Audiovox GMRS600SLK - Manual (Page 12)

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Operating Modes and Features
GMRS Operation:
- From GMRS/FRS standby mode, press and hold the (
s
) button
for at least 2 seconds to turn on power.
- Press the MODE button so the Channel number flashes.
- Select the desired channel with the Up (10) and Down (11) But
tons. When receiving a call, the icon appears to indicate the
incoming signal.
- Press and hold the PTT button (4) to transmit, then speak into the
microphone clearly and slowly. The Transmit Signal indicator
( ) appears on the display.
NOTE:
When the transmission is not available with beep tone, the
battery is low; recharge the unit.
When the battery icon is flashing, transmitting is not possible;
recharge the unit.
- Release PTT Button (4) to receive.
- Communication can only be accomplished when the channel and
CTCSS tone frequency of at least two parties are the same.
- The CTCSS small segment display will appear next to the main
frequency channel on the display if the CTCSS tone frequency
function is enabled.
Channel Selection
In order to communicate with other GMRS units, both transmitting and
receiving party must be on the same frequency. The GMRS600SLK has
22 channels (frequencies) indicated by the large digits on the LCD dis-
play panel. Channels 1 through 7 are the shared GMRS/FRS channels.
Channels 8-14 are FRS only channels, while channels 15-22 are assigned
GMRS only channels. If an FRS only channel (8-14) has been selected,
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