Re: Analog section? Or alaphanum

From: Kevin Moore <talon.k_at_gmail.com>
Date: Thu Dec 29 2011 - 22:51:39 EST

Well,

Thanks to Tim pointing me in the area I was able to narrow it down, and
found a Bad LS161 @L6

Problem solved.

On Thu, Dec 29, 2011 at 8:03 PM, Kevin Moore <talon.k@gmail.com> wrote:

> Thanks Tim. I'll start digging in to that. I had starting reading up on
> what might be the problem, and I managed to get as you put it "What's
> causing the scale problem? " and that's when my brain went all wonky. lol..
>
> I'm still learning about these things. I hope to have a better
> understanding, but I don't think I will ever be at most of yall's level.
>
> Kevin
>
>
> On Thu, Dec 29, 2011 at 7:08 PM, teeray <teeray@earthlink.net> wrote:
>
>> This problem is in the timer section (Scale) or timer control.
>> This is one where just making sure the inputs and outputs are toggling
>> is not going to find the problem. You're going to have to make sure the
>> gates
>> are outputting the correct value for the given input condition.
>>
>> Looking at this, it draws "A" then moves over and starts drawing "B" half
>> way through
>> the scale gets changed, finishes draw "B" at wrong scale which throws off
>> X and Y position.
>> Then moves over and draws "C" from the current XY position, like it
>> should do.
>> XY position is working correctly, it's off because the scale was wrong
>> while drawing "B".
>>
>> What's causing the scale problem?
>> Wrong value got loaded in the LS161's or counting wrong?
>> F10 LS191 counting wrong?
>> Improper DVX11, 12 or DVY11, 12 ?
>> Improper OP1 or /OP1
>> etc.
>>
>> Tim
>>
>> -----Original Message-----
>> From: Kevin Moore **
>> Sent: Dec 30, 2011 12:34 AM
>> To: vectorlist@vectorlist.org
>> Subject: Re: VECTOR: Analog section? Or alaphanum
>>
>> Well replacement of the AM6012's and DAC08 made no difference.
>>
>> Kevin
>>
>>
>> **
>> On Thu, Dec 29, 2011 at 5:57 PM, Mendel Pearl <mypearl@dds.nl> wrote:
>>
>>> Can you make the text align OK, disregarding the geometry of the
>>> diamond pattern?
>>>
>>> I had a few games that did just that, perfect diamond or perfect text
>>> but never at the same BIP settings. In all cases one of the the AM6012
>>> DAC's was defective. I would guess that if this is the case your Y DAC
>>> looks suspect. If the DAC is bad enough, it can distort the reference
>>> current sources output, thereby affecting the X output as well.
>>>
>>> - Mendel
>>>
>>>
>>>
>>> On 29-12-2011 21:44, Kevin Moore wrote:
>>>
>>> Thanks for the input. But looking at the screen, I've adjust the bip to
>>> move the diamond pattern to touch the edges of the box. Wouldn't that also
>>> adjust any text problem.
>>>
>>> If you look at the text it is in line, but the curved sections of the
>>> just B and D are wrong, kind of like the scale is messed up in the alphanum
>>> for those two specific letters.
>>>
>>> Unless I'm not understanding how the bip works which is highly possible.
>>>
>>> Kevin
>>>
>>>
>>> On Thu, Dec 29, 2011 at 9:43 AM, Mendel Pearl <mypearl@dds.nl> wrote:
>>>
>>>> Your BIP adjustment is way off. If you cannot correct the problem using
>>>> the BIP adjusts on the game PCB, your 6012 DAC or DAC reference current
>>>> input is suspect.
>>>>
>>>> - Mendel
>>>>
>>>>
>>>> On 29-12-2011 1:48, Kevin Moore wrote:
>>>>
>>>>>
>>>>> Put the BZ on hold and put a Red Baron on the bench.
>>>>>
>>>>> Sorry for the backwards picture. For some reason when this analog
>>>>> board draws the letter B and the letter D the scale is off and it drops the
>>>>> text down to the last place drawn. Kind of like going to the next line.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Kevin
>>>>>
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>>>> chris@westnet.com
>>>>
>>>
>>>
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>>
>
>

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Received on Thu Dec 29 22:51:50 2011

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