Question about Toshiba 50H72 50" Rear Projection Television
Hi still have a convergance issue with t.v went into service mode and ran a self diagnostic and it can up with a qh401"ng" on the bus cont part of the self diagnostic should i just scrap t.v. or is thier going to be more of this to come as toshiba has a terrible track record for convergance issues. Have already changed out the ic chips and made no difference and checked all resistors all seem good.could the blue light pot be going as it's the only one that i cannot adjust up/down thier is still a bow effect in the t.v .Starts in the middle of the top screen and midlle in the bottom of the screen so just getting frustrated and not sure what else to do thanks for all the help that has come in so far P.S. have a service manual to help me alog thanks for listening maybe can pin point where Qh401 maybe
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Posted on Jan 02, 2017
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