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Stanford SR770 FFT analyzer forgets its settings...
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Jean-Pierre Coulon
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Nov 1, 2023, 3:37:46 AM
11/1/23
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when I switch it off. I guess it has a rechargeable battery somewhere but
where is it? I don't see it when I lift the upper cover.
--
Jean-Pierre Coulon
Peter W.
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Nov 1, 2023, 6:21:19 AM
11/1/23
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Or, a super-cap. Something like this:
https://mm.digikey.com/Volume0/opasdata/d220001/medias/images/928/MFG_FG0V155ZF.jpg
Peter Wieck
Melrose Park, PA
JC
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Nov 1, 2023, 10:13:53 AM
11/1/23
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The schematics are available
https://www.thinksrs.com/downloads/pdfs/manuals/SR770m.pdf
The battery is a BR2/3 2 pin soldered in (page 270 schematic top of page)
They are fairly obvious usually, seems to be on the cpu board, bottom
board left side under the psu board
JC
Jean-Pierre Coulon
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Nov 2, 2023, 3:22:33 AM
11/2/23
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Thanks. I found a Panasononic BR 2/3 A battery on the bottom board after I
unscrewd the top board on the left.
--
Jean-Pierre Coulon
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