I HAVE A DELL D620 LAPTOP. A CUP OF SOUP WAS SPILLED ON THE KEYBOARD AND ON THE PALM REST GENERALLY. I DISASSEMBLED THE COMPUTER PER DELL MANUAL, CLEANED THE KEY BOARD AND PALM REST AND REASSEMBLED. WHEN I CONNECT THE POWER SUPPLY, THE POWER SUPPLY LIGHT AND ALL THE KEYBOARD LIGHTS ILLUMINATE GREEN. THEY ALL FLICKER OFF OF AND INSTANT EVERY 7-8 SECONDS OR SO. THE COMPUTER WILL NOT BOOT UP. HOW DO YOU SUGGEST I PROCEED?