Canon SmartBase MPC400 Service Manual page 33

• 9 sensors ............................................................... detect unit and assembly statuses
Paper feed encoder film:
Detects the state of paper feed roller.
Ink sensor:
Detects that there is
no ink in the inkchamber
SmartBase MPC600F/MPC400 Chapter 2: Technical Reference
Document edge sensor (SmartBase MPC600F only):
Detects the trailing edge of the document.
Document sensor (SmartBase MPC600F only):
Detects whether or not a document is set.
Pickup sensor:
Detects the state of pick up roller.
Carriage encoder film:
Detects the state of carriage unit.
Figure 2-3 Sensor Layout
2-3
Cover sensor:
Detects the state of Flatbed unit.
Paper edge sensor:
Detects the state of
paper feeding and delivery.
Purge sensor:
Detects the state of
purge unit.