Asus P3-PH4C User Manual - Page 47

Digital Audio connector 4-1 pin SPDIF_OUT

Page 47 highlights

4. CPU and Chassis fan connectors (4-pin CPU_FAN, 3-pin CHA_FAN) The fan connectors support cooling fans of a total of 1A~2.2A (26.4W max.) at +12V. Connect the fan cables to the fan connectors on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. These are not jumpers! DO NOT place jumper caps on the fan connectors. CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND Rotation +12V GND CHA_FAN R Fan Connectors 5. Digital Audio connector (4-1 pin SPDIF_OUT) This connector is for the S/PDIF audio module to allow digital sound output. Connect one end of the S/PDIF audio cable to this connector and the other end to the S/PDIF module. R +5V SPDIFOUT GND Digital Audio Connector SPDIF_OUT The S/PDIF out module is purchased separately. 4- Chapter 4: Motherboard info

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4-8
Chapter 4: Motherboard info
5.
Digital Audio connector (4-1 pin SPDIF_OUT)
This connector is for the S/PDIF audio module to allow digital sound
output. Connect one end of the S/PDIF audio cable to this connector
and the other end to the S/PDIF module.
The S/PDIF out module is purchased separately.
4.
CPU and Chassis fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN)
The fan connectors support cooling fans of a total of 1A~2.2A (26.4W
max.) at +12V. Connect the fan cables to the fan connectors on the
motherboard, making sure that the black wire of each cable matches
the ground pin of the connector.
Do not forget to connect the fan cables to the fan connectors.
Insufficient air flow inside the system may damage the motherboard
components. These are not jumpers! DO NOT place jumper caps on the
fan connectors.
Fan Connectors
CPU_FAN
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
CHA_FAN
GND
Rotation
+12V
Digital Audio Connector
+5V
SPDIFOUT
GND
SPDIF_OUT