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

+5V

SPDIFOUT GND

SPDIF_OUT

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.

1

 

CHA_FAN1

 

 

 

GND

 

 

 

CHA FAN PWR

 

 

 

CHA FAN IN

 

 

 

VCC

 

 

 

2

3

 

CPU_FAN

CHA_FAN4

 

 

GND

VCC

 

 

CPU FAN PWR

CHA FAN IN

1

 

CPU FAN IN

CHA FAN PWR

 

CPU FAN PWM

GND

2

 

5

4

 

CHA_FAN2

CHA_FAN3

3

 

 

VCC

A88X-PRO

 

 

CHA FAN IN

 

 

CHA FAN PWR

 

VCC

INFANCPU PWRFANCPU GND

 

GND

4

 

 

 

5

 

 

 

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.

Chapter 2

ASUS A88X-PRO

2-33