Re: Fat40 RAM problem?

From: A. Fachat <*afachat_at_gmx.de*> Date: Sun, 31 Aug 2014 17:51:22 +0200 Message-ID: <44050465.MCtAOJVS9C@euler> · afachat_at_gmx.de

On Sunday 31 August 2014 16:14:34 you wrote:
> Hi,
> 
> So if it is not the RAM, what could happen in the driver - probably UE9 or
> UE10 here
> http://www.zimmers.net/anonftp/pub/cbm/schematics/computers/pet/univ/8032081
> -05.gif that causes this? Probably a slight delay in switching the line on
> or off?

Nope. Got it. It in fact was the RAM itself. 

Replaced the UE9 and UE10 74LS244 buffers to no avail, still not full memory.

Then replaced the UA16 RAM - there you go, full memory!

Cheers
André

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