[Coco] CoCo 2 Repair Help

Tue Aug 22 07:41:39 EDT 2017


Sent from my iPhone

> On Aug 22, 2017, at 6:29 AM, Frank Thompson <frank.thompson.iv at gmail.com> wrote:
> 
> My Coco 2 is a 26-3127, I'm in Southeast Michigan (Livonia).
> 
> On Mon, Aug 21, 2017 at 11:43 PM, Josh Harper via Coco <coco at maltedmedia.com
>> wrote:
> 
>> hi there
>> may I ask what model is your coco 2also what state are you in
>> 
>> 
>>      From: Frank Thompson <frank.thompson.iv at gmail.com>
>> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
>> Sent: Monday, August 21, 2017 9:00 PM
>> Subject: Re: [Coco] CoCo 2 Repair Help
>> 
>> That is really interesting to hear!  I really was suspicious of the seller,
>> and really thought that I was getting scammed.  I wasn't too worried since
>> e-bay policies heavily favor the buyers.  I figured the worst I'd be out
>> was some time and energy.  I was really surprised when I got back from a
>> trip I was on and the computer was waiting at my doorstep!
>> 
>> The first thing I did was to inspect the warranty label on the bottom and
>> it was intact, so I thought I was good to go.  Later, I tried actually
>> booting it up and then I realized it was a dud.
>> 
>> I have my suspicions as well about these units.  I asked the seller why he
>> sold the same computer three times (three completed e-bay auctions with the
>> same pics) and he simply said he had a lot of these.  It makes sense if
>> these were returns to the store, or somehow seconds.  I definitely got a
>> different one than what was in the pictures in the e-bay auction though
>> since the one I got had the actual (matching) serial number tag still stuck
>> on the outside of the box.
>> 
>> At any rate, the soldering doesn't bother me, I'm just bummed that I had to
>> punch through that warranty label.  It is no longer a virgin system.  Oh
>> well.  The case and keyboard are beautifully clean and white still.  :)  I
>> just hope it really is the RAM and not something else.  But honestly, there
>> aren't that many more IC's on this thing, so eventually I'll get to the
>> bottom of it.
>> 
>> I'll have to read up on the yellow bars issue... that is a new one to me.
>> 
>> On Mon, Aug 21, 2017 at 9:08 PM, Paul Shoemaker <paulfe3 at swbell.net>
>> wrote:
>> 
>>> Frank, good luck with the repair.  I hope you're able to get the machine
>>> up and running.  I also purchased one of the new in box CoCo 2's from
>> that
>>> same seller in an earlier auction.  My CoCo 2 powers up and runs fine,
>> but
>>> has the dreaded vertical yellow bar on the hi-res screens.  I've seen
>>> Zippster's article on how to fix this, but I am somewhat new to
>>> soldering/de-soldering so I haven't gotten up the courage to try it yet.
>>> I understand that the yellow bar is not terribly uncommon on CoCo 2
>>> systems, but I am beginning to suspect that the seller has a batch of
>> CoCo
>>> 2 systems that perhaps did not pass the final quality check on the
>> assembly
>>> line way back when.  Seems like I recall seeing some feedback from a
>> third
>>> buyer whose NIB system did now work, as well.
>>> -Paul
>>>     From: Frank Thompson <frank.thompson.iv at gmail.com>
>>> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
>>> Sent: Monday, August 21, 2017 3:26 PM
>>> Subject: Re: [Coco] CoCo 2 Repair Help
>>> 
>>> I appreciate the offer, but I'm comfortable doing this myself.  Once I
>> get
>>> the new RAM in the mail, I'll install it and post up more results.
>>> 
>>> Thanks for the advice and help guys!
>>> 
>>> On Mon, Aug 21, 2017 at 4:11 PM, Bill Gunshannon <
>>> bill.gunshannon at hotmail.com> wrote:
>>> 
>>>> 
>>>> ________________________________________
>>>> From: Coco [coco-bounces at maltedmedia.com] on behalf of camillus gmail
>> [
>>>> camillus.b.58 at gmail.com]
>>>> Sent: Monday, August 21, 2017 2:31 PM
>>>> To: Bill via Coco
>>>> Subject: Re: [Coco] CoCo 2 Repair Help
>>>> 
>>>> Hallo zipster,
>>>> 
>>>> If you need some help, i can socket all your ic's.
>>>> I have done more then 7 cpu socketting and had never one dead.
>>>> i even manage to save some of the old cpu's
>>>> 
>>>> All you need to do is send me the board, with return label and the
>> needed
>>>> ic sockets ( I use the machined ones, more expensive but way better  ).
>>>> 
>>>> Oh and I do this freely.
>>>> cb
>>>> 
>>>> 
>>>> ________________________________
>>>> 
>>>> And I can tell you he does a really good job, too.
>>>> 
>>>> bill
>>>> 
>>>> --
>>>> Coco mailing list
>>>> Coco at maltedmedia.com
>>>> https://pairlist5.pair.net/mailman/listinfo/coco
>>>> 
>>> 
>>> --
>>> Coco mailing list
>>> Coco at maltedmedia.com
>>> https://pairlist5.pair.net/mailman/listinfo/coco
>>> 
>>> 
>>> 
>>> 
>>> --
>>> Coco mailing list
>>> Coco at maltedmedia.com
>>> https://pairlist5.pair.net/mailman/listinfo/coco
>>> 
>> 
>> --
>> Coco mailing list
>> Coco at maltedmedia.com
>> https://pairlist5.pair.net/mailman/listinfo/coco
>> 
>> 
>> 
>> 
>> --
>> Coco mailing list
>> Coco at maltedmedia.com
>> https://pairlist5.pair.net/mailman/listinfo/coco
>> 
> 
> -- 
> Coco mailing list
> Coco at maltedmedia.com
> https://pairlist5.pair.net/mailman/listinfo/coco it's possible that I might have a motherboard that actually works if you'd be interested in it I don't have to see though I'm not 100% sure I still have it but if I have it I could send it to you and it wouldn't cost you anything other than maybe about six dollars in shipping