Subj : Re: Two Commodore 64's that w
To   : Dennis Katsonis
From : Clocky
Date : Mon Oct 19 2020 03:35 pm

On 4/10/2020 2:32 am, Dennis Katsonis wrote:
> Subject: Two Commodore 64's that wont power on
>
> I have just received FOUR breadbin Commodore 64s.  One is missing the
> mainboard, one turns on, but with a black screen, and two don't turn on
> at all (power LED does not light up).

Black screen is often a failed PLA. These can be replaced with modern
equivalents.

>
> When our lockdown ends, I'm going to get a multimeter, but I'm wondering
> if there is a common and obvious cause for this that I could look at
> before I get a multimeter (which may not be for weeks because our state
> premier likes to imprison us).
>
> I've looked at the fuses, one was broken, but putting the good fuse in
> both machines didn't work.
>
>

What supply are you using? If it's an original Commodore brick you
should test the voltages first as they commonly fail and when they do
they destroy the computer attached to it.

Better still get at least a power saver or better still a modern
replacement power supply.

> ... MultiMail, the new multi-platform, multi-format offline reader!
> === MultiMail/MS-DOS v0.29
>

--- SoupGate-Win32 v1.05
 * Origin: Agency HUB, Dunedin - New Zealand | Fido<>Usenet Gateway (3:770/3)

.