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TROUBLESHOOTING
If your LRD 747/LRD 757 does not perform up to expectations, try
the suggestions listed below. If you cannot get satisfactory results,
call the Uniden Customer Service Center at (800) 297-1023, 7:00
a.m. to 7:00 p.m. Central Time, Monday through Friday.
Unit does not operate
(Power LED not on).
Unit fails the self test.
Weak detection.
Inaccurate or
erratic detection:
Beeps over bumps or
rough road.
Beeps at same
location.
Signal strength meter
registers, but
no audio.
The unit
bounces against
the windshield.
19
Check the power cord. Be sure the
connectors are properly installed
Be sure ignition key is ON or in the
accessory position.
Fuse out. Check and replace.
Check power to lighter socket.
Vehicle electrical problem exists.
Make sure that the volume control is in the
ON position.
Clean cigarette lighter socket.
Call Uniden Customer Service Center,
(800) 297-1023.
Check angle of unit. Point to the horizon.
Antenna/Sensor is obstructed. Move the
unit clear of any obstruction outside the
windshield, such as a wiper blade.
Move the unit clear of the window tint.
Loose power cord. Check both connectors.
Power cord is broken. Check and replace.
Check that the power cord is connected at
both ends.
Clean cigarette lighter socket.
Falsing because you have passed a motion
sensor or alarm.
For highway use, make sure the City Mode
is OFF.
Increase the volume.
Reposition the unit so that the bumpers
are firmly against the windshield.
.
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