Sanyo PLC-WXU700A Owner's Manual page 254

LAN connection modes
Wired LAN Communication Mode
Communicate via the LAN line.
Computer(1) Computer(2) Computer (3)
Operate the computer mouse with the remote control.
When the projector's remote control employs mouse operating function, you can operate the
computer by the remote control. To use the remote control, point to the projector. You do not
need to connect the USB cable to operate the computer mouse.
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