PEN UP & PEN DOWN PROBLEMS

Problems that may occur during use, such as “PENS UP”& “PENS DOWN” not working.

First check if the swing arm is at the correct angle：

Now let's adjust the arm to the right angle:

1\Use a small screwdriver to remove the swing arm:

2\Click on PEN UP of the software:

3\Install the swing arm follow the image:

inside：

4\ Then click on PEN DOWN of the software:

5\This is the correct angle of the swing arm:

DONE!!

If not the angle problem ,the software is connected success, then PEN UP & PEN DOWN not working ,maybe the servo was broken, just change a new one.