Dell UltraSharp 27 User Manual page 82

If either DP, HDMI or USB-C input is selected and the corresponding cable is not
connected, a floating dialog box as shown below appears.
See Troubleshooting
82 | Operating the Monitor
No DP Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/U2722D/DX/DE
No HDMI Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/U2722D/DX/DE
(U2722DE Only)
No USB-C Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/U2722D/DX/DE
for more information.
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