[Coco] 512 Upgrade

Mark Marlette mark at cloud9tech.com
Tue Aug 8 16:34:23 EDT 2006


That sounds correct. Look at my 512k upgrade manual. Process will be 
the same for your board.

Quoting Rick Ross <rickross at mail.rossprogramming.com>:

> Hi Mark - what are the "Caps" ? I cut c65 and c66 near the old ram chips
> is there something else?
>
> Thanks!
> Rick
>
>
> -----Original Message-----
> From: coco-bounces at maltedmedia.com [mailto:coco-bounces at maltedmedia.com]
> On Behalf Of Mark Marlette
> Sent: Tuesday, August 08, 2006 4:02 PM
> To: coco at maltedmedia.com
> Subject: RE: [Coco] 512 Upgrade
>
>
> Need to cut caps.....
>
> Quoting Rick Ross <rickross at mail.rossprogramming.com>:
>
>> I cracked another 128k 3 and dropped it in without cutting c65 and c66
>> same thing - blank green screen. I am guessing bad memory? Or the
> whole
>> board
>>
>> -----Original Message-----
>> From: coco-bounces at maltedmedia.com
> [mailto:coco-bounces at maltedmedia.com]
>> On Behalf Of James Dessart
>> Sent: Tuesday, August 08, 2006 3:26 PM
>> To: CoCoList for Color Computer Enthusiasts
>> Subject: Re: [Coco] 512 Upgrade
>>
>>
>> On 8-Aug-06, at 1:22 PM, Rick Ross wrote:
>>
>>> Turn it on and get green with no text. Removed 512 and put the old
>>> chips
>>> in - same thing a green with no text.
>>>
>>> I am quite sure this has been seen before, if so can you give me a
>>> clue?
>>
>> Had that happen when one of the trailing leads from a capacitor was
>> touching a grounded plate. Might be something that simple.
>>
>> --
>> James Dessart
>> <http://skwirl.net/>
>>
>>
>>
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>
>
>
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