Re: Battlezone Graphics Problem

Came back to this... and the Vector Generator section seems to have died
now... Ram/Rom OK... It starts to draw some vectors for a split second
(probably just 1 frame worth or part of) , then hangs and watchdogs now....
Whatever was on the way out has gone and died now !!

I'll get poking around... grrrr.... ;-)

----- Original Message -----
From: "Colin Davies" <colin.w.davies@btopenworld.com>
To: <vectorlist@vectorlist.org>
Sent: Friday, May 08, 2009 12:30 AM
Subject: Re: VECTOR: Battlezone Graphics Problem

> With the Mathbox unplugged, you can still pull the diagnostics screen
> up... and it should show a T for Mathbox 'timeout' or something
> like....near the middle of the screen....
>
> I'm getting the crosshatch and just a few of the alphanumeric characters
> along the bottom... nothing else.... its not getting that far...
>
> Its like its going through the display list... drawing stuff... then hits
> a dead end and starts drawing odd stuff...or just finishes early...
>
> Like I say.. I suspect counters or the 670 rams ?? but I've not looked
> into it in detail yet...
>
> Cheers, Colin
>
> ----- Original Message -----
> From: "vernimark" <vernimark@vernimark.com>
> To: <vectorlist@vectorlist.org>
> Sent: Thursday, May 07, 2009 2:25 AM
> Subject: R: VECTOR: Battlezone Graphics Problem
>
>
>>I had a similar problem with my battlezone, I had to resolder all pins of
>> the connector between aux board and main board
>>
>> -----Messaggio originale-----
>> Da: owner-vectorlist@vectorlist.org
>> [mailto:owner-vectorlist@vectorlist.org]Per conto di Colin Davies
>> Inviato: giovedì 7 maggio 2009 3.03
>> A: vectorlist@vectorlist.org
>> Oggetto: Re: VECTOR: Battlezone Graphics Problem
>>
>>
>> I've got about 4 working mathbox's on the bench... and have tried at
>> least
>> two known workers on this so far.... (working through my pile of BZ
>> boards)
>>
>> Its not just the tanks and objects that are screwing up..... its
>> everything..... Text, Radar, Mountains....
>>
>> I'm convinced its not drawing the full 'display list' and its getting
>> mixed
>> up and confused once it gets part way through it....
>>
>> Time will tell....
>>
>> Regards, Colin
>>
>> ----- Original Message -----
>> From: "Neil Bradley" <nb@synthcom.com>
>> To: <vectorlist@vectorlist.org>
>> Sent: Thursday, May 07, 2009 1:13 AM
>> Subject: Re: VECTOR: Battlezone Graphics Problem
>>
>>
>>>> looks like your z-blanking is hooped..
>>>
>>> From my experience with emulation, a screwed up mathbox will cause all
>>> of
>>> the objects and tanks to disappear. I know Colin said the mathbox was
>>> OK,
>>> but I wonder if it's not completely OK.
>>>
>>> -->Neil
>>>
>>> --------------------------------------------------------------------------
>> --
>>> C. Neil Bradley - EVERYBODY KERNEL PANIC!
>>> --------------------------------------------------------------------------
>> -
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>>
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>
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Received on Mon May 11 14:33:51 2009