Asus P5E3 Premium WiFi-APn User Manual - Page 58
CPU, chassis and power fan connectors, pin CPU_FAN, 3-pin CHA_FAN1-4, 3-pin PWR_FAN
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6. CPU, chassis and power fan connectors (4-pin CPU_FAN, 3-pin CHA_FAN1-4, 3-pin PWR_FAN) The fan connectors support cooling fans of 350 mA ~ 2000 mA (24 W max.) or a total of 1 A ~ 7 A (84 W 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. CPU_FAN PWR_FAN Rotation +12V GND CHA_FAN2 Rotation +12V GND ® GND CPU FAN PWR CPU FAN IN CPU FAN PWM GND +12V Rotation GND +12V Rotation P5E3 PREMIUM CHA_FAN1 GND +12V Rotation P5E3 Premium/WiFi-AP @n Fan connectors CHA_FAN3 CHA_FAN4 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! • Only the CPU-FAN and CHA-FAN 1-4 connectors support the ASUS Advanced Q-Fan feature. • If you install two VGA cards, we recommend that you plug the rear chassis fan cable to the motherboard connector labled CHA_FAN3 or CHA_FAN4 for better themal environment. 2-32 Chapter 2: Hardware information