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Do not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the
system may damage the motherboard components. These are not jumpers! Do not place
jumper caps on the fan connectors!
5. CPU and chassis fan connectors (4-pin CPU_FAN, 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 two fan connectors support fans of maximum 2A (24 W) fan power.
• Only the 4-pin CPU fan and 4-pin chassis fan support the ASUS Fan Xpert feature.
6. USB connectors (10-1 pin USB56, USB78, USB910)
These connectors are for USB 2.0 ports. Connect the USB module cable to any of
these connectors, then install the module to a slot opening at the back of the system
chassis. These USB connectors comply with USB 2.0 specication that supports up to
480 Mbps connection speed.
Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard!
The USB module cable is purchased separately.
H61M-C
H61M-C Fan connectors
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
CHA_FAN
CHA FAN PWM
CHA FAN IN
CHA FAN PWR
GND
H61M-C
PIN 1
USB+5V
USB_P6-
USB_P6+
GND
NC
USB+5V
USB_P5-
USB_P5+
GND
USB56 USB78
PIN 1
USB+5V
USB_P8-
USB_P8+
GND
NC
USB+5V
USB_P7-
USB_P7+
GND
USB910
PIN 1
USB+5V
USB_P10-
USB_P10+
GND
NC
USB+5V
USB_P9-
USB_P9+
GND
H61M-C USB2.0 connectors
Chapter 1: Product introduction
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