Re: error message : RAM 0000001

[dempson@actrix.gen.nz (David Empson)]

Gilles Aurejac <aurejacgil@ifrance.com> wrote:

> Rubywand <rubywand@swbell.net> wrote:
> 
> >      The 4164 is a 64kx1 DRAM, which is the right size. The pinout for the
> > 4164 looks right, too. Go ahead an try using one.
> 
> it's true, it works. I replace all the chip and put them on extractible
> sockets (I don't know if it's the right word) so that there is no need
> to sold them.

The error message "RAM 00000001" means that the error was in one bit of
the RAM, which corresponds to a single RAM chip.  I have forgotten which
way around the errors are displayed, but it is clear that the error was
on either the leftmost or rightmost RAM chip (bit 7 or bit 0).

You didn't need to replace the rest.

-- 
David Empson
dempson@actrix.gen.nz
Snail mail: P O Box 27-103, Wellington, New Zealand