1 Ostatnio edytowany przez Igi (2014-03-06 08:56:03)

Sorry for all - new circuits,  (new text - 06.02.2014)

There are 2 versions of the motherboard  ATARI XF551:

Ver 1. - original schema ATARI 1987
Ver 2. - schema from 1988, with fixed bugs

http://blog.3b2.sk/igi/post/Chyby-v-sch … XF551.aspx

2

Thanks Igor! Nice piece of work! :)

with greetings
Seban

3 Ostatnio edytowany przez Igi (2014-02-17 11:20:37)

O.K. - thank you ...

4 Ostatnio edytowany przez seban (2014-02-17 12:43:54)

Hi again!

I think that we can send a bug report to Jer (Jerzy Sobola), he is maintaining all schematics of Atari hardware, earlier maintained by Mariusz Geisler. Here is the latest version of XF551 schematics, available on Jer website:

http://www.dereatari.republika.pl/atarisch/xf551.zip


greetz
Seban

5

Hi Seban,
Jurek (Sobola) was notified, i sent him the design yesterday (after all, i have his designs with his kind permission).
Best regards, Igi.

6

Brand new!

Existing 2 versions of the motherboard  ATARI XF551:

Ver 1. - original schema ATARI 1987
Ver 2. - schema from 1988, with fixed bugs

http://blog.3b2.sk/igi/post/Chyby-v-sch … XF551.aspx

Best regards all, Igi.

7

New little fixed bugs in version1,
new exlusive photo version1:

http://blog.3b2.sk/igi/post/Chyby-v-sch … XF551.aspx

Igi.