ViewSonic VX800-3, Service Manual

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1.2 Electrical Characteristics
1.2-1 Power Supply
AC Input
Input Voltage AC90-264V
Frequency 47 / 63Hz
Power Consumption:
60 W (max) on mode
Less than 3W power save mode (audio cable not connected)
Current Rating 0.7A @ AC100-240V
1.2-2 LCD
LCD Chi-Mei panel(TFT-MVA)
Effective display size 357.12 (H) x 285.696 (V) mm (typ)
18.0” / 45.72 cm diagonal
Pixel number 1280 x 1024 pixels
Color filter arrangement R.G.B. vertical stripe
Display method TFT, normally black
Drive method Active matrix (TFT) – MVA
Dot pitch 0.093 (H) x 0.279 (V) mm
Pixel pitch 0.279 (H) x 0.279 (V) mm
Dot number 1280 x 1024 x 3 dots
Backlight Edge-lighting type with 6 CCFLs
(Cold Cathode Fluorescent Tube)
Brightness 2
0
0 cd / m2 (min: center / all white)
Contrast ratio
4
00:1 (min)
Display color 16,777,216
Typical viewing angle Up 80° / down 80° / right 80° / left 80° (min.)
(Contrast ratio>10 at Ta=25°C, 77°F)
Response time
25
msec (Typical at 25 degree C)
1.2-3 Interface Signals
2.3.1 RGB Video Signals
2.3.1.1 Separate Sync. Signals
Analog R, G, B 0 - 0.7 Vp-p
Signal Level 75 ȍ ± 5%
Sync Level TTL level
Sync Polarity independent
2.3.1.2 Sync On green, Composite Sync
4!
ViewSonic Corporation
Confidential – Do Not Copy
VX 8 00-3