Daewoo SD-8100 Service Manual
Also see for SD-8100: Owner's manual
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5TROUBLESHOOTING1. POWER CIRCUIT3 CAUTIONYou must use insulated trance during the first part test of POWER circuit.Check IC601,IC701.No powerPOWER cord is ok?Is 400~140V voltageobtained at C805 +?Output voltage of 2ndparts is normal?Checkrectifier diode of 2nd parts ;D821, D822, D823, D825,D826, D827, D828.Switchingpulse of IC801 pin#4 orpin#5 is normal?OKExchange POWER CORDCheckG801,L801,L802,D801.Exchange rectifier diode of2 nd parts ; D821, D822, D823,D825, D826, D827, D828.Check IC801.NOYESYESYESYESYESNONONONO |
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