Hall Research DVS-4A - Manual (Page 17)

4-Port DVI Switch with Audio & Serial Control
15
ASCII ‘M’ or ‘m’ (Hex 4D/6d or Decimal 77/109)
Displays the menu. The device will respond with:
MENU - Version 1.0
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1 = Video 1 Input | B = Blank
2 = Video 2 Input | U = Un-blank
3 = Video 3 Input | E = Enable boost
4 = Video 4 Input | D = Disable boost
A = Auto mode | R = Report
S = Scan mode | F = Factory defaults
P = Priority | M = Menu
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ASCII ‘F’ or ‘f’ (Hex 46/66 or Decimal 70/102)
Causes the system to be reset to its DEFAULT factory
settings.
The device will respond with: Factory defaults restored
ASCII ‘v’ (Hex 76 or Decimal 118)
Causes the system to display the firmware version number.
The device will respond with:
Firmware Version: X.Y where ‘X.Y’ is the numeric
version level of the firmware software.