124 Solving Problems
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Is the monitor readable?
Yes. The monitor is working properly. There may be a problem with the
video card in the original computer. Go to step 5.
No. The monitor may be defective. See "Monitor Problems."
5Turn off the computer and monitor, wait at least 30 seconds, and
disconnect the monitor. Connect the monitor back to the original
computer, and then turn them on.
6Turn off nearby fans, lights, lamps, or other electrical devices.
Is the monitor readable?
Yes. One or more of those devices was causing interference. The
problem is resolved.
No. Go to step 7.
7Enter system setup and ensure that Prim ary Vide o Contro ller under
the Integrated Devices option is set correctly. Then exit system setup
properly to save the information, and reboot the system.
• For an accelerated graphics port (AGP) expansion card, set
Primary Video Controller to AGP
• For a Peripheral Component Interconnect (PCI) expansion card,
set Primary Video Controller to Auto.
Is the device working properly?
Yes. The problem is resolved.
No. Go to step 8.
8Run the VESA/VGA Interface tests in the Dell Diagnostics.
Did any of the tests fail?
Yes. The video controller on the system board may be defective.
Contact Dell for technical assistance.
No. Contact Dell for technical assistance.
Sound and Speaker Problems
Basic Checks:
•If using external speakers: