Icom IC-T7H Instruction Manual

Also see for IC-T7H: Instruction manual Service manual

1 PANEL DESCRIPTION2y VOLUME CONTROL [VOL]Rotate [VOL] clockwise to increase volume and counter-clockwise to decrease volume.u RX/TX INDICATOR [RX/TX] (p. 12)Lights green while receiving a signal or when the squelchis open; lights red while transmitting.i MONITOR SWITCH [MONI] (p. 12)➥ Push and hold this switch to force the squelchopen; release to close it again.➥ Push twice to keep the squelch open; pushagain to close it.➥ While pushing this switch, rotate [DIAL] to setthe squelch level.➥ While pushing [PTT], push this switch to transmita DTMF memory.o POWER SWITCH [POWER]Push for 1 sec. to toggle power ON and OFF.• Battery voltage appears for 1 sec. after power ON.!0 BAND SWITCH [BAND/SCAN]➥ Push to toggle between VHF and UHF operationexcept in memory mode (p. 10).➥ Push and hold to indicate the selected scanrange (or band) and to start scanning (p. 18).• While scanning, each push of this switch changes theselected scan range.SCANBANDPOWERMONIq PTT SWITCH [PTT] (p. 12)Push and hold to transmit; release to receive.w LOCK SWITCH [LOCK]Slide up to turn the lock function ON.• [PTT], [VOL], [H/L], [MONI] and [POWER] function evenwhen the lock function is activated.e ANTENNA CONNECTOR (p. 9)Connects the supplied antenna.r EXTERNAL SPEAKER AND MICROPHONE JACKS[SP/MIC]Connect an optional speaker-microphone or headset, ifdesired. The internal microphone and speaker will notfunction when either is connected. (See p. 28 for options.)D External connectiont TUNING DIAL [DIAL]Rotate [DIAL] to set an operating frequency, select a mem-ory channel, select set mode contents, change scan direc-tion, etc.This connectiondoes not applywhen a conden-sor microphoneis connected.Remote Audio out(8 Ω)[SP]MIC3.5 VPTT[MIC] Audio inputPTT33 kΩ(2 kΩ)