The printer cannot communicate with computer?
Check the USB serial chip at first:
http://www.geeetech.com/forum/viewtopic ... 21&t=60612
Firmware
1.How to upload firmware?
You need to upload the firmware via Arduino IDE 1.0.1.
http://www.geeetech.com/forum/viewtopic ... 20&t=17046
2. How to change the motor direction in the firmware?
http://www.geeetech.com/forum/viewtopic ... 17&t=17037
Motor
1.Motor’s non-action
http://www.geeetech.com/forum/viewtopic ... 17&t=17038
2.Z axes cannot move properly
viewtopic.php?f=82&t=60931
3.The motor can move at one direction only
1)Check the wires of the endstop loose or not
2)You need to check the endstop work or not
viewtopic.php?f=17&t=60927
3)Swap the a4988
Extruder
1.Extruder does not work normally.(The temp of it <180C ,it won't work because the temp protect)
http://www.geeetech.com/forum/viewtopic ... 19&t=17097
Level
1.Manual level
- 通用调平示例.jpg (50.77 KiB) Viewed 28001 times
Schematic for GT2560 Rev B
https://github.com/Geeetech3D/Prusa_I3_ ... 0_RevB.pdf
You can ger more info of this board at:
https://github.com/Geeetech3D/Prusa_I3_3Dprinter
(being updated)
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