Dell Guide to Installing and Removing the Monitor Soundbar for ST2420LB, ST2420L, ST2421L, and ST2421LB

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2.Turn on the monitor and the computer.

If your monitor displays an image, installation is complete. If it does not display an image, see Solving Problems.

Attaching the Soundbar (Optional)

1.Working from the rear of the monitor, attach the Soundbar by aligning the two slots with the two tabs along the bottom rear of the monitor.

2.Slide the Soundbar to the left until it snaps into place.

3.Connect the Soundbar with the DC power connector.

4.Insert the mini stereo plug from the rear of the Soundbar into the computer's audio output jack or the monitor's audio output jack.

NOTICE: Do not use with any device other than the Dell Soundbar.

Removing the Monitor Stand

After placing the monitor panel on a soft cloth or cushion, complete the following steps to remove the base.

1.Use a long screwdriver to push the release latch located in a hole just above the stand.

2.Once the latch is released, remove the base away from the monitor.

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Contents Dell ST2420L/ST2421L monitor Users Guide About Your Monitor Package ContentsIdentifying Parts and Features Front View Product FeaturesBack View Front View Front Panel Controls Label DescriptionBottom View Side ViewBack View Label Description/Use Left SidePin Assignments Monitor SpecificationsPower Management Modes Pin Pin Side of the Connected Signal Number Cable DVI ConnectorModel ST2420L/ST2421L Flat Panel SpecificationsPreset Display Modes ResolutionPhysical Characteristics Video Supported ModesEnvironmental Maintenance GuidelinesPlug and Play Capability LCD Monitor Quality & Pixel PolicyCaring for Your Monitor Appendix Setting Up Your Monitor Click Change Display Settings Click Advanced Settings Operating the Monitor Using the Front PanelUsing the On-Screen Display OSD Menu Main Menu for non Analog non VGA Input Input Source Auto Select Brightness Contrast Back Auto AdjustVGA DVI-D Hdmi Display Settings Page DDC/CI Personalize Factory ResetOSD Warning Messages Click Change Display Settings Setting the Maximum ResolutionUsing the Dell Soundbar Optional Tilt Using the TiltSetting Up Your Monitor Dell ST2420L/ST2421L monitor Attaching the Base Setting Up the MonitorConnecting the Monitor Removing the Monitor Stand Attaching the Soundbar OptionalSelf-Test Solving ProblemsBuilt-in Diagnostics Common Symptoms What You Experience Possible Solutions Common ProblemsTroubleshooting the Dell Soundbar Optional Product-Specific ProblemsBack to Contents