Repair information 4-399
7558-xxx
9. Remove the two screws securing the bracket (C) to the punch unit assembly (D).
10. Release the hooks securing the sensor (punch unit motor encoder) (B) to the bracket (C).
11. Remove the sensor (punch unit motor encoder) (B).
Sensor (punch unit side registration pair) with bracket removal
1. Open the finisher front door assembly.
2. Remove the rear upper cover. See “Rear upper cover removal” on page 4-380.
3. Remove the upper media bin assembly. See “Upper media bin assembly removal” on page 4-422.
4. Remove the top cover. See “Top cover removal” on page 4-421.
5. Remove the punch carriage assembly. See “Punch carriage assembly removal” on page 4-375.
6. Remove the screw securing the cover (A) to the punch unit assembly (B).
7. Remove the cover.