BenQ PL552 User Manual page 44

40 Change your settings
Static IP
Configuration
Digital Media
Renderer - DMR
Network name
Define IP address, Netmask, Gateway, DNS1, and DNS2 for
this display. If Network settings  Static IP is chosen.
Receive multimedia files from the connected device by your
network.
In the multiple-display connection, you can rename each display
for easy identification.
Use the on-screen keyboard or the remote control keypad to
enter the name.