3.6  Replacing the Label Supply Spindle 
1.  Refer to Remove the Electronics Cover to remove the electronics cover. 
 
2.  Remove the 2 screws (fastened by 7.5 kg±15% kg-cm) and 2 hexagon screws (fastened by 7.5 kg±15% kg-cm) on interface 
board; Remove the 2 screws on slot-in Wi-Fi/ GPIO interface board (if module installed). 
3.  Remove 4 screws (fastened by 7.5 kg±15% kg-cm) and all connectors on the main board.