Asus A78M-A - Manual (Page 24)

1-16 Chapter 1: Product introduction
1.7.2 Internal connectors
1. CPU and chassis fan connectors (4-pin CPU_FAN, and 4-pin CHA_FAN)
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.
• The CPU_FAN connector supports a CPU fan of maximum 2A (24W) fan power.
• The 4-pin CPU_FAN and chassis fan support the ASUS Fan Xpert feature.
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.
A78M-A
A78M-A Fan connectors
CPU_FAN
CPU F
AN PWM
CPU F
AN IN
CPU F
AN PWR
GND
CHA
F
AN PWM
CHA
F
AN IN
CHA
F
AN PWR
GND
CHA_FAN