Compaq Armada 6500 Armada 6500 Reference Guide - Page 65

Check the Display settings in Control Panel, Monitor display or External Monitor

Page 65 highlights

Troubleshooting Problem An external monitor is connected and is not working. Notebook computer locks up. Possible Cause Loose or incorrect cable connections. The notebook's video mode may be in LCD Display Only mode. TV output is selected. Monitor does not support multi-sync and/or higher resolutions. Monitor may be broken. Software or hardware configuration problem. Action Check all cable connections, including AC power. Use the [fn] + [F4] key combination to switch to Simul Scan mode (simultaneously viewing both LCD display and External Monitor display) or External Monitor Only mode. Check the Display settings in Control Panel and ensure TV output is not selected. Set the display output for External Monitor Only using the [fn] + [F4] key combination. Then set the Display settings in Control Panel to a resolution supported by the monitor. If you attach a non-DDC compliant XGA monitor to the notebook, the system must also be set at XGA. Verify that the monitor is in proper working condition by connecting it to another computer. Reset the notebook computer by pressing the Reset Button located on the rear of the notebook computer (Figure 2-3), then restart the notebook. Unsaved data will be lost. Check all software and hardware configurations. Contact your Compaq support representative. 6-5

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Troubleshooting
6-5
Problem
Possible Cause
Action
An external
monitor is
connected and is
not working.
Loose or incorrect cable
connections.
The notebook’s video
mode may be in LCD
Display Only mode.
TV output is selected.
Monitor does not support
multi-sync and/or higher
resolutions.
Monitor may be broken.
Check all cable connections, including AC
power.
Use the [fn] + [F4] key combination to
switch to Simul Scan mode (simultaneously
viewing both LCD display and External
Monitor display) or External Monitor
Only
mode.
Check the Display settings in Control Panel
and ensure TV output is not selected.
Set the display output for External Monitor
Only using the [fn] + [F4] key combination.
Then set the Display settings in Control
Panel to a resolution supported by the
monitor.
If you attach a non-DDC compliant XGA
monitor to the notebook, the system must
also be set at XGA.
Verify that the monitor is in proper working
condition by connecting it to another
computer.
Notebook
computer locks
up.
Software or hardware
configuration problem.
Reset the notebook computer by pressing the
Reset Button located on the rear of the
notebook computer (Figure 2-3), then restart
the notebook. Unsaved data will be lost.
Check all software and hardware
configurations.
Contact your Compaq support
representative.