Author Topic: Looking for Mettler Scale ROM backup  (Read 4254 times)

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Offline jamarjan

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Re: Looking for Mettler Scale ROM backup
« Reply #50 on: November 21, 2024, 09:06:16 am »
Weight arrived.
After motherboard swap, re-soldering the reference resistors and reprograming momeory
my scale works perfectly.
I calibrated it with 1000g standard.
It is very accurate and the measurements are repeatable.
For future reference I am uploading a memory dump and a photo of the nameplate for the PM6000 scale.
I feel unsatisfied with the scale repair attempt, but on the other hand I learned a lot thanks to everyone who wanted to contribute in this thread.
THANKS!
 
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Offline gmac34Topic starter

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Re: Looking for Mettler Scale ROM backup
« Reply #51 on: November 21, 2024, 12:13:42 pm »
Well, to be fair, in the end you have done exactly what the service manual tell you too do in these situations :P

Could you tell what you needed to do to get the scale programmed, I imagine you started with my copy of the EEPROM, did you just replaced the numbers with those from your scale?

Attached you can find a nice document that tells you how to check a balance, if you want to be sure it's performing within specifications.

Enjoy your Mettler
 


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