PSR I 455 is not starting. Adaptor is ok. What's the problem.

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Electronic Keyboard

Repair and disassembly guides for electronic keyboards.

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My piano PSR I 455 is not starting. Adaptor is ok. What's the problem. Can anybody guide me?

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Nova Gladson @noahs_ark Rep: 1 1 · Answer 1 · 2020-09-03T01:32:55-07:00

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Check with batteries..

Check AMJK board fuse..

Check power button..

Then check AMJK power supply circuit Diode, Regulator IC, Capacitor etc. This is what I saw as solution in other forums..

Let me know if you find where is the issue

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