
9
CN6 ATX Power Connector
P8
P9
