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Author Topic: Aaaaaah! Zorro/Buster problem?  (Read 2022 times)

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Offline mechy

Re: Aaaaaah! Zorro/Buster problem?
« on: May 24, 2012, 07:41:36 PM »
Quote from: Dr.Bongo;694062
Seems that every time I add something new to my A4k it throws up a new and difficult issue!

The latest one: Bought a Cyberstorm 060 Mk1, since fitting it it will take a few resets to display through my Cybervision 64/3d. Once it's displayed it is fine until a power off (resets are fine). Also, if I try to change the screen mode the Amiga crashes to a software failure.
 I thought I may have a software problem, so did a clean install with WB3.1 - installed latest 060 install disk from phase5's website - Installed Cybergraphx 4 and it has the same problem leading me to believe it's a hardware issue.
 If I remove the 060 and fit my A3640 (clocked at 33mhz so jumpers are set to EXT) everything is fine and fixed.
Now, it has a Buster Rev9 and I've read about Zorro issues with accelerator cards above 25mhz on this revision.
 Can anyone confirm that it's a buster issue or have I missed some thing? your advice is welcome as this money-pit of a machine is turning my hair grey(er).

(Amiga 4000 RevB re-capped recently / Rev9 Buster / Cyberstorm MK1 060@50 / 2mb chip, 16mb on motherboard, 96mb on Cyberstorm / 2x4gb CF Hdd's and DVD rom on 4xIDE interface, Cybervision 64/3D with Scandoubler / OS3.9 w/boing bag 2 / Cybergrapx 4 / IDEfix 97)


I ran a buster 9 4000 for many years with no troubles, but in your case it may be the cv64/3d that needs buster 11. I am not sure if the card had a workaround for buster 9. The accelerator issue you mention i have never heard of. I have run most of the A4000 accelerators available on buster 9 with absolutely no problems. It would probabaly be wise to upgrade to 11 in any case.
You might want to also pull the 16MB of motherboard ram,as it is slower than accelerator ram and can slow down the overall system a bit if you get into this ram early. many things could cause what you describe, bad ram,weak power supply,bad software install(are the dummy libs and all correct?).Check that the chip ram simm is seated and contacts are clean on its socket and simm.

Mech