This video shows you how to install and assemble the P3.91 SMD1921 SMD1921 transparent LED poster. The detailed steps are as follows:

• Remove the accessories from the wooden case, and place them on the workbench
• Remove the protective cotton from the 1000x500mm cabinets and place them on a table or workbench
• Attach the hanging bar using screws
• Attach the transparent cabinets using screws and connection sheets
• Attach the bottom bar using screws in the same way as you would attach a hanging bar
• Connect the data and power cables between two cabinets
• After arranging the cables, close the back cover
• Use the two rings for hanging the entire transparent LED poster to the desired installation location
• Place the WIFI controller on a convenient place and turn it on
• Connect the main power cable to the transparent poster, and turn it on

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