Q17 Technical Service Manual
Critical Parts Specification
1. LCD Module
HT18E22-200 is a A-Si TFT active matrix color liquid crystal comprising amorphous silicon
TFT attached to each signal electrode, a driving circuit and a backlight.
a built-in backlight display area contains 1280X1024 pixels and can display
full color (16.7M colors)
Display area
Drive system
Display color
Number of Pixel
Pixel arrangement
Pixel pitch
Weight
Contrast ratio
Viewing angle
Horizontal:
Vertical:
Response time
Luminance
Signal system
Supply voltage
Backlight
Power consumption
(*) LCD TYPE
Vendor
Hydis
Samsung
337.92(H)X270.336(V)mm
A-Si TFT
16.7M Colors
1280X1024
RGB vertical strip
0.264(H)X0.264(V)mm
2.2Kg
450:1
70 degree , 70 degree
45 degree , 65 degree
20ms(max)
250 cd/m
(TYP)
2
Digital RGB signals, Sync signals(H, V-Sync),
Dot clock(DCLK) , DE(Data Enable)
5.0V/12V (Typ)
Edge light type: Four colt cathode fluorescent lamps
With in- verter
2.8W(TYP) without B/L
Type
HT18E22 - 300
LTM170EH - L01
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