What to do if my Uniden Radar Detector has no display or audio?
If your Uniden Radar Detector has no display, ensure all connections are secure. If there's no audio, verify that the Voice feature is not turned off.
What to do if my Uniden LRD850 Radar Detector doesn't turn on when the car starts?
If your Uniden Radar Detector LRD850 does not turn on when the vehicle starts, verify that the power cord is securely connected to the unit and properly inserted into the cigarette lighter jack. Also, try changing the fuse in the power cord by unscrewing the cigarette lighter jack to access it.
Why does my Uniden LRD850 Radar Detector alarm when the car hits bumps?
If your Uniden Radar Detector alarms when the vehicle hits bumps, check the connections and make sure they are all secure.
Why didn't my Uniden LRD850 Radar Detector alert me when a police car was in view?
If your Uniden Radar Detector LRD850 doesn't alert when a police car is nearby, the officer might not have their radar/laser units activated. You should also check that the band is turned on. To do this, press the MENU button and navigate through the options until you reach the bands setting. If the band is turned off, the OLED will display OFF. Turn the band on.
Why does my Uniden LRD850 Radar Detector alarm briefly in the same location with no radar source?
The brief alarms in the same location, even without a visible radar source, may be due to a motion sensor or house alarm operating nearby.
General| Bands Supported | X, K, Ka, Laser |
|---|---|
| Display Type | OLED |
| GPS | Yes |
| Red Light Camera Alert | Yes |
| Speed Camera Alert | Yes |
| Power Source | 12V DC |
| Features | Voice Alerts, City/Highway Modes, Auto Mute |
Instructions for mounting the LRD850 on the windshield or dashboard.
Steps for turning on the LRD850 unit and its initial self-check.
Explains the function of each key button and its press/hold actions.
Details menu items for Voice, Band settings, POP Mode, K Band Filter, and Display.
Step-by-step guide for adjusting volume, muting, brightness, and switching modes.
Explains sensitivity differences and X band behavior in Highway and City modes.
Explains POP mode for short bursts and the scan display indicator.
Covers alert priority order, cleaning, and checking connections.
Guides on firmware updates and provides solutions for common issues.
Details receiver types, detector types, frequencies, and antenna specifications.
Covers physical size, weight, temperature ranges, power source, and interface.
Outlines warranty coverage, limitations, and the process for obtaining service.
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