Dell E2220H User Manual

Troubleshooting │ 75
Product-specic problems
Specic Symptoms
Screen image is too small
Cannot adjust the monitor
with the buttons on the
bottom of the panel
No input signal when user
controls are pressed
The picture does not ll the
entire screen
Check the Aspect Ratio setting in the Display settings OSD.
Turn o the monitor, unplug the power cord, plug it back, and then turn
on the monitor.
Check the signal source. Ensure the computer is not in standby or sleep
mode by moving the mouse or pressing any key on the keyboard.
Check if the video cable is plugged in properly. Disconnect and reconnect
the video cable if necessary.
Run the built-in diagnostics.
Reset the monitor to Factory Settings (Factory Reset).
Due to dierent video formats (aspect ratio) of DVDs, the monitor may
display in full screen.
Reset the computer or video player.
Possible Solutions

Dell E2220H Specifications

General

Screen Size	21.5 inches
Resolution	1920 x 1080 (Full HD)
Panel Type	TN
Aspect Ratio	16:9
Refresh Rate	60 Hz
Brightness	250 cd/m²
Contrast Ratio	1000:1
Ports	1 x VGA, 1 x DisplayPort 1.2
Power Consumption	18W (typical)
Response Time	5 ms
Viewing Angle	170° (H) / 160° (V)