Re: Samsung le40a756r1m

and by the way - i think that get inside the panel and try to change the lamps - is very hard thing, in fact maybe it isn't worth changing?

Re: Samsung le40a756r1m

thank you guy's, your words was useful to me. now it's more clear about this situation.

Re: Samsung le40a756r1m


onemore question TOM, by saying wearing out - you mean - wearing out in place where HIGH voltage board connects to panel or in other side - the sealed one - where all lamps goes together?

here is an pic

[url]http://i1.ytimg.com/vi/uEcQUeg-jLA/maxresdefault.jpg[/url]

wearing out in left (from picture wiev) or right side?
and - is there some method to test it - that its true? because when you put the HIGH VOLTAGE unit on the panel, it closes all holes and you cannot tell - that lamps are connected...

Re: Samsung le40a756r1m



realy???
hmm... interesting... i have tried many things with this TV:

1) replaced all electrolythic caps on POWER UNIT BORD... seemed like the problem is solved... but not...

2)than tryed to search the problem in PCB where LX1692BIDW stands...

[url]http://circuits.datasheetdir.com/59/LX1692IDW-pinout.jpg[/url]

i thought that problem is in this chipp.... so - it watches the HIGH VOLTAGE lamps – PIN number 14 ISNS - waches how it works and found in CHIPS manual that: ""Current...

Re: Samsung le40a756r1m

my LE40A6561F does the same... after a 4-8 hours of work the TV lamps goes off.... then i plyg the AC out from the wall... wait for 2 minutes and than everything goes ON again... and just one more thing... when TV is ON and i go in MENU>SETTINGS>ENTERTAINMENT and choose something between SPORTS CINEMA GAME OFF... when i go between these options the lamps goes OFF.... even the TV is On just for 10 minutes...

Re: New Members - please post your introductions here

hello, everyone. im logged in this forum, cause my samsung LE40A6561F has failed... so im looking here for technical advice.... and hope to learn more and more in electronics. SO have a nice day