Serial Port Connectors (Cn4 And Cn5; Keyboard And Mouse Connectors (Cn7 And Cn6 - Epson ActionDesk 4000 User Manual

Serial Port Connectors (CN4 and CN5)

Serial port connector pin assignments
Pin
Signal
1
Data carrier detect
2
Receive data
3 Transmit data
4
Data terminal ready
5
Ground

Keyboard and Mouse Connectors (CN7 and CN6)

Although the keyboard and mouse connectors are physically
identical, they cannot be used interchangeably.
Keyboard and mouse connector pin assignments
Pin Signal
1 Data
2 Reserved
Ground
3
A-12 Specifications
Pin
Signal
6
Data set ready
7
Request to send
8
Clear to send
9
Ring indicator
Pin
Signal
4 +5 VDC
5 Clock
6
Reserved