Canon CXDI-50C Service Manual page 149

(9) Removing jig B
While pressing jig B, tighten the outer side screw until the cable is held with the cable
clamp plate. Then, loosen the screw slightly to remove jig B.
(10) Fully tightening the screws
Fully tighten the outer side screw until the cable clamp plate touches against the cover.
Then, fully tighten the sensor side screw.
4. Repair Guide
14