Icom IC-FR5000 Instruction Manual - Page 12

3 OPERATION n Receiving and transmitting D Repeater operation Ask your dealer for details of the repeater's presettings. ➥ When the power is turned ON, the [PWR] indicator lights green. (p. 1) ➥ The [TX] or [BUSY] indicator lights simultaneously while transmitting/receiving a signal. • The [TX] indicator lights red. • The [BUSY] indicator lights green. NOTE: A power amplifier protector is built into the repeater. The protector is activated when the repeater temperature becomes extremely high due to long periods of transmitting to reduce the transmit output power level. The output power will return to its normal level when the repeater has cooled down. D Base station operation Receiving q Push [POWER] to turn ON the power. w Set the audio and squelch levels. ➥ Rotate [SELECT]*1 fully counterclockwise in advance. ➥ Rotate [VOLUME] to adjust the audio output level. ➥ Rotate [SELECT]*1 clockwise until the noise just disappears. e Push [CH Up]*2 or [CH Down]*2 to select the desired channel. • When receiving a signal, the [BUSY] indicator lights green and audio is heard from the speaker. • Further adjustment of [VOLUME] to a comfortable listening level may be necessary at this point. *1 When the [SQL Level Up/Down] key function is assigned to [SELECT]. *2 When the [CH Up]/[CH Down] key functions are assigned. Transmitting q T ake the microphone off hook. w Wait for the channel to become clear. e Hold down [PTT] to transmit, then speak into the microphone at your normal voice level. r Release [PTT] to receive. IMPORTANT: To maximize the audio quality of the transmitted signal: 1. Pause briefly after pushing [PTT]. 2. Hold the microphone 5 to 10 cm (2 to 4 inch) from your mouth, then speak at your normal voice level. 7