Electronics Forum / Repair / October 2006

Howdy all.. :-)
Hitachi: Model TE-4400
Chassis: NP83LX3
Made in Canada (or so the sticker says)

I have been having trouble with my washer mechanical parts ok now
removed module and believe fault is on this board.
                                Does anyone know what component th
check in this largese board I wondered about a 3 legged transistor

Can anyone help me here....
Need a diagram for a Deltron Quad Switcher PSU Model V300B (circa 1994)
Appreciate any help
Iain

Unit switches on into standby mode but no display and will not turn on...
any ideas what could cause this?
Regards
Kris

Does anyone have schematics as .pdf for this tape reel recorder?
Thanks - Udo

Australia does not have system G it has system H
New Zealand has system G
System G has a bandwidth of 8 MHz
System H has a bandwidth of 7 MHz

This unit is perfectly operational except for LCD panel completely out.
All other controls are lit except volume knob led. Would appreciate any
advice. Have circuit schematic but no repair manual.
Thanks, Jazzer.

I have a Grundig 1097U with great sentimental value.
Has not been turned on in at least 10 years. Replaced dried-up filter
caps; tubes all light; audio is live.
Any further work will seem to need at least a schematic.

I know I shouldn't have left it where it could happen, but I did.  Can
anyone help?

Hi Tech's, I am loking for a replacement Cartridges for this jukebox,
does anyone have clues?
Tia, john Carr
JOHN'S REPAIR CENTER

it stopped working -just humms, it does not have much on it except for
a big japanese chip labeled
5529-60
bn9503bks2

My fairly old ceiling fan needs a speed control switch replacement.  It's a
three-speed fan with a three wire switch.  There are no capacitors; instead
it appears to use some kind of smallish transformer looking device for speed
control.  My Googling to find what the circuit ...

27" Samsung stereo tv model:TXG2746,chassis:KCT52B,year:Dec 97,CSA File
No:LR108189.
When vol + or - from tv or remote control are pressed the tv shuts down
and comes back on again on A/V input then you have to press channel +

Is it possible that inside certain harddisks motion detectors are placed?
I have a harddsk which works fine but as soon you move the drive (powered on
and connected to pc)
the head sounds as it wants to go in park, if i leave the drive alone it

I bought a two year old Panasonic PT-DW7000U-K which is a 3 chip 1366 x 768  
6000 lumen projector.  Anyone familiar with this or similar models?
Unfortunately a mistake was made in shipping as they shipped with the very
heavy lens in place.  It was noticeably loose on arrival.  ...