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TFT LCD Displays - Precaution And Failure

Blaze Display Technology Co., Ltd. | Updated: Oct 21, 2015

Temperature / Humidity

It is recommended to use the product at room temperature and humidity in order to maintain it$$$s optimum performance.

1. Product lifetime can be shortened when it is used under conditions of high temperature and humidity.
2. When it is used at low temperature of 10°C or lower, response time and brightness are affected in such a way that the proper display may not be obtained.
3. When exposed to drastic fluctuation of temperature (hot to cold or cold to hot), the product may be affected; specifically, drastic temperature fluctuation from cold to hot, produces dew on the surface which may affect the operation of the polarizer and product.


Environmental Consideration

It is recommended to use the product in a clean place and to exercise caution to ensure it is not affected by dust or liquids, etc.

1. If used in dusty place, dust may cause an electrical short inside the product resulting in malfunction
2. If the product is contaminated by humid or liquid substance, polarizer may be discolored. If the liquid enters may enter the product to cause electrical failure or corrosion which, in turn, may lead to malfunction


As LCD is a product made of glass, caution must be exercised in using it. It is recommended to handle it with care since shock, vibration, and careless handling may seriously affect the product.

1. The LCD surface is made of a soft film that is vulnerable to scratch and thus to damage by a sharp article.
2. Since the LCD is made of glass, it may be damaged if it is bent. If it falls from a high place or receives a strong shock, the glass may be broken.
3. The LCD product is composed of sensitive electronic parts and components. Therefore it must be grounded by ESD protection equipment (wrist band, etc.) before it is directly handled.
4. It is recommended that the product be handled with soft gloves during Assembly, etc. The LCD surface is made of soft film, vulnerable to scratches and thus to damage by a sharp articles.
5. Do not bend or stretch the back light wire.
6. It is recommended that the product surface be cleaned it is dirty by using IPA (Isoprophyl Alcohol) or Hexane. Keytone type material (Acetone), Ethyl or Methyl chloride must not be used as they can cause damage to the Polarizer.
7. The Driver IC of the TFT LCD for a Notebook PC is exposed on the back of the screen. If mechanical stress is applied to this area, it can cause failure. Do not hold or press this part with your hands.


As LCD is a sensitive electronic equipment, it is urged to comply with following precautions.

1. Never disassemble LCD product under any circumstances. If unqualified operators or users assemble the product after disassembling it, it may not function or its operation may be seriously affected.
2 . When it is not in use, the screen must be turned off or the pattern must be frequently changed by a screen saver. If it displays the same pattern for a long period of time, brightness down/image sticking may develop due to the LCD structure.
3. It is recommended that the product be stored in a cool and dry place in its original product box.
4. Please dispose of the product according to the relevant laws and regulations. A small quantity of mercury is contained in lamp inside LCD product .
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