Lead cables to be connected out of the wall hole and paste
installation positioning stickers on the ceiling.
2.
Drill wall holes.
Use a drill bit with a diameter of 6 mm or 6.5 mm to drill 30
mm‐depth guide holes according to the positions marked by
stickers.
3.
Mount the plastic rivets of self‐tapping screws.
Knock the plastic rivets into the guide holes and ensure that
they are tightened up.
10