13
FAN Power Headers
SYSFAN1
SYSFAN2
CPUFAN
1
4
GN
D
+1
2V
CPU
FA
N
I
N
CPU
FA
N
O
U
T
3
1
1
3
(9) Serial COM Port header: COM1
COM1 is the 9-pin block pin-header.
Serial COM Port 9-pin Block
Pin1
(10) HDMI-SPDIF Out header: HDMI_SPDIF
The SPDIF output is capable of providing digital audio to external speakers or
compressed AC3 data to an external Dolby digital decoder. Use this feature only
when your stereo system has digital input function. Some of the VGA Card need
connect SPDIF-IN Connector
,
so its HDMI Port can make sounds .
HDMI_SPDIF Header
1
GND
2
HDMI_SPDIF_OUT