What to do if my Uniden Radio has no transmission?
If your Uniden Radio has no transmission, check the microphone connection. Ensure the radio is not set to the Weather channel or Weather Scan. Turn it off to return to CB mode.
What to do if my Uniden Radio has no reception?
If your Uniden Radio has no reception, check the microphone connection, volume, and squelch settings. Also, check the antenna and its connection.
Why does my Uniden CMX660 Radio battery power check display Lo or HI?
If the Uniden Radio battery power check displays Lo or HI, ensure your power wires have a good connection. The battery needs to be fully charged, or check your alternator. Lower voltage can cause a failure.
How to fix a Uniden CMX660 that does not power up?
If your Uniden Radio does not power up, check the power cord connections, the fuse, and the vehicle's electrical system.
Details the front and back controls and connectors of the radio unit.
Illustrates and lists the controls and connectors on the microphone.
Instructions for connecting the radio's power supply.
Steps and recommendations for connecting the radio's antenna.
Procedure for installing the microphone hanger and connecting the microphone.
Procedure for installing the radio bracket and mounting the radio unit.
Procedure for powering the radio unit on and off.
How to transmit and receive signals using the radio.
General| Channels | 40 |
|---|---|
| Frequency Range | 26.965 - 27.405 MHz |
| Power Output | 4 Watts |
| Modulation | AM |
| Display | LCD |
| RF Gain | Yes |
| Instant Channel 9/19 | Yes |
| Speaker | Built-in |
| Power Supply | 13.8 VDC |
| Type | Mobile CB Radio |
| Weather Channels | 7 |
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