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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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Power supply problem Toshiba rear projection screen model 53DX10B
I have this unit that seem to have a problem with auto shutdown of the
power supplyy. It goes Tick Tick Tick. I suspect that there is problem with the high voltage area of circuit or else a shorted power supply voltage outputs. I have taken the modules aparts, looked for cold joints/bad caps/open resistors but did not find anything yet. Has anyone encountered the same fault on a unit like this Thank you for your help I hate to see it go to landfill or recycler. |
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Power supply problem Toshiba rear projection screen model 53DX10B
On Aug 15, 9:41 am, mikercana1 wrote:
I have this unit that seem to have a problem with auto shutdown of the power supplyy. It goes Tick Tick Tick. I suspect that there is problem with the high voltage area of circuit or else a shorted power supply voltage outputs. I have taken the modules aparts, looked for cold joints/bad caps/open resistors but did not find anything yet. Has anyone encountered the same fault on a unit like this Thank you for your help I hate to see it go to landfill or recycler. I have checked a few more things. The DP06 LED is RED which around the Voltage regulator assy. The regulator is a STR6629B, Is it a common problem with these units? I will check the DC voltage in around it, but it is probably a case where until I get the Horizontal oscillation going, I am not going to get proper values anyway. |
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