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Appendix B
Serial Interface Pin Assignments
Serial Pin Assignments
The OL400e/410e has a 9-pin serial connector. If your cable has a 25-pin connector on the printer end,
see your dealer for a 9-to-25-pin adapter.
Pin
1
Data Carrier Detect
2
Receive Data
3
Transmit Data
4
Data Terminal Ready
5
Signal Ground
6
Data Set Ready
7
Request to Send
8
Clear to Send
9
Ring Indicator
Shell
Frame Ground
OL400/410ex (96-02-03)
Signal
Symbol
Direction
DCD
-
RD
To Printer
TD
From Printer
DTR
From Printer
SG
-
DSR
To Printer
RTS
From Printer
CTS
To Printer
RI
-
-
-
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