Cobra 29 LTD CB Radio "clean board" Questions

clean contacts circuit board How do i clean a cb radio circuit board with compressed air then achole

...board) around the PLL chip area. Also you may have a switch that needs cleaned. To clean the switches, purchase some contact cleaner ( I use WD 40, although some techs don't recomend it ) and spray ...

board." The first thing I would suggest is to make sure the power going to the CB is clean, like from the ignition or directly from the battery, that may eliminate the noise. On the color change issue

...board probely needs resoldering and try to clean the plug in part with electrical cleaner and a very small screw driver to scrap the connections and take out the batteries first!!! also check your ...

...board down, the audio chip is on the right side-rail,the chip close to you, now turn it over and inspect it for cold solder joints,if you need to replace it you have to heat sink it with heat sink ...

...when I turn the radio on it starts scanning and will not stop. your keyboard membrane is needing cleaned with IPA you must have spilled coke or pepsi or somthing conductive on its membrane so i ...

...clean a dry it out.i removed four screws that i see but it will not come apart. help, moses brown The inner screws also need to be removed after you get the back panel off. Also, the antenna is ...

...glass from pads on the circuit driver board... THESE cause a lot of problems and often require a cleaning of contacts and the ends of the wires with isoprophyl alcohol and re-aligning. in most ...

...of the frequency displayed.when mic is press, error 3 comes on the screen. White Glue needs to be cleaned off the circuit board. Common issue with these radios. Check for swelled or leaky

...where did I go wrong here ?? Any ideas when I should look, I have some test equipment here to help.. Thanks This uses a uniden board and has a relay for transmitting, check and clean the relay ...