Solving Problems: Dell OptiPlex 745 User's Guide
If the power light is amber and green or steady amber — A device might be malfunctioning or incorrectly installed.
●Remove and then reinstall the memory modules.
●Remove and then reinstall any cards.
●Remove and then reinstall the graphics card, if applicable.
If the power light is blinking amber —
The computer is receiving electrical power, but an internal power problem might exist.
●Ensure that the voltage selection switch is set to match the AC power at your location (if applicable).
●Ensure that the processor power cable is securely connected to the system board.
Eliminate interference — Some possible causes of interference are:
●Power, keyboard, and mouse extension cables
●Too many devices on a power strip
●Multiple power strips connected to the same electrical outlet
Printer Problems
Fill out the Diagnostics Checklist as you complete these checks.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.
NOTE: If you need technical assistance for your printer, contact the printer's manufacturer.
Check the printer documentation — See the printer documentation for setup and troubleshooting information.
Ensure that the printer is turned on
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