[Coco] Decent text editor for OS9?

Brian Blake random.rodder at gmail.com
Fri Apr 23 22:29:11 EDT 2010


Todd,

If you're comfortable with a soldering iron, I'd eliminate the power supply
altogether. The CoCo power supplies were iffy out of the box, 20some years
later they aren't any better. The Other Bob's
website<http://webspace.webring.com/people/vt/theother_bob/coco_page.html>has
a good decription of how to run a CoCo3 from 12vdc - you can use an
ATX
power supply out of a PC. This WikiHow
article<http://www.wikihow.com/Convert-a-Computer-ATX-Power-Supply-to-a-Lab-Power-Supply>explains
how to convert an ATX power supply into a lab power supply which
you could use to power your CoCo3 (and all of it's accessories).

For more detailed information, download Frank Swygert's 'Tandy's Little
Wonder' book from my FTP
<http://coco.randomrodder.com/directory.html>(click the FARNA Systems
link), or from MaltedMedia's
FTP <ftp://maltedmedia.com/coco/>. And you can see the one powering my
repack in this picture<http://1.bp.blogspot.com/_eECirk2cOCc/Ss-eNn-t6sI/AAAAAAAAAKo/H7jw1--ImJQ/s1600-h/photo+3.jpg>.
That unit is a 200w power supply from an HP Vectra XE-310, and powers the
CoCo3, three floppy drives, a sound system and a cooling fan for the CoCo3's
CPU (6309).

I also have three CoCo3's with the Cloud9 512k upgrade; they do run a little
hotter than normal, but cooler than the one with the PB&j upgrade or the one
with the RS factory upgrade.

Your problem could easily be as Gene suggested, but, it could also be a bad
CPU. I had one go out giving similar results to what you describe. I'm
inclined to believe the PS could be at fault, but, I'll defer to Gene as he
is infinitely more qualified than I am, as I am still re-learning myself.


Good luck,

Brian



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