3-16
Chapter 3: General Instruction
Model
VZ239H
VZ239HR
VZ239N
VZ239Q
Compliance and Standards
UkrSEPRO, CE, CB, BSMI, FCC, CCC, VCCI, RCM(C-tick),
UL/cUL, MSIP(KCC), Energy Star 7.0, HDMI, DP, Windows
Vista & 7/8/10 WHQL, China Energy Label, E-Standby, KC,
TCO 7.0, GEMS, EPEAT Silver, RoHS(China RoHS, J-Moss),
WEEE, ErP( Energy Saving Only), CU
*Specifications subject to change without notice.
** measuring a screen brightness of 200 nits without audio/ USB/ Card reader connection.
3.3 Troubleshooting (FAQ)
Problem
Possible Solution
Power LED is not ON
•
Press the button to check if the monitor is turned
on.
•
Check if the adapter and power cord are properly
connected to the monitor and the power outlet.
•
Check the
Power Indicator
function in the OSD
menu. Select “ON“ to turn on the power LED.
The power LED lights amber and
there is no screen image
•
Check if the monitor and the computer are turned
on.
•
Make sure the signal cable is properly connected the
monitor and the computer.
•
Inspect the signal cable and make sure none of the
pins are bent.
•
Connect the computer with another available monitor
to check if the computer is properly working.
Screen image is too light or dark
•
Adjust the
Contrast
and
Brightness
settings via
OSD.
Screen image bounces or a wave
pattern is present in the image
•
Make sure the signal cable is properly connected to
the monitor and the computer.
•
Move electrical devices that may cause electrical
interference.
Screen image has color defects
(white does not look white)
•
Inspect the signal cable and make sure that none of
the pins are bent.
•
Perform
Reset
via OSD.
•
Select the appropriate color temperature (
Color
Temp.
) via OSD.
No sound or sound is low
•
Adjust the volume settings of your monitor or
computer.
•
Make sure the computer sound card driver is
properly installed and activated.
