Geeetech

Since the extension board of A pro has no 3 pin slot, you have to drill a hole on the box for wiring.

Connect 2 pins to the extension slot, and 3 pins to servo 0 on the mainboard.
Then edit the firmware according to the user manual of 3D Touch.

1, Check if the Z endstop wiring loose or not.
2, Test if the Z endstop is working: http://geeetech.com/forum/viewtopic.php?f=17&t=60927

Not the best, but can be a reference.

Most of the profiles are shared by customers, copyright is owned by them, maybe we can create a forum subsection for profile sharing.

my pleasure

@mj4178
Please check if there are clips for fixing the super plate, if yes, take them off and test.

Schematic for GT2560 V3.0: https://github.com/Geeetech3D/Diagram/b ... .0_SCH.pdf
Wiring: And you can reverse the direction of the Z motor according to user manual:

You mean that when you home the printer, Z axis goes up?

What type of your board? Check the mark on it.

Can you check the hardware version from LCD->SETTING->ABOUT, and show me the version number?

Agree, check the output voltage of PSU first.

Hello, I post this topic beacause I have a problem with my 3D printer Geeetech A30. When I want to set home, only one motor for the Z works and the motor turn to go up. So my sensors are down. I have the same problem with the axe Y. For solve this problem I have try to upload the new software but t...