Figure 3: Backplate

1 - PS/2 mouse port (green). This port is for a PS/2 mouse.
2 - Coaxial SPDIF Out port. This port connects an external audio output device through a coaxial SPDIF cable.
3 - Video Graphics Adapter port. This 15-pin port is for a VGA monitor or other VGA-compatible devices.
4 - IEEE 1394a port. This 6-pin IEEE 1394a port provides high-speed connectivity for audio/video devices, storage peripherals, PCs, or portable devices.
5 - LAN (RJ-45) port. This port allows connection to a Local Area Network (LAN) through a network hub, with speed up to 10/100/1000 Mbps.
6 - Center/Subwoofer port (yellow orange). This port connects
the center/subwoofer speakers.
7 - Rear Speaker Out port (black). This port connects to the rear speakers.
8 - Line In port (light blue). This port connects a tape, CD, DVD
player, or other audio sources.
9 - Line Out port (lime). This port connects to headphones or a speaker or it can function as Front Speakers Out.
10 - Microphone port (pink). This port connects a microphone.
11 - Side Speaker Out port (gray). This port connects to the side speakers.
12 - USB 2.0 ports 1, 2, 3, and 4. These four 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.
13 - Coaxial SPDIF In port. This port connects an external audio input
device through a coaxial SPDIF cable.
14 - PS/2 keyboard port (purple). This port is for a PS/2 keyboard.