Service Manual Chapter3. User Handling Unit
©
Nautilus Hyosung, Inc.
All Rights Reserved.
3-3
TFT Color LCD
▶
Features
▪
a-Si TFT active matrix
▪
LVDS interface (8bit)
▪
Selectable LVDS input map
▪
Wide viewing angle
▪
High response time: 16ms
▪
PSWG standard
▪
High contrast: 450:1
▪
Edge light type backlight (Inverter less)
▪
Replaceable lamp for backlight
▶
General Precautions
1) Handling
1. When the module is assembled, it should be attached to the system firmly using
every mounting holes. Be careful not to twist and bend the modules.
2. Refraining from strong mechanical shock and/or any force to the module. In
addition to damage, this may cause improper operation or damage to the module
and CCFT back-light
3. Wipe off water droplets or oil immediately. If you leave the droplets for a long
time, staining and discoloration may occur
4. When this module is disassembled from the front panel and is tried to assemble
again, you should check the condition of surface. If the surface of the polarizer is
dirty by the foreign things, dusts, fingerprint, clean it using some absorbent cotton
or soft cloth
5. The desirable cleaners are water, IPA (Isopropyl Alcohol) or Hexane. Do not use
Ketone type materials (ex. Acetone), Ethyl alcohol, Toluene, Ethyl acid or Methyl
chloride. It might permanent damage to the polarizer due to chemical reaction.
6. If the liquid crystal material leaks from the panel, it should be kept away from the
eyes or mouth. In case of contact with hands, legs or clothes, it must be washed
away thoroughly with soap
7. Protect the module from static, it may cause damage to the C-MOS Gage Array
IC
8. Use finger-stalls with soft gloves in order to keep display clean during the
incoming inspection and assembly process
9. Do not adjust the variable resistor which is located on the back side.
10. Pins of I/F connector shall not be touched directly with bare hands.
2) Storage
1. Do not leave the module in high temperature, and high humidity for a long time. It
is highly recommended to store the module with temperature from 0 to 35
℃
[32
to 95
℉
] and relative humidity of less than 70%
2. Do not store the TFT-LCD module in direct sunlight
3. The module shall be stored in a dark place. It is prohibited to apply sunlight or
fluorescent light during the store
