General Specification; Video Interface; Power Supply - ViewSonic VA903b-3 VS11372 Service Manual

GENERAL specification

Test Resolution & Frequency
Test Image Size
Contrast and Brightness Controls

VIDEO INTERFACE

Analog Input Connector
Default Input Connector
Video Cable Strain Relief
Video Cable Connector DB-15 Pin out
Video Signals
Video Impedance
Maximum PC Video Signal
Maximum Mac Video Signal
Sync Signals
DDC 2B
Sync Compatibility
Video Compatibility
Resolution Compatibility
Exclusions

POWER SUPPLY

Internal Power Supply
Input Voltage Range
Input Frequency Range
Short Circuit Protection
Over Current Protection
Leakage Current
Efficiency
Fuse
Power Dissipation
Max Input AC Current
Inrush Current (Cold Start)
Power Supply Cold Start
ViewSonic Corporation
1280 x 1024 @ 60Hz
Full Size
Factory Default:
Contrast = 70%, Brightness = 100%
DB-15 (Analog), refer the appendix A
Defaults to the first detected input
Equal to twice the weight of the monitor for five
minutes
Compliant DDC 2B
Video RGB (Analog), Separate
75 Ohms (Analog)
950 mV with no damage to monitor
1250 mV with no damage to monitor
TTL
Compliant with Revision 1.3
Separate Sync
Shall be compatible with all PC type computers,
Macintosh computers, and after market video cards
640 x 350, 640 x 480, 720 x 400 (640 x 400), 800 x
600, 832 x 624, 1024 x 768, 1152 x 864, 1280 x 1024
Not compatible with interlaced video
Part Number: PI-SB03/
- VAC
100 240
/ Hertz
50 60
OUTPUT CAN BE SHORTED WITHOUT DAMAGE
A TYPICAL AT
6.0 5.0
MA (MAX) AT 264 VAC / 60HZ
1.0
% TYPICAL AT 115 VAC FULL LOAD
80
INTERNAL AND NOT USER REPLACEABLE
WATTS (TYP)
32
ARMS @ 90VAC,
1.2
A @ 90VAC,
30
SHALL START AND FUNCTION PROPERLY WHEN
UNDER FULL LOAD, WITH ALL COMBINATIONS OF
INPUT VOLTAGE, INPUT FREQUENCY, AND
OPERATING TEMPERATURE
Confidential - Do Not Copy
6
VDC
ARMS @180VAC
0.8
A(MAX) @ VAC
60 264
VA903b-1_ VA903m-1