Turn the Radio On or Off
1. Rotate the On/Off/Volume knob clockwise. You will hear the self-test pass tone
and see the LED indicator flash green.
2. Rotate the On/Off/Volume knob counterclockwise until you hear a click
and the LED indicator turn off.
Adjust the Volume
1. Turn the On/Off/Volume knob clockwise to increase the volume, or coun-
terclockwise to decrease the volume.
Select a Radio Channel
1. Turn the Channel Selector knob clockwise or counterclockwise until you
reach the desired channel.
Receive
1. Turn radio on and adjust volume to the desired level.
2. Select desired channel.
3. Listen for voice acitivity. The LED indicator flashes red while your radio is
receiving.
Transmit
1. Hold the radio vertically 1 to 2 inches (2.5 to 5 cm) from your mouth. Press
the PTT button to talk. The LED indicator lights steady red while the call is
being sent.
2. Release PTT button to listen.
Start or Stop System Scan
1. Press the preprogrammed Scan button to start scan. The LED indictor
blinks green during scan operation.
2. Press the preprogramed Scan button again to stop scan.
Start or Stop Auto Scan
1. Select a channel that has been preprogrammed for Auto Scan by your
dealer/programmer.
2. Select a channel that has
not
been preprogrammed for Auto Scan by your
dealer/programmer.
Delete a Nuisance Channel During Scanning
1. While radio is on a nuisance channel, hold down preprogrammed
Nuisance Delete button until you hear a tone.
2. Release Nuisance Delete button.
EP450
™
Quick Reference Card
Record the functions for your radio’s programmable buttons in the table
provided below.
Microphone/
PTT
LED
Indicator
Channel Selector Knob
On/Off/Volume Knob
Side Button 1
(Programmable)
Side Button 2
(Programmable)
Speaker
Button Function Short Press Long Press Hold Down Page
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