Author Topic: HP 8757D firmware  (Read 789 times)

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Offline ffranziniTopic starter

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HP 8757D firmware
« on: May 09, 2020, 04:45:06 pm »
This is my first post, it is not a good start for me but i really need help!!!

I just got a fault on one of the eprom (U7) of my HP 8757D , is completely unreadable... , the other one (U27) is fine
I tried to search but i didn't find anything on the net  |O, someone here have the dump of the EPROMS of this analyzer?
My release is 6.2 but also version 6.1 should be ok.

Thank you

Francesco
 

Offline ffranziniTopic starter

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Re: HP 8757D firmware
« Reply #1 on: June 26, 2020, 07:48:01 pm »
For anyone interested to HP 8757D Firmware version 6.2
I got the complete firmware from a very kind Japanese person, my 8757D is back to life  :box: and to make the firmware available to everyone interested i already uploaded it on KO4BB site, right now is on the upload queue and i suppose will be available to download in few days.
Big thanks to who addressed me to the right person  :clap:

Best Regards

Francesco
 
The following users thanked this post: coromonadalix, rplabs

Offline rplabs

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Re: HP 8757D firmware
« Reply #2 on: October 31, 2022, 06:04:30 pm »
Hi,

I used the version from the KO4BB site, probably the one uploaded by you on a 8757C but it seems to not pass the Self Tests.
My unit came with 3.2 and I wanted to upgrade it to D model and 6.2 version.

Are you sure the files are OK? Or do you have other version to test it on my C model?

I programed the EPROMs with a TL866 programmer and verification was OK. Your files were in Intel HEX format and the TL866 software seems to detect it correctly.
 


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