9.1 RS-232C Connection
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1.
Turn off the power to the 3169-20/
21 and the PC.
2.
Using the 9612 RS-232C cable,
connect the RS-232C connectors of
the 3169-20/21 to the PC.
To connect the 3169-20/21 to a PC, you need
the optional 9612 RS-232C cable. The 9612
RS-232C cable is a cross cable.
9612 RS-232C CABLE
(cross cable)
Pin Functions
CCITT EIA JIS
Signal Name
Circuit No. Code Addr. Code Addr.
2 Receive Data
104 BB RD RxD
3 Send Data
103 BA SD TxD
5 Signal Ground
102 AB SG GND
7 Request to Send
105 CA RS RTS
8 Clear to Send
106 CB CS CTS
Connection to the PC to the 3169-20/21
RS-232C
connector
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