Specification - ViewSonic VA721-2 Service Manual

2. Specification

•
General Specifications
Test Resolution & Frequency
Test Image Size
Contrast and Brightness Controls
•
Video Interface
Analog Input Connector
Video Cable Strain Relief
Video Cable Connector DB-15 Pinout
Video Signals
Video Impedance
Maximum PC Video Signal
Maximum Mac Video Signal
Sync Signals
DDC 1/2B
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
ViewSonic Corporation
1280 x 1024 @ 60Hz
Full Size
Factory Default: Contrast = 70%, Brightness =
100%
DB-15 (Analog)
Equal to twice the weight of the monitor for five
minutes.
Compliant DDC 2B.
Video RGB (Analog)
75 Ohms (Analog)
950 mV with no damage to monitor
1250 mV with no damage to monitor
TTL
Compliant with Revision 1.3
Shall be compatible with all PC type computers,
Macintosh computers, and after market
cards.
640 x 350, 640 x 480, 720 x 400 (640 x 400), 800 x
600, 832 x 624, 1024 x 768, 1280 x 720, 1280 x
1024
Not compatible with interlaced video.
Part Number: ADP-40AFB
90 TO 264 VAC
47.5 TO 63 HERTZ
Output can be shorted without damage.
4.5 A typical at 12 VDC
3.5mA (Max) at 254VAC / 60Hz
70 % typical at 115VAC Full Load
Internal and not user replaceable
35 Watts (typ)
1.2 Arms @ 90VAC, 0.8 Arms @180VAC
Confidential - Do Not Copy
5
video
VA721-2