Sharp AR-285 (serv.man12) Service Manual ▷ View online
Item
Purpose
Section
Function (Purpose)
Code
Main
Sub
Picture quality
Print area
Adjustment
Used to adjust the print image position
(top margin) on the print paper in the print
mode.
(top margin) on the print paper in the print
mode.
50
5
Image position
Adjustment
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).)
1
Adjustment
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
Adjustment
ICU
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.)
10
Adjustment
ICU
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
Specifications
Setting
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
Setting
Paper transport
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
Setting
Auditor
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
Destination
Setting
Used to set the specifications depending
on the destination.
on the destination.
6
Options
Setting
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
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the system configuration
(option, internal hardware).
(option, internal hardware).
22
10
Counter
Setting
Used to set the maintenance cycle.
21
1
Setting
Used to set the count mode of the total
counter and the maintenance counter.
counter and the maintenance counter.
26
5
Operation
mode
(Common)
mode
(Common)
Setting
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
Setting
Used to select between the auto power
shut off mode and the power save mode.
shut off mode and the power save mode.
26
Setting
Used to set the operation mode for heater
lamp slow up control CE mark.
lamp slow up control CE mark.
30
Setting
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
Operation
mode
(Common)
mode
(Common)
Setting
ICU
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
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
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
8 – 23
Item
Purpose
Section
Function (Purpose)
Code
Main
Sub
Trouble
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the total numbers of
misfeed and troubles. (When the number
of misfeed is considerably great, it is
judged as necessary for repair. The
misfeed rate is obtained by dividing this
count value with the total counter value.)
misfeed and troubles. (When the number
of misfeed is considerably great, it is
judged as necessary for repair. The
misfeed rate is obtained by dividing this
count value with the total counter value.)
22
2
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the total trouble (self diag)
history.
history.
4
Mis-feed
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the misfeed positions and
the number of misfeed in each position. (If
the number of misfeed is considerably
great, it can be judged as necessary for
repair.) (Sections other than
ADF/RADF/SPF sections)
the number of misfeed in each position. (If
the number of misfeed is considerably
great, it can be judged as necessary for
repair.) (Sections other than
ADF/RADF/SPF sections)
3
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
ADF/RADF/UDH/SPF
Used to check the misfeed positions and
the number of misfeed at each position.
(When the number of misfeed is
considerably great, is can be judged as
necessary for repair.)
(When the number of misfeed is
considerably great, is can be judged as
necessary for repair.)
12
Error
Clear/Cancel (Trouble
etc.)
etc.)
Used to cancel the self diag U1 trouble.
13
0
Clear/Cancel (Trouble
etc.)
etc.)
Used to cancel the self diag
U1/LOC/U2/PF troubles.
U1/LOC/U2/PF troubles.
14
0
Clear/Cancel (Trouble
etc.)
etc.)
Used to cancel the self diag U2 trouble.
16
0
Clear/Cancel (Trouble
etc.)
etc.)
Paper transport
Used to cancel the self diag U4 -
09/20/21/22 (large capacity tray) trouble.
09/20/21/22 (large capacity tray) trouble.
15
0
Clear/Cancel (Trouble
etc.)
etc.)
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Used to cancel copy inhibition by the host
computer during the self diag PF.
computer during the self diag PF.
17
0
Software
Others
Used to check the ROM version of each
unit (section).
unit (section).
22
5
Counter
Data clear
Used to clear the misfeed counter, the
misfeed history, the trouble counter, and
the trouble history. (The counters are
cleared after completion of maintenance.)
misfeed history, the trouble counter, and
the trouble history. (The counters are
cleared after completion of maintenance.)
24
1
Data clear
Used to clear the data of the number of
use of the staple, the ADF, RADF, SPF
and scanning.
use of the staple, the ADF, RADF, SPF
and scanning.
3
Data clear
Used to reset the maintenance counter.
4
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the print out count of each
section in each operation mode.
(Used to check the maintenance timing.)
section in each operation mode.
(Used to check the maintenance timing.)
22
1
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to check the number of use of the
staple, the ADF, RADF, SPF, and
scanning.
staple, the ADF, RADF, SPF, and
scanning.
8
Data clear
Paper transport
Used to clear the number of use (the
number of prints) of each paper feed
section.
number of prints) of each paper feed
section.
24
2
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Paper transport
Used to check the number of use of each
paper feed section. (the number of prints)
paper feed section. (the number of prints)
22
9
Data clear
FAX
Used to clear the FAX counter. (The
counter is cleared after completion of
maintenance.)
counter is cleared after completion of
maintenance.)
24
10
Developer
Data clear
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Used to reset the developer counter. (The
developer counter of the DV unit which is
installed is reset.)
developer counter of the DV unit which is
installed is reset.)
5
Photo
conductor
conductor
Data clear
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
Used to clear the OPC drum (membrane
decrease) correction counter.
(This simulation is executed when the
OPC drum is replaced.
decrease) correction counter.
(This simulation is executed when the
OPC drum is replaced.
7
Printer
Data clear
Printer
Used to clear the printer print counter.
(The counter is cleared after completion of
maintenance.)
(The counter is cleared after completion of
maintenance.)
9
Copier
Data clear
Used to reset the copy counter.
6
Others
Data clear
Used to clear the Zaurus print counter.
8
Data
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
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.)
27
4
8 – 24
Item
Purpose
Section
Function (Purpose)
Code
Main
Sub
Data
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
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.)
27
5
Adjust/Setting
data
data
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to output the list of the setting and
adjustment data (simulations, FAX soft
switch, counters).
adjustment data (simulations, FAX soft
switch, counters).
22
6
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
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
User data
User data output/Check
(Display/Print)
(Display/Print)
Used to display the key operator code.
(This simulation is used when the
customer forgets the key operator code.)
(This simulation is used when the
customer forgets the key operator code.)
22
7
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
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.)
27
2
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
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
Operation data
(Machine
condition)
(Machine
condition)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Used to check the data on the result of
the image forming section correction
(process correction) (the corrected main
charger grid voltage in each print mode,
developing bias voltage, the laser power,
etc.)
(This simulation allows to check whether
the correction is executed properly or not.)
the image forming section correction
(process correction) (the corrected main
charger grid voltage in each print mode,
developing bias voltage, the laser power,
etc.)
(This simulation allows to check whether
the correction is executed properly or not.)
44
9
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Used to check the toner image patch
density date in correction operation of the
image forming section. (This simulation
allows to check whether the correction is
executed properly or not. )
density date in correction operation of the
image forming section. (This simulation
allows to check whether the correction is
executed properly or not. )
12
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
FAX
Used to check the use frequency of FAX
(send/receive). (Target models:
AR-F230/S280/F280S/F280R)
(send/receive). (Target models:
AR-F230/S280/F280S/F280R)
22
11
Operation
Setting/Operation
test/check
test/check
Used to set the aging operation
conditions.
conditions.
7
1
Setting/Operation
test/check
test/check
Used to set the cycle of intermittent aging.
6
Setting/Operation
test/check
test/check
Used to set YES/NO of display of the
warmup time.
warmup time.
8
Setting/Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Used to execute shading correction and
display the correction value.
display the correction value.
46
17
Adjustment
Paper transport
Used to adjust the manual paper feed tray
paper width detector detection level.
paper width detector detection level.
40
2
Operation test/check
Paper transport
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
Operation test/check
Paper transport
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
Operation test/check
Paper transport
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
Operation test/check
Paper transport
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
8 – 25
Item
Purpose
Section
Function (Purpose)
Code
Main
Sub
Operation
Adjustment
Paper transport
(Discharge/Switchback/
Transport)
(Discharge/Switchback/
Transport)
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
Operation test/check
Paper transport
(Discharge/Switchback/
Transport)
(Discharge/Switchback/
Transport)
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
Adjustment
Duplex
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
Operation test/check
Duplex
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
Operation test/check
Duplex
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
Operation test/check
Duplex
Used to check the operation of the duplex
unit alignment plate and its control circuit.
unit alignment plate and its control circuit.
4
Operation test/check
Optical (Image
scanning)
scanning)
Used to check the operation of the
scanner unit and its control circuit.
scanner unit and its control circuit.
1
1
Operation test/check
Optical (Image
scanning)
scanning)
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
Operation test/check
Optical (Image
scanning)
scanning)
Used to check the oepration of the copy
lamp and the control circuit.
lamp and the control circuit.
5
3
Adjustment
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
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
Adjustment
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Used to adjust the OPC drum separation
pawl ON time.
pawl ON time.
51
1
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
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.
44
1
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
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
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
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.
15
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Others
Used to check the operation of the
discharge lamp and the control circuit.
discharge lamp and the control circuit.
5
4
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
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 test/check
Operation (Display/
Operation key)
Operation key)
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
8 – 26
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