Canon 1000 Service Manual page 541

b. E040=0201, 0301
Cause Step
Cassette size
detecting switch
Gear, Lever
Cassette (latch)
Spring, Lever
Lifter position
sensor
Cassette 1 lifter
motor (M16),
Cassette 2 lifter
motor (M17)
Cassette lifter
motor
DC controller
PCB
COPYRIGHT © 2001 CANON INC.
Checks
1 Is the size of the cassette indicated
on the message display?
2 Slide out the cassette, and move the
lifter up by hand. Does it move
smoothly?
3 Is the movement of the latch assem-
bly of the grip on the cassette nor-
mal?
4 Push up the pick-up roller releasing
lever by a finger. Does the pick-up
roller move down?
5 Is the lifter sensor (PS24, PS26)
normal? (See the instructions on how
to check photointerrupters.)
6 Turn OFF the power switch, and
disconnect the connector J2222 from
the DC controller PCB. Set the meter
to the X100Ω range, and measure
the resistance between the following
terminals on the motor side. Is it
about 60Ω?
M16: J2222A-7 and J2222A-6
M17: J2222A-11 and J2222A-6
7 Connect the connector, and turn ON
the power switch. Set the meter to
the 30VDC range, and connect the –
probe to GND and the + probe to the
following. Does the reading of the
meter change from about 0 V to
about 24 V when the cassette is slid
in?
M16: J2222A-7
M17: J2222A-11
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Yes/No
NO
NO
NO
NO
NO
NO
YES
NO
Action
Check the cassette size
detecting switch.
Remove the pick-up
assembly, and check the
gear and lever.
Re-install it.
Remove the pick-up
assembly, and check the
spring and the lever.
Check the lever and the
wiring; if normal, replace
the sensor.
Check the wiring from the
connector to the motor; if
normal, replace the motor.
Remove the pick-up
assembly, and check the
gear; if normal, replace
the motor.
Replace the DC controller
PCB.
7-105