On 10-Jan-01, Matt London wrote:

> Hi,
>  I just got a couple of 4M upgrades for my MV3100 m10e (yes I know you
> can only fit one at a time, but the boards were free).
>  Not having any documentation for either machine or upgrades, I thought
> "drop em in and turn it on" only if I do that - nothing happens. No
> console output, and the status LEDs on the back all come on, and don't
> change.
>  Is there some jumper or something I have to change - or are both boards
> dead? They're marked 54-19051-AA  5019050-01 A1-P2 if that's of any
> relevance.

AFAIK, the part numbers for the 3100 memory boards are:

MS42-AB     4MB
MS42-BA    12MB
MS42-CA    16MB

The 16MB card can take one of the smaller cards as a daughter card to give a
maximum capacity of 32MB.

I fitted a 12MB card in my 3100/10e and it works fine, no need to change any
jumpers.


Regards,
George