Proface FP3900 - 19 Flat Panel" - Manual (Page 147)

FP3000 Series User Manual
9-2
9.1 Regular Cleaning
9.1.1 Cleaning the Display
When the display surface or frame
become dirty, use a soft cloth moistened
with neutral detergent to wipe away any
dust or stains.
Do not clean the unit with thinner,
organic solvents, or strong acids.
Do not use sharp or hard objects, such as
a mechanical pencil or screwdriver, to
push on the display. This could damage
the unit.
Attach the screen protection sheet when
using the FP in extremely dirty or dusty
areas.
NG!
OK!
Neutral detergent
Thinner
Organic solvent
Strong acid
Protection sheet
Display