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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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Model # F32665, Chassis # CTC 203CH3, at turn on, high voltage comes
right up, & the set shuts right down again, & sometimes tries to start 2, or 3 times, or will continue to start, & shut right down again. After much troubleshooting, I found the F2 PIP board (audio/video module) to be the problem. Unplug it, & the set works, but of course just with a blank raster, & won't switch from tuner to audio/video. The part is NLA at my usual suppliers, & will try to rebuild it. Has anyone seen this fault? I have seen it twice in the last year or so. Thanks for your input, Dani. |
#2
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PTS may have the board.It sounds like a an AC short/leak or open
filter cap My suggestion is to signal trace from the point the signal enters to the point it disappears. I vaguely recall bypassing the PIP board.,but I don't remember the particulars you might try a search for how to bypass the PIP or other words to that effect A Little Bit of Everything.. http://www.whaatsoever.com On Feb 7, 4:40 pm, "Dani" wrote: Model # F32665, Chassis # CTC 203CH3, at turn on, high voltage comes right up, & the set shuts right down again, & sometimes tries to start 2, or 3 times, or will continue to start, & shut right down again. After much troubleshooting, I found the F2 PIP board (audio/video module) to be the problem. Unplug it, & the set works, but of course just with a blank raster, & won't switch from tuner to audio/video. The part is NLA at my usual suppliers, & will try to rebuild it. Has anyone seen this fault? I have seen it twice in the last year or so. Thanks for your input, Dani. |
#3
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"Dani" wrote in news:1170884446.870264.216380
@h3g2000cwc.googlegroups.com: Model # F32665, Chassis # CTC 203CH3, at turn on, high voltage comes right up, & the set shuts right down again, & sometimes tries to start 2, or 3 times, or will continue to start, & shut right down again. After much troubleshooting, I found the F2 PIP board (audio/video module) to be the problem. Unplug it, & the set works, but of course just with a blank raster, & won't switch from tuner to audio/video. The part is NLA at my usual suppliers, & will try to rebuild it. Has anyone seen this fault? I have seen it twice in the last year or so. Thanks for your input, Dani. Have the same problem same tv You find out anything let me know or vice-versa thanks larry |
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