Video Problems - Dell Precision 330 User Manual

122 So lv ing Pr o ble m s
Allow 1 minute for the computer to initialize its components, and
2
then adjust the monitor's brightness and contrast controls.
Is the monitor readable?
Yes. The problem is resolved.
No. Go to step 3.
Turn off nearby fans, lights, lamps, or other electrical devices.
3
Is the monitor readable?
Yes. One or more of those devices was causing interference. The
problem is resolved.
No. Go to the next question.
Do you have another monitor that is working properly?
Yes. Go to step 4.
No.
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Turn off the computer and the monitor, wait at least 30 seconds, and
4
disconnect the monitor. Connect a different monitor to the computer
and then turn them on.
Allow 1 minute for the computer to initialize its components, and
5
then adjust the monitor's brightness and contrast controls.
Is the monitor readable?
Yes. The original monitor is defective. The problem is resolved.
No.
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Video Problems

Basic Checks:
• Run the monitor self-test as instructed in the monitor user's guide.
• Check the monitor power
• Listen for system beep codes
• Connect the monitor power cable directly to an electrical outlet to
verify that the monitor turns on. Do not connect it to a power
protection device, UPS, power strip, or extension cord.
for technical assistance.
for technical assistance.
indicator.
that may indicate a display problem.