VarTech Systems VT420W User Manual

Contents

VarTech Systems VT420W User Manual Manual pdf 20 page image

VT420 Liquid Display User Guide 20 150-0986. HANDLING PRECAUTIONS(1) The panel is made of glass, which may be broken or cracked if drop or bump on hardsurface. Handle with extra care of the module.(2) Use a soft dry cloth without chemicals for cleaning, for the surface of polarizer is very softand easily scratched.(3) It is recommended to assemble or install module into the user’s system in clean workingareas. The dust and oil may cause electrical short or worsen the polarizer.(4) Since contact with water may cause discoloration or spots, wipe off the water immediatelywhen drop on the surface of the panel.(5) Always follow the correct power-on sequence when the LCD module is turned on. This canprevent the damage and latch-up of the CMOS LSI chips.(6) Take care of static electricity and handle with caution to prevent the damage of CMOS LSIin the module.(7) Do not pull the I/F connector in or out while the module is operating.(8) Moisture can easily penetrate into LCD module and may cause the damage duringoperation.(9) When handling LCD modules and assembling them into cabinets, please noted that long-term storage in the environment of oxidization or deoxidization gas and the use of suchmaterials as reagent, solvent, adhesive, resin, etc. May cause corrosion and discolorationof the LCD module.(10) When ambient temperature is lower than 10℃, the display quality might be reduced. Forexample, the response time will become slow, and the starting voltage of CCFL will behigher than that of room temperature.

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