Geeetech

Hi everybody!
Sorry my english is not so good.
I have a Prusa I3 Pro B printer with 2560 rev a controller board.

i have a 3 problem.
1: The printer not connec with Repetier host. I think peoblem with the baud rate. How much the origonal baud rate?

2: I print with SD-card. Make one-pair layer after ...