BFDX BF-TD506 - Basic Operation; Turning the power on;off; PTT Key

 Speaker
 Microphone
 PTT Key
Press and hold down the PTT key then speak into the microphone to
transmit.
 Button 1
Press to activate the programmable function. (The detailed consult to basic
operation)
 Button 2
Press to activate the programmable function. (The detailed consult to basic
operation)
 MIC-SP Jack
Connect to optional speaker/MIC and programming cable.
Basic Operation
Turning the power on /off
Rotate the power switch/volume adjusting keys clockwise to turn the power on.
A current channel number and current zone number sounds.
Rotate the power switch/volume adjusting keys anti-clockwise to turn the
power off.