3
Please check and ensure AC source is connected with the
ground.
Check that the unit’s operating voltage is identical with your
local power supply.
Please use the original power cable from the accessory bag,
don't modify or lengthen it.
The Smart Lectern is not in use for a long time and needs to
be charged in the middle
Please unplug power supply, when there is nobody home or
the unit will be in idle for a long time.
LED Screen
Unplug the power cable before cleaning.
Clean the screen with a soft, dustless and dry cloth.
