Appendix C - Pinouts
144732 (C)
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Appendix C – Pinouts
This appendix provides the pinouts for the keyboard, mouse, LPT1, COM1,
COM2, USB, and VGA connectors.
NC indicates No Connection
.
Keyboard Port Connector
The following table lists the signal definitions for the keyboard connector. It is a
standard PS/2-compatible connector.
Table C - 1. Keyboard Connector Pinout
Pin
Signal
1A
KB_DATA
2A
NC
3A
GND
4A
5VFUSE
5A
KB_CLK
6A
NC
Mouse Port Connector
The following table lists the signal definitions for the PS/2 mini-DIN mouse port
connector.
Table C - 2. Mouse Connector Pinout
Pin
Signal
1B
MOUSE_DATA
2B
NC
3B
GND
4B
5VFUSE
5B
MOUSE_CLK
6B
NC
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