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Service manuals & datasheets => LCD TV forum => Topic started by: WILLYAM1 on January 26, 2009,08:17:02

Title: sharp lc 32gd 8ea
Post by: WILLYAM1 on January 26, 2009,08:17:02

sharp lc 32gd 8ea
problem:when main power on led is red then with power in remot led is green (no screen no back up light)and then come back to red led (no 24v mesered 6v).
anybody has an answer if the problen in power supply or inverter.
i changed one of the bad opto copler .
thank you willyam.

Title: Re: sharp lc 32gd 8ea
Post by: Turnip on February 11, 2009,11:57:39

Hi - had intermittent or no invertor faults on this model a couple of times. Initially I resoldered the transformers and tuning caps - no better, then  I resoldered all the 8 pin drive chips - set now OK. Knowing that the soldering is suspect, perhaps one of the drive chips might be S/C ?

   Turnip