Icom IC-R2500 Instruction Manual

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Icom IC-R2500 Instruction Manual Manual pdf 21 page image

144BASIC OPERATION12345678910111213141516■ Receivingq Set the audio level for the main band.➥ Push the desired band’s [MAIN].➥ Push [MONI•T/T-SCAN] to open the squelch.➥ Rotate the main band’s [VOL] to adjust the audio level.➥ Push [MONI•T/T-SCAN] to close the squelch.w Set the squelch level.➥ Rotate the main band’s [SQL] fully counterclockwise inadvance, then rotate [SQL] clockwise until the noisejust disappears.eSet the operating frequency in the main band. (pgs. 11–13)• When interference due to strong signals is received, push[ATT•PRIO] to turn the attenuator function ON. (p. 15)rWhen a signal is received on the set frequency, squelchopens and the receiver emits audio.• “BUSY” appears and the S-meter shows the relative signalstrength for the received signal.■ Monitor functionThis function is used to listen to weak signals without disturb-ing the squelch setting or to open the squelch manually evenwhen mute functions such as the tone squelch are in use.➥ After pushing [MAIN] to select the desired band (left orright) as the main band, push [MONI•T/T-SCAN] for 1 sec.to open the squelch.• “BUSY” blinks.• Push [MONI•T/T-SCAN] again to cancel the function.[MONI•T/T-SCAN]Appears when receiving a signal.