Asus P4B533-VM Video port, Serial port, Line In jack, Line Out jack, Microphone jack, PS/2 keyboard port, USB 2.0 ports 1 and, USB 2.0 ports 3 and

22Line In jack. This Line In (light blue) jack connects a tape player or other audio sources. In 6-channel mode, the function of this jack becomes Rear Speaker Out. (on audio models only)

23Line Out jack. This Line Out (lime) jack connects a headphone or a speaker. In 6-channel mode, the function of this jack becomes Rear Speaker Out. (on audio models only)

24Microphone jack. This Mic (pink) jack connects a microphone. In 6-channel mode, the function of this jack becomes Bass/Center. (on audio models only)

25USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.

26Video port. This port is for a VGA monitor or other VGA-compatible devices.

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Serial port. This 9-pin COM1 port is for pointing devices or other serial devices.

USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.

29PS/2 keyboard port. This purple 6-pin connector is for a PS/2 keyboard.

1-8 Chapter 1: Product introduction