Pin Assignments - NEC SX Service And Reference Manual

Pin Assignments

Keyboard/Mouse Connectors
Pin Signal
1 Keyboard Data
2 Mouse Data
3 Ground
4 +5V
5 Keyboard Clock
6 Mouse Clock
Serial Port Connector Pin Assignments
Pin Signal
1 Data Carrier
2 Receive Data
3 Transmit Data
4 Data Terminal Ready
5 Ground
6 Data Set Ready
7 Request to Send
8 Clear to Send
9 Ring Indicator
Power Connector
Pin Signal
1 Ground
2 DCSYS
3 DCCHG
Specifications 9-7