BenQ DesignVue PD Series User Manual page 57

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 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.
KVM Switch
No response after switching to a KVM source.
Check the cable connections and menu settings in the following order.
• Make sure the cables are properly connected and the KVM Switch function is enabled. See
Establishing KVM connections on page 34
• The monitor remembers the KVM pairing setting before it was turned off and may not
recognize the new cable connections immediately if changed. You can check if the correct
input source has been selected for the KVM source from KVM Switch > USB, depending
on the KVM source you are switching to.
• If you don't have a hot key for KVM Switch and the computer of the KVM source you are
switching to is in Sleep mode, switch the input to the sleeping computer, and re-connect your
keyboard or mouse manually to the sleeping computer to wake it up. (Windows only) If it
does not work, try to press the power button to wake the computer up.
The input was switched to the other source. However, there is no image or cursor displayed.
• If you go for Scenario A: Working with two computers and one
been selected from KVM Switch > USB. If so, the screen does not display anything from
the second source as there is none. You cannot control the current display either as the
keyboard and mouse control has been switched away. In this case, select a video input
manually from Display > Signal Input.
• If you are using KVM and MST at the same time as described in
KVM and MST at the same time on page
are USB-C™ and DP. If the cables are properly connected, go to KVM Switch > USB and
make sure it is set to DisplayPort.
for more information.
37, make sure the video sources to the first monitor
monitor, check if None has
Scenario C: Working with
Troubleshooting 57