User`s guide
VT104HBU User Guide           20             150-101 
CLEANING AND MAINTANENCE
CLEANING AND MAINTANENCE
Cleaning 
Occasionally clean the display panel and cabinet with a soft cloth dampened (not soaked) with a 
mild (non-abrasive) glass cleaner. Keep turning a fresh side of the cloth toward the screen surface to 
avoid scratching it with accumulated grit. 
Do not use paper products as they may scratch the surface. To minimize the risk of abrasion, allow 
the screen to stand dry. 
Special care should be taken when cleaning a touch screen or polycarbonate shield that is installed 
over the screen. Abrasive and certain chemical cleaners can easily damage the surface. 
Never use alcoholic or ammoniac cleaners to clean the polycarbonate shield or a touch screen. 
Replacing a Line Cord 
To avoid shock and fire hazards, the monitor’s power cord should be replaced if the insulation       
becomes broken or if it develops a loose internal connection. 
Other Maintenance 
Qualified service personnel should perform all maintenance, except for the power cord replacement 
described above. 
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