Kenwood TK-7100H Service Manual

Also see for TK-7100H: Specifications Service manual

Contents

13 Internal Connector4713.3.8 EMGMIC (CN3 - Pin6)This input terminal allows you to input an audio signalwhen using an Emergency Microphone.A 5 V bias is available for a condenser microphone.You must use AC coupling for connection to thisterminal.13.3.9 RXAFO (CN3 - Pin7)This output terminal allows you to output the receiveaudio signal to the Scrambler.You must remove R267 and connect it to the RXAFIterminal.This terminal outputs the demodulated signal (300 Hz~ 3 kHz) before it passes through the De-Emphasiscircuit.Refer to Section “18 Scrambler” for details.13.3.10 ALTI (CN3 - Pin8)This terminal allows you to input an external AlertTone.You may use this terminal for the SmarTrunk Board.13.3.11 RXAFI (CN3 - Pin9)This input terminal allows you to input the receiveaudio signal to the Scrambler.You must remove R267 and connect it to the RXAFOterminal.You must use AC coupling for connection to thisterminal.Refer to Section “18 Scrambler” for details.13.3.12 5C (CN3 - Pin10)This output terminal provides 5VDC at a currentrating of 50 mA.13.3.13 8C (CN3 - Pin11)This output terminal provides 8 VDC at a currentrading of 50 mA.