TM 11-5820-890-10-3OPERATION WITH EXTERNAL EQUIPMENTREMOTE CONTROL DEVICE (C23291GRA39).Do not set the RT FCTN switch to REM.•Cabling Diagram. The following diagram shows how to connect the radio to one or two GRA39 Remote ControlDevices.CABLING FOR VOICEIDATA OPERATIONSTELETYPE (AN/UGC74).Have teletype's internal switches set as follows:PARITY ODDCLOCK +STATE ICT or KSRSIGNAL-NRZREC MODE LO DATASTOP BITS-2XMIT MODE LO DATAMODE -ASCIIBAUD RATE 1200*FIGURES-(Does not matter withCLOCK INTMODE at ASCII.)*RT can operate with baud rate at 600, or 1200, 2400, 4800, 16000 bits per second (bps). 1200 is preferred. If internalBAUD RATE switch cannot be set, find out what rate teletype is set to; then set RT DATA rate to match it. If a Y-cable isprovided for connection to a manpack radio, the double is connected to the RT AUD/DATA and AUD/FILL connectors. Inall cases, use J1 on teletype to cable to RT.NOTERefer to the applicable technical bulletins listed in Appendix A when operating external equipment with RT.4-16
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