Application
Please follow the detailed one-by-one steps for changing the brightness and volume, and open the app through DMS automation.
Learn moreExplanation
This high pitched sound or coil whine is caused by inductance and AC signals and it is normal for it to be audible if you get very close to the front HDMI ports.
Learn moreFurther Query
In order to assist you further, it would be helpful if you could provide us with system logs when you experience any issues with BenQ displays.
This video will guide you on how to export system logs for the BenQ RP/RM/RE series.
Learn moreThis high pitched sound or coil whine is caused by inductance and AC signals and it is normal for it to be audible if you get very close to the front HDMI ports.
Learn morePlease follow the detailed one-by-one steps for changing the brightness and volume, and open the app through DMS automation.
Learn more