Dell S3422DWG User Manual page 56

When the monitor enters the Standby Mode, the following message appears:
If you press any button other than the power button, the following messages will
appear depending on the selected input:
If an HDMI or DP cable is not connected, a floating dialog box as shown below
appears. The monitor will enter Standby Mode after 4 minutes if left at this state.
The display will go into Standby Mode in 4 minutes.
│
56 Operating your monitor
Dell 34 Gaming Monitor
Entering Standby Mode.
Dell 34 Gaming Monitor
?
No HDMI signal from your device.
Press any key on the keyboard or move the mouse to wake it up.
If there is no display, press the monitor button again to select
the correct input source.
Dell 34 Gaming Monitor
No HDMI 1 Cable
1
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