Sharp LC-32SB21U 32 in. LCD TV "diagnose bad power supply" Questions

diagnose it and you replace the bad circuit board yourself, it would be cheaper. Here's a place I use to get parts for TVs: http://www.shopjimmy.com/catalogsearch/result/index/?q=LC-26D43U&p=1 The

Bad regulation of the incoming voltage could caused this issue although,there is a capacitor across the incoming line and nuetral.Maybe its leak or dry up and cause the problems,change it out with one

power supply is likely causing the problem. The safety circuitry shuts the TV set down when it detects a problem. This model of TV has over 2,000 parts which include millions of transistors inside the

...Power supply module will be the first place to inspect, please read my guide first before doing the DIY repair. If you are going to DIY and have proper tools, electronics knowledge, and know safety ...

...diagnose where the fault came from..Also try to open the cover and look for any bulged capacitors on power supply board.. CHANGE IC202 WITH TL431 OR TRY PUSH INPUT AND VOLUME DOWN THEN PLUG THE POWER ...

electronics repair abilities, check the capacitors in the power supply to start with. Other than that, you could be looking at a bad inverter, bad CCFL lamp, faulty power supply, or a main board. 

...bad power supply. Screen was just black when I turn it on, so I was advised to get another power supply. I did and just swapped them out and now I am getting a real dim picture. Power supplies, while ...

...bad Main Power board. Gateway wants $250 for the part. Can a lay person replace the board? Can I just take off the back and plug in the new board? Thanks!! Roundtrip The power supply board can be ...

bad 5.6 ohm 1/2 watt resistor at R001 and replaced.Relay at RL002 activated when power switch was turn on then immediately turned off.Checked resistor again,it was bad again.I'm sure it is a cap issue

...be the backlight inverter board or the power supply module that supplys 24vdc to the inverter board. You either have a power supply issue or a bad inverter board. I would have it properly