Asus M2N-VM DH - Manual (Page 42)

1-32 Chapter 1: Product introduction
6. CPU, Chassis, Power, and Chip Fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN, 3-pin PWR_FAN, 3-pin
CHIP_FAN)
The fan connectors support cooling fans of 350mA~740mA (8.88W
max.) or a total of 1A~2.22A (26.64W 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.
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.
CPU fan, Chassis fan, and power fan connectors support Q-Fan function.
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M2N-VM DH
M2N-VM DH Fan Connectors
CPU_FAN
GND
CPU F
AN PWR
CPU F
AN IN
CPU F
AN PWM
PWR_FAN
GND
Rotatio
n
+12V
CHIP_FAN
GND
Rotation
+12V
CHA_FAN
GND
Rotatio
n
+12V
7. Serial port connector (10-1 pin COM1)
This connector is for serial (COM) port. Connect the serial port module
cable to this connector, then install the module to a slot opening at
the back of the system chassis.
The serial port bracket (COM) is purchased separately.
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M2N-VM DH
M2N-VM DH COM Port Connector
PIN1
COM1