Gateway site says the 400SD4 can be upgraded to 1 GB RAM. put two 512's in and the system will not boot up, never gets to the bios or set up. If I take one of the boards out the system boots. I upgraded the BIOS, no change.
Gateway 400SD4 Memory Upgrade
Discussion in 'Hardware Components and Aftermarket Upgrades' started by gpantone3, Jan 14, 2009.