Developing Unit Improper Cartridge Detection (Yellow); Developing Unit Crum Trouble (Black); Developing Unit Crum Trouble (Magenta) - Sharp AR-BC260 Service Manual

Main Sub Developing unit improper cartridge
Title
code code detection (Black)
F2 70 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Main Sub Developing unit improper cartridge
Title
code code detection (Cyan)
F2 71 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Main Sub Developing unit improper cartridge
Title
code code detection (Magenta)
F2 72 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Main Sub Developing unit improper cartridge
Title
code code detection (Yellow)
F2 73 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
When detecting the normal
CRUM of the cartridge,
improper data are detected
in the CRUM contents.
Insertion of an improper
cartridge. Developing unit
trouble
Replace the developing
unit.
When detecting the normal
CRUM of the cartridge,
improper data are detected
in the CRUM contents.
Insertion of an improper
cartridge. Developing unit
trouble
Replace the developing
unit.
When detecting the normal
CRUM of the cartridge,
improper data are detected
in the CRUM contents.
Insertion of an improper
cartridge. Developing unit
trouble
Replace the developing
unit.
When detecting the normal
CRUM of the cartridge,
improper data are detected
in the CRUM contents.
Insertion of an improper
cartridge. Developing unit
trouble
Replace the developing
unit.
AR-BC260 TROUBLESHOOTING 11 - 13
Main Sub Developing unit CRUM trouble
Title
code code (Black)
F2 74 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Case 2 Cause
Check &
Remedy
Case 3 Cause
Check &
Remedy
Main Sub Developing unit CRUM trouble
Title
code code (Cyan)
F2 75 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Case 2 Cause
Check &
Remedy
Case 3 Cause
Check &
Remedy
Main Sub Developing unit CRUM trouble
Title
code code (Magenta)
F2 76 Display Lamp/Message
Phenomenon Detail
Section Developing
Case 1 Cause
Check &
Remedy
Case 2 Cause
Check &
Remedy
Case 3 Cause
Check &
Remedy
CRUM read/write error
Improper connection or
disconnection of the
connector and the harness
between the PCU and the
CRUM.
Check the connector and
the harness between the
PCU and the CRUM.
Developing unit trouble
Replace the developing
unit.
Control PWB (PCU) trouble
Replace the PCU PWB.
CRUM read/write error
Improper connection or
disconnection of the
connector and the harness
between the PCU and the
CRUM.
Check the connector and
the harness between the
PCU and the CRUM.
Developing unit trouble
Replace the developing
unit.
Control PWB (PCU) trouble
Replace the PCU PWB.
CRUM read/write error
Improper connection or
disconnection of the
connector and the harness
between the PCU and the
CRUM.
Check the connector and
the harness between the
PCU and the CRUM.
Developing unit trouble
Replace the developing
unit.
Control PWB (PCU) trouble
Replace the PCU PWB.