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2-2
Chapter 2
2.1 Mainboard layout
MS-6749 v1.X Mainboard
J9: Front I/O Connector
J8: Control Board Connector
JFP1: Front Panel Power Connector
J2: USB Connector
(reserved)
JBAT1: Clear CMOS Jumper
CN31: System Fan Connector
CN30: CPU Fan2
PCI Slot1:PCI Slot
AGP Slot: AGP Slot
U11: Standby Power Connector
JCD1:CD-in Connector
CPUFAN1: CPU Fan1
JPW1: Power Supply Connector
IDE1/IDE2: IDE Connectors
DDR1/DDR2: DDR DIMM Slots
J
1
C
N
1
A
U
D
IO
1
A
U
D
IO
2
U
S
B
1
U
S
B
2
J1
3
9
4
-1
J1
3
9
4
-2
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ic
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n
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e
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d
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h
o
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D
D
R
1
D
D
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2
C
P
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A
1
JP
W
1
C
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3
0
C
N
3
1
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:
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R
J4
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:
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1
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11
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6
1
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3
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1
6
2
2
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in
b
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8
3
6
9
7
H
F
BATT
+
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1
ID
E
2
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J
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8
J2
J9
JBAT1
To
p
: C
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M
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m
: V
G
A
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rt
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p
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a
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M
IC
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4
62
A
G
P
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lo
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J1
B
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ir
d
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L
+
V
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K
M
4
0
0
V
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8
2
3
5
