Epson ActionDesk 4000 User Manual - Page 127

Serial Port Connectors (CN4 and CN5), Keyboard and Mouse Connectors (CN7 and CN6), A-12 Specifications

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Serial Port Connectors (CN4 and CN5) Serial port connector pin assignments Pin Signal Pin 1 Data carrier detect 6 2 Receive data 7 3 Transmit data 8 4 Data terminal ready 9 5 Ground Signal Data set ready Request to send Clear to send Ring indicator 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 Pin Signal 1 Data 4 +5 VDC 2 Reserved 5 Clock 3 Ground 6 Reserved A-12 Specifications

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Serial Port Connectors (CN4 and CN5)
Serial port connector pin assignments
Pin
Signal
Pin
Signal
1
Data carrier detect
6
Data set ready
2
Receive data
7
Request to send
3
Transmit data
8
Clear to send
4
Data terminal ready
9
Ring indicator
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
Pin
Signal
1
Data
4
+5 VDC
2
Reserved
5
Clock
3
Ground
6
Reserved
A-12 Specifications