BenQ SW27 series User Manual page 12

You might want to adjust the monitor stand height. See
Adjusting the monitor height on page 21 for more
information.
You should position the monitor and angle the screen to
minimize unwanted reflections from other light sources.
2. Connect the PC video cable
To Connect the DVI-DL Cable
Connect the plug of the DVI-DL cable (at the end
without the ferrite filter) to the monitor video socket.
Connect the other end of the cable (at the end with the
ferrite filter) to the computer video socket.
Tighten all finger screws to prevent the plugs from
accidently falling out during use.
To Connect the HDMI Cable
Or
Connect the plug of the HDMI cable to the HDMI port
on the monitor. Connect the other end of the cable to
the HDMI port of a digital output device.
12 How to assemble your monitor hardware