[Coco] In need of a 1987 GIME

Arthur Flexser flexser at fiu.edu
Fri Oct 31 01:43:32 EDT 2014


Be very careful when removing the GIME not to crack the socket, which may
have become somewhat brittle with age.  (Though I've never actually heard
of anyone cracking the socket by gently using a small screwdriver, and used
this technique myself quite a few times "back in the day".)  There are
pullers for safely removing this sort of chip, which is called a PLCC
(google "PLCC chip extractor").  Also, be sure to note the position of the
dot that indicates orientation, since it is possible to put a GIME in
facing the wrong direction.

Art

On Fri, Oct 31, 2014 at 12:22 AM, Charlie Pelosi <chaspelosi at outlook.com>
wrote:

> I can open the other coco with the 87 GIME and place in the spare 86 I
> have. This will let me know for sure. I'd still like to get my hands on an
> 87 regardless. The sparkles during Nitros9 disk access is very annoying. So
> again, if anyone can spare one, I'd appreciate it.
>
> I am almost positive these games, Iron Forest, and Medieval Madness are
> not release versions. They are the versions floating around on the net.
> (Briza's archive). They don't load and crash 1/2 the time. The text in Iron
> Forest is almost unreadable. The 1st level of Medieval Madness has corrupt
> graphics.... Still, when they do work they are a lot of fun. Very enjoyable.
>
> -C
>
>
> --------------------------------------------------
> From: "Arthur Flexser" <flexser at fiu.edu>
> Sent: Thursday, October 30, 2014 11:10 PM
> To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
> Subject: Re: [Coco] In need of a 1987 GIME
>
>
>  The GIME version certainly seems like a prime suspect, though it is
>> possible that some other difference between the two CoCo 3s is
>> responsible.  This would certainly be the only time I've heard of a
>> commercially sold product for the CoCo that only worked properly with one
>> of the two GIME versions, assuming that that is in fact the explanation
>> for
>> the different behavior.  You would think that such an anomaly would have
>> emerged during beta testing and that they'd have fixed the problem.
>>
>> If possible, try swapping the GIMEs between the two CoCo 3s and see if the
>> problem follows the '86 GIME.
>>
>> Art
>>
>> On Thu, Oct 30, 2014 at 8:40 PM, Charlie Pelosi <chaspelosi at outlook.com>
>> wrote:
>>
>>  When I reply to an Email in digest mode it gets sent to the individual
>>> and
>>> not the list. So, I am posting my reply to Art again, for the list.
>>>
>>> If anyone has a spare from a broken coco, or wants to trade for the 86 (I
>>> have a spare) please let me know.
>>>
>>> Hi Art. I plugged in a coco3 with an 87 GIME and the games work fine.
>>> Iron
>>> Forest only registers shots to the center of the screen with an 86 GIME.
>>> Medieval Madness works but the aim is way off. Using a Machine with the
>>> 87
>>> and shots are dead on.
>>>
>>> -C
>>>
>>> --------------------------------------------------
>>> From: "Arthur Flexser" <flexser at fiu.edu>
>>> Sent: Thursday, October 30, 2014 3:57 PM
>>> To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
>>> Subject: Re: [Coco] In need of a 1987 version GIME
>>>
>>> > I'm curious as to why you assume your GIME version is the source of the
>>> > problem.  Do the Diecom docs indicate that an '87 GIME is required?
>>> >
>>> > Art
>>>
>>>
>>> --
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>>> Coco at maltedmedia.com
>>> https://pairlist5.pair.net/mailman/listinfo/coco
>>>
>>>
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>>
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