Read Sharp AR-335 (serv.man15) Service Manual online
2. Self diagnostics
Trouble code
Description
Main
code
code
Sub
code
C1
00
Content MC trouble
Detail
Main charger output error (output
released)
Trouble signal from high-voltage
transformer
released)
Trouble signal from high-voltage
transformer
Cause
Main charger improperly installed
Main charger improperly assembled
High-voltage transformer connector
removed
High-voltage harness removed or wire
broken
Main charger improperly assembled
High-voltage transformer connector
removed
High-voltage harness removed or wire
broken
Check
and
remedy
and
remedy
Check main charger output with SIM8-2.
Check main charger connector for
disconnection.
Replace high-voltage unit.
Check main charger connector for
disconnection.
Replace high-voltage unit.
C2
00
Content TC trouble
Detail
Transfer charger output error (output
short-circuiting)
Trouble signal from high-voltage
transformer
short-circuiting)
Trouble signal from high-voltage
transformer
Cause
Transfer charger contaminated with
foreign matter
Transfer charger wire broken
High-voltage transformer connector
disconnected
foreign matter
Transfer charger wire broken
High-voltage transformer connector
disconnected
Check
and
remedy
and
remedy
Check transfer charger output with
SIM8-6.
Replace high-voltage unit.
SIM8-6.
Replace high-voltage unit.
E7
02
Content Laser trouble
Detail
BD signal from LSU kept at OFF or ON
Cause
Connector to LSU or harness inside LSU
disconnected or wire broken
Polygon motor improperly rotating
Laser home position sensor improperly
positioned inside LSU
Laser power supply line does not have
proper voltage
Laser LED improperly lighting
ICU PWB error
disconnected or wire broken
Polygon motor improperly rotating
Laser home position sensor improperly
positioned inside LSU
Laser power supply line does not have
proper voltage
Laser LED improperly lighting
ICU PWB error
Check
and
remedy
and
remedy
Check LSU connector for disconnection.
Check LSU operation with SIM61-1.
Check polygon motor for rotation.
Check laser LED for lighting.
Replace LSU unit.
Replace ICU PWB.
Check LSU operation with SIM61-1.
Check polygon motor for rotation.
Check laser LED for lighting.
Replace LSU unit.
Replace ICU PWB.
10
Content Shading trouble (black correction)
Detail
Improper CCD black reading level for
copy lamp going out
copy lamp going out
Cause
Improper installation of flat cable to CCD
unit
CCD unit error
ICU PWB error
unit
CCD unit error
ICU PWB error
Check
and
remedy
and
remedy
Check flat cable to CCD unit for
installation.
Check CCD unit.
Check ICU PWB.
installation.
Check CCD unit.
Check ICU PWB.
Trouble code
Description
Main
code
code
Sub
code
E7
11
Content Shading trouble (white correction)
Detail
Improper CCD white reference plate
reading level for copy lamp lighting
reading level for copy lamp lighting
Cause
Improper installation of flat cable to CCD
unit
Mirror, lens or reference white plate
contaminated
Copy lamp operation error
Improperly installed CCD unit
CCD unit error
ICD PWB error
unit
Mirror, lens or reference white plate
contaminated
Copy lamp operation error
Improperly installed CCD unit
CCD unit error
ICD PWB error
Check
and
remedy
and
remedy
Clean mirror, lens, or reference white
plate.
Check copy lamp for light amount
(SIM5-3) and lighting.
Check CCD unit.
Check ICU PWB.
plate.
Check copy lamp for light amount
(SIM5-3) and lighting.
Check CCD unit.
Check ICU PWB.
13
Content CCD light amount check error
Detail
Copy lamp light amount adjustment in
shading cannot be made
shading cannot be made
Cause
Copy lamp does not light (broken wire,
improper installation)
Improper installation of flat cable to CCD
unit
Improper connection of copy lamp CL
lead wire
Mirror, lens, or reference white plate
Dirt or dew
Improper output of copy lamp power
supply
Improper installation of CCD unit
CCD unit error
ICU PWB error
improper installation)
Improper installation of flat cable to CCD
unit
Improper connection of copy lamp CL
lead wire
Mirror, lens, or reference white plate
Dirt or dew
Improper output of copy lamp power
supply
Improper installation of CCD unit
CCD unit error
ICU PWB error
Check
and
remedy
and
remedy
Clean mirror, lens, reference white plate.
Check copy lamp for light amount
(SIM5-3) and lighting.
Check CCD unit.
Check ICU PWB.
Check copy lamp for light amount
(SIM5-3) and lighting.
Check CCD unit.
Check ICU PWB.
F1
00
Content Finisher communication trouble
Detail
Communication line test error occurs
when power is turned on or after the exit
of a simulation mode.
Improper communication with sorter
when power is turned on or after the exit
of a simulation mode.
Improper communication with sorter
Cause
Improper connection or broken wire of
connector or harness between copier
and sorter
Finisher control PWB defective
Control PWB (PCU) defective
Malfunction due to noise
connector or harness between copier
and sorter
Finisher control PWB defective
Control PWB (PCU) defective
Malfunction due to noise
Check
and
remedy
and
remedy
Clear by turning the power supply
OFF/ON.
Check communication line connector and
harness.
Replace Finisher control PWB or PCU
PWB.
OFF/ON.
Check communication line connector and
harness.
Replace Finisher control PWB or PCU
PWB.
01
Content Finisher jogger shift trouble
Detail
Jogger shift trouble
Cause
Motor lock
Motor rpm abnormality
Motor overcurrent
Finisher control PWB trouble
Motor rpm abnormality
Motor overcurrent
Finisher control PWB trouble
Check
and
remedy
and
remedy
Check the jogger motor operation with
SIM 3-3.
SIM 3-3.
11 – 2
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