Re: DX7 Memory Corruption

"danforcz [email protected] [YamahaDX]" <[email protected]>
Newsgroups gmane.music.equipment.yamaha-dx
Message-ID <[email protected]> 
1. Then maybe tantalum cap is OK and power goes only from it after switching the instrument off, until it lose the loaded voltage ???

2. Yes, it’s in the service manual and schematics. Diode - OA95, tantalum cap 10 uF/16 V.

Daniel Forro



> On Sep 4, 2018, at 19:51, geoff baltan [email protected] [YamahaDX] <[email protected]> wrote:
> 
> 
> This is very helpful - so thank you, everyone for the input. 
> A few questions: 
> 1. The device doesn't immediately lose its memory at power-off, it usually takes about 8 hours. If the diode were simply open or closed, would it still partially-work?
> 2. Is there a list of appropriate replacements for the diode and tantalum capacitor? 
>
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