Radio doesn't turn on There is nothing showing in the display. The problem is a shorted NPN surface mount transistor on solderside of the PCB. It is located underneath of R402. This transistor is used
Question about Bearcat Pro PC68XL 40-Channels Base CB Radio
...on the solder side and lok for any burn marks. Of you have a multimeter check for voltage on the pcb where the battery cable is soldered in the pcb. There is a reverse polarity protection diode ...
Question about Protalk XLS TK-3130 (2 Channels) 2-Way Radio
...radio still does same thing will not tx or receive It's broken. Throw it away and buy a new one. He's right.If unit Keeps doing BEEP-BEEP-BEEP and not a continuous tone, This mean ...
...pcb. The failure was produced by a crash of the ICB SW35 Sony radio over the floor at home. Hi, Required board part number is as follows and it is available with Sony Parts Store for $93 (expensive?) ...
Question about 3300 240-Channels Base CB Radio
...PCB board. If you open your radio it is a little circuit board. Held onto the side of the radio by a screw and has two or three connectors leading to the board. Replace that little board and your ...
Question about 3300 240-Channels Base CB Radio
...radio to access the display PCB. Duplicate the movement if it turned on the display, again. Look at the areas that connect the display PCB to other parts with solder. Try to find the places that ...
...radio station). Anybody can help me? I opened up the face plate too, on the back of the PCB there were some contacts with black rust and they expanded over other contacts quite a little so they were ...
Question about 3300 240-Channels Base CB Radio
...components parts nos are .pcb assignent are ic9 and ic10. match the ratings on the components at radio shack and solder the new ones on... or send the board for rebuild at corecentric or ...
Question about 3300 240-Channels Base CB Radio
...radio is a electrophone model cb-550 PCB is a PTBM058COX with a SWR meter PCB PTSR007AOX need it to wire the SWR meter to the main board please help? This circuit board is manufactured by Uniden, I ...
Question about 3300 240-Channels Base CB Radio
...radio PCB and inspected it but it showed no physical signs of damage. I re-inserted it and the remotes worked again for a few days then stopped. I did the same thing a second time; removed the radio ...
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