Dell S3423DWC Monitor Users Guide - Page 58

Troubleshooting, Self-test, video cable is disconnected or damaged.

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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 does not have to be involved. 3. Turn on the monitor. If the monitor is working correctly, it detects that there is no signal, and one of the following messages appears. While in self-test mode, the power LED remains white. Dell P2418HZ Dell 34 Monitor ? No HDMI 1 Cable The display will go into Standby Mode in 4 minutes. www.dell.com/S3423DWC (or) Dell P2418HZ Dell 34 Monitor S3423DWC ? No USB-C Cable The display will go into Standby Mode in 4 minutes. www.dell.com/S3423DWC S3423DWC NOTE: This box also appears during normal system operation, if the video cable is disconnected or damaged. 58 │ Troubleshooting

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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 does not
have to be involved.
3.
Turn on the monitor.
If the monitor is working correctly, it detects that there is no signal, and one of the
following messages appears. While in self-test mode, the power LED remains white.
Dell 34 Monitor
No HDMI 1 Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/S3423DWC
?
S3423DWC
(or)
Dell 34 Monitor
No USB-C Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/S3423DWC
?
S3423DWC
NOTE: This box also appears during normal system operation, if the
video cable is disconnected or damaged.