Electronics Forum / Repair / February 2008

This set came in with bright red screen and retrace lines. The CRT has
a red Cathode to filament short. I disconnected both sides of the
filament circuit from the flyback and ran the tube filament from a DC
supply at 6.0V, and although the picture was watchable it still had

I WANNA REPLACE ALL THE BAND MECHANISM (CHASSIS SUB ASSEMBLY, DC MOTOR
ETC..) BETWEEN TWO DIFFERENT MODEL BETAMAX. FOR EXAMPLE ONE IS
SL-500ME THE OTHER IS SL-HF100. IS IT POSSIBLE?

Well, my glued pinion gear finally bit the dust.
So, I'm looking for either the timer motor, or just the rotor
assembly.  Yeah, good luck getting only that!
I believe it is part number 204663 here:

We are operating during the chinese new year, feel free to drop me a
call if u need a quality service for you air-con as well as repair,
in
the most efficient way. quick and quality service is our mission,it's

Toshiba HQ referred me to Fox International, 1-800-321-6993, for a
schematic of the Toshiba model 20A42, chassis 3L714.  Before I get
involved with them, has anyone ever heard of them?  Anyone have a pdf
file of the schematic?

I have a 37 year old H/K Citation 11 Pre-amp.  The sliding audio
equalizers, volume and balance controls are silicone loaded.  There is
a warning label inside the unit, that says because they are silicone
loaded, not to use commercial cleaners on them.  Can I use DeoxIT D5

This amp stays in the standby mode when first turned on (cold).  After some
time the relays for the speaker's kick in once it warms up or if i repower
it several times.
Any idea's where I can find repair tips for this amp and particular type of

Hi I just want to adjust the convergence in this tv and Id like to know
how can enter in service mode.Thanks

This TV worked normally...was shut off for the night....next morning it
would not power on. The red power light is on. Pressing the power button
turns it green for about 3 seconds then goes back to sleep mode, with no
picture of course. Power supply makes some quiet squeaks before ...

M # CX32630, Ch # TAC9035, dead 5 volts ok, 10.5 vdc @ relay, but
relay won't energize. Cap on the relay is ok. Jump relay, set comes on
with no vertical, just a line accross the screen. Vertical IC is ok,
when set is on power supply runs ok. Is there anything common on this

Grateful for any help on this one. Tried posting on alt.video.vcr and was
referred here.  I guess I'm pinning my hopes on some 'magic' keystroke
combo on the remote that will force the SV-5000W into set-up mode.
I bought a SV-5000W when I was working in the USA some years ago and ...

Here's the situation, what are you thoughts?
- 27" tv, few years old, no signs of aging or intermittent
performance.
- hardwood floow

How do i subscribe to the group?
Thank You for any help you may give me.
Bill

    I realize this is somewhat removed from the topic of the newsgroup, but
I searched for another group and found none specific to my question
type.  Since this group is filled with knowledgeable people in
electronics, I thought I might find an answer.

This is a long shot, but we have this unit with an IC 531 on the signal
board gone thermal, losing sync.  The IC part number is 350-28912 and is a
Philips SAA4977H/107.  The signal board is available from Panurgy, the Loewe
support in the US for an absurd cost.  The signal board ...