Dell U2713HM Monitor User Manual download pdf (Page 55)

Perform Auto Adjust via OSD.

Adjust Phase and Pixel Clock controls via OSD.

Perform monitor self-test feature check and determine if these lines are also in self-test mode.

Check for bent or broken pins in the video cable connector.

Run the built-in diagnostics.

If you’re using DVI connection, ensure that a Dual Link DVI cable is used (Supplied together

with the monitor)

Check for loose connection. Unplug & reconnect if required.

NOTE: When using DVI-D input, the Pixel Clock and Phase adjustments are not available.

Synchronization Problems Screen is scrambled or appears

torn

Reset the monitor to Factory Settings.

Perform Auto Adjust via OSD.

Adjust Phase and Pixel Clock controls via OSD.

Perform monitor self-test feature check to determine if the scrambled screen appears in self-test

mode.

Check for bent or broken pins in the video cable connector.

Restart the computer in the safe mode.

If you’re using DVI connection, ensure that a Dual Link DVI cable is used (Supplied together

with the monitor)

Check for loose connection. Unplug & reconnect if required.

Safety Related Issues Visible signs of smoke or sparks

Do not perform any troubleshooting steps.

Contact Dell immediately.

Intermittent Problems Monitor malfunctions on & off

Ensure that the video cable connecting the monitor to the computer is connected properly and

is secure.

Reset the monitor to Factory Settings.

Perform monitor self-test feature check to determine if the intermittent problem occurs in self-

test mode.

Missing Color Picture missing color Perform monitor self-test feature check.

Ensure that the video cable connecting the monitor to the computer is connected properly and

is secure.

Check for bent or broken pins in the video cable connector.

Wrong Color Picture color not good

Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending on the

application.

Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color Settings

OSD if the Color Management is turned off.

Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.

Run the built-in diagnostics.

Image retention from a static

image left on the monitor for a

long period of time

Faint shadow from the static

image displayed appears on the

screen

Use the Power Management feature to turn off the monitor at all times when not in use (for

more information, see Power Management Modes

Alternatively, use a dynamically changing screensaver.

Product Specific Problems

Specific Symptoms What You Experience Possible Solutions

Screen image is too small Image is centered on screen, but

Check the Scaling Ratio setting in Image Setting OSD.

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Dell U2713HM Monitor User Manual Page 55

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