Dell OptiPlex 980 Setup and Features Information Tech Sheet - Page 7

Y991Mam1.fm Page 7 Tuesday, January 19, 2010 4:39 PM Control Lights and Diagnostic Lights (continued) Drive activity light Displays the SATA hard drive or optical drive activity. Blue light - Blinking blue light indicates that the computer is reading data from or writing data to the drive. Network activity light Blue light - A good connection exists between the network and the computer. Off (no light) - The computer is not detecting a physical connection to the network. Diagnostic lights Four amber lights located on the front panel of the computer. For information on the diagnostic lights, see the Service Manual available on the Dell Support website at support.dell.com/manuals. Back of computer Link integrity light on integrated network adapter Green light - A good 10 Mbps connection exists 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 integrated network indicates that network activity is present. adapter Control Lights and Diagnostic Lights (continued) Power supply light Green light - The power supply is turned on and is functional. The power cable must be connected to the power connector (at the back of the computer) and the electrical outlet. NOTE: You can test the health of the power system by pressing the test button. When the system's power supply voltage is within specification, the self-test LED lights up. If the LED does not light up, the power supply may be defective. AC power must be connected during this test. Power Wattage Maximum heat dissipation Voltage Mini Tower (DCSM1F) EPA 255 W 1060 BTU/hr 100-240 VAC APFC 305 W 1600 BTU/hr 100-240 VAC Desktop (DCNE1F) EPA 255 W 1060 BTU/hr 100-240 VAC APFC 255 W 1337 BTU/hr 100-240 VAC Small Form Factor (DCCY1F) EPA 235 W 977 BTU/hr 100-240 VAC APFC 235 W 1233 BTU/hr 100-240 VAC NOTE: Heat dissipation is calculated using the power supply wattage rating. Coin-cell battery 3V CR2032 lithium coin cell