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164
PQ-8P, PQ-8S
Appendix D: Serial-Port Specifications
Shell: Chassis Ground
1: Chassis Ground
2: Transmit (TXD) .........................output
3: Receive (RXD)..........................input
4: Request To Send (RTS) ...........output
5: Clear To Send (CTS)................input
6: Data Set Ready (DSR) .............input
7: Signal Ground
8-19: No connection
20: Data Terminal Ready (DTR).....output
Figure D-1. Input and Output Connector Pinout.
The PQ-8S uses a standard RS-232-C,
25-pin serial printer cable for
connection to a serial printer and
for connection to a serial PC/LAN
print server port.
The PQ-8S’s input and output
connectors use the same pin
assignments. They are: