Rosewill R500N - Manual (Page 4)

Gently wipe screen with a clean camel hair lens brush, or a soft, clean
lint-free cloth.
This removes dust and other articies that can scratch the screen.
Do not apply pressure to the screen surface when wiping it clean.
Do not pour or spray and liquid directly onto the screen or case of
the LCD monitor.
Chemical cleaners have been reported to damage the screen or the
LCD monitor.
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