Dell OptiPlex 960 (Late 2008) - Manual (Page 35)

Specifications
35
Network link light blue
WiFi (optional) link light blue
Rear of computer:
Power supply light solid green — The power supply is turned on and is
functional. The power cable must be connected to
the power connector (on back of the computer) and
the electrical outlet. A test button and LED are on
the side of the unit where the AC plug is located.
Customers can test the health of the power system by
pressing the test button. When the system’s power
supply voltage are within specification, the self-test
LED lights. If the LED does not light up, the power
supply may be defective. AC power must be
connected during this test.
Link integrity light (on
integrated network adapter) link integrity light color is based on the link speed:
10 - Green, 100 - Orange, 1000 - Amber/Yellow
off (no light) — The computer is not detecting a
physical connection to the network.
Network activity light (on
integrated network adapter) yellow blinking light
Power
AC - DC power supply
Wattage Mini Tower: 305 W
Desktop: 255 W
Small Form Factor: 235 W
Maximum heat dissipation
(MHD) wattage Mini Tower: 165 W
Desktop: 140 W
Small Form Factor: 127 W
NOTE:
Heat dissipation is calculated by using the
power supply wattage rating.
Controls and Lights (continued)