LG 31MU97C User Manual

ENGLISH
34
TROUBLESHOOTING
y
Check if the graphics card's resolution or frequency is within the range allowed by the monitor and set it
to the recommended (optimal) resolution in Control Panel > Display > Settings.
y
Not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a
dimmed screen, a truncated display area, or misalignment of the display.
y
The setting methods may be different depending on the computer or operating system, and some
resolutions may not be available depending on the performance of the graphics card. If this is the case,
contact the manufacturer of the computer or graphics card for assistance.
y
Some graphics cards may not support 4096 x 2160 / 3840 x 2160 resolution. If the resolution cannot be
displayed, contact the manufacturer of your graphics card.
NOTE
The display color is abnormal.
Does the display appear discol-
ored (16 colors)?
y
Set the color to 24 bit (true color) or higher. In Windows, go to Con-
trol Panel > Display > Settings > Color Quality.
Does the display color appear
unstable or monochrome?
y
Check if the signal cable is connected properly. Reconnect the cable
or reinsert the PC's graphics card.
Are there spots on the screen?
y
When using the monitor, pixilated spots (red, green, blue, white
,
or
black) may appear on the screen. This is normal for an LCD screen.
It is not an error, nor is it related to the monitor's performance.
No sound from the headphone port.
Are images displayed using
(Mini) DisplayPort or HDMI input
without sound?
y
Make sure that the headphone port connections are made properly.
y
Try increasing the volume with the joystick.
y
Set the audio output of the PC to the monitor you are using. On
Microsoft Windows, go to Control Panel > Hardware and Sound >
Sound > set the monitor as default device.

LG 31MU97C Specifications

General

3D	No
DDC/CI	Yes
Color gamut	99.5 %
Pixel pitch	0.0567 x 0.1701 mm
Aspect ratio	17:9
Display diagonal	31 \
Display resolution	4096 x 2160 pixels
Display technology	LED
Contrast ratio (typical)	1000:1
Display number of colors	-
Display brightness (typical)	320 cd/m²
Supported graphics resolutions	4096 x 2160
Picture mode	Custom/sRGB/AdobeRGB/DCM Sim/DCI-P3 Sim./Reader/Calibration1/Calibration2
RMS rated power	10 W
Number of speakers	2
USB hub version	3.2 Gen 1 (3.1 Gen 1)
Number of upstream ports	3
Mini DisplayPorts quantity	1
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	85 W
Power consumption (off)	0.5 W
Power consumption (standby)	- W
Power consumption (typical)	49 W
Power consumption (PowerSave)	1.2 W
Safety	UL(cUL)/CB/TCO 6.0/TUV/KC
Certification	ENERGY STAR 6.0, RoHS, Reach, Windows, FCC-B / CE
Product color	Black
Package depth	152.4 mm
Package width	972.82 mm
Package height	510.54 mm
Package weight	12020.2 g
Tilt angle range	-5 - 15 °
Panel mounting interface	100 x 100 mm
Sustainability certificates	ENERGY STAR
Cables included	AC, DisplayPort, HDMI, USB
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	5 - 90 %
Operating relative humidity (H-H)	10 - 80 %

Weight and Dimensions

Depth (with stand)	241.3 mm
Height (with stand)	482.6 mm
Weight (with stand)	9616.158 g
Depth (without stand)	53.34 mm
Width (without stand)	736.6 mm
Height (without stand)	406.4 mm
Weight (without stand)	78925.1 g