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Sanyo Master
12,223 Answers
- Posted on Sep 28, 2012
Re: Show photos inside TV parts & on/off switch
1) YOU must test a) audio i-f, b) detector c) output amp Not matter what type of sound problem do you have. See the block diagram and troubleshooting and fix it.
God bless you
please clarify? you asked show photo inside tv parts
I have an old '86 Sanyo "Pro Ponet". Turn TV on and screen is snowy and static sound. Turn "on/off switch" on and/or off on the half way press down motion of button the cable pic is perfect. Seems there is a problem with the switch not fully allowing picture power through to come all the way on. Seems switch may have loose (?) connection because at times TV will have perfect picture then will be disrupted by using universal remote (any button) or just walking by the TV, other times jump on the floor and TV works fine. ALL cable hook ups, DVD player, plugs, and have new cable box (same issue with old cable box) and cable itself coming in/plug ins are perfectly fine and have tested another TVs to same hook ups without issues. Have opened back and soft brushed and vac'd inside, checked loose connections all was good, in fact problem solved for a few days then back to same issues. Could it be the on/off switch or another inside switch needs to be reset? Looking for pics to help with repairs/troble shooting of inside switches. Thanks in advance for the advice.
it looks to me as if you have a solder dry joint on the pc board you need to open the set and check for bad sol;der joints etc.
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