[Coco] Starting to unpack COCOs from storage

[Michael Brant]

Coco3 to hdmi via the switch a roo is a good option from cocoman.biz.

On Monday, April 27, 2020, John E. Malmberg <wb8tyw at qsl.net> wrote:

> On 4/26/2020 7:49 PM, John E. Malmberg wrote:
>
>>
>> Next is to see which Color Computers I/II are working, and then on to the
>> multi-pack interfaces.  As I recall, I have one that is not working.
>>
>
> All turned out to be 26-3024 Multi-Paks.
>
> The grey 7 slot (4 software selectable) multi-pak passes the Multi-Pak PAL
> upgrade test.  "?peek(&HFF90)" prints 126.
>
> Note that with no Multi-pak installed, "?peek(&HFF90)" prints 126.
>
> That is my oldest multi-pack.  I added the 3 slots a while back.  At one
> time I had them all full.
>
> I think I had the orchestra-90, x-pad, disk controller, rs-232 pack,
> Speech/Sound Pack normally installed.
>
> A white multi-pak is failing the PAL upgrade test.  But I have a PAL chip
> ready to install.
>
> The third multi-pak, which I bought on e-bay and arrived packed in
> Styrofoam peanuts was marked as bad back then, and on the COCO-3 it
> alternates between a blue screen of garbage and a blank screen.
>
> I will have to put it aside for now until I can take the time to trouble
> shoot it.  I was hoping I could just put a PAL chip in it, but now I am not
> sure.  But the circuit looks simple enough that I should be able to trouble
> shoot it once I get a digital workbench / prototyping setup again.
>
> I have an unknown number of orchestra-90 and Modem paks.  When they were
> being closed out, the local Radio shack store was selling them so cheap, I
> picked them all up.  I have not had time to count them.  Also a number of
> other cartridges that I would not use.
>
> Still have not gone through the COCO-I/IIs.
>
> COCO SDC has been ordered, but need to know what else is working before I
>> order more stuff.
>>
>
> The COCO SDC has arrived, and seems to work.
>
> One missing bit of information is how large of an SDCard can I put in it?
>
> With one multi-pak functional on a COCO-3 this gives me a functional
> system with a the COCO SDC, the Super IDE, and floppy disks at the same
> time.
>
> Unfortunately it looks like I missed out on the simple COCO-3 to VGA
> adapters and 2 MB updates, at least until the GIME-X becomes a real item.
>
> Regards,
> -John
>
>
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