EXP Computer ThinConnect4 - Manual (Page 19)

ThinConnect4 <9>
2.5 Cable Connections
2.5.1 Serial Cable (MODEM/TA)
Use only standard serial cable provided by MODEM or TA. If the cable provided with
MODEM or TA has different shape or PIN assignment, please use proper adapter (not
include) to match the ThinConnect4 serial (S1 or S2) port connector.
Note: Make sure all devices are powered off, before connecting serial cable.
1. If the modem or TA is currently connected to the PC, remove the serial cable from the
PC side.
2. Connect a standard serial cable (RS-232) to a serial connector (S1 or S2) on the back
of ThinConnect4.
Note: If your application need only one modem connects the cable to serial port 1.
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Modem/TA
Removes a cable from
the PC
Standard Serial cable for Modem/TA
Modem or TA serial port
PC
Modem/TA
ThinConnect4
Standard Serial cable for Modem/TA