Refurbished: Dell Optiplex 760 MT - Core 2 Duo 500GB HDD 4GB RAM Windows 7 Home Desktop PC - Newegg.com
760, power button steady amber and blinking 3 and 4 lights - Dell Community
Amazon.com: Dell Optiplex 760 Desktop PC with New Keyboard and Mouse (Intel Core 2 Duo 2.8 GHz Processor, New 4GB Ram, 250GB HDD, DVD ROM) : Electronics
2GB RAM Memory Upgrade for the Dell Optiplex 760 SFF | eBay