Operating the monitor  │  59Vertical extensionNOTE: The stand extends vertically up to 130 mm. The figure belowillustrates how to extend the stand vertically.Rotating the monitorBefore you rotate the monitor, your monitor should be fully vertically extended(Vertical extension) and fully tilted up to avoid hitting the bottom edge of themonitor.

About your monitor

Product features

Identifying parts and controls

Back view

Side view

Bottom view

Monitor specifications

Resolution specifications

Multi-Stream Transport (MST) modes

Physical characteristics

Environmental characteristics

Power management modes

Pin assignments

Plug and play capability

USB 3.0 downstream connector

USB ports

Setting up the monitor

Connecting your monitor

Connecting the HDMI cable (for U2520DR)

Connecting the USB Type-C cable

function

Organizing your cables

VESA wall mounting (optional)

Operating the monitor

Front-panel button

Using the On-Screen Display (OSD) menu

OSD warning message

Setting the maximum resolution

Requirements to view or playback HDR content

Using the tilt, swivel, and vertical extension

Vertical extension

Rotate clockwise

Adjusting the rotation display settings of your system

Troubleshooting

Built-in diagnostics

Always On USB Type-C Charging

Product specific problems

Universal Serial Bus (USB) specific problems

Appendix

Dell UltraSharp 25 Series User Manual

UltraSharp 25 Series

UltraSharp 25 U2520D

UltraSharp 25 U2520DR