Tried to upgrade to 2x2 Gig Ram on my Xi 1554 without luck the other day.
This is what I got when playing with the mem sticks.
1+1 Good
2+2 No good
2+0 Good
2+1 No good
1+2 No good
Seems the box only supports 2 Gig.
Im running BIOS 1.25, anyone know of a newer BIOS with the support of 4 Gig??