Unitedlink UniSign-3812A, Manual

Page: 18 / 34

DOC. NO.
：
Page 18
5. Precautions
5.1 Handling Precautions
(1) Please do not stack the product without buffers.
(2) Please pick it up from the package in a clean area. The dust or oil may cause electrical short or damage
the polarizer.
(3) Please wipe the screen surface with a clean, soft, fluff-less cloth.
(4) Please do not press or scratch the product surface with an object which is harder than a HB pencil.
(5) Wipe off water droplets or oil immediately. Staining and discoloration may occur if they left on panel for
a long time.
(6) If the liquid crystal material leaks from the panel, it should be kept away from the eyes or mouth. In
case of contacting with hands, legs or clothes, it should be washed away thoroughly with soap.
(7) Please do not disassemble the product by yourself.
(8) Please do not touch the I/O pin or wire without any protection.
5.2 Storage Precautions
(1) High temperature or humidity may reduce the performance of the product. Please store the product
within the specified storage conditions.
(2) Mist may damage the product.
(3) It may reduce the display quality if the ambient temperature is lower than 10
℃
.
5.3 Operation Precautions
(1) Please do not pull the wire, connector while the product is operating.
(2) Always plug in DC connector first, then plug the AC connector.