BenQ MOBIUZ EX Series User Manual page 65

Faint shadow from the static image displayed is visible on the screen.
• Activate the power management function to let your computer and monitor go into a low
power "sleep" mode when not actively in use.
• Use a screensaver to prevent the occurrence of image retention.
Power LED indicator
The LED indicator is white or orange.
• If the LED lights up in solid white, the monitor is powered on.
• If the LED is illuminated in white and there is a message Out of Range on the screen, this
means you are using a display mode that this monitor does not support, please change
the setting to one of the supported mode. Download Resolution file from the website
(see Product support on page
select the correct resolution, refresh rate and make adjustments based on these
instructions.
• If the LED is illuminated in white and the screen is black, the monitor is performing panel
protection process as described in
2 minutes until the LED indicator turns to solid white.
• If the LED is illuminated in orange, the power management mode is active. Press any
button on the computer keyboard or move the mouse. If that does not help, check the
signal cable connectors. If any pin is bent or broken off, please contact your dealer to get
necessary support.
• If the LED is illuminated in white and amber and the screen is black, the monitor is
performing panel protection process as described in
43. Wait for about one hour until the LED indicator turns to solid white.
• If the LED is off, check the power supply mains socket, the external power supply and the
mains switch.
OSD controls
The OSD controls are inaccessible.
To unlock the OSD controls when it is preset to be locked, press and hold any key for 10
seconds.
OSD messages
A message Out of Range on the screen during computer boot up process.
If there is a message Out of Range on the screen during computer boot up process, this
means computer compatibility caused by operating system or graphic card. The system
will adjust the refresh rate automatically. Just wait until the operating system is launched.
Audio
No sound can be heard from the built-in speakers.
• Check whether the desired cable to input audio signals is properly connected. See
Connect the audio cable. on page 24
• Increase the volume (volume may be muted or too low).
• Remove your headphone and/or external speakers. (If they are connected to the monitor,
the built-in speakers are automatically muted.)
3). Refer to "Adjusting the Screen Resolution". And then
Preventing image retention on page
for details.
65
43. Wait for about
Preventing image retention on page