DynaScan Outdoor 360 Degree LED Video Display DS1713 - Manual (Page 5)

Copyright © 2007-2013 DynaScan Technology Corp.
3. Maintenance Safety Precautions
Before doing maintenance work
DANGER
Ensure the power has been shut down, and move after the spinning screen has
come to a full stop.
Ensure the 360 Degree LED Display is shut down and unplug from the power outlet
before cleaning it.
While doing maintenance work
CAUTION
Do not make any object fall into the drum screen or base.
Please do “not” use Toluene (Methyl Benzene), thinner, gasoline, or any acidic
dissolvent to clean the screen shield.
Do not touch any components on the PCB. Hold the PCB by the edge to protect the
components on the PCB from being damaged by the electrostatic on the body
through hands.
Be careful not to scratch the screen shield’s surface.
Do not change default settings or try to adjust any devices inside the base without the
guidance of professional technicians or engineers.