12
4
BASIC OPERATION
■
Receiving and transmitting
CAUTION: Transmitting without an antenna will damage
the transceiver.
Hold down [PWR] (Dial) to turn ON the power. q
Set the audio and squelch levels. (p. 11) w
First, open the squelch. Then, adjust the audio output ➥
level. After that, adjust the squelch level until the noise
just disappears.
Change the channel group. (p. 10) e
Push [ r ∫]/[√] to select a channel. (pp. 9, 10)
•Pushing[Y]/[Z] on the microphone also selects a channel.
•When receiving a signal, “ ” is displayed and audio is
heard.
•Furtheradjustmentofthevolumelevelmaybenecessary.
Push [LO/DX] to turn the receive Attenuator function ON t
or OFF, if necessary.
•ForonlyU.S.A.andAustralianversiontransceivers.
•“LOCAL” is displayed when the receive Attenuator function is
ON.
Push [HI/LO] to select the output power, if necessary. y
•“25W” is displayed when high power is selected, and “1W” is
displayed when low power is selected.
•Chooselowpowerforshortrangecommunications,choosehigh
power for longer distance communications.
•Somechannelsareforonlylowpower.
Hold down [PTT] to transmit, then speak at your normal u
voice level.
•“ ” is displayed.
•Channel70cannotbeusedfortransmissionotherthanDSC.
Release [PTT] to receive. i
Simplex channels, 3, 21, 23, 61, 64, 81, 82, and 83 CANNOT
be lawfully used by the general public in U.S.A. waters.
IMPORTANT: To maximize the readability of your transmit-
ted signal, pause a few seconds after pushing [PTT], hold
the microphone 5 to 10 cm (2 to 4 inches) from your mouth
and speak at your normal voice level.
NOTE for the TOT (Time-out Timer) function ✓
The TOT function inhibits continuous transmission beyond a
preset time period after the transmission starts.
10 seconds before transmission is cutoff, a beep sounds to
indicate the transmission will be shut down and “TOT” is dis-
played in the channel name field. Transmission is not possible
for 10 seconds after this shut down.
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