Binatone Terrain 750 User Manual - Page 4

3.2 Turning the Unit ON/OFF To Turn ON; a. Press and hold the POWER button until the LCD Screen turns ON and displays the current channel. To switch OFF; b. Press and hold the POWER button until the LCD screen turns blank. You will hear a beep tone each time to confirm. 3.3 Adjusting the Speaker volume The volume level is shown by vertical bars on the LCD screen. You can change the volume while using your PMR, or while the unit is idle (switched on but not in use). Press the UP button to increase, or press the DOWN button to decrease the speaker volume. 3.4 Changing Channels Your Terrain 750 has 968 Channel Combinations The Terrain 750 has 8 vavilable main channels, To communicate with other Terrain 750 users whthin range,you must all have your Terrain 750 tuned to the same channel. a. Press the MENU button once, the current channel number flashes on the LCD Screen. b. Press the UP or DOWN button to select the desired channel. The channel changes from 1 to 8, or vice versa. c. Press the PTT button to confirm the channel setting. Note: Refer to the "Channel Frequency Table" section of this user guide for detailed frequency listings. 3.4.1 Setting the CTCSS sub-channel Each channel also has 38 sub-channels to let you set up a group of users within the same channel for more private communication. If you have set the sub-channel, you can only communicate with other PMR users tuned to the same channel and sub-channel. To turn the sub-channel function off, simply set the subchannel to 0 (zero). You can communicate with any PMR user set to the same channel who also turns off the sub-channel operation (or whose PMR unit does not have the feature). a. Press the MENU button twice, the current CTCSS sub- channel number flashes on the LCD Screen. b. Press the UP or DOWN button to select one of the 38 CTCSS sub-channels. c. Press the PTT button to confirm the sub-channel setting.