20 Most Recent RCA P52937 52" Rear Projection Television Questions & Answers

Check the lamp and its inverter. If lamp has failed, replace it along with it ballast [inverter]. It is the best practice. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/ Lamp replacement procedure to many brand projection TVs are given with illustrations. Never forget to reset the lamp time after replacement.

sound like the high voltage is dead and needs repair.This unit has three projection bulbs and one HV transformer.The HV transformer is common to all three CTRs

I am not sure what your needing but you can get the PTK195 Service manual which is what your set is from www.servicemanuals.vstore.ca by download within minutes of ordering.

Sounds like it could be your bulb going bad I would check some places like rivervalleyelectronics.net or hdtvpartstore.com and see if they have your bulb is in stock it may not be to cheap but i beats buying a TV. I would direct you to the manufacturer but they probably have stopped supporting this type of tv.

The beeping is usually caused by failed HOT Transistor and also possibly the flyback. You can get the Flyback and HOT repair kit from www.tvrepairworld.com

Are you sure the model number listed here is the one on the back of your set? This older model listed here should not "beep". A lot of questions here get posted with wrong model number.

It sounds like the high voltage transformer is bad.

I know the set well and would like to help---FIRST THING IS DISCONNECT THE POWER TO THE SET---a few minutes will be enough.Plug set back and a good chance it will have returned to normalIf not let me know and let me know if on the front of the cabinet it has the "GUIDE PLUS" LOGO.

send a email request to [email protected] they should be able to provide those items.

Common problem and RCA recommends the following to cure: replace R17520 with p/n# 218508, C11503 with p/n# 194903, and crystal.
Bill

What you are describing can be due to a number of different settings.

Focus on the red and green guns
Sharpness on the red and green guns
Horizontal position and size
Vertical position and size.

Please consult a professional for adjustment on these items as they are all near or connect to parts that have Hazardous Voltage.

If the issue is convergence off I can tell you what part/s are most commonly bad.