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About Warnings WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Dell™ OptiPlex™ 780 Ultra Small Form Factor Setup and Features Information Tech Sheet Front View CD/DVD drive power button drive activity light diagnostic lights (4)
WARNING: Before you begin any of the procedures in this section, read the safety information that shipped with your computer. For additional best practices information, see www.dell.com/regulatory_compliance. NOTE: Some devices may not be included if you did not order them.
5 Press the power buttons on the monitor and computer. Specifications NOTE: The following specifications are only those required by law to ship with your computer. For a complete and current listing of the specifications for your computer, go to support.dell.com. System Information ® Chipset...
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Video Video type: Integrated Intel Q45 graphics controller Video memory: Integrated Upto 1759 MB shared video memory Memory Memory module connector 2 DIMM slots Memory module capacity 1 GB or 2 GB Type DDR3 1066 MHz (non-ECC) Minimum memory 1 GB Maximum memory 4 GB Drives...
Blue light — The WiFi network card is enabled. 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 Green light —...
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Control Lights and Diagnostic Lights (continued) Inside of computer: Power supply light Green — 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. A test button and LED are on the top side of the unit.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and OptiPlex are trademarks of Dell Inc.; Intel, Celeron, and Pentium are registered trademarks and Core is a trademark of Intel Corporation in the U.S.