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User Manual version 2.1
OPEN (660) 120/140/150
9-138
A-3. THE LCD FOR OPEN 150 II
A-3-1. Overview
The display used for the OPEN 150 is a LG 15.1” TFT
active matrix color liquid display (LCD); its model no. is
LM151X2 or its equivalent. It is a TTL interface LCD panel.
It comprises amorphous silicon TFT attached to each
signal electrode, a driving circuit and a backlight. This
LCD has a built-in backlight with inverter. The 38 cm
(15.1”) diagonal display area contains 1024 x 768 pixels
and can display more than 262,144 colors
simultaneously.
A-3-2 SPECIFICATION
General specifications are summarized in the following:
ITEM SPECIFICATION
Display Mode Normally white
Number of Color 262144 colors
Viewing Angle * Horizontal: 60
o
(typ. Left side,
right side)
* Vertical: 45
o
(typ. Up side,
Down side)
Cross talk Horizontal: 2.5%
Vertical: 2.5%
Response time 50ms(typ.)
Brightness (cd/m
2
) 200 cd/m
2
Life time 40,000 hrs
Contrast Ratio 200:1
A-3-3. ABSOLUTE MAXIMUM RATINGS
ITEMS SYMBOL MIN. MAX. UNIT
Power Supply Voltage VDD 0 +3.6 VDC
Lamp Current IBL - 9.0 mArms
Operating Temperature
Top 0 50
o
C
Storage Temperature
Tst -20 60
o
C
Note: Humidity (operation)20~90%, relative humidity
Humidity (non-operation)5~85%