22Line Out jack. This Line Out (lime) jack connects a headphone or a speaker. In 6-channel mode, the function of this jack becomes Front Speaker Out.

23Microphone jack. This Mic (pink) jack connects a microphone. In 6- channel mode, the function of this jack becomes Bass/Center Speaker Out.

24USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.

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

26Serial port. This 9-pin COM1 port is for pointing devices or other serial devices.

27S/PDIF jack. This jack connects to external audio output devices.

28PS/2 keyboard port. This purple connector is for a PS/2 keyboard.

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Chapter 1: Product introduction