Re: BUSH 42" LED TV. BLED42FHDAE Completely dead. Diagnosed and solution awaiting par



Cheeky, I took your advice and ordered the components and relocated the MOSFET on the PCB.
The TV is now working as it should and back in service.
Thanks for the advice. It's appreciated.
Regards,
Si...

Re: BUSH 42" LED TV. BLED42FHDAE Completely dead. Diagnosed and solution awaiting par


You are probably right, however at least the components will actually be close to what they should be.
I have had components come in from the land of the rising yuan that are clearly fake as I could see the etching of the original part number under the number printed on top of it and yes it didn't work.
This has put me off buying components from non reputable sources and in particular from foreign shores on Ebay.


You are right. I didn't - sorry....

HI all. Just a note for anyone that has one of these TVs.
Make: Bush (China)
Model: BLED42FHDAE.
Symptoms: Half screen went dark, then tv wend dead. No power lights. Fuse checked ok.

First thing checked was standby 5v: Present @ 5.1v.
PS_ON signal from main board: Present @ 4.5v.
I suspected the power supply to be in a foldback / crowbar condition after the screen going out, so I disconnected the power to LED Backlight board (Part ER643). Now standby light is on and TV responds to remote power on - light goes green.
Disconnected the LEDs from the...

My Name is PsiDOC and I am an Alcoholic

Ah. Sorry wrong forum
Simon here. A 40 something year old time served UK Ministry Of Defense electronics tech that now works in the Oil industry. Am an active full amateur radio licence holder and also instruct in the art of getting said licences. Been a long time lurker and gleaner of the wealth of information on the board and I thought it's about time I signed up to say hi and thank you.

So yeah! thats me.

Si