ViewSonic Corporation Confidential - Do Not Copy VP930-3_VP930b-3
4
2. Specification
1. General Requirements
General Specifications
Test Resolution & Frequency “1280 x 1024” @ 60Hz
Test Image Size Full Size
Contrast and Brightness Controls Factory Default:
Contrast = 70%, Brightness = 100%
2. Signal Interface
Video Interface
Analog Input Connector D-Sub1 = DB-15 (Analog)
D-Sub2 = DB-15 (Analog)
DVI-D = DVI-I (Digital)
Default Input Connector Defaults to the first detected input
Video Cable Connector Pin out Refer to Appendix A; Compliant DDC/CI.
Video Signals Video RGB (Analog)
Separate Sync / Composite Sync / SOG
TMDS (Digital)
Video Impedance 75 Ohms (Analog), 100 Ohms (Digital)
Exclusions Not compatible with interlaced video.
3. Power
Power Supply
Input Voltage Range 90 to 264 VAC
Power Dissipation 38 Watts (Typ.)
4. AUDIO INTERFACE (SPEAKER SPECIFICATION)
No Audio function
5. lectrical Requirements
Horizontal Frequency 24 – 82 kHz
Vertical Refresh Rate 50 – 85 Hz.
Maximum Pixel Clock 135 MHz
Sync Polarity Independent of sync polarity.
Timing Table
Analog
Item Timing
Separated
Composite
SOG
Digital - TMDS
Remark
1 640 x 350 @ 70 Hz, 31.5 KHz
DMT;
The vertical
image size might
be not full screen
2 640 x 400 @ 60 Hz, 31.5 KHz DMT
3 640 x 400 @ 70 Hz, 31.5 KHz DMT
4 640 x 480 @ 50 Hz, 24.7 KHz DMT
5 640 x 480 @ 60 Hz, 31.5 KHz DMT;
6 640 x 480 @ 67 Hz, 35 KHz For MAC
7 640 x 480 @ 72 Hz, 37.9 KHz DMT
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