User's Manual
Table Of Contents
( 4 ) Safe shutdown mode (applicable to battery ver sion):
under normal use conditions, long press the power key for more
than 6 seconds, and the device enters the protection mode (to
prevent false touch). Long press the power key for more than 3
seconds before starting.
(5)Focusing oper ation: if the picture is blurred, you can adjust
the picture focusing by rolling the focusing wheel left and right
(the effective projection distance is 1-3m).
Trapezoid correcttion instructions
Corr ective operation process:
(1)Click OK to select the vertex.
(2)Adjust the correction angle through the direction button.
(3)Confirm and switch through OK, and finally press the return key to exit
the setting; This setting is valid for the next boot.