| Subject | Text |
| transformer smokes | I am repairing a power supply for a scientific instrument. When I recieved it, it would not turn o |
| Which transistor blew? Was it a main output transistor or smaller one in the pre-amp stages? Why did |
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| Sony subwoofer | Hi - hate to say it, but it looks like this needs more than a fuse. ANYtime a fuse pop insantly, th |
| Do ALL the power supplies fire up with ONLY CN2 unplugged?
[quote:01998ed8fd="larserik"]With all |
| I would suggest simply removing the power source of the suspected interferance cause while watching |
| Philips 28PW6305 Powering off when SCART used | I recently inherited a Philips 28” Widescreen (28PW6305) TV with a strange fault.
Basically it w |
| Size | Given the width that you have to work with, a 25" set is probably the largest size you will be able |
| The primary circuit is the part from where your power cable enters, till the transformer.
And yes |
| Lacie External DVD-RW Power Supply | Hi guys,
I purchased a Lacie External USB DVD-RW with no power supply. I am able to build a powe |
| Nokia 5524 service manual | Miguel did you find the service manual?I have a Nokia 5524.It is dead now
because the source crashe |
| Reducing Amperage | Hi.
I want to reduce the amperage of a 12v 1amp 120v plug in power source to .28 amps to power a |
| IGBT Cross Reference STGB10N50A | I'm trying to repair a voltage regulator that has a blown IGBT marked STGB10N50A. I have the datash |
| Shocking Panasonic TX-21S1T | I knew I saw the recall notice. I pasted it below.
For your attention: ELECTRIC SHOCKS FROM NEW T |
| Re: Varistor marks, and Panasonic E110 | [quote:b73c6f9685="dfast72"]Hello,
I am new in forum and also in electronics but I have a little kn |
| Another device: it is called Omega series 1000 NIBP. BP stands 4 Blood Pressure. It is a device used |
| Re: Service manual or schematics for HP Pavillion notebook | [quote:8e5104880d="johnc"]Hellllp! I need a source for schematic or manual for HP Pavillion laptop. |
| Troubleshooting of Sony KV28WS3B | Good morning
After switch on the TV the picture appears after a time wich can be from 1 hour to mor |
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| No Sound from Onkyo | This is a signal tracing task. Signal tracing is the most basic trouble shooting technique after si |
| Thanks for the reply vtech, yes the mains is switchable 110 120 220 240 with a card, but somewhere i |
| monitor switching on and off repeatedly | Although I don't have a service manual their is obviously a short.
Measure resistance of collector |
| What hot chassis is and how can I locate it??? | I am interested in repairing some electroinic stuffs such as TV and amplifier. However when I borro |
| there is no backlight...
already diag'd to the source.... just wish I had more info from this poin |
| Re: Yamaha RX-V750 | Hey there will try to help, The second click usually states that the post (Power on self test) has p |
| There could be a short on the mainboard.
Try to measure if there is a short on e.g. the high volt |
| Can you measure resistance (Ohm) with your meter?
If so, a short should measure 0 - 10 Ohms
A go |
| Depends on if they're wired in parallel? or series? 4 wires/4-pin plug/socket, but can't see foils o |
| Call for t-shoot oppinion and where to find BA6996FP | If you have any old vcr's around you may be lucky as it is a common i.c for driving motors. Sorry I |
| dvd Philips LX3600-disc dosn't turning | Hello everybody,
problem:
the motor disc is not turning on, after inserting in tray. "NO DISC" |
| The main reason in gluing the bigger caps is to prevent movement while the PC board travels through |
| Again a few new questions:
item 1) Do you have high voltage on the CRT? And if so, when turning u |