| Subject | Text |
| There is a useful general purpose timer chip called a '555' - you can use a microswitch (ask a sales |
| TV SET REPAIRS | :D If you are in any doubt as to your ability to undertake any tv repair-dont!!!
There are certain |
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| Please Help Harmon Kardon surround amp power problem | Hi
Please help i have a harmon kardon AVR630 surround amp. Ive had the unit for about 12 months a |
| Oscilloscope | Thanks vtech,
I will follow your suggestions.
I'm pretty sure it will get sorted.
BTW, I found th |
| panasonic tx-25md1 | Hi
With regards to the lines at the top of the screen if they are really faint and only seen in dar |
| N2751w | I have an old Viewsonic N2751w with the FSP212-3F01 power supply. Recently, the TV died. There are |
| The power supply is probably bad and it makes 3 attempts at power up and goes into safe mode to prev |
| about your tv/vcr... | by this time you probably junked it or got it fixed but im looking for schematics for mine and saw t |
| Start with a good visual examination of wiring, check boards (especially area around the audio circu |
| need help | Hi
Dir need circuit diágram. power supply complete blown out can not read components , please |
| Sharp TV clicking. | Sounds like a SMPS (Switched Mode Power Supply) fault. The problem with these power supplies is that |
| Thanks for reply, adamij.
Will check these components when I get home! |
| IBM G40 Monitor - Not working, - SERVICE MANUAL | [EMAIL me also at: [email protected] , I MAY not visit here again ;-< ]
My IBM G40 15 |
| it sound like trouble in power supply it is probably the chopper transistor/fet if it is short circu |
| Hmmm. This could be a pain in the arse, but maybe not. It is possible that there is a missing low vo |
| Re: sony tv | [quote:f01e7af943="leafar"]My TV have no picture with sound,front light continuos blinking ,after 10 |
| Hi,
I had the same problem, but now have another problem.
I followed option 2, skipped option |
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| still having problems | when i first started testing the transistors one three blocks down from where i was testing blew out |
| To me it looks like a bad panel. Possible A board 1-857-322-33 but either way its cheaper to but a |
| thats a transistor. if it were me I would look for where it came from.
look for a spot that has a |
| Pace MBT-200 | I need part numbers for a Pace MBT-200 main boarf bought used with missing components: Q5,Q8 and Q3. |
| Samsung plasma PS43D490 with sound but no picture | Hey Please someone help me I have Samsung Plasma PS43D490A1LXL with sound but no picture , I have ch |
| The only way to determine what the problem is would be by examining the supply on the bench - remote |
| Big screen tv's,in general. | I thought i hit a GOLD MINE one day-I looked outside in the a.m.,thought i was hallucinating...but n |
| standby problem | I need a troubleshooting manual on samsungtv model no. cw-3313x. I am having a standby problem. Ihav |
| Help on CUC 1860 * M70-691 IDTV | Hello friends
I have a cuc 1860 * M70-691 IDTV grundig set and have a problem with K536 (HRT-906) |
| I removed the main board tonight. Was able to get a good look at all the components and access the |
| AIWA NSX F9 | I too have this problem, and need the service manual.
I have found two shorted Qs a PNP and NPN in |
| BLURRED SCREEN and shinking inward horizontal screen | can anybody suggest to where the problem lies,
I heard a bad flyback or a weak vaccum tube causes t |
| goodmans 32" crt tv 11ak37 pic too large | hi
got given a goodmans gtv76w4 . 11ak37 but seems that pic is too large as writing is off tre edg |