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On 28 Nov 2012, at 14:09, Doug wrote:
Yes, my best guess is that it is a bad EPROM. Unfortunately I don't have
the image files for the MIDI version. I have image files for the
original so I tried to remove the MIDI board and put in the original
EPROMs. There was no flickering but no sound either. I'm not sure
if i need to change anything else to revert it to original non-MIDI.
So a set of image files for the MIDI version would be useful too.
Doug
> Posted by: "Paulo Palmieri" paulopalmieri@... souldream70
> Date: Tue Nov 27, 2012 11:58 am ((PST))
>
> I don īt have the eprom but have an OB-Xa with the same problem.
> In my case the buttons are working but the leds are flickering too and after 20 minutes they light off...
> I suppose that this could be an Eprom problem
>
> Paulo
>
>
>
> ----- Original Message -----
> From: doug1052365
> To: oberheim@yahoogroups.com
> Sent: Tuesday, November 27, 2012 5:43 PM
> Subject: [oberheim] OB-Xa Diagnostic EPROM needed
>
>
>
> I'm trying to repair this OB-Xa w/JL Cooper MIDI.
> Has no sound, all LEDs are flickering, buttons don't change anything.
> The power supply is OK. It seems the CPU is not booting up.
> Does anyone have an image of the Diagnostic EPROM
>
> Thanks
>
> Doug
>
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> Messages in this topic (2)
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