[Coco] Coco2 on eBay without Extended Color Basic ?

Little John sales at gimechip.com
Fri Oct 29 04:26:53 EDT 2010


got that mixed up - it should read TWO 64kx4 RAM
----- Original Message ----- 
From: "Little John" <sales at gimechip.com>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Friday, October 29, 2010 3:25 AM
Subject: Re: [Coco] Coco2 on eBay without Extended Color Basic ?


> Fedor,
> I purchased a CoCo 2 when they were being closed out locally around 1985 
> or 1986. It did NOT have Extended BASIC. I ordered an Extended BASIC ROM 
> for it from CRC (DISTO's Distributor) and upgraded it myself. This 
> particular CoCo 2 is very likely the single ROM version - it came with an 
> 8K ROM w/Color BASIC - the upgrade ROM was a 16K ROM containing both Color 
> BASIC + Extended BASIC. There will be jumpers onboard - they must be 
> jumpered to the 128K position - this does NOT refer to RAM - it refers to 
> the ROM The Color BASIC ROM included will be an 8K 24-pin - the socket is 
> actually 28-Pin and thus the need to set the jumpers to the 128Kbit 
> position to take a 27128 compatible ROM w/ext+color BASIC. You will also 
> notice inside this machine that it has four RAM sockets - it takes 64Kx4 
> DRAM chips (instead of the older 64Kx1) - you will also notice a set of 
> memory connectors that allow the machine to be upgraded to 64K with a 
> board much like the CoCo 3's 512K RAM board. Tandy did this to allow them 
> to upgrade with either four 64Kx4 RAMS or an RAM upgrade board with eight 
> 64Kx1 RAMS - this allowed them to use whatever was cheapest at any given 
> time.
> Hope this helps - JohnT
> ----- Original Message ----- 
> From: "Fedor Steeman" <petrander at gmail.com>
> To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
> Sent: Friday, October 29, 2010 3:02 AM
> Subject: [Coco] Coco2 on eBay without Extended Color Basic ?
>
>
>> Hi all,
>>
>> I just noticed this eBay auction on my side of the Atlantic, starting 
>> (for
>> once!) at a reasonable price level (except perhaps for the shipping). It 
>> is
>> a late model CoCo2, very close to the CoCo3 style, but there is something
>> odd about it:
>>
>> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=400167384199
>>
>> Looking at the startup screen, I can see that it only has Color Basic, 
>> not
>> Extended! But weren't all these CoCo2 models equipped with Extended? 
>> Could
>> someone have swapped the ROMs or is it perhaps defect? I may have some 
>> spare
>> ROM for it, if I would go for it.
>>
>> Cheers,
>> Fedor
>>
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>
>
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