Yes 
I guess this is your problem.
serial: /dev/ttyAMA0
Did you read How-To Trouble-Shoot
You might look for âConnection Problems to the Printer Boardâ.
1 Like
Yes I guess this is your problem.
serial: /dev/ttyAMA0
Did you read How-To Trouble-Shoot
You might look for âConnection Problems to the Printer Boardâ.