Audiovox GMRS600SCH Owners Manual - Page 12
of 28, Operating Modes and Features
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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 GMRS600SCH has 22 channels (frequencies) indicated by the large digits on the LCD display 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, 12 128-7348 12 of 28