![background image](http://html.mh-extra.com/html/viewsonic/vp930b-3/vp930b-3_service-manual_1021421007.webp)
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
Separat
ed
C
omposi
te
SOG
Dig
ital -
TM
DS
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
Содержание VP930b-3
Страница 17: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 14 ...
Страница 18: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 15 ...
Страница 19: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 16 ...
Страница 20: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 17 ...
Страница 21: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 18 ...
Страница 63: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 60 ...
Страница 73: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 70 11 PCB Layout Diagrams MAIN PCB TOP VIEW ...
Страница 74: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 71 MAIN PCB BOTTOM VIEW ...