Canon imageRUNNER ADVANCE 9070 PRO series Service Manual Digest page 73

E Detailed Occurance Items
code code area
E022 -0001 -05 Title Drum cleaning / waste toner feed drive motor error
Description The lock signal of the drum cleaning/waste toner feed
of detection drive motor (M30) cannot be detected within a specified
period.
• Connector disconnected, breaking (shorting)
• Failure of the drum cleaning unit (Overload)
• Failure of the waste toner feed screw (Overload)
• Failure of the DC controller interface PCB (Fuse (FU5
burns))
• Failure of the drum cleaning/waste toner feed drive
motor
Measures 1. Check the connection between the drum cleaning/
waste toner feed drive motor and the DC controller
interface PCB (UN2). (Connection of the connector,
Breaking (shorting))
Motor side: J7538, J8243, PCB side: J1227, J8036
2. Clean the screw in the drum cleaning unit (Bk), or
replace the unit.
Remove toner clog with the feed screw.
3. Clean the waste toner feed pipe unit, or replace the
unit.
Remove toner clog with the feed screw.
4. Replace the DC controller interface PCB.
5. Replace the drum cleaning/waste toner feed drive
motor.
Description E Detailed Occurance Items
code code area
E022 -0002 -05 Title Drum cleaning / waste toner feed drive motor error
Description Lock signal of Drum cleaning/waste toner feed drive
of detection motor (M30) cannot be detected for the specified period
of time after first detection
• Connector disconnected, breaking (shorting)
• Failure of the drum cleaning unit (Overload)
• Failure of the waste toner feed screw (Overload)
• Failure of the DC controller interface PCB (Fuse (FU5
• Failure of the drum cleaning/waste toner feed drive
Measures 1. Check the connection between the drum cleaning/
2. Clean the screw in the drum cleaning unit (Bk), or
3. Clean the waste toner feed pipe unit, or replace the
4. Replace the DC controller interface PCB.
5. Replace the drum cleaning/waste toner feed drive
E023 -0101 -05 Title Developing stirring motor (Y) error
Description The lock signal of the developing stirring motor (Y) (M26)
of detection cannot be detected within a specified period.
• Connector disconnected, breaking (shorting)
• Failure of the developing assembly (Sleeve
• Failure of the DC controller interface PCB (Fuse (FU7
• Contact failure of the drawer connector
• Failure of the developing stirring motor
Measures 1. Check the connection between the developing stirring
2. Replace the developing assembly (Y).
3. Replace the DC controller interface PCB.
4. Check the contact of the drawer connector (J8031).
5. Replace the developing stirring motor (Y).
Description
burns))
motor
waste toner feed drive motor and the DC controller
interface PCB (UN2). (Connection of the connector,
Breaking (shorting))
Motor side: J7538, J8243, PCB side: J1227, J8036
replace the unit.
Remove toner clog with the feed screw.
unit.
Remove toner clog with the feed screw.
motor.
overloaded)
burns))
motor (Y) and the DC controller interface PCB (UN2).
(Connection of the connector, Breaking (shorting))
Motor side: J7158, J8038 PCB side: J1246
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