Dell P2723DE 27" 1440p USB Type-C Hub Monitor - Manual (Page 84)

84 │ Troubleshooting
Troubleshooting
WARNING: Before you begin any of the procedures in this section,
follow the
Safety instructions .
Self-Test
Your monitor provides a self-test feature that allows you to check if your monitor is
functioning properly. If your monitor and computer are properly connected but the
monitor screen remains dark, run the monitor self-test by performing the following
steps:
1. Turn off both your computer and the monitor.
2. Disconnect all video cables from the monitor. This way, the computer doesn’t
have to be involved.
3. Turn on the monitor.
If the monitor cannot sense a video signal and is working correctly, the following
message will appear:
No USB-C Cable
The display will go into Standby mode in 4 minutes.
www.dell.com/P2X23DE
or
No DP Cable
The display will go into Standby mode in 4 minutes.
www.dell.com/P2X23DE
or