Optoma Panoview Graywolf II - Manual (Page 8)

NO.7
OPERATING INSTRUCTION: OPERATING INSTRUCTION:
Plug in power supply.
For Switch control: Plug in Switch into switch jack. Press
button to Up position, screen goes up. Press button to stop
position, screen stops. Press button to down position,
screen goes down.
For IR Remote: Direct the handset to IR window on
screen housing. Press the Up/Stop/Down button on the
hand set, screen goes Up/Stop/Down accordingly.