Question about RCA L37WD12 37 in. LCD HDTV

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L42wd22 wont turn on - RCA L37WD12 37 in. LCD HDTV

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Power supply will be the first place to check.
If you are going to DIY and have proper tools and know safety precaution then please read on:

Please see my basic troubleshooting guide here:


Posted on Jul 07, 2010


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Posted on Jan 02, 2017


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1 Answer

The tv wont turn on

please check the power cord of the television,and try another electronic device if it is also not turning on it shows tthat there is a problem with the ACsocket.AND IF IT IS TURNING ON and your television is not turning on So please call the technician for the assistance becouse if you try to do anything with your television it may result of your another loss

Oct 30, 2010 | RCA L42WD22 42 in. LCD Television

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Tv wont turn on

Issue with Main Power Board..Fail to innitiate to logic board Due to over heat ..Check Hi Voltage board for over heat regulator and Capacitor as to be check for fail signal... May afect IF Board and RF Board for over power Due to Over Heat component ...Refer to Professtional TV Repair ..

Sep 30, 2010 | RCA L42WD22 42 in. LCD Television

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No signal.i think it overheated. i turn on and light goes green for a second then red flashing light but no picture

You has a bad power supply.
Inspect/replace all blown capacitors on the power supply board.

Aug 11, 2010 | RCA L42WD22 42 in. LCD Television

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The two long LCD inverter boards are dead.Replaced the 2 long inverter boards will get ur picture back.Tries websites like, to buy the 2 long board LCD inverter boards for the replacement.

Jun 07, 2010 | RCA L42WD22 42 in. LCD Television

1 Answer

Power wont come on

basically power regulator is defective for that situation... check also horizontal output ( transistor near flyback)

May 09, 2010 | RCA L42WD22 42 in. LCD Television

1 Answer

Tv will not turn on

There is a fault condition in the TV. Safety circuit shuts it down.
Check with the authorized service center.

Apr 16, 2010 | RCA L42WD22 42 in. LCD Television

1 Answer

L42WD22 42'' TV sas unusable signal All connections good

We found a solution on another site that did not charge, but thnx anyway.

Dec 05, 2009 | RCA L42WD22 42 in. LCD Television

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