Sharp AR-285 (serv.man12) Service Manual ▷ View online
Purpose
Section
Item
Function (Purpose)
Code
Main
Sub
Adjustment
Picture quality
Image position
Used to adjust the copy image position
and the void area (image loss) on the
print paper in the copy mode. (The same
adjustment can be made with SIM 50-2
(simple method).)
and the void area (image loss) on the
print paper in the copy mode. (The same
adjustment can be made with SIM 50-2
(simple method).)
50
1
Picture quality
Image position
Used to adjust the copy image position
and the void area (image loss) on the
print paper in the copy mode. (Simple
adjustment)
(This simulation allows the same
simulation with SIM 50-1 more simply. )
and the void area (image loss) on the
print paper in the copy mode. (Simple
adjustment)
(This simulation allows the same
simulation with SIM 50-1 more simply. )
2
Paper transport
Operation
Used to adjust the manual paper feed tray
paper width detector detection level.
paper width detector detection level.
40
2
Paper transport
(Discharge/Switchback/
Transport)
(Discharge/Switchback/
Transport)
Operation
Used to adjust the contact pressure of
paper onto the resist roller in each section
(copier paper feed section, duplex paper
feed section, SPF paper feed section).
(When the print image position varies
greatly for the paper or when a lot of
paper jam troubles occur, the adjustment
is required.)
paper onto the resist roller in each section
(copier paper feed section, duplex paper
feed section, SPF paper feed section).
(When the print image position varies
greatly for the paper or when a lot of
paper jam troubles occur, the adjustment
is required.)
51
2
Duplex
Operation
Used to adjust the duplex print mode
stacking capability. (Used to adjust the
stop position of the paper tray width
direction alignment plate in the duplex
unit. The adjustment is executed by
changing the width direction alignment
plate home position inthe software.)
stacking capability. (Used to adjust the
stop position of the paper tray width
direction alignment plate in the duplex
unit. The adjustment is executed by
changing the width direction alignment
plate home position inthe software.)
52
1
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
Operation
Used to adjust the sensitivity (gain) of the
OPC drum mark sensor and the image
density sensor.
OPC drum mark sensor and the image
density sensor.
44
2
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
Used to adjust the OPC drum separation
pawl ON time.
pawl ON time.
51
1
Operation (Display/
Operation key)
Operation key)
Used to adjust the touch panel (LCD
display) detecting position.
display) detecting position.
65
1
ICU
Picture quality
Used to adjust the copy magnification ratio
(main scanning direction, sub scanning
direction).
(main scanning direction, sub scanning
direction).
48
1
ICU
Picture quality
Image position
Used to adjust the print image center
position. (Adjustment can be made for
each paper feed section.)
position. (Adjustment can be made for
each paper feed section.)
50
10
ICU
Picture quality
Image position
Used to adjust the print image center
position. (Adjustment can be made for
each document mode.)
position. (Adjustment can be made for
each document mode.)
12
ADF/RADF/UDH/SPF
Operation
Used to adjust the document stop position
in each operation mode of ADF/RADF.
(Target model:
AR-F230/S280/F280R/S330/280/285/335)
in each operation mode of ADF/RADF.
(Target model:
AR-F230/S280/F280R/S330/280/285/335)
53
1
ADF/RADF/UDH/SPF
Operation
Used to adjust the optical sensor
sensitivity in the ADF/RADF. (Target
models: AR-F230/S280/F280R/
S330/280/285/335)
sensitivity in the ADF/RADF. (Target
models: AR-F230/S280/F280R/
S330/280/285/335)
2
Sorter/Finisher
Operation
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)
3
6
Laser (Exposure)
Operation
Used to adjust the scanner (exposure)
laser power (absolute value) in the copy
mode.
laser power (absolute value) in the copy
mode.
61
2
Laser (Exposure)
Operation
Used to adjust the scanner (exposure)
laser power (absolute value) in the FAX
(auto) mode. (Target models: AR-F230/
S280/F280S/F280R)(FAX model only)
laser power (absolute value) in the FAX
(auto) mode. (Target models: AR-F230/
S280/F280S/F280R)(FAX model only)
3
Others
Operation
Used to adjsut the document size sensor
detection level.
detection level.
41
2
8 – 11
Purpose
Section
Item
Function (Purpose)
Code
Main
Sub
Adjustment/Operation
test/check
test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Used to check and adjust the operation of
the developing bias voltage in each print
mode and the control circuit.
the developing bias voltage in each print
mode and the control circuit.
8
1
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
Used to check and adjust the operation of
the main charger grid voltage in each print
mode and the control circuit.
the main charger grid voltage in each print
mode and the control circuit.
2
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Copy
Used to check and adjust the transfer
charger current and the control circuit.
charger current and the control circuit.
6
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Others
Used to check and adjust the operation of
the separation charger voltage and its
control circuit.
the separation charger voltage and its
control circuit.
7
Setting
Specifications
Used to set the specification (language
display) for the destination. (Target
models: AR-280/285/335) (Excluding the
Japan models.)
display) for the destination. (Target
models: AR-280/285/335) (Excluding the
Japan models.)
26
22
Specifications
Destination
Used to set the specifications depending
on the destination.
on the destination.
6
Specifications
Options
Used to set options. (This simulation is
used to make option setting when an
option is installed.)
used to make option setting when an
option is installed.)
1
Specifications
Counter
Used to set the maintenance cycle.
21
1
Specifications
Counter
Used to set the count mode of the total
counter and the maintenance counter.
counter and the maintenance counter.
26
5
Specifications
Operation
mode
(Common)
mode
(Common)
Used to set VA+OD/INVALID of toner
save operation. (This simulation is valid
only in the Japan and UK versions. (It
depends on SIM 26-6 (Destination setting).
For the other destinations, the same
setting can be executed with theuser
program.)
save operation. (This simulation is valid
only in the Japan and UK versions. (It
depends on SIM 26-6 (Destination setting).
For the other destinations, the same
setting can be executed with theuser
program.)
18
Specifications
Operation
mode
(Common)
mode
(Common)
Used to select between the auto power
shut off mode and the power save mode.
shut off mode and the power save mode.
26
Specifications
Operation
mode
(Common)
mode
(Common)
Used to set the operation mode for heater
lamp slow up control CE mark.
lamp slow up control CE mark.
30
Specifications
Operation
mode
(Common)
mode
(Common)
Used to set whether the trouble history
display of SIM 22-4 is displayed as one
trouble or as the number of continuous
troubles when two or more troubles of a
same kind occured.
display of SIM 22-4 is displayed as one
trouble or as the number of continuous
troubles when two or more troubles of a
same kind occured.
35
Paper transport
Specifications
1) Used to set the paper size of the large
quantity paper tray. (When the paper size
is changed, the lift paper size must be
also changed with this simulation.)
2) Used to detect the paper or document
size of 8.5" x 13" (Inch series) and set the
display mode. (All paper feed modes)
quantity paper tray. (When the paper size
is changed, the lift paper size must be
also changed with this simulation.)
2) Used to detect the paper or document
size of 8.5" x 13" (Inch series) and set the
display mode. (All paper feed modes)
2
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Used to make the initial setting of toner
concentration when replacing developer.
concentration when replacing developer.
25
2
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Data
Adjust/Setting
data
data
Used to set the target image (reference)
density level in the developing bias
voltage correction.
density level in the developing bias
voltage correction.
44
4
Image process
(Photoconductor/
Developing/Transfer/Clea
ning)
(Photoconductor/
Developing/Transfer/Clea
ning)
Operation
Used to set whether the correction
functions of the image forming (process)
section are valid or not.
functions of the image forming (process)
section are valid or not.
1
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
Used to set various parameters (main
charger grid voltage, laser beam power,
correction start developing bias voltage) in
developing bias correction.
charger grid voltage, laser beam power,
correction start developing bias voltage) in
developing bias correction.
5
8 – 12
Purpose
Section
Item
Function (Purpose)
Code
Main
Sub
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
Used to set the correction vlaues of
various parameters (maincharger grid
voltage, laser beam power, developing
bias voltage) in the image forming
operation and image forming section
correction for OPC drum type A.
various parameters (maincharger grid
voltage, laser beam power, developing
bias voltage) in the image forming
operation and image forming section
correction for OPC drum type A.
44
15
Fixing (Fusing)
Operation
Used to set the fusing operation mode
(paper curl corresponding mode).
(paper curl corresponding mode).
26
15
Fixing (Fusing)
Operation
Used to set the fusing temperature in
each operation mode.
each operation mode.
43
1
ICU
Specifications
Operation
mode
(Common)
mode
(Common)
Used to set the A2 copy unit functions.
(Target models: AR-F230/S280/F280S/
F280R/S330/280/285/335)
(Target models: AR-F230/S280/F280S/
F280R/S330/280/285/335)
69
1
ICU
Operation
Used to set the IC fan operating
temperature. (Operation in pre-heat mode.)
(Excluding Japan models.)
temperature. (Operation in pre-heat mode.)
(Excluding Japan models.)
26
36
Auditor
Specifications
Used to set the specifications of the
auditor. Setting must be made depending
on the use condition of the auditor.
auditor. Setting must be made depending
on the use condition of the auditor.
3
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Specifications
Operation
mode
(Common)
mode
(Common)
Used to set the operation specifications
when a communication trouble occurs
between the host computer and MODEM
(on the copier). (When a communication
trouble occurs between the host computer
and MODEM (copier), the self diag display
(U7-00) is printed and setting is made to
select inhibit/allow of printing.)
when a communication trouble occurs
between the host computer and MODEM
(on the copier). (When a communication
trouble occurs between the host computer
and MODEM (copier), the self diag display
(U7-00) is printed and setting is made to
select inhibit/allow of printing.)
27
1
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
Used to enter the start time and the end
time of servicing for management of
service work. (The data can be checked
by the host computer.)
time of servicing for management of
service work. (The data can be checked
by the host computer.)
4
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
Used to enter the TAG No. of the copier.
(This simulation allows to check the
machine TAG No. with the host
computer.)
(This simulation allows to check the
machine TAG No. with the host
computer.)
5
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
User data
Used to set and change the host
computer/MODEM numbers. (This setting
is required when a communication is
made between the copier and a computer
through MODEM.)
computer/MODEM numbers. (This setting
is required when a communication is
made between the copier and a computer
through MODEM.)
2
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
User data
Used to set and change the host
computer/MODEM numbers. (This setting
is required when a communication is
made between the copier and a computer
through MODEM.)
computer/MODEM numbers. (This setting
is required when a communication is
made between the copier and a computer
through MODEM.)
3
Others
Operation
Used to set the RPM of the fan motor un
the low speed rotation mode (ready
condition).
the low speed rotation mode (ready
condition).
26
32
Setting/Operation
test/check
test/check
Operation
Used to set the aging operation
conditions.
conditions.
7
1
Operation
Used to set the cycle of intermittent aging.
6
Operation
Used to set YES/NO of display of the
warmup time.
warmup time.
8
Setting/Data clear
Memory
Others
Used to format the hard disk. (Target
models: AR-S330/280/285/335)(Models
with the hard disk installed only)
models: AR-S330/280/285/335)(Models
with the hard disk installed only)
62
1
Setting/Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Operation
Used to execute shading correction and
display the correction value.
display the correction value.
46
17
Operation test/check
Paper transport
Operation
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.
4
2
Paper transport
Operation
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.
3
Paper transport
Operation
Used to check the operation of sensors
and detectors in the paper feed section
and the related circuits.
(The operations of sensors and detectors
in the paper feed section can be
monitored with the LCD.)
and detectors in the paper feed section
and the related circuits.
(The operations of sensors and detectors
in the paper feed section can be
monitored with the LCD.)
30
2
8 – 13
Purpose
Section
Item
Function (Purpose)
Code
Main
Sub
Operation test/check
Paper transport
Operation
Used to check the operation of the
manual paper feed tray paper size
detector and the related circuit. (The
operation of the manual paper feed tray
paper size detector can be monitored with
the LCD.)
manual paper feed tray paper size
detector and the related circuit. (The
operation of the manual paper feed tray
paper size detector can be monitored with
the LCD.)
40
1
Paper transport
(Discharge/Switchback/
Transport)
(Discharge/Switchback/
Transport)
Operation
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.
6
1
Duplex
Operation
Used to check the operation of the loads
(clutches and solenoids) in the duplex
section and the control circuit.
(clutches and solenoids) in the duplex
section and the control circuit.
9
1
Duplex
Operation
Used to check the operation of sensors
and detectors in the duplex section and
the control circuit.
and detectors in the duplex section and
the control circuit.
2
Duplex
Operation
Used to check the operation of the duplex
unit alignment plate and its control circuit.
unit alignment plate and its control circuit.
4
Optical (Image
scanning)
scanning)
Operation
Used to check the operation of the
scanner unit and its control circuit.
scanner unit and its control circuit.
1
1
Optical (Image
scanning)
scanning)
Operation
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.
2
Optical (Image
scanning)
scanning)
Operation
Used to check the oepration of the copy
lamp and the control circuit.
lamp and the control circuit.
5
3
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Others
Operation
Used to check the operation of the
discharge lamp and the control circuit.
discharge lamp and the control circuit.
4
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Operation
Used to check the operation of the toner
motor and its control circuit.
(Note)
Do not execute this simulation with toner
in the toner hopper. If executed, excessive
toner may enter the developing section,
causing an overtoner trouble. Be sure to
remove the toner motor from the toner
hopper before executing this simulation.
motor and its control circuit.
(Note)
Do not execute this simulation with toner
in the toner hopper. If executed, excessive
toner may enter the developing section,
causing an overtoner trouble. Be sure to
remove the toner motor from the toner
hopper before executing this simulation.
10
0
Operation (Display/
Operation key)
Operation key)
Operation
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.
5
1
Fixing (Fusing)
Operation
Used to check the operation of the heater
lamp and the control circuit.
lamp and the control circuit.
2
DRIVE
Operation
Used to check the operation of the main
drive (excluding the scanner section) amd
to check the operation of the toner
concentration sensor. (The toner
concentration sensor output can be
monitored.)
drive (excluding the scanner section) amd
to check the operation of the toner
concentration sensor. (The toner
concentration sensor output can be
monitored.)
25
1
ICU
Operation
Used to check the operation (read/write)
of ICU. (SIMM MEMORY/ONBOARD
MEMORY)
of ICU. (SIMM MEMORY/ONBOARD
MEMORY)
60
1
ICU
Operation
Used to check the operation of the A2
copyunit and the related circuit. Target
models: AR-F230/S280/F280S/F280R/
S330/280/285/335)
copyunit and the related circuit. Target
models: AR-F230/S280/F280S/F280R/
S330/280/285/335)
69
2
ADF/RADF/UDH/SPF
Operation
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.
2
1
ADF/RADF/UDH/SPF
Operation
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.
2
ADF/RADF/UDH/SPF
Operation
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.
3
8 – 14
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