how many sticks of ram is there?
Since you say you touched the ram, maybe static electricity kill one piece. Try removing all ram and insert only 1 stick and boot. Then remove that stick and try the other one. Perhaps it will reveal a damaged stick.
Since you say you touched the ram, maybe static electricity kill one piece. Try removing all ram and insert only 1 stick and boot. Then remove that stick and try the other one. Perhaps it will reveal a damaged stick.