Asus M2N-VM DH Manual page 42

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.
M2N-VM DH Fan Connectors
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.
M2N-VM DH COM Port Connector
1-32
M2N-VM DH
R
M2N-VM DH
R
CPU_FAN
PWR_FAN
CHIP_FAN
CHA_FAN
COM1
Chapter 1: Product introduction
GND
+12V
Rotation