BenQ BL2420U User Manual page 17

4. Connect USB devices.
Connect the USB cable between the PC and the
monitor (via the upstream USB port at the back). This
upstream USB port transmits data between the PC and
the USB devices connected to the monitor.
Connect USB devices via other USB ports
(downstream) on the monitor. These downstream USB
ports transmit data between connected USB devices
and the upstream port.
5. Connect the power cable to the monitor.
Plug one end of the power cord into the socket labelled
on the rear of the monitor. Do not connect the
other end to a power outlet just yet.
6. Organize the cables.
How to assemble your monitor hardware 17