Copyright © 2012 Discount Two-Way Radio Corporation - North American Distributor
11
BR850
TM
Professional Two-Way Radio Instruction Manual
PTT (Push-to-Talk) Key
Press and hold down the PTT key to transmit,
release it to receive.
SK1 (Side Key 1)
Side Key 1 is the programmable key to which
your dealer can assign long and short press
function. (See Glossary for definitions of long
and short press.)
SK2 (Side Key 2)
Side Key 2 is the programmable key to which
your dealer can assign long and short press
function. (See Glossary for definitions of long
and short press.)
Channel Selector Knob
Turn the knob to select a desired channel.
TK (TopKey)
Programmable function key.
Radio On-Off/Volume Control Knob
Turn the knob clockwise to turn the radio on,
and turn the knob fully counter-clockwise until
it clicks to turn the radio off.
Turn the knob clockwise to increase the
volume, or counter-clockwise to decrease the
volume. WARNING!! Make sure the BR850
TM
is at low volume prior to using any earpiece
accessory, and then adjust the volume to a
comfortable level. Failing to do so may cause
hearing damage.
Accessory Cover & Accessory Jack
The jack is used to connect speaker,
microphone, external PTT, earpiece, headset,
programming cable and cloning cable.