I have a old sony str-av 270. Now if make power off and then on no prememoried staions can not found. Is possibile perair or not? Thanks.
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Hello. Take a look on the front panel board. There is a memory backup capacitor - C308 - 0.22F - very probabily this is defective. Good luck.
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hello:
https://elektrotanya.com/showresult?what=str%20av270&kategoria=&kat2=all
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