Read Sharp AR-280 (serv.man12) Service Manual online
B. List
(1) Main/Sub
Code
Function (Purpose)
Purpose
Section
Item
Main
Sub
1
1
Used to check the operation of the
scanner unit and its control circuit.
scanner unit and its control circuit.
Operation test/check
Optical (Image
scanning)
scanning)
Operation
2
Used to check the operatioin of sensors
and detectors in the scanner section and
the related circuit.
and detectors in the scanner section and
the related circuit.
Operation test/check
Optical (Image
scanning)
scanning)
Operation
2
1
Used to adjust the time from detection of
the copy paper lead edge by PPD3 to
OFF of the transport roller clutch
(TRC2/TRC1).
The copy paper stops before reaching the
resist roller. This simulation is used to
adjust the stop position.
the copy paper lead edge by PPD3 to
OFF of the transport roller clutch
(TRC2/TRC1).
The copy paper stops before reaching the
resist roller. This simulation is used to
adjust the stop position.
Operation test/check
ADF/RADF/UDH/SPF
Operation
2
Used to check the operation of sensors
and detectors in the RADF/ADF/SPF units
and the related circuit.
and detectors in the RADF/ADF/SPF units
and the related circuit.
Operation test/check
ADF/RADF/UDH/SPF
Operation
3
Used to check the operation of the loads
in the RADF/ADF/SPF units and the
control circuits.
in the RADF/ADF/SPF units and the
control circuits.
Operation test/check
ADF/RADF/UDH/SPF
Operation
3
2
Used to check the operation of sensors
and detectors in the sorter and the related
circuit.
and detectors in the sorter and the related
circuit.
Operation test/check
Sorter/Finisher
Operation
3
Used to check the operation of the loads
in the sorter and the control circuit.
in the sorter and the control circuit.
Operation test/check
Sorter/Finisher
Operation
6
Used to adjust the finisher stacking
capability. (Used to adjust the stop
position of the finishser paper width
direction alignment plate (jogger). This
adjustment is made by changing the width
direction alignment plate home position by
the software.)
(Target model:AR-S330/280/285/335)
capability. (Used to adjust the stop
position of the finishser paper width
direction alignment plate (jogger). This
adjustment is made by changing the width
direction alignment plate home position by
the software.)
(Target model:AR-S330/280/285/335)
Adjustment
Sorter/Finisher
Operation
4
2
Used to check the operation of sensors
and detectors in the paper feed section
(desk feed, large capacity tray) and the
related circuit.
and detectors in the paper feed section
(desk feed, large capacity tray) and the
related circuit.
Operation test/check
Paper transport
Operation
3
Used to check the operation of the loads
in the paper feed section (desk paper
feed, large capacity tray) and the control
circuits.
in the paper feed section (desk paper
feed, large capacity tray) and the control
circuits.
Operation test/check
Paper transport
Operation
5
1
Used to check the operation of the
display, LCD in the operation panel, and
control circuit.
display, LCD in the operation panel, and
control circuit.
Operation test/check
Operation (Display/
Operation key)
Operation key)
Operation
2
Used to check the operation of the heater
lamp and the control circuit.
lamp and the control circuit.
Operation test/check
Fixing (Fusing)
Operation
3
Used to check the oepration of the copy
lamp and the control circuit.
lamp and the control circuit.
Operation test/check
Optical (Image
scanning)
scanning)
Operation
4
Used to check the operation of the
discharge lamp and the control circuit.
discharge lamp and the control circuit.
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Others
Operation
6
1
Used to check the oepration of the loads
(clutches and solenoids) in the paper
transport system and the control circuit.
(clutches and solenoids) in the paper
transport system and the control circuit.
Operation test/check
Paper transport
(Discharge/Switchback/
Transport)
(Discharge/Switchback/
Transport)
Operation
2
Used to check the operation of each fan
motor and its control circuit.
motor and its control circuit.
Operation test/check
Others
Operation
7
1
Used to set the aging operation
conditions.
conditions.
Setting/
Operation test/check
Operation test/check
Operation
6
Used to set the cycle of intermittent aging.
Setting/
Operation test/check
Operation test/check
Operation
8
Used to set YES/NO of display of the
warmup time.
warmup time.
Setting/
Operation test/check
Operation test/check
Operation
8
1
Used to check and adjust the operation of
the developing bias voltage in each print
mode and the control circuit.
(for OPC drum type B)
the developing bias voltage in each print
mode and the control circuit.
(for OPC drum type B)
Adjustment/
Operation test/check
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
2
Used to check and adjust the operation of
the main charger grid voltage in each print
mode and the control circuit.
(for OPC drum type B)
the main charger grid voltage in each print
mode and the control circuit.
(for OPC drum type B)
Adjustment/
Operation test/check
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
8 – 3
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