Asus Motherboard M2S-X - Manual (Page 23)

ASUS M2S-X 1-11
2. Attach one end of the retention bracket to the retention module base.
1
3
4
5
2
3. Align the other end of the retention bracket (near the retention
bracket lock) to the retention module base. A clicking sound denotes
that the retention bracket is in place.
Make sure that the fan and heatsink assembly perfectly fits the retention
mechanism module base, otherwise you cannot snap the retention
bracket in place.
4. Push down the retention bracket lock on the retention mechanism to
secure the heatsink and fan to the module base.
5. When the fan and heatsink assembly is in place, connect the CPU fan
cable to the connector on the motherboard labeled CPU_FAN.
M2S-X
R
M2S-X CPU Fan Connector
CPU_FAN
GND CPU F
AN PWR
CPU F
AN IN
CPU F
AN PWM
Do not forget to connect the CPU fan connector! Hardware monitoring
errors can occur if you fail to plug this connector.