| Subject | Text |
| hitachi projections | These units can be very easy to repair. you need the service manual. see if it is an AP73 or AP74 c |
| Not quite sure of the question, but here's the info;
In general, it is prefered to have an ESR me |
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| thanks | thanks but how to know whith analog meter it is short |
| if led is flashing your set is not on is there acc +,
check for lose soldering on pot meter |
| Varying degrees of electronic knowledge | I've Noticed That Users of the site have varying degrees of electronic knowledge it would be helpful |
| I wish it were that simple, but with monolithic capacitors I have found that they can read their cor |
| Marconi user guide or service manual | Hello everybody,
I seek a Marconi manual, with electronic schematic, and the trace for
different |
| Calibration of PM6303 LCR Meter (non-A) ... | Bump no longer needed! Many thanks to Fluke Europe Netherlands BV, they sent me this section of manu |
| TV | Suspect overload from Line stage or no HT output from power supply.
You'll need a circuit, meter an |
| Hello, will somebody help me fix a Sony TC-250A Reel deck?! | Hello world, I am an amateur DIY-er, and I am trying to fix a Sony TC-250A Reel-to-Reel deck! (A poo |
| Tape dack made by technics RS-TR373 does not play sound | Hi,
Please advice if any one knows what is wrong and why it make no sound and no signal is on the l |
| : | Hi Vtech
Yeah i have search all over for a service manual for this tv, i dont know if you guy cou |
| If the oscilloscope is from the 70's or even older, there is a possibility that the HV rectifiers ar |
| You'd probably get a better response if you gave us a little clue!
Does the unit work at all or i |
| A RESISTANCE CHECK ON CAPACITORS IS NOT ADEQUATE AS IT WILL NOT TELL YOU ANYTHING OTHER THAN SHORT O |
| If I understand you right, it is a pincushion problem, bowed edges. Check the electrolytic capacitor |
| Sony TV just quit | 27" Sony Trinitron TV just quit. It will not turn on by the remote or on set button. Have confirmed |
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| Not really. If you have a digital multi meter check the hotizontal output transistor to see if it's |
| It all depends on what you have. There are several basic ways to check some components in circuit, h |
| From time to time we do see burn marks under components that run rather warm... what could have happ |
| measuring high value resistor? | i have a 1.8 Mega Ohm resitor, my meter can read up to 2 mega ohm, but when i try and read the value |
| Do you have a remote and does the volume work on it? If yes, it may be the rotary encoder itself? If |
| The 'K' as part of the resistor specification represents tolerance. I think from memory it is +-10% |
| Re: denon udm3 | [quote:9288a09cb3="guest"]Yep - I have exactly the same problem. CD tray won't eject. No motors
ru |
| Ok. I forgot to add something. I've measured the KR KB and KG on the pcb on the CRT. If the board is |
| intermittent tsjirping sound Neufunk TV | Yes, i just replaced thr transistor to fix. As to how to locate it, i had the benefit of a similiar |
| Is it possible to attach a photo of the circuit board here? Unplug it and measure everything with y |
| No, I don't have it. But thanks for the idea. I once had a PC motherboard which has strange behaviou |
| Mitsubishi VS-45609 | I have a Mitsubishi VS-45609, manufactured April 2001.
Yellow and Blue shadows appear in the pict |
| SHARPY T.V trobelshoouting | HI friends
I have a problem with my 14'' sharpy colour tv from made in shina.
it was stop |