Canon SmartBase MPC400 Service Manual page 55

SmartBase MPC600F/MPC400 Chapter 3: Assembly and Disassembly
• 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
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.
Cover sensor:
Detects the state of Flatbed unit.
Carriage encoder film:
Detects the state of carriage unit.
Figure 3-5 Sensor Layout
3-7
Paper edge sensor:
Detects the state of
paper feeding and delivery.
Purge sensor:
Detects the state of
purge unit.