Tips; Power Problems - Dell OptiPlex DCCY Setup And Quick Reference Manual

Tips

• If a device does not work, ensure that the device is properly connected.
• If you added or removed a part before the problem started, review the
installation procedures and ensure that the part is correctly installed.
• If an error message appears on the screen, write down the exact message.
This message may help support personnel to diagnose and fix the
problem(s).
• If an error message occurs in a program, see the program documentation.

Power Problems

CAUTION:
information that shipped with your computer. For additional safety best practices
information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
F T H E P O W E R L I G H T I S O F F
I
receiving power.
• Reseat the power cable in the power connector on the back of the
computer and the electrical outlet.
• Bypass power strips, power extension cables, and other power protection
devices to verify that the computer turns on properly.
• Ensure that any power strips being used are plugged into an electrical
outlet and are turned on.
• Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
• Ensure that the main power cable and front panel cable are securely
connected to the system board.
F T H E P O W E R L I G H T I S G R E E N A N D T H E C O M P U T E R I S N O T R E S P O N D I N G
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• Ensure that the display is connected and powered on.
• If the display is connected and powered on, see (see your Service Manual
at support.dell.com).
F T H E P O W E R L I G H T I S B L I N K I N G G R E E N
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Press a key on the keyboard, move the mouse, or press the power button to
resume normal operation.
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Troubleshooting
Before you begin any of the procedures in this section, read the safety
The computer is either turned off or is not
—
The computer is in sleep mode.
—
—