Canon iPF9000S Troubleshooting Manual page 79

Flow 2 Totally idle
Operational but
momentarily/collision noise
Operational but with a noise of
jumping teeth (with a rasping
noise)
Fully operational
Carriage totally idle at startup
Measure the main controller
Flow 3
carriage motor drive voltage
■Carriage Motor Drive Voltage Check Points
Model
iPF5000 Series (other than below)
iPF5100, iPF6100
iPF700 Series, iPF9000
iPF8000 Series, iPF800 Series
(other than the iPF9000)
■Fuse blowout check (other than the iPF5000 Series)
Check for continuity across the fuse FU3100.
J1101
J1102
J1001
1
1
J120 2
Voltage appearing
iPF5000 Series
Other than the iPF5000 Series
Main controller J3101-3
Main controller J3101-1
Main controller J3150-14
1
J3201 J3003
1
1 1
J3501 J3601
1 1
1
J3502 J3602
J3150
1
A1
J3401
1
J3001
1
1 1 A1
1 1
J2701
J120 1 J330 1 J300 2 J250 2 J2702
1
B1
Chapter 4 More Sophisticated Fault Isolation Tasks
Flow 3
T01
Possibly faulty carriage encoder
Faulty idler pulley (Belt tension
mechanism)
Improperly mounted carriage belt (on
the back of the carriage) (too long)
Upgrade the firmware
Firmware V1.32 or later
Replace the carriage motor
Replace the carriage motor and the
main controller simultaneously
Check the main controller
fuse for a blowout *
Measurement point
FU3100
J1801
J2801
1
J2501
B1
J2601
1
J2402
1
3-5
Fix or replace
Fix or replace
T01
Possibly faulty carriage encoder
Replace the main controller
Fuse blowout suspected
Replace the main controller
Not blown
Replace the carriage motor
and the main controller
Blown
simultaneously
Measurement timing
During initial operation
(carriage motor drive) at
startup
Voltage
26V
32V
32V
32V