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A20m Serious problems

Posted: Wed Aug 12, 2020 4:20 pm
by Musky squirrel
Hi, My A20m is not functioning properly, here are the problems,
- X axis is not working properly, motor keeps going even after it has hit the switch and the switch is not the problem as it works.
- Sometimes when i go to auto home X and Y axis move, and then instead of going down to Auto level it instead moves up and the lcd says Z axis is forbidden.
- I tried updating the firmware to the latest and Lcd goes blank and my computer has no connection i tried it with other versions and the same thing happens, to reset it back i use firmware toolkit and upload the hex file, this takes me back to the very start and i still have all these problems.

Please help.

Re: A20m Serious problems

Posted: Mon Aug 24, 2020 3:08 pm
by William
Hello, maybe there is a problem with the drive. You can interchange the x-axis drive with other axes and check the drive.
You can refer to this link. :D
viewtopic.php?f=17&t=17038
http://geeetech.com/forum/viewtopic.php?f=17&t=60927