| Subject | Text |
| TDA4600 / Chopper Transformer | I am trying to repair a Ferguson T.V (TX100 chassis) which just went dead while switched on.
Init |
| Konka CTV K3466 Chopper shorting instantly | Konka CTV K3466 :(
Blows chopper transistor instantly on switch-on. Replaced drive IC and all elec |
|
|
| chopper grundig TV MODEL GR1460 TX | Hello,can anybody help me with a schematic datasheet for Grundig tv model GR 1460 TX.Thanks. |
| GRUNDIG TV MODEL GR 1460 TX CHOPPER BUG | Hello, can anybody help me with a schematic datasheet for grundig tv model GR 1460 TX.Thanks. E-MAIL |
| Sony AE5 Chassis Nightmare! | Sony KV28FQ75A (AE5 Chassis).
This set came in with a blown chopper IC and 0R1 resistor and blown |
| It is hard to know where to start. Does it make a sound like it is working hard or a light undervolt |
| Grundig TV and DVD problems | Hi all!
I have two problems with Grundig products. A TV and a DVD.
1)Grundig CUC 7303 (20” CRT |
| compaq monitor S910 | hello,
it could very well be a capacitor in the power supply, so you have to look in the neighbourh |
| Not familiar with the set, however looking at TDA4605, pin 7 is generally used as a soft start by m |
| Sony KPS4112 Rear Projection Dead !! | The chopper transistor (BUZ91A) in the power supply board failed short circuit. The main's fuse also |
| ...Used to see them often.... One of the few models that used a different brand subwoofer! (made by |
| Power supplies | Hi
It sounds like you have an overload condition on your motherboard alright. The power supplies ha |
| [b:cc90506a5d]SUCCESS![/b:cc90506a5d]
Replaced all 3 of those capacitors, the store I went to had |
| In some languages, in particular french, DC is written as CC (courant continu).
Many years ago, |
| Compaq Monitor V700, schematic diagram | Hello,
I work at GM Antwerp, Belgium, and we have 9 defective V700 compaq monitors, all with the |
| [quote:de46426e87="fpc3"]jts,
Thanks to vtech's schematic, I was able to read voltages as follows |
| viewsonic vs12107 circuitdiagram | I have a VS12107 Veiwsonic monitor that users an emax pwr0502204001 inverter board. The bridge recti |
|
|
| Check ur secondary side for short circuits like rectification diodes, or
Change the small start |
| Philips 29pt6773 MD1 chassis | This set is blowing the 5A plug fuse but leaving the internal 4A fuse intact. I've removed the posit |
| PWR0502204001 | Thanks for the link it is a very good source for manuals. The viewsonic manual for the Q2202WB gives |
| Re: dead chassi 11ak10 | [quote:23146e21ea="resende_86"]i have 1 tv with chassi 11ak10. tv is dead but chopper transistor Q80 |
| Faulty Black Diamond Tv | Not sure but it may be AK19PRO chassis. I copied and pasted fault info on AK19 series below to see i |
| TC14L10M | The location is in secondary of chopper transformer, D835 in schematic I will try first to replaced |
| Hi!
You ought to replace some parts into Power Supply:
chopper, IC-controller, diodes and electro |
| Re: sultan | [quote:3e65ee0b91="Cagatey01"]Thanks for the link it is a very good source for manuals. The viewsoni |
| have you checked the hot transistor.i should also check diodes etc on secondary side of chopper tran |
| Philips 28PW6006/05 | Chopper transistor STP10NK80Z is short circuit. Is there anything to look out for before I replace |
| Sony KPS4112 Rear Projection Dead | The chopper transistor (BUZ91A) in the power supply board failed short circuit. The main's fuse also |
| And the fix was a new chopper transformer. Well a good secondhand one ..sorry ! |
| Reason for and modifying this circuitry | Hi
I have a TV in that has an area of circuitry on the secondary side of the chopper for low main |