52 │ Operating your monitor
If you press any button other than the power button, the following messages are
displayed depending on the selected input:
Dell
P2418HZ
Dell 34 Monitor
S3423DWC
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.
?
No HDMI 1 signal from your device.
If an HDMI or USB-C cable is not connected, a dialog box as shown below is
displayed. The monitor will enter Standby Mode after 4 minutes if left at this state.
Dell
P2418HZ
Dell 34 Monitor
No HDMI 1 Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/S3423DWC
?
S3423DWC
or
Dell
P2418HZ
Dell 34 Monitor
No HDMI 2 Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/S3423DWC
?
S3423DWC
or