Question about Sony KP-57HW40 57" Rear Projection Television

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Have Sony Model# KP-57HW40 Big screen rear projection tv..Has blue wavy lines across screen, and sometimes flashes blue, can you give me assistance??

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Blue Picture Tube , bad Video IC on Blue CRT board.Or Blue screen drive control to tube needs to be adjusted down some.

Most Likely Bad Tube!

Posted on Jul 12, 2010

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Posted on Jan 02, 2017

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1 Answer

The screen is all bright blue


I have Model # KP-WS500. The screen turn blue.

May 02, 2009 | Sony KP-57HW40 57" Rear Projection...

1 Answer

52'' sony tv rear projection turns blue


it sounds like the blue crt is failing Pull the front off and turn the tv on
When it still has a good picture tap the blue crt
if it flashes blue with lines across the screen then you know it is a bad crt

It might not be worth fixing

Good luck


Jan 26, 2009 | Sony KP-57HW40 57" Rear Projection...

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Sony KP 57HW40, blue flashes and sometimes shuts off


can you solder? there may just be some dry solder joints and or caps and a voltage regulator that are causing this.
otherwise you are looking at a $400 or so repair!

Jan 11, 2009 | Sony KP-57HW40 57" Rear Projection...

1 Answer

Red red wavy lines across the TV screen


I did not fix the problem, but you have the model number wrong, it is KP-46WT510

I do need some help.

Nov 23, 2008 | Sony KP-43HT20 43" Rear Projection...

1 Answer

My screen just started flashing with red lines something happening to mine, model kp-57hw40


Many of these older Sonys can be repaired by simply reseting the white balance. I can give this anwser if you still need this.

Aug 19, 2008 | Sony KP-57HW40 57" Rear Projection...

1 Answer

Sony Color Rear Video Projector - KP 57hw40 / Mfg. February 2002


i have the same problem picture is blue/green with blue and green arched horizontal lines

no picture at all only sound then tv shuts off after 5-10 seconds and then a bright blue flash in the center of the screen

have tried adjusting the voltage screws didnt do anything

Jul 13, 2008 | Sony KP-57HW40 57" Rear Projection...

1 Answer

KP-57HW40 problem


· http://esupport.sony.com/perl/news-item.pl?news_id=24
· Which models are affected with the "flicker" problem?
A1: There are 12 models in total: KDP57XBR2, KDP65XBR2, KP46WT500, KP51HW40, KP51WS500, KP57HW40, KP57WS500, KP57WV600, KP57WV700, KP65WS500, KP65WV600 and KP65WV700.

Jan 13, 2008 | Sony KP-57HW40 57" Rear Projection...

2 Answers

Sony KP-57HW40 Error Codes 6 & 8


ITS PROBABLY THE RED PICTURE TUB (CRT). IT LOOKS EASY TO INSTALL, BUT YOU NEED TO MAKE ADJUSTMENTS TO THE SCREEN ONCE IT IS INSTALLED. THE PART IS $3OO. TRY TO FIND SOMEONE TO INSTALL IT FOR $150 OR LESS. HERE IS A WEBSITE TO HELP YOU MAKE ADJUSTMENT IN THE FUTURE ON YOU OWN.

PRIDAH


http://www.somelifeblog.com/2007/06/sony-projection-tv-red-line-repair.html

Nov 10, 2007 | Sony KP-57WS500 57" Rear Projection...

1 Answer

Sony tv KP-57XBR10W


Correct ! One set is for RGB focus and the other set is for
RGB screen voltage............................T.

Oct 05, 2007 | Sony KP-57HW40 57" Rear Projection...

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