| Subject | Text |
| if fault is still present with speakers disconnected the output stage will have been damaged, cant g |
| TV | Suspect overload from Line stage or no HT output from power supply.
You'll need a circuit, meter an |
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| What is typical failure of smoothing caps in power supplies | Hi,
I am attemting the repair of a JVC AX-211 amplifier circa mid80's.
I have identified & r |
| Hi,
The DC offset is a marginal voltage at the ouput of an electronic stage. In theory, there sho |
| Dead Vestel | Hello,
Fault is probably the line output transistor. The cause of its going short is poor connectio |
| Hi there,
as to my opinion, you're having a prob. with DC offset in one of
the final stages, cau |
| Sorry , I forgot to ask if there is anything availible (user/service) regarding an old DAT:
JVC X |
| Your east west circuit is faulty, usually due to a dry joint in the line stage, may have taken out a |
| TRY LINE DRIVE | HI I HOPE THIS ADVISE HELP YOU TO FIX YOUR PROBLEM MITSUBISHI R COMMON FOR DRY SOLDER ON LINE DRIVE |
| technics sa eh-790 | Are you sure the output stage is OK?
Normally F61 is displayed where the clock should be, this is |
| Beko tv | Lissen whippersnapper!- how do you know your ir works- have you got a tester?- most likely here is t |
| measure dc voltage at bad chan. output with no load. if over 0.1vdc then driver amp (circuit prior t |
| Re: my rca big screen tv | [quote:b86c726fdd="eyegriff"]my rca big screen tv just sounds an alarm when plugged in..no picture
|
| Hi! h've You checked the IF stage of video? |
| modifying headsets/earbuds possible? | My telephone has a 2.5 mm headset/headphone jack. It will output stereo to my standard stereo earbud |
| technics se-hd81,lost sound? | hi,not quite sure if there is no sound?---but okay on headphones. first check wiring is okay to spe |
| i`m currently making the same sort of project for my cars thermal fans , Two stage temp cut in cut o |
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| HI!
You should check the stage of frame ( the coils, electrolyt cap. IC)
If you haven't due skills |
| Recording from a mixer to a laptop | Hi all,
Just a short question. Is it possible to record from an audio mixer (from the headphone s |
| Self tuning guitar | Hi,
This may be a little obscure, but For a college project I am designing a self tuning guitar |
| I changed the thermistor because it needed to be changed. That is the common prob with these models. |
| If nothing is wrong with the IC, based on your description, sounds like the IC is triggered in to sh |
| [quote:3c9c28b759="fongs"]Hi,
1. Does the set power up?
2. Speakers - are they connected prope |
| IN FIRST PAGE OF DATA SHEET THER IS A SCHME WITH A BATERY .IN THIS SCHEME THE + OF BATERY IS THE PIN |
| Re: Philips MX3800D Turns self off | Thanks.. I have exactly the same problem and its obvious that this TOP249y is the cause! but please |
| Re: Yamaha RX-V750 | Hey there will try to help, The second click usually states that the post (Power on self test) has p |
| Hi !
Have you checked electrolyt capacitors in Power Supply and
frame stage? Try. |
| Thank You! | [quote:d7871a9973="jts1957"]FREE:
I hope mine don't ever do dat.
[/quote:d7871a9973]
Thank you |
| Polishing of Silicon wafers | Hi,
I have come across a technological development where we are able to develop nanosilicate |
| kv-28fd1e | hi picasso, i got no manuel from the sony kv-28fd1e.
i see that the r518,519, is on the d board,whe |