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Using the Display
Dell™ Latitude™ D600 Systems User's Guide
Adjusting Brightness
Switching the Video Image
Setting Display Resolution
Adjusting Brightness
When the Dell™ computer is running on battery power, you can conserve power by setting the brightness to the lowest comfortable setting using the appropriate display keyboard shortcuts.
The Dell QuickSet Brightness Meter shows the current brightness setting for the display. 
icon in the taskbar to enable or disable the Brightness Meter on the screen.
1 
Brightness Meter
NOTE: By default, the Brightness Meter appears in the
NOTE: Brightness keyboard shortcuts only affect the display on your portable computer, not monitors that you attach to your portable computer or docking device. If your computer is in CRT only mode and you try to change the brightness level, the Brightness Meter appears, but the brightness level on the monitor does not change.
You can enable or disable the Brightness Meter from the QuickSet taskbar menu. When the meter is enabled, press the following keys to adjust brightness:
•Press <Fn> and the
•Press <Fn> and the
For more information about QuickSet, 
icon in the taskbar and click Help.
Switching the Video Image
When you start the computer with an external device (such as an external monitor or projector) attached and turned on, the image may appear on either the display or the external device.
Press <Fn><F8> to switch the video image to the integrated display only, the integrated display and an external CRT monitor simultaneously, an external CRT monitor only, the integrated display and external DVI monitor simultaneously, and external DVI monitor only.
Setting Display Resolution
To display a program at a specific resolution, both the video controller and the display must support the program, and the necessary video drivers must be installed.
Before you change any of the default display settings, make a note of the default settings for future reference.
NOTE: Use only the
If you choose a resolution or color palette that is higher than the display supports, the settings adjust automatically to the closest possible setting.
NOTE: As the resolution increases, icons and text appear smaller on the screen.
If the video resolution setting is higher than that supported by the display, the computer enters pan mode. In pan mode, the screen cannot be completely displayed. For example, the taskbar that usually appears at the bottom of the desktop may no longer be visible. To view the rest of the screen, use the touch pad or track stick to pan up, down, left, and right.
NOTICE: You can damage an external monitor by using an unsupported refresh rate. Before adjusting the refresh rate on an external monitor, see the monitor user's guide.
