Stratasys F123 Series Manual page 204

Customer Replaceable Units
6. Disconnect the head ribbon cable connectors (2) from the I/O board (J6 and J7). See
Figure
7. Using a 3 mm hex wrench, remove the front ribbon cable bracket mounting screws (3) on
the back of the toggle assembly. Retain the screws for re-installation. See
34.
Figure 34: Head Ribbon Cable Connections
Figure 35: Front Ribbon Cable Bracket Mounting Screw Locations
© Copyright 2021 Stratasys. All rights reserved.
Head Ribbon Cables
Support Head J7
Model Head J6
Figure 35.
Page 193