Dell OptiPlex 380 MT Setup And Features Information page 7

Control Lights and Diagnostic Lights
Power button light Green light — Solid green light indicates
power-on state; blinking green light
indicates sleep state of the computer.
Amber light — Solid amber light when the
computer does not start indicates a problem
with the system board or power supply.
Blinking amber light indicates a problem
with the system board.
Drive activity light Displays the SATA hard drive or optical
drive activity.
Green light — Blinking green light
indicates that the computer is reading
data from or writing data to the drive.
Network connectivity light Green 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 lights located on the front/back 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.
Power Wattage Maximum heat
Mini Tower:
Non-EPA 255 W
EPA 255 W
Desktop:
Non-EPA 235 W
EPA 255 W
Small Form Factor:
Non-EPA 235 W
EPA 235 W
NOTE:
Heat dissipation is calculated by using the power supply
wattage rating.
NOTE:
See the safety information that shipped with your computer for
important voltage–setting information.
Coin-cell battery 3V CR2032 lithium coin cell
Voltage
dissipation
1338 (BTU/hr) 115/230 VAC,
50/60 Hz, 6.5/3.5 A
1023 (BTU/hr) 100-240 VAC,
50/60 Hz, 1.8/3.6 A
1233 (BTU/hr) 115/230 VAC,
50/60 Hz, 6.5/3.5 A
1023 (BTU/hr) 100-240 VAC,
50/60 Hz, 2.0/4.0 A
1233 (BTU/hr) 115/230 VAC,
50/60 Hz, 6.5/3.5 A
943 (BTU/hr) 100-240 VAC,
50/60 Hz, 1.75/3.5 A