ViewSonic VS17729 User Manual page 124

C. Auto Reply *3.2.1
The display will send out the updated data/status automatically without getting
a query from the host whenever the following data/status is changed by the user
through any of the available ways like: remote control unit, front keys, or touch
screen.
• Power On/Off
• Input Select
• Brightness
• Backlight
• Volume
• Mute On/Off
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