Canon iR5000 Service Manual page 652

CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Wiring, DC load, DC power supply PCB
3) Turn off the main power switch. Is the voltage between the follow-
ing terminals on the DC power supply PCB as indicated when the
power is turned on in about 3 min?
YES: Check the wiring from the DC power supply PCB to each load.
NO:
4.2.3 Pickup fails
General condition
1) Slide out and then in the cassette. Is the sound of the lifter falling
and the lifter motor rotating heard?
NO:
Sensor
2) In service mode (COPIER>DISPLAY>JAM), find out which sensor
has detected the jam. Is the sensor normal?
NO:
Drive motor
3) Is each drive motor mounted correctly?
NO:
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Connector Output voltage
J4014-1 to 5 3VA1
J4017-1 to 5 3VA2
J4003-7 3VA3
J4015-1 to 3 3VB
J4003-5 5V
J4004-1 5V
J4008-1 5V
J4009-1 5V
J4016-1, 2 5V
J4003-3, 4 12VU
J4005-1 24VU1
J4004-3 24VU2
J4009-3 24VU2
J4003-1 24VU3
J4006-1 24VU3
J4007-1, 3 24VU4
J4010-1 24VU4
J4011-1 24VU4
J4013-2 24VA
However, the above output voltages assume tolerances of ±10% in
the AC input power.
Replace the DC power supply PCB.
See "The lifter fails to move up."
Check the wiring and the sensor lever; if normal, replace the sen-
sor.
Mount the motor correctly.
2000 2000 2000 2000 CANON iR5000/iR6000 REV.0 JULY 2000
Remarks
± 3%
± 3%
± 3%
+ 2%, - 2.5%
± 3%
± 3%
± 3%
± 3%
± 3%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
+ 7%, - 5%
4-39 T