Question about ViewSonic N3250W Television

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Viewsonic N3752w when i turn on the tv there is no picture, the led light turns green then immediately turns off with no light.

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  • 74 Answers

FAULTY POWER SUPPLY CAPACITORS

AVERAGE REPAIR COST £60 TO £100

Posted on Aug 25, 2010

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Posted on Jan 02, 2017

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Viewsonic PD560D no picture green LEDs


there is a colorwheel inside the dlp projector that spins and the light shines through the colored lenses on the wheel, onto a dmd board, and reflected out through the lens. however, if the wheel motor is bad and won't spin, the light won't even turn on. i recommend replacing the colorwheel

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Viewsonic N3752w LCD TV: plug in, red light goes on, press button and green goes on but then off before any picture; seems dead, no red light or green and nothing happens when press button again. If I...


We have the same problem with ours. I'm suspecting it's the power supply board. I'm going to order a new one, swap it. That should fix it, I suppose.

Oct 04, 2010 | ViewSonic N3752w 37 in. LCD TV

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Viewsonic n3752w will not power up when I plug power cord in, but when power light goes green, if I press and hold any of the buttons on top of tv, (Enter, chan up or down, menu, vol up or down) it will...


You may have bad main logic board, http://www.shopjimmy.com/catalogsearch/result/?q=n3752

The back light is working for sure, you may want to check if the Power supply on signal goes to 5v when you push the power button.

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:
http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide

http://s807.photobucket.com/home/budm/allalbums

http://en.wikipedia.org/wiki/Capacitor_plague
Parts: www.shopjimmy.com

Jun 29, 2010 | ViewSonic N3752w 37 in. LCD TV

1 Answer

Hi just got a ViewSonic N3752w 37 in. LCD tv from a friend with a pretty banged up screen. It has several lines in the picture as well as some blackend screen. Any idea of whether it is repair able or how...


It sounds like the LCD panel is badly damaged, if that is the case, it will not be worth it, sceen is the most expensive part of the whole TV, you may be able to sell each parts of the TV on EBAY. Post the pictures of the screen will help.
Parts price: http://www.shopjimmy.com/catalogsearch/result/?q=ViewSonic+N3752w+

Dec 17, 2009 | ViewSonic N3752w 37 in. LCD TV

1 Answer

Red light on,press power on grenn light goes on


Have the main power supply checked out first, you only have standby 5v power supply working right now.

Oct 30, 2009 | ViewSonic N3752w 37 in. LCD TV

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