Dell UltraScan P780 User Manual page 16

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Maintenance: Dell™ UltraScan P780 Color Monitor User's
Guide
WARNING: To avoid risk of electric shock, do not disassemble the monitor
cabinet. Users cannot service the monitor. User maintenance is restricted
to cleaning.
NOTE: Before cleaning the monitor, unplug it from the electrical outlet.
The screen surface is coated with a special thin optical coating to ensure the ergonomic
•
characteristics. To ensure the optical performance of the coating, clean the screen surface
lightly with a soft cloth. If necessary, use a soft cloth lightly moistened with a mild detergent
solution (non-abrasive) diluted with water to remove hand oils or fingerprints, etc. Do not use
any type of abrasive pad, scouring powder or any type of solvents containing an alcohol,
benzene or similar additive as they may cause damage to the anti-reflective coating. Do not
rub, touch, or tap the screen surface with sharp or abrasive items such as a ball-point pen.
This contact may result in a scratched screen surface.
To clean the monitor cabinet, use a cloth lightly dampened with a mild detergent.
•
Wipe off stubborn stains from the cabinet with a cloth lightly dampened in alcohol (methyl,
•
ethyl, or isopropyl). Do not use benzene, thinner, ammonia, abrasive cleaners, or compressed
air.
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Setting the Optimal Resolution: Dell™ UltraScan P780 Color
Monitor User's Guide
For optimal monitor performance while using the Microsoft
®
NT operating systems, set the display resolution to 1024 x 768 pixels by performing the following
steps:
1. Click the Start button, point to Settings, and click Control Panel.
2. Double-click the Display icon in the Control Panel window, and then click the Settings tab.
3. In the Desktop area, move the slidebar to 1024 by 768 pixels. Then click OK.
® ®
Windows 98, Windows 95, or Windows