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8 BASIC OPERATION
8.1
RECEPTION
1. After the transceiver has been installed, ensure that the power supply and
antenna are properly connected.
2. Press and hold the PWR /VOL knob until the radio turns on.
3. Rotate the SQL knob fully counterclockwise. This state is known as "squelch
off".
4. Turn up the PWR /VOL knob until noise or audio from the speaker is at a
comfortable level.
5. Rotate the SQL knob clockwise until the random noise disappears. This
state is known as the "squelch threshold."
6. Rotate the CHANNEL knob to select the desired channel. Refer to the
channel chart on page 117 for available channels.
7. When a message is received, adjust the volume to the desired listening
level. The "
being received.
8.2
TRANSMISSION
1. Perform steps 1 through 6 of RECEPTION.
2. Before transmitting, monitor the channel to ensure it is clear.
THIS IS AN FCC REQUIREMENT!
3. Press the PTT (push-to-talk) switch. The "
displayed.
4. Speak slowly and clearly into the microphone.
5. When the transmission is finished, release the PTT switch.
This is a noise-canceling microphone. Position the Oval Slot label "MIC"
within 1/2 inch (1.3 cm) from the mouth for optimum performance.
8.3
TRANSMIT TIME - OUT TIMER TOT
When the PTT switch on the microphone is held down, transmit time is limited
to 5 minutes. This limits unintentional transmissions due to a stuck microphone.
About 10 seconds before automatic transmitter shutdown, a warning beep will
be heard from the speaker(s). The transceiver will automatically go to receive
mode, even if the PTT switch is continually held down. Before transmitting
again, the PTT switch must first be released and then pressed again.
Page 30
" indicator on the display indicates communications is
NOTE
TX
" indicator on the LCD is
GX2000/GX2150
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