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Panasonic microwave model NN-S446BA open power transformer

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klem kedidelhopper
Guest

Thu Jan 12, 2012 3:14 am   



There was a brownout. The transformer is part number ETP41KCN41UU.
There are two secondaries. Nearby are two electrolytics. One is a 16V
and the other is a 35 volt. So I'm thinking perhaps DC voltages of
maybe 12V and 24 V? Would this suggest that the secondaries might have
been 10V and 18v secondaries? This may sound like a useless idea but
would anyone possibly have the specs for this transformer? If I could
sub the secondary voltages I can determine if the control unit is
still good. My other idea is I had read someplace some time ago that
there was a way to determine secondary voltages with an open primary.
I can't imagine how this could possibly work but if anyone has any
ideas as to the transformer specs or how otherwise I might save this
thing I would be very grateful. Thanks, Lenny

Franc Zabkar
Guest

Thu Jan 12, 2012 4:06 am   



On Wed, 11 Jan 2012 17:14:48 -0800 (PST), klem kedidelhopper
<captainvideo462009_at_gmail.com> put finger to keyboard and composed:

Quote:
There was a brownout. The transformer is part number ETP41KCN41UU.
There are two secondaries. Nearby are two electrolytics. One is a 16V
and the other is a 35 volt. So I'm thinking perhaps DC voltages of
maybe 12V and 24 V?

See page 9:
http://www.encompassimaging.com/shop/research_new/MSC/NNS569WA.pdf

The rectified secondary outputs are +18V and +10V.

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

klem kedidelhopper
Guest

Thu Jan 12, 2012 3:26 pm   



On Jan 11, 10:06 pm, Franc Zabkar <fzab...@iinternode.on.net> wrote:
Quote:
On Wed, 11 Jan 2012 17:14:48 -0800 (PST), klem kedidelhopper
captainvideo462...@gmail.com> put finger to keyboard and composed:

There was a brownout. The transformer is part number ETP41KCN41UU.
There are two secondaries. Nearby are two electrolytics. One is a 16V
and the other is a 35 volt. So I'm thinking perhaps DC voltages of
maybe 12V and 24 V?

See page 9:http://www.encompassimaging.com/shop/research_new/MSC/NNS569WA..pdf

The rectified secondary outputs are +18V and +10V.

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

Frank
This is more than I ever could have hoped to get! Now the dumpster
diving can begin. Thanks so much for the service manual. Where did you
ever get it? Lenny

Franc Zabkar
Guest

Thu Jan 12, 2012 7:00 pm   



On Thu, 12 Jan 2012 05:26:00 -0800 (PST), klem kedidelhopper
<captainvideo462009_at_gmail.com> put finger to keyboard and composed:

Quote:
On Jan 11, 10:06 pm, Franc Zabkar <fzab...@iinternode.on.net> wrote:

See page 9:http://www.encompassimaging.com/shop/research_new/MSC/NNS569WA.pdf

Where did you ever get it? Lenny

It's hardly a service manual, but I used the following Google search:
http://www.google.com/search?q=ETP41KCN41UU+filetype:pdf

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

hrhofmann@att.net
Guest

Thu Jan 12, 2012 11:47 pm   



On Jan 12, 12:00 pm, Franc Zabkar <fzab...@iinternode.on.net> wrote:
Quote:
On Thu, 12 Jan 2012 05:26:00 -0800 (PST), klem kedidelhopper
captainvideo462...@gmail.com> put finger to keyboard and composed:

On Jan 11, 10:06 pm, Franc Zabkar <fzab...@iinternode.on.net> wrote:
See page 9:http://www.encompassimaging.com/shop/research_new/MSC/NNS569WA.pdf
Where did you ever get it? Lenny

It's hardly a service manual, but I used the following Google search:http://www.google.com/search?q=ETP41KCN41UU+filetype:pdf

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

It might not be a service manual, but it has all the information
anyone could need to do repairs. I hope aI can remember what you did
when I need similar information in the future.

Franc Zabkar
Guest

Fri Jan 13, 2012 1:41 am   



On Thu, 12 Jan 2012 13:47:44 -0800 (PST), "hrhofmann_at_att.net"
<hrhofmann_at_att.net> put finger to keyboard and composed:

Quote:
On Jan 12, 12:00 pm, Franc Zabkar <fzab...@iinternode.on.net> wrote:

It's hardly a service manual, but I used the following Google search:http://www.google.com/search?q=ETP41KCN41UU+filetype:pdf

It might not be a service manual, but it has all the information
anyone could need to do repairs. I hope I can remember what you did
when I need similar information in the future.

If you can't remember, then select Advanced search and choose your
preferred File type.

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

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