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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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#1
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clock radio problem
clock radio with slow "put put put" motorboat
sound in speakers with radio OFF. no visual indication of bad components or bad solder joints. have replaced two electrolytics nearest power transformer but without a schematic and voltages at checkpoints, still no success. any help? it's an emerson CK5235. |
#2
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clock radio problem
whois wrote:
clock radio with slow "put put put" motorboat sound in speakers with radio OFF. no visual indication of bad components or bad solder joints. have replaced two electrolytics nearest power transformer but without a schematic and voltages at checkpoints, still no success. any help? it's an emerson CK5235. Check the pass element that powers the radio when you select 'radio' as the alarm. Sounds leaky. --Winston |
#3
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clock radio problem
whois wrote in message
... clock radio with slow "put put put" motorboat sound in speakers with radio OFF. no visual indication of bad components or bad solder joints. have replaced two electrolytics nearest power transformer but without a schematic and voltages at checkpoints, still no success. any help? it's an emerson CK5235. Corrossion in the waveband switch or another switch |
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