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Troubleshooting

WARNING: Before you begin any of the procedures in this section, follow

the

Safety

instructions.

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 your computer.

2. Disconnect Type-C power adapter cable, computer USB Type-C cable from the monitor.

USB-PD Adapter

3. Connect Type-C power adapter cable to the monitor. This way, the computer does not

have to be involved.

4. If the monitor is working correctly, it scans for signal and detects that there is no signal

and the following message appears. While in self-test mode, the power LED remains white.

NOTE: These messages also appears during normal operation, when the

computer USB Type-C cable is disconnected or damaged.

Dell 14 Monitor

Scanning for signal...

Dell 14 Monitor

No Type-C 1 signal from your device.

USB Type-C

Troubleshooting

C1422H

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