Dell OptiPlex 760 Setup and Quick Reference Guide - Page 42

Controls and Lights (continued) Diagnostic lights four lights NOTE: For the ultra small form factor computer, the diagnostic lights are on the back panel. See "Ultra Small Form Factor - Back View" on page 15. Back of the computer: Link integrity light on green light - A good 10 Mbps connection exists integrated network adapter between the network and the computer. orange light - A good 100 Mbps connection exists between the network and the computer. yellow light - A good 1000 Mbps connection exists between the network and the computer. off (no light) - The computer is not detecting a physical connection to the network. Network activity light on yellow light - A blinking yellow light indicates that integrated network adapter network activity is present. Power DC power supply: Wattage mini tower 305W non-EPA; 255W EPA desktop 255 W small form factor 235 W ultra small form factor 220 W Maximum heat dissipation (MHD) mini tower 1041 BTU/hr desktop 955 BTU/hr small form factor 938 BTU/hr ultra small form factor 751 BTU/hr NOTE: Heat dissipation is calculated by using the power supply wattage rating. 42 Specifications