COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
4-49 T
Cassette pickup assembly
2) Is the lifter mechanism of the cassette normal?
NO:
Replace the lifter unit or the cassette pickup assembly.
4.2.21 The fixing heater fails turn on
Fixing/feeding lock sensor (MSW3)
1) Is the fixing/feeding lock sensor mounted correctly?
NO:
Mount the fixing/feeding lock sensor correctly.
YES: Replace the sensor.
Thermal switch (TP1)
2) Connect the probes of the meter to both terminals of the thermal
switch. Is there electrical continuity?
NO:
Replace the thermal switch.
Main relay (RL1)
3) Try replacing the main relay. Is the problem corrected?
YES: End.
Fixing heater (H1, H2)
4) Connect the probes of the meter to both terminals of the fixing
heater. Is there electrical continuity?
NO:
Replace the fixing heater.
AC driver PCB, DC controller PCB
5) Is the voltage between the following connectors on the DC control-
ler PCB about 5 V?
Heater
+
-
Main heater (H1)
J102-B11
J102-B7
Sub heater (H2)
J102-B9
J102-B7
YES: Replace the AC driver PCB.
NO:
Replace the DC controller PCB.
4.2.22 Pickup fails (paper deck)
Right upper cover, Right lower cover
1) Are the right upper cover and the right lower cover closed prop-
erly?
NO:
Close the covers.
Lifter
2) Slide out the compartment from the deck. Does the lifter move
down? Further, does the lifter move up when the compartment is
slid inside the deck?
NO:
See “The deck lifter fails to move up.”