Asus A88X PRO User Manual page 53

4. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Connect
the S/PDIF Out module cable to this connector, then install the module to a slot opening
at the back of the system chassis.
A88X-PRO
A88X-PRO Digital audio connector
The S/PDIF module is purchased separately.
5. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN1/2/3/4)
Connect the fan cables to the fan connectors on the motherboard, ensuring that the black
wire of each cable matches the ground pin of the connector.
A88X-PRO
A88X-PRO Fan connectors
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!
The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power.
ASUS A88X-PRO
SPDIF_OUT
1
CHA_FAN1
GND
CHA FAN PWR
CHA FAN IN
VCC
2
CPU_FAN
GND
CPU FAN PWR
CPU FAN IN
1
CPU FAN PWM
5
2
CHA_FAN2
3
4
5
3
CHA_FAN4
VCC
CHA FAN IN
CHA FAN PWR
GND
4
CHA_FAN3
VCC
CHA FAN IN
CHA FAN PWR
GND
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