Questions & Answers for: crt troubleshooting

crt tube has no fire and I am curious as to where to begin to troubleshoot. Not even a test screen will show upon restart.I have experience soldering components and troubleshooting component level but

...to flash/vibrate...? tube problem Usualy this is a power supply, or video processing fault, or CRT bias circuit fault. The set has to be properly troubleshooted to determine the fault. Jerry

no color red I have no color red. you either have a bad red drive circuit or a bad red crt. try switching the crt socket from the green to the red crt and see if the red crt will light up. If it ...

Troubleshoot Screen disappear after few moment You didn"t mention about sound and model. Anyway if it is a 4 years model Picture tube may be failure or CRT base failure.

...troubleshooting charts on the LG website. Just unsoldered CRT socket from circuit board ,when taken already clean the socket used a sand paper and laquer thnner or alcohol to clean socket very well ...

IM TROUBLESHOOTING A 14 INCHES TV SET WITH STAND BY POWER BUT NO RASTER WHAT WOULD BE THE POSSIBLE PROBLEM missing video signal going to the crt neck board or missing drive or screen voltages.

.... It is more likely that the voltages feeding the green crt (middle CRT) are bad or missing. In either case it takes a bit of troubleshooting and disassembly to confirm. A CRT costs between

Crt standard hisense 54cm colour tv model tc2198L no powering fuse ok HOT ok. Check the power supply.If you have no output from the power supply try to disconnect the power supply from the other ...

...Check the horizontal scan output section circuit for any fault. Check whether the filament of the CRT is glowing. If it does, the horizontal section circuit is working, and you have to troubleshoot ...

how can i troubleshoot a crt tv with colour problem. the picture is distorted as if having a digaussing problem. Hi Ibrahim, the links below are youtube videos showing how to fix your television, The ...