BenQ EW2770QZ User Manual - Page 41

Resolution, Adjusting the Screen Resolution, Display Mode

Page 41 highlights

Is the prompt on the display illuminated in orange? 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. Is the prompt on the display not illuminated at all? Check the power supply mains socket, the external power supply and the mains switch. The image is distorted, flashes or flickers. Download Resolution file from the website (see Product support on page 3). Refer to "Adjusting the Screen Resolution". And then select the correct resolution, refresh rate and make adjustments based on these instructions. You are running the monitor at its native resolution, but the image is still distorted. Images from different input sources may appear distorted or stretched on the monitor running at its native resolution. To have the optimal display performance of each type of input sources, you can use the Display Mode function to set a proper aspect ratio for the input sources. See Display Mode on page 34 for details. The image is displaced in one direction. Download Resolution file from the website (see Product support on page 3). Refer to "Adjusting the Screen Resolution". And then select the correct resolution, refresh rate and make adjustments based on these instructions. 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. 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 headphones. on page 14 for details. • 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.) No sound can be heard from the connected external speakers. • Remove your headphone (if the headphone is connected to the monitor). • Check whether the headphone jack is properly connected. • If the external speakers are USB-powered, check whether the USB connection is OK. • Increase the volume (volume may be muted or too low) on the external speakers. Troubleshooting 41

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42

41
Troubleshooting
Is the prompt on the display illuminated in orange?
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.
Is the prompt on the display not illuminated at all?
Check the power supply mains socket, the external power supply and the mains switch.
The image is distorted, flashes or flickers.
Download
Resolution
file from the website (see
Product support on page 3
). Refer to
"
Adjusting the Screen Resolution
". And then select the correct resolution, refresh rate
and
make adjustments based on these instructions.
You are running the monitor at its native resolution, but the image is still distorted.
Images from different input sources may appear distorted or stretched on the monitor running
at its native resolution. To have the optimal display performance of each type of input sources,
you can use the
Display Mode
function to set a proper aspect ratio for the input sources. See
Display Mode
on page 34
for details.
The image is displaced in one direction.
Download
Resolution
file from the website (see
Product support on page 3
). Refer to
"
Adjusting the Screen Resolution
". And then select the correct resolution, refresh rate
and
make adjustments based on these instructions.
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.
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 headphones. on page 14
for details.
• 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.)
No sound can be heard from the connected external speakers.
• Remove your headphone (if the headphone is connected to the monitor).
• Check whether the headphone jack is properly connected.
• If the external speakers are USB-powered, check whether the USB connection is OK.
• Increase the volume (volume may be muted or too low) on the external speakers.