Electronics Forum / Repair / August 2004

My cherished ICF-2001D has developed a fault that someone on this
group might have seen before and fixed.
Turning the Manual Tuning CW increments the frequency and display
normally

Our Sony 14" KV-M1420U television has suddenly lost its colour.
The picture is still perfect, but in monochrome.  Sometimes the colour will
return if the television is switched to 'off' or 'standby' and then switched
back on.  When the colours fails, it changes instantly from colour ...

My monitor started by showing a  horizontal white line across the srceen. I
went straight to the vertical circuit for troubleshooting. I then found a
blown cap (100v 220micro farads). When I replace it with a new one, it also
blows. What do you think it might be? Please advise me.

I have an ADI TFT monitor that once running for about twenty minutes
shuts down, that is the picture will gradually fade then go completely.
Switch off for a bit then back on and it will work again for a while
till it does it again. Seems like something overheating but what would ...

I have had my LG 17" Flatron T710BH CRT monitor for three weeks now
and it makes a high picture noise. The noise is intermittent and
normally occurs about 30-40 mins from been switched on from cold.
I called LG tech support two days ago and explained this to them, they

I have a sony 400ps 19 inch monitor that is slowly dying. Geometry
varies depending on how bright the displayed image (about 5mm on the
borders) Also if the display shows a mainly black window, the text
becomes very blurry. Displaying something bright (like the OSD or

hi, I have an LG flatron 776fm monitor (not LCD).
after I changed the refresh rate from 60 to 75, it worked ok but
from the next reboot the monitor doesn't work:  its indicator light
blinks off and on between orange and green, and the screen is blank.

my need an equivalence (compatible substitute) of  Pwer Transistor (3PIN)
BU2507DX
Thanks to all those that will help me
PS Sorry for my English

might be a daft question but what does the card type cover hide inside
the microwave and is it still ok to use if cracked?

I will be leaving for vacation this Monday but before I go I just wanted
to express my gratitude to everyone on this group who has assisted me over
the last few years. Without your help and this collaborative effort on
everyones part, it would be a truly tough road for TV ...

I Have a Cap that is discountinued, I contacted Toshiba they told me the
value of the cap is PFO .01uF. The Loation on the board is C331. Is there
any part I can replace it with.
The Video Doctor

I know this is a long shot....but I need a 20DP4 or any version for
replacement, 20CP4, 20CP4A etc.
If anyone has one sitting around (or knows were one cn be had) it
would be much appreciated!

Hi guys (and gals)!
A friend of mine gave me this non-working DVD+RW writer; although the
drive was still under warranty, it was easier for him to just buy a new
one rather than pay shipping both ways and wait 6-8 weeks for the unit

I'm getting this "green smudge" area on the far left side of the screen. I've moved the
front speakers and rerouted all the power cords away from the TV but still no joy. Any
ideas?

Have a Sharp Linytron TV 25inch TV. I think it is a 25AM120 - label gone. All
the buttons work and it turns on but when you hit power to turn off it kills the
sound. I would like to get into service mode and reset to manufacture settings.
Tried the plugin outlet while hitting ...