Technical information

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001
CHAPTER 5 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
5-154
4.1.49 The lifter fails to move up (pick-up from the cassette).
Cassette
1) Slide out the cassette, and lift the holding plate inside the cassette.
Does it move smoothly?
NO: Check the inside of the cassette for foreign matter.
Latch (cassette)
2) Is the movement of the latch assembly of the cassette grip normal?
NO: Re-install it.
Spring
Lever
3) Push up the pick-up roller releasing lever by a finger. Does the pick-
up roller move down?
NO: Remove the pick-up assembly, and check the spring and lever.
Lifter position sensor
4) Is the lifter position sensor normal?
NO: Check the lever and wiring; if normal, replace the sensor.
Cassette 1 lifter motor (M16)
Cassette 2 lifter motor (M17)
DC controller PCB
5) Set the tester to the 30VDC range, and insert the cassette. Does the
voltage between the following terminals change from about 0 V to
about 24 V?
M16: J2239A-1 (+), 2
M17: J2239A-3 (+), 4
YES: Check the wiring from the connector to the motor; if normal, re-
place the motor.
NO: Replace the DC controller PCB.