Electronics Forum / Repair / January 2005

how can i fix a ticking smps on a mitac L1450PD
it uses a UC3842 controller CNX82A optocoupler and TL431A shunt.
there are four lines on this monitor, 150v 87v 24v 6.3v all reading low.
how do i find the line causing the problem?

We have a Dell laptop Inspirion 1150 ~ 6 months old. Dell provided a
warranty replacement of the NIC last week as a cat 5 cable would no longer
make
a consistent connection (troubleshooting to verify the problem removed

I'm looking for a larger chart with typical ESR values
for caps. I haven't found small charts on the web
yet.
Thanks,

My washer is leaking from the tub, i think its overfilling, from a
prior repair i lost the schematic.  So what controlls the amount of
water that fills up the tub?  I know some switch must control the
inlet selinoid?

Hi everyone, thanks for reading.  My TV has 2 power buttons, the main
power switch and the sub power.  When the main power is depressed, the
red LED in the front is lit. I hit the sub power button and the set
turns on, LED off.  It works fine for a few minutes and then dies, and

Almost exactly a year from this previous post:
I've had a Panasonic SA-HT70 for about 2 years now, and it's been
     great... Unfortunately it's just started to play up by trying to read
     and saying

Have taken apart TV remotes that have had various liquids spilled on
them and so far have been able to clean them up and make them usable.
Have a Daewoo Tv remote that needs disassembly but have been unable to
find any screws holding it together.  Have done some searching and

I have a Philips 17PT1666 using a L01.2E chassis which has a problem
with the remote control.
Simply the TV has stopped detecting the signals from the remote. It
failed under warranty, the repair shop had it for 11 weeks and changed

Does anyone out there know any details of the fire hazard fault which
existed with this particular TV a couple of years ago.
I am aware of  fact that a home visit was required to change a potentially
faulty component in this set.

Hi all.  Hope someone out there can help me out a bit.  First the
picture:
http://home.earthlink.net/~fiveliter8/tvrepair/paring.jpg
Sound is perfect and colors are fair.  The distortion does NOT "roll"

i have a sony tv here it is a kv-32s40 made in 1997
any how this is what it is doing
ill press the power buttom & all i get is the sound of it turning on & the
little red light on the front will flash but i will get no sound & no

Hoping someone here can help me.  I've searched for hours in other
newsgroups, but nothing comes up.
Early yesterday morning, I was watching a DVD on my two year old
Toshiba 32AF42 TV (similar to this year's 32AF44).  I've got a Toshiba

I have a RCA CTC-148/148 chassis, Model 26100AK, May 1988 with a sound
problem.  The +24.9V feed to the audio output IC is at +24V or so at
very low volume but falls to as low as 3V as the volume is turned up.
Obviously very distorted sound at all but the lowest volume levels.  It

I want to run an old Makita 9.6 volt drill off my car battery 12 volt (
actually   13.6 volt ) . What is the approriate resistor  to use ?
-thanks

Wanted: instructions to adjust the balance and bias controls of the XAM
Solid State Stereo Amp model 200.  I'm posting this for a friend; he
mentioned "Korvettes" which may be the parent company or the store of sale.
Reply to this newsgroup as the reply email address is fake.