Hall Research DVS-2A - Manual (Page 13)

2-Port DVI Switch with Audio & Serial Control
11
ASCII ‘A’ or ‘a’ (Hex 41/61 or Decimal 65/97 )
Enters Auto mode. The user must select the desired
detection method by entering a number from 1 to 3 within
20 seconds. Values outside this range or delaying entry
longer than 20 seconds will result in an error message:
Invalid entry! Current detection stays the same.
The device will respond with:
Auto mode selected
Detection Method
-----------------------------
1 = Vertical sync
2 = 5V Power
3 = Vertical sync & 5V power
-----------------------------
Current detection is [3](1-3)?
In Auto mode, the device automatically switches to the video
& audio input source that is active.
“Active” means that video signal has sync signal, it does not
mean there is a non-static screen!
ASCII ‘M’ or ‘m’ (Hex 4D/6D or Decimal 77/109)
Enters Manual mode.
The device will respond with: Manual mode
In Manual mode, the device stays on the currently selected
video & audio, regardless of the presence of video signal.