Technical data

Troubleshooting
4-26
Monitor Troubleshooting
Problem Possible Cause Action
Monitor power indicator is
not on.
Monitor is turned off. Turn on the monitor.
Power cord is not
connected.
Connect the power cord to the computer.
No power at wall outlet. Use another outlet.
Monitor is in power saving
mode.
Make sure the power light on the monitor is
green. If not, and the Power Saving light is lit,
press the [Shift] key to reactivate monitor.
Monitor has failed. If available, try another monitor. If the new
monitor operates correctly, replace the old
monitor following the Customer Replacement
Unit process described in the Warranty and
Information booklet.
Video controller has failed. Replace the main logic board.
Power indicator is defective. Follow the Customer Replacement Unit
process to replace the monitor.
No screen display. Configuration error. Run the BIOS Setup utility to configure the
computer for correct video operation.
Monitor brightness and
contrast controls are
incorrectly set.
Adjust the monitor brightness and contrast
controls.
The monitor-off timer shut
off the monitor.
Press [Shift] to reactivate monitor.
No monitor display while
loading Windows video
drivers.
Monitor type incorrectly set. Set the correct monitor type using the
appropriate utility.
Wrong Windows driver
loaded.
Load the correct video driver.
continued