I have a Panasonic SA VKX20 home stereo It does not turn on. It is intermittent Sometimes it wil turn on. Then works fine. Need help with this problem My name is Joseph. In Sri Lanka

Question edited for clarity and toss in some CAPS.
Question moved from Misc.

Tanya has the Service Manual

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Elektrotanya https://elektrotanya.com > download ·Translate this page Download PANASONIC SA-HE200 SCH service manual & repair info for electronics experts.

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Specifications. Tuning range: FM, MW. Power output: 100 watts per channel into 6? (stereo). Surround output: 100W (front), 100W (center), 100W (rear).

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Service Manual, you need to test and/or replace.

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If you wish to get some details; check the site linked here. Pull up older posts.
http://electro-medical.blogspot.com/
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You Need to Change Wire Connected to Speakers. it's may be damaged internally.

Do you have a question about this unit?

HELLO

As far as I can know, F61 means your output IC is dead. Contact a service centre in your locality for repair!

That message means the audio amplifier IC´s are damaged

Here is the manual:
http://service.us.panasonic.com/OPERMANPDF/SAAX540.PDF
There is also other information available on the Panasonic support website. Search by model number on the Home Theater support page.

contact panasonic customer service and tell them the model# of the sub , just tell them you need a replacement , they will ship it out to you at a reasonable charge and sometimes they,ll send them out for free if the unit was just purchased because you can tell them it was,nt with the unit and that always seems to work for , Hope i was able to help and if you think i was helpful please leave a nice rating Thank you sincerely glenn mayer