NEC LCD1550X-BK, Service Manual

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- 14 - Document No. VSPF-A028
8. TFT LCD Panel Specifications
8.1 TFT LCD Panel Specifications
Item Specifications Remarks
LCD Module type
15.0” / 38.016 cm diagonal
Module Dimension
331.6(H) x 255.5 (V) mm x 13.5 (D)
Unit :
Display Type
Active matrix thin-film-transistor (TFT)
Display Mode IPS, Normally Black
Resolution
1024
i
H
j ~
768(V)
Aspect ratio 4:3
Active Display Area
304 .128(H) x 228.096(V) mm
Unit : mm
Pixel Pitch 0.297(H) x 0.297(V) Unit : mm
Color Filter Stripe
Surface Treatment Anti-glare treatment of the front polarizer
Horizontal(
‡
)
-80 to 80 degrees CR>=10(*2)
Viewing Angle
(Typical)
Vertical(
˘
) -80 to 80 degrees CR>=10(*2)
Contrast ratio 300:1(typ),
Luminance 250 (typ), Unit: cd/m2(*1)
Rise time Tr = 25(Typ.) Unit : ms
Response time
(typical)
Fall time Tf = 25(Typ.) Unit : ms
Type CCFL (X 4)
Back Light
Life time 50,000(typical) Unit : Hours
0.62
}
0.03
Red
0.34
}
0.03
0.29
}
0.03
Green
0.60
}
0.03
0.15
}
0.03
Blue
0.10
}
0.03
0.31
}
0.03
Color
Chromaticity
(typical)
White
0.34
}
0.03
Viewing Angle = 0 degree
NOTE:
*1) These items are measured using Topcon BM5, BM-7, Prichard 1980A or same equivalent under the dark room condition.
NOTE:
*2) The definition of CR (Contrast Ratio)=White Luminance / black luminance