Asus F2A55-M LK2 Series - Internal Connectors

6. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0/1.1 devices.
7. USB 2.0 ports 3 and 4.
These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0/1.1 devices.
8. Video Graphics Adapter (VGA) port.
This 15-pin port is for a VGA monitor or other
VGA-compatible devices.
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. PS/2 Keyboard port (purple).
This port is for a PS/2 keyboard.
1.8.2 Internal connectors
1. CPU and chassis fan connectors (4-pin CPU_FAN, and 3-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 CPU_FAN connector supports a CPU fan of maximum 2A (24 W) fan power.
• Only the CPU_FAN connector support the ASUS Fan Xpert feature.
DO NOT forget to connect the fan cables to the fan connectors. Insufcient air ow inside
the system may damage the motherboard components. These are not jumpers! DO NOT
place jumper caps on the fan connectors.
F2A55-M LK2 PLUS
F2A55-M LK2 PLUS Fan connectors
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
CHA_FAN
Rotation
+12V
GND
Chapter 1: Product introduction
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