Dell OptiPlex 580 - DT Back Panel Connectors; DT System Board

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, from 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
dissipation
Volta ge
Mini Tower
Non-EPA 305 W 1041 (BTU/hr.) 100-240 VAC,
50/60 Hz, 3.6/1.8 A
EPA 255 W 1041 (BTU/hr.) 100-240 VAC,
50/60 Hz, 3.6/1.8 A
Desktop
Non-EPA 255 W 955 (BTU/hr.) 115/230 VAC,
50/60 Hz, 4.0/2.0 A
EPA 255 W 955 (BTU/hr.) 115/230 VAC,
50/60 Hz, 4.0/2.0 A
Small Form Factor
Non-EPA 235 W 938 (BTU/hr.) 115/230 VAC,
50/60 Hz, 3.5/1.8 A
EPA 235 W 938 (BTU/hr.) 115/230 VAC,
50/60 Hz, 3.5/1.8 A
NOTE: Heat dissipation is calculated by using the power supply
wattage rating.
Coin-cell battery 3 V CR2032 lithium coin cell
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