User's Manual

DP405 Digital Two-way Radio User Manual
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6.3 Adjusting the Volume
When the radio is on, rotate the power/volume knob clockwise to increase the volume and counter-clockwise to
decrease the volume.
6.4 Initiating a Call
Press PTT button to initiate a call to the default contact on the current channel when it is digital channel. The
default contact on the current channel can be programmed by dealer.
6.5 Receiving
When the radio receives the right signal on the current channel and green LED will light.
When the current channel is digital channel and when it received private call, group call or all call, the radio will
output the voice from the channel.
When the channel is analogue channel and when it received analogue signals with CTCSS matching the one
on this channel (or there is no CTCSS set on the channel), the radio will output voice form the channel.
6.6 Replying to the Call
When the current channel is digital channel and after a call is received, press PTT button within the call hang
time to reply. If the call hang time is up, you need to initiate a call to reply. The call hang time can be set by
dealer.
When the current channel is analogue channel and after a call is received, press PTT button within the call
hang time and speak to the microphone to reply.