BenQ Ultimate Esports Gaming Monitor XL2420T / XL2420TX - Manual (Page 14)

14 How to assemble your monitor hardware
Turn on the monitor by pressing the power button
on the monitor.
Turn on the computer too, and follow the
instructions in
Getting the most from your BenQ
monitor on page 21 to install the monitor
software.
To extend the service life of the product, we recommend
that you use your computer's power management function.
When the monitor is powered on, to prevent overheating,
do not cover the monitor with the supplied protective cover
or obstruct the ventilation holes.