AOC I2490PXQU User Manual

46
Troubleshoot
Problem & Question
Possible Solutions
Power LED Is Not ON
Make sure the power button is ON and the Power Cord is properly connected
to a grounded power outlet and to the monitor.
No images on the screen
 Is the power cord connected properly?
Check the power cord connection and power supply.
 Is the cable connected correctly?
(Connected using the D-sub cable)
Check the DB-15 cable connection.
(Connected using the DVI cable)
Check the DVI cable connection.
* DVI input is not available on every model.
 If the power is on, reboot the computer to see the initial screen (the login
screen), which can be seen.
If the initial screen (the login screen) appears, boot the computer in the
applicable mode (the safe mode for Windows ME/2000) and then change
the frequency of the video card.
(Refer to the Setting the Optimal Resolution)
If the initial screen (the login screen) does not appear, contact the
Service Center or your dealer.
 Can you see "Input Not Supported" on the screen?
You can see this message when the signal from the video card exceeds
the maximum resolution and frequency that the monitor can handle
properly.
Adjust the maximum resolution and frequency that the monitor can
handle properly.
 Make sure the AOC Monitor Drivers are installed.
Picture Is Fuzzy & Has
Ghosting Shadowing Problem
Adjust the Contrast and Brightness Controls.
Press to auto adjust.
Make sure you are not using an extension cable or switch box. We
recommend plugging the monitor directly to the video card output connector
on the back.
Picture Bounces, Flickers Or
Wave Pattern Appears In The
Picture
Move electrical devices that may cause electrical interference as far away
from the monitor as possible.
Use the maximum refresh rate your monitor is capable of at the resolution
you are using.

AOC I2490PXQU Specifications

General

Pixel pitch	0.2745 x 0.2745 mm
Screen shape	Flat
Backlight type	W-LED
Display surface	-
Pixel frequency	170 MHz
Display diagonal	23.8 \
Surface hardness	3H
Display technology	LED
Native aspect ratio	16:9
Vertical scan range	50 - 76 Hz
Maximum refresh rate	60 Hz
Horizontal scan range	30 - 83 kHz
Supported video modes	1080p
Viewable size, vertical	296.46 mm
sRGB coverage (typical)	100 %
Contrast ratio (dynamic)	100000000:1
Contrast ratio (typical)	1000:1
Display number of colors	16.7 million colors
Display diagonal (metric)	60.452 cm
Viewable size, horizontal	527.04 mm
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	1920 x 1080 (HD 1080)
HDCP	Yes
HDMI version	1.4
USB hub version	3.2 Gen 1 (3.1 Gen 1)
DisplayPort version	1.2
Headphone connectivity	3.5 mm
USB Type-A downstream ports quantity	4
Certification	True
Product color	Black
Front bezel color	Gray
Heavy metals free	Hg (mercury)
Market positioning	Business
Compliance industry standards	RoHS
Tilt angle range	-5 - 25 °
Number of OSD languages	16
Panel mounting interface	100 x 100 mm
On Screen Display (OSD) languages	CHI (SIMPL), CHI (TR), CRO, CZE, DEU, DUT, ENG, ESP, FIN, FRE, ITA, JPN, KOR, POL, POR, RUS, SWE, TUR, UKR
Exterior finish type	Textured
Mean time between failures (MTBF)	50000 h
Compatibility	VESA-P1
RMS rated power	2 W
Number of speakers	2
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Energy efficiency scale	A to G
Power consumption (standby)	0.5 W
Power consumption (typical)	19 W
Package type	Box
Package depth	203 mm
Package width	620 mm
Package height	420 mm
Package weight	4700 g
VGA cable length	1.8 m
Cables included	AC, DisplayPort, HDMI, USB, VGA
Sustainability certificates	RoHS, EPEAT Silver, ENERGY STAR
Operating altitude	0 - 5000 m
Non-operating altitude	5000 - 12192 m
Storage temperature (T-T)	-25 - 55 °C
Operating temperature (T-T)	0 - 40 °C
Storage relative humidity (H-H)	9 - 93 %
Operating relative humidity (H-H)	10 - 85 %
Harmonized System (HS) code	85285210

Weight and Dimensions

Depth (with stand)	200 mm
Height (with stand)	502 mm
Weight (with stand)	3200 g
Depth (without stand)	- mm
Width (without stand)	540 mm
Weight (without stand)	- g