Dell U2717D User Manual

48 | Troubleshooting
Troubleshooting
WARNING: Before you begin any of the procedures in this section, follow the
Safety Instructions.
Self-Test
Your monitor provides a self-test feature that allows you to check whether 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 o both your computer and the monitor.
2 Unplug the video cable from the back of the computer. To ensure proper Self-Test
operation, remove all digital and the analog cables from the back of computer.
3 Turn on the monitor.
The floating dialog box should appear on-screen (against a black background), if the
monitor cannot sense a video signal and is working correctly. While in self-test mode,
the power LED remains white. Also, depending upon the selected input, one of the
dialogs shown below will continuously scroll through the screen.
or

Dell U2717D Specifications

General

3D	No
Color gamut	99 %
Pixel pitch	0.2331 x 0.2331 mm
Aspect ratio	-
Screen shape	Flat
Response time	8 ms
SmartResponse	6 ms
Display surface	Matt
Display diagonal	27 \
Display technology	LED
Vertical scan range	50 - 75 Hz
Horizontal scan range	30 - 88 kHz
Supported video modes	480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 1440p
Viewable size, vertical	335.664 mm
Contrast ratio (typical)	1000:1
Display number of colors	16.78 million colors
Viewable size, horizontal	569.736 mm
Display brightness (typical)	350 cd/m²
Supported graphics resolutions	2560 x 1440
On/off switch	Yes
USB hub version	3.2 Gen 1 (3.1 Gen 1)
Number of upstream ports	1
VGA (D-Sub) ports quantity	0
USB Type-A downstream ports quantity	4
Certification	TCO, RoHS
Product color	Black
Market positioning	Business
Pivot angle	0 - 180 °
Panel mounting interface	100 x 100 mm
Input current	1.7 A
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	74 W
Power consumption (off)	0.3 W
Power consumption (standby)	0.5 W
Power consumption (typical)	26 W
Power consumption (PowerSave)	21.7 W
Operating altitude	0 - 5000 m
Non-operating altitude	0 - 12192 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Storage relative humidity (H-H)	5 - 90 %
Operating relative humidity (H-H)	10 - 80 %
Sustainability certificates	EPEAT Gold, ENERGY STAR
Package weight	9900 g
Cables included	AC, DisplayPort, USB

Weight and Dimensions

Depth (with stand)	200.3 mm
Height (with stand)	540.2 mm
Weight (with stand)	7300 g
Depth (without stand)	48.3 mm
Width (without stand)	611.3 mm
Height (without stand)	355.6 mm
Weight (without stand)	4500 g