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3M™ Digital WallDisplay
© 3M 2004. All Rights Reserved.
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Appendix
Input/Output Signal Specifications
Computer
Video Signal
Analog 0.7Vp-p, 75 Ohms
termination (positive polarity)
Horizontal Sync Signal
TTL Level (positive/negative
polarity)
Vertical Sync Signal
TTL Level (positive/negative
polarity)
Audio Input Signal
200m Vrms, 20k Ohms (Max
3.0Vp-p)
Audio Output Signal
0~200m Vrms, 1k Ohms
Video
S-Video
Luminance Signal
1.0Vp-p, 75 Ohms
Chrominance Signal
0.286Vp-p (color burst), 75 Ohms
Video Signal
1.0Vp-p, 75 Ohms
Audio Input Signal
200m Vrms, 20k Ohms
Computer Compatibility
Resolution
Refresh Rate
Horizontal Frequency
640x400
85 Hz
37.9 kHz
60 Hz
31.5 kHz
72 Hz
37.9 kHz
75 Hz
37.5 kHz
85 Hz
43.3 kHz
800x600
56 Hz
35.1 kHz
60 Hz
37.9 kHz
72 Hz
48.1 kHz
75 Hz
46.9 kHz
85 Hz
53.7 kHz
1024x768
60 Hz
48.4 kHz
70 Hz
56.5 kHz
75 Hz
60.0 kHz
85 Hz
68.7 kHz
1280x1024
60 Hz
64.0 kHz