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Yamaha rx-v550 --- Help

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Hello Guys,

I have recently acquired Yamaha RX-v550 from second hand market in not working condition.I brought it home and tried to power it, the receiver was totally dead. Googled for some details, got to know that in power supply c405 cap (223k/630v) cap is usually the culprit so I got it replaced but now it powers on the display comes in for about 2-3 seconds and then shuts down.

I have down loaded the schematic of this model and on doing some probing found that there is no AC voltage coming to the small transformer T401.

I would appreciate if some one help in fixing this receiver.

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