[Coco] Remove C66 and c65 or just snip one leg?
Ed Snider
zippster278 at gmail.com
Mon Jul 8 14:37:58 EDT 2019
Along with R22 and R23, they create a small RC delay on the /CAS and /RAS lines
which probably improves DRAM reliability in the standard configuration. That wouldn't
be needed for the SRAM based upgrades.
- Ed
> On Jul 8, 2019, at 11:17 AM, rietveld rietveld <rietveldh at hotmail.com> wrote:
>
> What is the reason they are needed for a 128k coco but not a 512k or bigger coco?
>
> Sent from my BlackBerry 10 smartphone.
> Original Message
> From: Ed Snider
> Sent: Monday, July 8, 2019 12:10 PM
> To: CoCoList for Color Computer Enthusiasts
> Reply To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Remove C66 and c65 or just snip one leg?
>
>
> Not really, but there's no reason to not simply remove them completely, unless you
> really want to be able to go back to the original configuration (in a messy fashion).
>
> I'd just clip them out completely. Seems a bit neater than having some
> one-legged caps hanging out in there. :)
>
> - Ed
>
>
>> On Jul 8, 2019, at 10:26 AM, rietveld rietveld <rietveldh at hotmail.com> wrote:
>>
>> I just picked up a vintage PBJ 512 memory upgrade. The instructions say to remove c65 and c66. I have always just snipped one leg of each. Is there any difference in removing them?
>>
>>
>> I cut 65 and removed 66. Everything seems to work fine?
>>
>> Sent from my BlackBerry 10 smartphone.
>>
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