NForce 750a series Motherboard
Motherboard Layout
Figure 1 shows the motherboard and Figures 2 shows the back panel connectors.
1. Front Panel Connector 12. PCI Express x16 slots 23. SYS fan Connectors
2. USB Connectors 13. AUX power Connector (optional) 24. SATA connectors
3. Speaker Connector 14. 8-pin Power connector
4. IEEE1394 Connector(optional) 15. Backpanel connectors
5. Clear CMOS jumper
16. DDRII DIMM Sockets(optional)
6. J1H4-case open detection connector(optional) 17. 24-pin ATX power connector
7. COM connector(optional) 18. CPU Socket
8. Floppy Disk Drive Connector 19. IDE Connector
9. PCI Slots 20. CPU fan Connector
10. Front Panel audio Connector 21. Chip fan Connector
11. PCI Express x1 slot(optional) 22. Chipset
Figure 1. Board Layout
Chipset
S
P
E
A
K
E
R
FP
1
C
C
M
O
S
C
O
M
PS2
USB/LAN
PW1
120
240
121
120
240
121
120
240
121
120
240
121
SATA4 SATA5
IDE
SATA6
SATA1 SATA3
SATA2
US
B
3
-
US
B
4
-
US
B
1
-
US
B
2
-
13
94
CPU Socket
VGA DVI
/
SPDIF OUT
HDMI
C
P
U
_F
A
N
J1
H4
C
HIP
FA
N
D
D
RII
1
-
D
D
RII
2
-
D
D
RII
3
-
D
D
RII
4
-
SYS FAN 1
-
SY
S
FA
N
2
-
FD
D
PC
I
PC
I
USB 1394
/
Audio
PW2
AUX POWER
_
PC
I
Ex
p
re
ss
x1
PC
I
Ex
p
re
ss
x1
FP
S1
_
10
11
16
17
18
19 20
23
21
22
2
3
4
5
6
7
8
24
9
12
13
14
15
PC
I
Ex
p
re
ss
x1
6
slo
t
1
-
PC
I
Ex
p
re
ss
x1
6
slo
t
2
-
Содержание nForce 750a
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