Sharp AR-285 (serv.man12) Service Manual ▷ View online
Code
Function (Purpose)
Purpose
Section
Item
Main
Sub
8
6
Used to check and adjust the transfer
charger current and the control circuit.
charger current and the control circuit.
Adjustment/
Operation test/check
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Copy
7
Used to check and adjust the operation of
the separation charger voltage and its
control circuit.
the separation charger voltage and its
control circuit.
Adjustment/
Operation test/check
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Others
9
1
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.
Operation test/check
Duplex
Operation
2
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.
Operation test/check
Duplex
Operation
4
Used to check the operation of the duplex
unit alignment plate and its control circuit.
unit alignment plate and its control circuit.
Operation test/check
Duplex
Operation
10
0
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.
Operation test/check
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Operation
13
0
Used to cancel the self diag U1 trouble.
Clear/Cancel (Trouble
etc.)
etc.)
Trouble
Error
14
0
Used to cancel the self diag
U1/LOC/U2/PF troubles.
U1/LOC/U2/PF troubles.
Clear/Cancel (Trouble
etc.)
etc.)
Trouble
Error
15
0
Used to cancel the self diag U4 -
09/20/21/22 (large capacity tray) trouble.
09/20/21/22 (large capacity tray) trouble.
Clear/Cancel (Trouble
etc.)
etc.)
Paper transport
Trouble
Error
16
0
Used to cancel the self diag U2 trouble.
Clear/Cancel (Trouble
etc.)
etc.)
Trouble
Error
17
0
Used to cancel copy inhibition by the host
computer during the self diag PF.
computer during the self diag PF.
Clear/Cancel (Trouble
etc.)
etc.)
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Trouble
Error
21
1
Used to set the maintenance cycle.
Setting
Specifications
Counter
22
1
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.)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Counter
2
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.)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Trouble
3
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)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Trouble
Mis-feed
4
Used to check the total trouble (self diag)
history.
history.
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Trouble
5
Used to check the ROM version of each
unit (section).
unit (section).
Others
Software
6
Used to output the list of the setting and
adjustment data (simulations, FAX soft
switch, counters).
adjustment data (simulations, FAX soft
switch, counters).
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Data
Adjust/Setting
data
data
7
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.)
User data output/Check
(Display/Print)
(Display/Print)
Data
User data
8
Used to check the number of use of the
staple, the ADF, RADF, SPF, and
scanning.
staple, the ADF, RADF, SPF, and
scanning.
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Counter
9
Used to check the number of use of each
paper feed section. (the number of prints)
paper feed section. (the number of prints)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Paper transport
Counter
8 – 4
Code
Function (Purpose)
Purpose
Section
Item
Main
Sub
22
10
Used to check the system configuration
(option, internal hardware).
(option, internal hardware).
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Specifications
Options
11
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)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
FAX
Data
Operation data
(Machine
condition)
(Machine
condition)
12
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.)
the number of misfeed at each position.
(When the number of misfeed is
considerably great, is can be judged as
necessary for repair.)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
ADF/RADF/UDH/SPF
Trouble
Mis-feed
24
1
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.)
Data clear
Counter
2
Used to clear the number of use (the
number of prints) of each paper feed
section.
number of prints) of each paper feed
section.
Data clear
Paper transport
Counter
3
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.
Data clear
Counter
4
Used to reset the maintenance counter.
Data clear
Counter
5
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.)
Data clear
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
Counter
Developer
6
Used to reset the copy counter.
Data clear
Counter
Copier
7
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.
Data clear
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
Counter
Photo
conductor
conductor
8
Used to clear the Zaurus print counter.
Data clear
Counter
Others
9
Used to clear the printer print counter.
(The counter is cleared after completion of
maintenance.)
(The counter is cleared after completion of
maintenance.)
Data clear
Printer
Counter
Printer
10
Used to clear the FAX counter. (The
counter is cleared after completion of
maintenance.)
counter is cleared after completion of
maintenance.)
Data clear
FAX
Counter
25
1
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.)
Operation test/check
DRIVE
Operation
2
Used to make the initial setting of toner
concentration when replacing developer.
concentration when replacing developer.
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Developer/
Toner Hopper
Toner Hopper
26
1
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.)
Setting
Specifications
Options
2
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)
Setting
Paper transport
Specifications
3
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.
Setting
Auditor
Specifications
5
Used to set the count mode of the total
counter and the maintenance counter.
counter and the maintenance counter.
Setting
Specifications
Counter
6
Used to set the specifications depending
on the destination.
on the destination.
Setting
Specifications
Destination
15
Used to set the fusing operation mode
(paper curl corresponding mode).
(paper curl corresponding mode).
Setting
Fixing (Fusing)
Operation
8 – 5
Code
Function (Purpose)
Purpose
Section
Item
Main
Sub
26
18
Used to set VALID/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.)
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.)
Setting
Specifications
Operation
mode
(Common)
mode
(Common)
22
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.)
Setting
Specifications
26
Used to select between the auto power
shut off mode and the power save mode.
shut off mode and the power save mode.
Setting
Specifications
Operation
mode
(Common)
mode
(Common)
30
Used to set the operation mode for heater
lamp slow up control CE mark.
lamp slow up control CE mark.
Setting
Specifications
Operation
mode
(Common)
(Common)
32
Used to set the RPM of the fan motor un
the low speed rotation mode (ready
condition).
the low speed rotation mode (ready
condition).
Setting
Others
Operation
35
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.
Setting
Specifications
Operation
mode
(Common)
mode
(Common)
36
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.)
Setting
ICU
Operation
27
1
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.)
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Specifications
Operation
mode
(Common)
mode
(Common)
2
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.)
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
User data
3
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.)
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
User data
4
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.)
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
5
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.)
Setting
Communication unit
(TEL/LIU/MODEM etc.)
(TEL/LIU/MODEM etc.)
Data
30
1
Used to check the operation of sensors
and detectors in the sections other than
the paper feed section of the copier and
the related circuit. (The operation of
sensors and detectors can be monitored
with the LCD.)
and detectors in the sections other than
the paper feed section of the copier and
the related circuit. (The operation of
sensors and detectors can be monitored
with the LCD.)
Operation test/check
Others
Operation
2
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.)
Operation test/check
Paper transport
Operation
40
1
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.)
Operation test/check
Paper transport
Operation
2
Used to adjust the manual paper feed tray
paper width detector detection level.
paper width detector detection level.
Adjustment
Paper transport
Operation
8 – 6
Code
Function (Purpose)
Purpose
Section
Item
Main
Sub
41
1
Used to check the operation of the
document size sensor and the related
circuit. (The operation of the document
size sensor can be monitored with the
LCD.)
document size sensor and the related
circuit. (The operation of the document
size sensor can be monitored with the
LCD.)
Operation test/check/
Operation data
output/Check
(Display/Print)
Operation data
output/Check
(Display/Print)
Others
Operation
2
Used to adjsut the document size sensor
detection level.
detection level.
Adjustment
Others
Operation
3
Used to check the operation of the
document size sensor and the related
circuit. (The document size sensor output
level can be monitored with the LCD.)
document size sensor and the related
circuit. (The document size sensor output
level can be monitored with the LCD.)
Operation test/check
Others
Operation
43
1
Used to set the fusing temperature in
each operation mode.
each operation mode.
Setting
Fixing (Fusing)
Operation
44
1
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.
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
2
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.
Adjustment
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
conductor
Operation
4
Used to set the target image (reference)
density level in the developing bias
voltage correction.
(for OPC drum type B)
density level in the developing bias
voltage correction.
(for OPC drum type B)
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Data
Adjust/Setting
data
data
5
Used to set various parameters (main
charger grid voltage, laser beam power,
correction start developing bias voltage) in
developing bias correction.
(for OPC drum type B)
charger grid voltage, laser beam power,
correction start developing bias voltage) in
developing bias correction.
(for OPC drum type B)
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
9
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.)
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Data
Operation data
(Machine
condition)
(Machine
condition)
12
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. )
Operation data
output/Check
(Display/Print)
output/Check
(Display/Print)
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Data
Operation data
(Machine
condition)
(Machine
condition)
15
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.
Setting
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Operation
46
2
Used to adjust the copy density in the
copy mode (binary - auto, character,
chatacter and photo, photo mode).
(The overall print density in each mode
(all of the specified density set for each
density level (display value)) can be
adjusted in each mode.)
copy mode (binary - auto, character,
chatacter and photo, photo mode).
(The overall print density in each mode
(all of the specified density set for each
density level (display value)) can be
adjusted in each mode.)
Adjustment
Picture quality
Density
3
Used to adjust the copy density in the
copy mode (multi value-auto, character,
character and photo, photo mode).
(The overall print density in each mode
(all of the specified density set for each
density level (display value)) can be
adjusted in each mode.)
copy mode (multi value-auto, character,
character and photo, photo mode).
(The overall print density in each mode
(all of the specified density set for each
density level (display value)) can be
adjusted in each mode.)
Adjustment
Picture quality
Density
5
Used to adjust the print density for each
density level (display value) in the copy
mode (multi Auto mode).
An arbitrary print density can be set for
each density level (display value).
density level (display value) in the copy
mode (multi Auto mode).
An arbitrary print density can be set for
each density level (display value).
Adjustment
Picture quality
Density
6
Used to adjust the print density for each
density level (display value) in the copy
mode (multi value-character, photo mode).
density level (display value) in the copy
mode (multi value-character, photo mode).
An arbitrary print density can be set for
each density level (display value).
each density level (display value).
Adjustment
Picture quality
Density
8 – 7
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