Canon iPF9000S Troubleshooting Manual page 99

iPF700/iPF800/iPF8000 Series
Flow 2
Is the carriage in contact
Switch on
with the edge of the HP?
Switch off and move the carriage
by hand; does the carriage hits
the edge of the HP?
No
Is the carriage in contact
with the coupling?
Main unit not
rotating
Does the carriage lift up
and down?
iPF700 Series
iPF800/ iPF8000
Chapter 3 More Sophisticated Fault Isolation Tasks
Yes
No
Faulty lift motor and bundled
wires, and faulty gear
Operational
Coupling
Series
Lift
motor
Carriage HP sensor
3-23
T01
Faulty carriage encoder
Remove foreign matter
Replace the main PCB
Faulty sensor detection system
Replace the carriage unit
Lift
motor
Coupling