[COLUG] LCD Monitor Repair

Mark Erbaugh mark at microenh.com
Mon Nov 12 09:18:01 EST 2007


It appears that the backlight has failed on my 3.5 year old LCD monitor
(Benq FP757). If you look closely at it you can see that the LCD pixels
still seem to be working.  The power LED indicates the awake / sleep
status correctly.

It was my main monitor and in use almost every day.  I usually left the
monitor powered on and let it go to sleep when I turned off the
computer.

The failure was all of a sudden. One day, I booted the computer and no
display.  I'm don't think there was any physical trauma to the unit. It
and the computer were connected to a UPS so I don't think there was any
electrical trauma either.

The only problem I was having with it before this was that the image
would occasionally experience a slight vibration along the right edge.
Pushing the auto-tune feature cleared that up.  I've not experienced
that with the monitor I've been using as a replacement for a couple of
weeks (it is as the same resolution), so I think the problem was the
monitor, not the video card.  There weren't any dead pixels.

It's out of warranty (3 years).  Is it worth having it repaired?  If so,
any recommendations for service departments in the Columbus area?

I'm not opposed to poking around inside it myself. Is there anything I
can look at?

Thanks,
Mark



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