The Lifter Fails To Move Up (Pickup From Cassette) - Canon iR105 Service Manual

CHAPTER 6 TROUBLESHOOTING

4.1.75 The lifter fails to move up (pickup from cassette)

Cassette size detecting switch
1) Is the size of the cassette indicated in the message display?
NO:
Cassette (latch assembly)
2) Is the movement of the cassette open button normal?
NO:
Spring lever
3) Push up the pickup roller releasing lever with a finger. Does the
NO:
Cassette open/closed sensor
4) Is the voltage of the following connectors on the DC controller
NO:
Lifter motor, DC controller PCB
5) Turn on the power switch and the control panel power switch, and
YES: Remove the lifter assembly, and check the gears and the like; if
NO:
6-128
Check the cassette size detecting switch.
Mount it correctly.
pickup roller move down?
Remove the pickup assembly, and check the spring and the lever.
about 5 V when the cassette is slid in?
cassette 3 (PS40): J515-B5
cassette 4 (PS45): J517-B5
Check the sensor flag and the wiring; if normal, replace the sensor.
set the meter range to 30 VDC. Connect the - probe to ground, and
connect the + probe to the following jack. Does the voltage change
from about 0 to 24 V when the cassette is slid in?
cassette 3 (M16): J516-A4
cassette 4 (M17): J516-B1
normal, replace the motor.
Replace the DC controller PCB.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR105 REV.0 JULY 2001