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1. PS/2 Mouse
2. PS/2 Keyboard
4. Parallel Port
(Printer)
3. USB2
5. COMA
7. Game/MIDI Port
8. Line_out
9. Line_in
3. USB1
10. MIC in
Back Panel I/O Ports
24 HARDWARE INSTALLATION
3. USB (Universal Serial Bus) Ports 1 & 2 (Black two 4-pin USBs)
4. Parallel Port (Burgundy 25-pin PRN)
5. Serial Port COMA (Turquoise 9-pin COMA)
6. Game Port/MIDI Port (Gold 15-pin GAME)
7. Line_out (Lime Green 1/8” LINE_OUT)
8. Line_in (Light blue 1/8” LINE_IN)
9. MIC_in (Pink 1/8” MIC)
2.5 External Back Panel I/O Ports
There are 9 kinds of external connectors on the back panel of the motherboard.
The view in the drawing below is the back panel of the motherboard housing.
1. PS/2 Mouse Port (Green 6-pin MOUSE)
2. PS/2 Keyboard Port (Purple 6-pin KB)