Electronics Forum / Repair / September 2007

I have a DVL -909 Laser disc player that has started skipping . It will play
for a while and then skip back to a few seconds before and replay over and
over again Once I forward past that area it may play for minutes until this
begins again.On a disc I tried yesterday it did this ...

I have tried to connect the foot pedal (COM1 port - using express
scribe) to my pc for medical transcription work, but could not
succeeded.  The message has appeared as
Foot Pedal Hardware Error

Is it acceptable practice?
Kustom KPM6160A mixer amp from 1997 with intermittant crackles and sometimes
loss of sound, waggling the interboard ribbon leads produces these symptoms.
The .156in spacing Harwin/Molex/ Amp/Tyco connectors for power are fine , 2

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T:86-755-89959080

I got this set in after a storm. There was a black flash burn on the
board across the AC line terminals. When turn on is attempted the
relay clicks about twice every second. I have checked just about every
component on the power supply board. I have replaced the following

Hi there people.
We have only had this TV for just over a year and it has gone wrong.
You turn the TV on and it works fine, but after about 20 minutes or so
the picture starts darkening very slowly, and the sound starts to get

Anyone know when it changed to eg
http://swe-goldenwest.org/scvs/www/images/corp/natsemi2.gif
from the older double squiggle one
eg

I have a RCA P61310/ DVT307 that had some of the common issues. While
changing out the brown caps I noticed that resistor r14140 is not
looking so great and can not make out the bands. I would like to
replace this resistor if anyone has a schematic or is working on one

Yep, still kicking my but, but getting closer. I found the +9V supply
to the convergence board to be only about 4.7V. Did some resoldering
on a few plugs and got this back to normal. Prior to this it would
display misconverged colored snow. Anyway, with a color bar signal

Hi, I have alongside me an original Nintendo system that has a
problem. It hasn't been used in several years and when fired up today
just sits there with the power LED blinking and the video output
flashing in time with the LED. I have checked the 7805 and it's

Help!
I set a password on my TV, and have long since forgotten it.
Is there a way to reset this password, even if it means re-programming
all the channels?

My Panasonic TV model number TX-W28R4DP has just gone wrong.
This happened suddenly without warning as the TV was switched on.
The screen has scrolled up so that there is a black bar at the bottom
and shimmering black lines through the rest of the picture, see picture

Anyone have a spare manual for the Crescent TS-617 C/U Q meter that they
want to sell or know where I might find one?
tnx

Symptom: does not switch on. Will switch on unpredictably once every
50 tries. Digital 5volts is always available. Clock oscillator can be
observed at the syscons pins only if other vertical boards are plugged
in. Grounds for digital and analogue seem to be floating. Display may

My neighbor just removed a giant tree, so I think I can now get a dish.  A
few years ago, I remember that there was a website in which you put your
lat/long (or zip code), and it would tell you the date and time and which
the sun would be in the same spot as the satellite, for ...