9.DVI-D port. This port is for any DVI-D compatible device. DVI-D can’t be converted to output RGB Signal to CRT and isn’t compatible with DVI-I.

10.HDMI port. This port is for a High-Definition Multimedia Interface (HDMI) connector, and is HDCP compliant allowing playback of HD DVD, Blu-ray, and other protected content.

11.PS/2 Keyboard port (purple). This port is for a PS/2 keyboard.

1.7.2Internal 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.

CPU_FAN CHA_FAN

CPU FAN PWM CPU FAN IN CPU FAN PWR GND

CHA FAN PWM CHA FAN IN CHA FAN PWR GND

A55BM-A/USB3

A55BM-A/USB3 Fan connectors

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.

•The CPU_FAN connector supports a CPU fan of maximum 2A (24 W) fan power.

•The CPU_FAN and CHA_FAN connectors support the ASUS Fan Xpert feature.

ASUS A55BM-A/USB3

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