3 8
3 8
3 8
3 8
3 8
Serial port Header
This COM1 header supports a
(9-pin COM1)
serial port module.
(see p.13 No.28)
CC
TS#1
DDSR#1
DDTR#1
RRXD1
DD
C
D#1
TTXD1
GND
RRTS#1
RRI#1
1
SLI/XFIRE Power Connector
It is not necessary to use this
(4-pin SLI/XFIRE_PWR1)
connector, but please connect it
(see p.13 No. 39)
with a hard disk power connecor
when two graphics cards are
plugged to this motherboard at
the same time.
SLI/XFIRE_POWER1
IEEE 1394 Header
Besides one default IEEE 1394
(9-pin FRONT_1394)
port on the I/O panel, there is one
(see p.13 No. 26)
IEEE 1394 header
(FRONT_1394) on this
motherboard. This IEEE 1394
header can support one IEEE
1394 port.
+12V
G
N
D
+12V
1
R
XTP
B
M_0
G
N
D
R
XTPAM_0
R
XTP
B
P_0
G
N
D
R
XTPAP_0
20-Pin ATX Power Supply Installation
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your power
supply along with Pin 1 and Pin 13.
12
1
24
13
4 8
1 6
ATX 12V Power Connector
Please note that it is necessary
(8-pin ATX12V1)
to connect a power supply with
(see p.13 No. 3)
ATX 12V plug to this connector.
Failing to do so will cause power
up failure.
4-Pin ATX 12V Power Supply Installation
Though this motherboard provides 8-pin ATX 12V power
connector, it can still work if you adopt a traditional 4-pin ATX
12V power supply. To use the 4-pin ATX power supply, please
plug your power supply along with Pin 1 and Pin 5.
4 8
1 6