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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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Pioneer SA-570
I am looking for the schematic of the above amp or the output voltage
for the power transformer. My customer switched the input vaoltage to 120V and plugged into 240V burning out the Xformer. I am guessing it is either 24VCT or 30VCT. TIA Peter |
#2
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Pioneer SA-570
I don't have a schematic, but IME, most consumer hifi amps have a +/- supply
of much higher voltage. IIRC, my old Pioneer SA-7100 p.s. (25? wpc) supplies +/- 45 volts or so to the outputs. peter wrote: I am looking for the schematic of the above amp or the output voltage for the power transformer. My customer switched the input vaoltage to 120V and plugged into 240V burning out the Xformer. I am guessing it is either 24VCT or 30VCT. TIA Peter |
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