Parts marked with “” are important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
This document has been published to be used
SHARP CORPORATION
for after sales service only.
The contents are subject to change without notice.
CAUTION
This product is a class 1 laser product that complies with 21CFR 1040.10 and 1040.11 of the CDRH standard and IEC825. This means that this
machine does not produce hazardous laser radiation. The use of controls, adjustments or performance of procedures other than those specified
herein may result in hazardous radiation exposure.
This laser radiation is not a danger to the skin, but when an exact focusing of the laser beam is achieved on the eye’s retina, there is the danger of spot
damage to the retina.
The following cautions must be observed to avoid exposure of the laser beam to your eyes at the time of servicing.
1) When a problem in the laser optical unit has occurred, the whole optical unit must be exchanged as a unit, not as individual parts.
2) Do not look into the machine with the main switch turned on after removing the developer unit, toner cartridge, and drum cartridge.
3) Do not look into the laser beam exposure slit of the laser optical unit with the connector connected when removing and installing the optical
system.
4) The middle frame contains the safety interlock switch.
Do not defeat the safety interlock by inserting wedges or other items into the switch slot.
Warning!
This product is a class A product.
If it is operated in households, offices or similar surroundings, it can produce radio interferences at other
appliances, so that the user has to take adequate countermeasures.
CLASS 1 LASER PRODUCT
LASER KLASSE 1
LUOKAN 1 LASERLAITE
KLASS 1 LASERAPPARAT
INVISIBLE LASER RADIATION,
WHEN OPEN AND INTERLOCKS DEFEATED. AVOID
EXPOSURE TO BEAM.
UNSICHTBARE LASERSTRAHLUNG,
WENN ABDECKUNG GEÖFFNET UND
SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT. NICHT
DEM STRAHL AUSSETZEN.
CAUTION
VORSICHT
LAITTEEN KÄYTTÄMINEN MUULLA KUIN TÄSSÄ
KÄYTTÖOHJEESSA MAINITULLA TAVALLA SAATTAA
ALTISTAA KÄYTTÄJÄN TURVALLISUUSLUOKAN 1
YLITTÄVÄLLE NÄKYMÄTTÖMÄLLE
LASERSÄTEILYLLE.
OM APPARATEN ANVÄNDS PÅ ANNAT SÄTT ÄN I
DENNA BRUKSANVISNING SPECIFICERATS, KAN
ANVÄNDAREN UTSÄTTAS FÖR OSYNLIG
LASERSTRÅLNING, SOM ÖVERSKRIDER GRÄNSEN
FÖR LASERKLASS 1.
AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET
ALTTIINA NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE ÄLÄ
KATSO SÄTEESEEN.
USYNLIG LASERSTRÅLNING VED ÅBNING, NÅR
SIKKERHEDSBRYDERE ER UDE AF
FUNKTION. UNDGÅ UDSAETTELSE FOR
STRÅLNING.
Laserstrahl
VARO !
ADVARSEL
INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED.
CAUTION
AVOID EXPOSURE TO BEAM.
UNSICHTBARE LASERSTRAHLUNG, WENN ABDECKUNG GEÖFFNET UND
VORSICHT
SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT. NICHT DEM STRAHL AUSSETZEN.
USYNLIG LASERSTRÅLNING VED ÅBNING, NÅR SIKKERHEDSBRYDERE ER
ADVARSEL
UDE AF FUNKTION. UNDGÅ UDSAETTELSE FOR STRÅLNING.
VAROITUS!
VARNING
OSYNLIG LASERSTRÅLNING NÄR DENNA DEL ÄR
ÖPPNAD OCH SPÄRREN ÄR URKOPPLAD. BETRAKTA EJ
STRÅLEN. – STRÅLEN ÄR FARLIG.
ADVERSEL
VARNING
AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA NÄKYMÄTTÖMÄLLE
VARO!
LASERSÄTEILYLLE ÄLÄ KATSO SÄTEESEEN.
VARNING !
USYNLIG LASERSTRÅLING NÅR DEKSEL ÅPNES OG SIKKERHEDSLÅS BRYTES.
UNNGÅ EKSPONERING FOR STRÅLEN.
OSYNLIG LASERSTRÅLNING NÄR DENNA DEL ÄR ÖPPNAD OCH SPÄRREN ÄR
URKOPPLAD. BETRAKTA EJ STRÅLEN. – STRÅLEN ÄR FARLIG.
Disconnect the AC cord before servicing the unit.
CLASS 1
LASER PRODUCT
LASER KLASSE 1
LASER WAVE – LENGTH : 795 ± 15 mm
Pulse times : 0.481 ms/6 mm
Out put power : 5 mW
This Service Manual uses some photographs to assure safe operation.
This Service Manual uses some photographs to assure safe operation.
Please understand the meanings of photographs before servicing.
WARNING: If this WARNING should be ignored, a serious danger
to life or a serious injury would be resulted.
CAUTION: If this CAUTION should be ignored, an injury or a
1. Warning for servicing
1) Be sure to connect the power cord only to a power outlet that
meets the specified voltage and current requirements.
Avoid complex wiring, which may lead to a fire or an electric shock.
It may cause a fire or an electric shock.
2) If there is any abnormality such as a smoke or an abnormal smell,
interrupt the job and disconnect the power plug.
It may cause a fire or an electric shock.
3) Be sure to connect the grounding wire. If an electric leakage
occurs without grounding, a fire or an electric shock may be the
result.
To protect the machine and the power unit from lightening, grounding must be made.
4) When connecting the grounding wire, never connect it to the fol-
lowing points.
It may cause an explosion, a fire or an electric shock.
• Gas tube
• Lightning conductor
• A water pipe or a water faucet, which is not recognized as a
grounding object by the authorities.
• Grounding wire for telephone line
5) Do not damage, brake, or work the power cord.
Do not put heavy objects on the power cable. Do not bend it forcibly or do not pull it extremely.
It may cause a fire or an electric shock.
6) Keep the power cable away from a heat source.
Do not insert the power plug with dust on it into a power outlet.
It may cause a fire or an electric shock.
7) Do not put a receptacle with water in it or a metal piece which may
drop inside the machine.
It may cause a fire or an electric shock.
8) With wet or oily hands, do not touch the power plug, do not insert
the telephone line jack, do not operate the machine, or do not perform servicing.
It may cause an electric shock.
2. Precautions for servicing
1) When servicing, disconnect the power plug, the printer cable, the
network cable, and the telephone line from the machine, except
when performing the communication test, etc.
It may cause an injury or an electric shock.
2) There is a high temperature area inside the machine. Use an
extreme care when servicing.
It may cause a burn.
3) There is a high voltage section inside the machine which may
cause an electric shock . Be careful when servicing.
4) Do not disassemble the laser unit. Do not insert a reflective material such as a screwdriver in the laser beam path.
It may damage eyes by reflection of laser beams.
5) When servicing with the machine operating, be careful not to
squeeze you hands by the chain, the belt, the gear, and other driving sections.
damage to properties would be resulted.
6) Do not leave the machine with the cabinet disassembled.
Do not allow any person other than a serviceman to touch inside
the machine. It may cause an electric shock, a burn, or an injury.
7) When servicing, do not breathe toner, developer, and ink excessively. Do not get them in the eyes.
If toner, developer, or ink enters you eyes, wash it away with water
immediately, and consult a doctor if necessary.
8) The machine has got sharp edges inside. Be careful not to damage fingers when servicing.
9) Do not throw toner or a toner cartridge in a fire. Otherwise, toner
may pop and burn you.
10) When replacing the lithium battery of the PWB, use a specified one
only.
If a battery of different specification is used, it may be broken,
causing breakdown or malfunction of the machine.
11) When carrying a unit with PWB or electronic parts installed to it, be
sure to put it in an anti-static-electricity bag.
It may cause a breakdown or malfunctions.
3. Note for installing site
Do not install the machine at the following sites.
1) Place of high temperature, high humidity, low temperature, low
humidity, place under an extreme change in temperature and
humidity.
Paper may get damp and form dews inside the machine, causing
paper jam or copy dirt.
For operating and storing conditions, refer to the specifications
described later.
2) Place of much vibrations
It may cause a breakdown.
3) Poorly ventilated place
An electro-static type copier will produce ozone inside it.
The quantity of ozone produced is designed to a low level so as
not to affect human bodies. However, continuous use of such a
machine may produce a smell of ozone. Install the machine in a
well ventilated place, and ventilate occasionally.
4) Place of direct sunlight.
Plastic parts and ink may be deformed, discolored, or may undergo
qualitative change.
It may cause a breakdown or copy dirt.
5) Place which is full of organic gases such as ammonium
The organic photoconductor (OPC) drum used in the machine may
undergo qualitative change due to organic gases such as ammonium.
Installation of this machine near a diazo-type copier may result in
dirt copy.
6) Place of much dust
When dusts enter the machine, it may cause a breakdown or copy
dirt.
7) Place near a wall
Some machine require intake and exhaust of air.
If intake and exhaust of air are not properly performed, copy dirt or
a breakdown may be resulted.
8) Unstable or slant surface
If the machine drops or fall down, it may cause an injury or a breakdown.
If there are optional paper desk and the copier desk specified, it is
recommendable to use them.
When using the optional desk, be sure to fix the adjuster and lock
the casters.
AR-5127 NOTE FOR SERVICING 1 - 1
[2] SYSTEM CONFIGURATION
1. Structure
A. Hardware
Block diagram
Transport select gate right
solenoid
Upper alignment plate drive
solenoid
Transport select gate right
solenoid
motor
Rear edge plate
drive motor
FIN main motor
sensor
No. 2 tray paper exit
sensor
Lift-up drive control sensor
FINISHER PWB
solenoid 2
Shutter drive solenoid
Paper exit roller clutch
Tray off-set motor
Tray lift-up motor
Paper position sensor
Tray position sensor Lower
Off-set position sensor
Tray position sensor Upper
Staple HP sensor
Staple operation motor
Rear edge plate HP sensor
Side guide plate HP sensor
Paper Size Detector
Tray paper empty sensor
Self priming sensor
Staple supply cover
open/close sensor
Tray JAM process sensor
Staple empty sensorStapler
Cartridge empty sensor
JAM process PG
Finisher Unit (Optional)
Rear edge plate drive
Side guide plate
No. 1 tray paper exit
open/close sensor
(AR5127 Optional)
FAX PWB
Mother PWB
USB PWB
GDI PWB
(AR5127 Optional)
Defog Heater
Japan/SEC/SECL
Ozon Fan
PS Cooling Fan
PS-SW
CE Only
Reactor
Down-Load-CON
D-Sub 9pin
Mirror-Motor
Option interface
PWB
D-Sub 25pinD-Sub 15pin
Defog
Copy-Lamp
COVER
CCD-PWB
ABINCH
Paper Size Sensor
Heater
Paper Full Sensor
SENSOR
2nd POUT
Pout 2 Sensor
Solenoid
Pout Gate
CN117
CN108
CN125
CN130
CN139
CN132
CN118
CN131
CN123
MCU-PWB
(INCH Area ONLY)
(AB Area ONLY)
CN104
CN107
IMC PWB
CN103
CN106
(AR5127 Optional)
CN129
CN140
CN112
CN136
CN134
CN113
CN28
CN115
CN109
CN110
CN121
CN102
CN135
CN111
CN126
Power Unit
InterLock
Toner-Motor Switch
DEV
UNIT
(include CRSM)
Coin
MAIN-Motor
HandpaperEmpty sensor
HandpaperTRAY Sensor2
HandpaperTRAY Sensor
HPEMPTY :
HPTRAY1 :
HPSIZE : Handpaper Size SensorVender
Main body paper feed load
Manual feed unit
Power Supply
HVU
Polygon-Motor
LSU-PWB
LCD
FAX-OP-PWB
Handpaper PickUp Solenoid
LUM1H : Lift Up MotorCOPY-OP-PWB
PCL1H : PickUp Cluth
BD-PWB
APC-PWB
TRAYPAPER SENSOR
Optional)
SPF-SEN-PWB
SPF Cover SensSPF-PSOL
SPF PS Sens
SPF Paper Empty
SFP/RSPF Unit (
(x5)Scanner Mirror HP
SPF BOOK SensCoverSensor
SPF Paper Size Sens
L1Sensor
L2
SPF-pressure
SPF-CON-PWB
SPF-DupSOL
release SOL
SPF-Motor
ShifterHPSensor
Pout Sensor
Fuser Cooling Fan 2
Fuser Cooling Fan 1
Shifter-Motor
Duplex-Motor
Duplex
Paper Out
Main body cassette unit
Sensor
PAP1H ; Paper Empty
PPD1H(PIN):Paper INSol
PCS1H ; Pick Up Solenoid Drum Initial
LUD1H ; Lift Up DetectorPaper Remove
Sensor(AR5127 Optional)
AR-5127 SYSTEM CONFIGURATION 2 - 1
OP interface PWB
CSS2H ; Casette Detector
DRS2H ; Door Detector
PPD2H ; Paper Pass Detector
PAP2H ; Paper Empty
LUD2H ; Lift Up Detector
PCL2H ; Pick Up Clutch
2nd cassette unit (Optional)
LUM2H ; Lift Up Motor
Paper Feed Motor
OP interface PWB
Paper Feed MotorHPIN : Handpaper IN Sensor
TRCLH ; Vertical transport
roller clutch
Multi-step cassette unit (Optional)
Paper Pass Detector
PAP2 ; Paper EmptyHPSIZE2 : Handpaper Size Sensor2
CSS2 ; Casette DetectorHPSOL :
LUD2 ; Lift Up DetectorHPWS : Handpaper Width SensorOPERATION PANEL
PPD2 ;
Paper Pass Detector
CSS1 ; Casette Detector
PAP1 ; Paper Empty
LUD1 ; Lift Up Detector
PPD1 ;
OP-UP cassetteOP-LO cassetteHPTRAY2 :
DRS2 ; Door Detector
PCL2 ; Pick Up ClutchCSS1H : Cassette Detector
LUM2 ; Lift Up MotorPSRSOL : Paper Stop Roller Sol.
roller clutch 2
TRCL ; Vertical transport
DRS1 ; Door Detector
PCL1 ; Pick Up Clutch
LUM1 ; Lift Up Motor
Fuser-Lamp
THERMISTER
Fuser UnitBD-Sensor
2. System outline (Options)
Option
ItemModel
Reversing single pass feederAR-RP3Y
Single pass feederAR-SP4Y
500-sheet paper feed unitAR-D11NY
2X500-sheet paper feed unitAR-D12NY
Job separator tray kitAR-TR3Y
FinisherAR-FN5NYFor connection of the sort and staple, the AR-EB4 is required.
Facsimile expansion kitAR-FX4Y
Fax memory2MBAR-MM5Y
4MBAR-MM6Y
8MBAR-MM7Y
Dual function boardAR-EB4Y
Y: Installable
For details of the options, refer to the Service Manual of each option.
Main unit
model
NOTE
(1) Main units
AR-5127
(2) Options
AR-RP3
Reversing single pass feeder
AR-TR3
Job separator tray kit
AR-MM5/MM6/MM7
2/4/8MB Fax memory
AR-SP4
Single pass feeder
AR-FN5N
Finisher
AR-D11N
500-sheet paper feed unit
AR-FX4
Facsimile expansion kit
2X500-sheet paper feed unit
AR-D12N
AR-EB4
Dual function board
AR-5127 SYSTEM CONFIGURATION 2 - 2
[3] SPECIFICATIONS
1. Basic specifications
(1) Type
Machine TypeDesktop type
(2) Target users
Average10,000 to 13,000 sheets/month
Max.50,000 sheets/month
After turned onUnder 40 seconds
Recovery from power-save modeUnder 10 seconds
Recovery from paper jam10 sec.
(2) Jam recovery time
About 10sec (Leaving the machine for 60 sec after opening the door,
standard condition, polygon stop.)
B. Copy mode
(1) Document size
Max. document sizeA3 paper (11" × 17")
(2) Picture quality mode
Picture quality mode
Auto mode1 stepSelectable
Character mode5 stepsSelectable
Text/Photo mode5 stepsSelectable
Photo mode5 steps—
Density adjustment
step
(3) Copy magnification ratio
Copy magnification
ratio
Fixed magnification
mode
Zoom widthStandard: 50 to 400% (50 to 200% for SPF/
Magnification range/fixed magnification
Standard 4R+5E
AB Series: 50, 70, 81, 86, 100, 115, 122, 141,
200, 400%
Inch Series: 50, 64, 77, 95, 100, 121, 129,
141, 200, 400%
(However, 400% is inhibited when SPF/RSPF
is used.)
With AR-EB4 installed, 5R+5E
AB Series: 25, 50, 70, 81, 86, 100, 115, 122,
141, 200, 400%
Inch Series: 25, 50, 64, 77, 95, 100, 121, 129,
141, 200, 400%
(However, 400% is inhibited when SPF/RSPF
is used.)
RSPF)
With AR-EB4 installed: 25 to 400% (50 to
200% for SPF/RSPF)
Toner save mode
Copy magnification
ratio
Independent
magnification width
Magnification
precision
Magnification range/fixed magnification
Standard: 50 to 400% for horizontal/
vertical (50 to 200% for SPF/RSPF)
With AR-EB4 installed: 25 to 400% for
horizontal/vertical (50 to 200% for SPF/RSPF)
Normal copy: 100%±1.0%
Enlargement copy: Set magnification ±1.0%
Reduction copy: Set magnification ±1.0%
(4) Job speed
a. First Copy Time
NormalLess than 4.8 seconds (when the single copy)
The slowest speed is listed in enlargement/reduction copy.
∗
Single-side copy
(Normal copy/Reduction copy (50% to
99%)/Enlargement copy (100% to 200%)
27
18
(5) Max. multi-copy (print) quantity
999 sheets
(6) Picture quality
a. Image process
Picture quality modeImage process (Software)
Auto mode• 2 gradations
Text mode
Text/Photo mode
Photo mode
b. Toner save mode
Set with the key operator program.Default: ON
c. Zoom method
Main scanning
direction
Sub scanning direction Performed by image processing and
d. Resolution
Main scanning directionSub scanning direction
Scan400 dpi600 dpi
Output600 dpi600 dpi
Copy magnification
ratio
25% to 49%——
50% to 69%3.2 line/mm2.8 line/mm
70% to 94%3.6 line/mm3.2 line/mm
95% to 105%5.0 line/mm4.5 line/mm
106% to 141%5.0 line/mm4.5 line/mm
142% to 400%5.0 line/mm4.5 line/mm
Performed through image processing
changing scanning speed
• Area separation
• Error diffusion
Position
CenterCorners
AR-5127 SPECIFICATIONS 3 - 1
e. Gradation
Read256 gradations
Write2 gradations
3. Engine specifications
A. Operation and display section
Display unitLED display system
Operation systemButton switch system
B. Paper feed, transport, paper exit section
(1) Paper feed ability
Paper feed
section
Paper feed
capacity
Document SizeAB Series: A3 to A6R
Remaining
detection
• Details of paper feed section
Capacity—
Paper weight56 to 80 g/m² (15 to 21.3 lbs)
Document SizeAB Series: A3/B4/A4/A4R/B5/B5R/A5
Paper kindStandard paper (56 to 80 g/m²), special paper
Special paperReproduction paper
Paper size
selection
Slide switch—
Cassette
attachment/
detachment
RemarksA5, B5, 8.5 x 5.5 (only for upper cassette)
• Manual feed section
Capacity100 sheets (52g to 80g/m²)
Paper weight52 to 128 g/m² (14 to 34.1 lbs)
Document SizeAB Series: A3 to A6R
Paper kindMulti feed: Standard paper (52 to 80 g/m²),
When poor image quality is resulted by the use of OHP sheet, adjust
with SIM 44-34.
(2) Finishing ability
Paper exit sectionPaper exit tray (1 tray)
Capacity500 sheets
(3) Job separator exit tray (AR-TR3)
a. Condition
In case of Optional function (printer, FAX) is set up as MFD.
b. Simultaneous wrapping in kit
Job separator tray
Setting manual book
c. Simultaneous wrapping
Setting manual book
2 cassettes + multi manual feed
500×2+100
Inch Series: 11"×17" to 8.5"×5.5"
Cassette section: empty detection only available
Manual paper feed section: empty detection only
available
Inch Series: 8.5×11/8.5×14/11×17/8.5×13/
8.5×11R/8.5×5.5
User operation (LCD panel operation)
Yes
B5 is not applicable to lower cassette (2nd
stage).
Inch Series: 11"×17" to 8.5"×5.5"
special paper (Reproduction paper/OHP/label
paper/postcard/envelope)
Single feed: Standard paper (52 to 128 g/m²),
special paper (Reproduction paper/OHP/label
paper/postcard/envelope)
d. Function
This exit tray is set up above main exit tray, and can separate copier
exit, printer exit and FAX exit.
e. Many of tray
1 (this tray can not set up more than 2)
f. Separator system
by control of main machine
g. Exit paper size
Upper exit tray (Job separator
tray)
Lower exit tray (Main machine
exit tray)
h. Exit paper weight
52 to 128g/m
i. Paper pass
center (same as main unit)
j. Exit area/finishing
Upper exit tray (Job separator tray)Face down
Lower exit tray (main machine exit tray)Face down
k. Power supply
Power supplyDC 24V (from main machine)
Power consumption5.6W
7 MC unitMC unit×1050K (×10)AR-270MC
8 Cleaner BladeCleaner Blade×1050K (×10)AR-270CB
9 Drum frame unitDrum frame unit×1200KAR-270DU * The life of the toner reception seat welded to
7 MC unitMC unit×1050K (×10)AR-270MC
8 Cleaner BladeCleaner Blade×1050K (×10)AR-270CB
9 Drum frame unitDrum frame unit×1200KAR-270DU * The life of the toner reception seat welded to
* The other maintenance parts than the above are supplied as service parts.
Toner
(Toner; Net Weight 745g)
Polyethylene Bag×10
(Developer; Net Weight 400g)
Fusing gear
Upper heat roller bearing
Fusing separation pawl (upper)
Fusing separation pawl (lower)
Fusing busing (lower)
Transfer roller unit
DV blade
Side seal F
Side seal R
×1033K (×10)AR-270ET* Life: A4 size at 6% coverage
×1050K (×10)AR-270CDCD=SD*10
×1
×1
×2
×4
×1
×4
×2
×2
×1
×1
×1
×1
ET=FT*10
150KAR-271UHG
300KAR-271LH
100KAR-271KA
the drum frame is 200K, and it can be used up
to 4 times. (Supplied as a drum frame unit.)
* Drum frame unit contains all the drum unit
parts excluding Drum and Drum fixing plate.
AR-5127 CONSUMABLE PARTS 4 - 1
C. Asia affiliates/Asia agent/STCL/SRH/SRS/SRSSC/SBI
7 MC unitMC unit×1050K (×10)AR-270MC
8 Cleaner BladeCleaner Blade×1050K (×10)AR-270CB
9 Drum frame unitDrum frame unit×1200KAR-270DU * The life of the toner reception seat welded to
Toner
(Toner; Net Weight 745g)
Polyethylene Bag×10
(Developer; Net Weight 400g)
Fusing gear
Upper heat roller bearing
Fusing separation pawl (upper)
Fusing separation pawl (lower)
Fusing busing (lower)
Transfer roller unit
DV blade
Side seal F
Side seal R
×1033K (×10)AR-270CT* Life: A4 size at 6% coverage
×1050K (×10)AR-270CDCD=SD*10
×1
×1
×2
×4
×1
×4
×2
×2
×1
×1
×1
×1
CT=ST*10
150KAR-271UHG
300KAR-271LH
100KAR-271KA
the drum frame is 200K, and it can be used up
to 4 times. (Supplied as a drum frame unit.)
* Drum frame unit contains all the drum unit
parts excluding Drum and Drum fixing plate.
* The other maintenance parts than the above are supplied as service parts.
AR-5127 CONSUMABLE PARTS 4 - 2
2. Production number identification
3. Environment conditions
<TD cartridge>
The label on the TD cartridge shows the date of production.
Serial number
(0001-9999)
Unit version
Destination
The end digit of
production year
Label position
Production
month
January
~
September
October
November
December
A. Ambient conditions for transporting
1
~
9
0
X
Y
Humidity (%)
Temperature (˚C)
B. Ambient storage conditions (sealed)
Humidity (%)
<Drum>
The laser print indicates the date (year, month, day) of production.
1234
1The last digit of the production year.
2The prodoction month.
X stands for October, Y November, and Z December.
3, 4 Production date.
Temperature (˚C)
C. Operating ambient conditions
Use environment
conditions
Humidity (%)
Temperature (˚C)
4. Life (packed conditions)
Photoconductor drum (36 months from the production month)
Developer, toner (24 months from the production month)
AR-5127 CONSUMABLE PARTS 4 - 3
[5] UNPACKING AND INSTALLATION
1. Removal of protective material and fixing
screw
1) Remove all tapes, then open the document cover and remove the
protective material of sheet shape.
2) Remove the fixing screw using a coin.
The fixing screw is required when transporting the machine. Keep
it in the tray. (Refer to the later description.)
2. Removal and storage of fixing pin
1) Lift the knob and gently pull out the tray.
Fixing screw
∗
If power is turned don without removing the fixing pin, it will be difficult to pull out the tray.
3. Developer cartridge installation
1) Hold the both sides of the front cover, and pull down to open it.
2) Loosen the screw and remove the developer cartridge.
2) Hold the paper pressure plate and turn the fixing pin in the arrow
direction.
3) Store the removed fixing pin and the fixing screw which was
removed in the above procedure, together in the specified storage
place in the tray.
TD cartridge lock
release lever
3) Remove the developer tank from the developer cartridge.
4) Supply developer into the developer tank while rotating the MG
roller.
Fixing pin
∗
Shake the developer bag enough before opening it.
∗
Check to insure that the hook is engaged in two positions.
5) Attach the developer tank to the developer cartridge.
After supplying developer into the developer cartridge, do not tilt or
shake the developer cartridge.
6) Attach the developer cartridge to the copier, and fix it with the
screw.
Note: When replacing the OPC drum with a new one, be sure to clear
the drum count.
AR-5127 UNPACKING AND INSTALLATION 5 - 1
Hook
4. Toner cartridge installation
1) Shake the toner cartridge several times horizontally, and remove
the tape.
4 or 5 times
Shutter
Tape
Knob
∗
Do not hold the shutter lever when shaking.
2) Press the lock release lever, and insert the unit completely into the
copier along the guide groove. Then fix the blue screw and the
locking screw.
∗
Dirt or dust must be removed from the toner cartridge before
installing.
3) Take off the tape, and remove the shutter from the toner cartridge.
• Screen display
3) On the screen, all trays are indicated and the previously selected
tray is highlighted. Use the Up/Down key to select the tray desired.
• Screen display
4) After selecting the tray, press the Right cursor key to move to the
paper size selection box on the right side of the screen (the highlighted size is the previously selected size). Use the Up/Down key
to select the desired paper size.
5) After selecting the paper size, press the Left cursor key to return to
the left side of the screen. At that time, the selected tray indicates
the paper size selected above.
5. Toner concentration sensor level
adjustment
1) Open the cover.
2) Power ON (The mechanism cannot be initialized because the
cover is open.)
3) Install the developing unit with new developer in it.
4) Enter SIM 25-2.
5) Close the cover immediately before starting the operation.
6) Press the OK key to start.
After completion of the adjustment, be sure to cancel the simulation.
Note: When replacing developer with new one, be sure to clear the
developer counter.
6. Paper size selection for paper feed tray
1) The paper feed trays have no paper size detection mechanism and
the paper size can be selected by entry from the operation panel.
The bypass tray has a paper size detection mechanism and the
paper size cannot be selected from the operation panel.
2) To select the paper size from the operation panel, press the Spe-
cial Function key and choose "Paper Size Enter" from the function
menu to open the paper size enter screen.
Press the OK key to confirm the setting. The following message
appears:
• Message (M081)
6) After the Start key is pressed, if the fed paper is different in size
from the setting, the machine makes copy and then stops running
with the mode retained. The following message appears for six
seconds. the Start LED is ON): The tray set EXTRA size is not
available for this specification.
• Message (C449)
7) If any of Trays 2 to 4 is selected, the paper sizes of A5/5.5 x 8.5 are
not available (because the A5/5.5 x 8.5-sized paper cannot be fed
from these trays).
AR-5127 UNPACKING AND INSTALLATION 5 - 2
[6] EXTERNAL VIEW AND INTERNAL STRUCTURE
1. External view
1
8
2
7
6
5
4
3
9
10
11
12
13
14
No.NameFunction/Operation
1Platen coverPlace the original on the original table and close the platen cover before copying starts.
2Paper output trayFinished copies are deposited in the paper output tray.
3Front coverOpen to remove misfeeds and for copier servicing.
4Paper traysEach tray holds 500 sheets of copy paper.
5Power switchPress to turn copier power on and off.
6HandlesUse to move the copier.
7Operation panelAll copier controls are located here for easy operation.
8Original tablePlace the document to be copied here.
9Upper exit area coverOpen to remove misfeeds when an optional job separator tray kit or finisher is installed.
10Side coverOpen to remove misfeeds.
11Side cover handleLift and pull to open the side cover.
12Bypass tray guidesAdjust to the width of the copy paper.
13Bypass traySpecial papers (including transparency film) and copy paper can be fed from the bypass tray.
14Bypass tray extensionPull out when feeding large paper such as 8-1/2" x 14" and 11" x 17".
2. Internal
1
2
3
4
5
No.NameFunction/Operation
1Toner cartridge lock release leverUse to unlock the toner cartridge.
2Toner cartridgeContains toner.
3Paper guideOpen to remove misfed paper.
4Fusing unit release leversLower to remove misfed paper.
5Photoconductor drumA drum on which photoconductor is coated. Images are formed on this photoconductor drum.
6Roller rotating knobTurn to remove misfed paper.
6
AR-5127 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 1
3. Operation panel
A. Key position
1
1213 14151617 18 19 202122 23
These keys and indicators are not used
for the copier features
No.NameFunction/Operation
1COPY key and indicatorPress to select the COPY mode.
2DisplayDisplays information to assist the operator.
3BACK keyPress to return the display to the previous screen.
4Information keyPress to display the detailed description when [i] is displayed at the upper right of the display.
5JOB STATUS keyPress to check the settings of selected functions or the status of reserved output jobs.
6OK keyPress to register the selected setting.
7Copy quantity displayDisplays the specified copy quantity during the ready condition and displays the copy countdown as copies are
8Numeric keysUsed to select the desired copy quantity.
9INTERRUPT key and
indicator
10 CLEAR ALL keyClears all selected settings and returns the copier to the initial settings.
11 START key and indicatorCopying is possible when the indicator is on.
12 EXPOSURE keyUsed to select the exposure modes: AUTO, TEXT, TEXT/PHOTO, PHOTO or SUPER PHOTO.
13 PAPER SELECT keyUsed to manually select a paper tray.
14 COPY RATIO keyPress to select a reduction or enlargement copy ratio.
15 AUTO IMAGE keyPress for automatic copy ratio selection.
16 2-SIDED COPY keyPress to select the 1-sided to 1-sided, 1-sided to 2-sided, 2-sided to 1-sided* or 2-sided to 2-sided* copy mode.
17 OUTPUT keyPress to select the sort, group or staple sort* mode.
18 SPECIAL FUNCTION key Press to select special functions.
19 Arrow keysPress to move the highlighted item in the display.
20 AUDIT CLEAR keyPress to close an open account.
21 Zero keyUse as part of numeric keys to enter copy quantity.
22 PROGRAM/READ END
key
23 CLEAR keyPress to clear the copy quantity display or press during a copy run to terminate copying.
Press and hold during standby to display the total output count. Quantity of toner remaining is also displayed.
made.
Interrupts a copy run.
Press to start copying.
*To select the 2-sided to 1-sided or 2-sided to 2-sided copy mode, an optional RSPF must be installed.
*To select the staple sort mode, an optional finisher must be installed.
Press during a continuous copy run to display the number of copies completed in the current run.
Press to select the job memory mode.
Press to finish scanning of originals and to start copying when copying from the original table.
23 45 67891011
B. LCD panel
(Basic screen)
231
4
56
AR-5127 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 2
No.NameFunction/Operation
1Exposure displayIndicates the selected exposure mode.
2Message displayMessages are displayed regarding
copier status and operation.
3Original size displayThe original paper size is displayed.
4Copy ratio displayDisplays the copy ratios for reductions
or enlargements.
5Paper size displayDisplays the selected paper size.
When "AUTO" is displayed, paper size
matching the original and copy ratio
will be automatically selected.
6Paper tray displayThe selected paper feed location is
highlighted.
4. Motor, Solenoid, Clutch5. Sensor
1
17
2
16
3
4
5
7
8
9
15
13
12
11
10
14
No.NameCodeFunction and operation
1Mirror motorMIRMOptical mirror base drive
2Shifter motorSFTMShifter drive
3Duplex motor
4Cooling fan
DPXM
TFAN
Duplex paper switching
and exit roller
Cools the inside of the
unit.
5Main motorMMMain drive
6PS clutchPSRSOL Main unit paper feed
7Manual paper feed
feed solenoid
14Toner motorTMToner supply
15Separation pawl
solenoid
16Exhaust fan motor
PREMSOLSeparation pawl
operation solenoid
PSFAN
Cools the inside of the
unit.
17Intake fan motor
6
26
No.NameCode
1
25
24
27
1Original size sensorDSIN0Document size
2Mirror home position
sensor
3Document cover
sensor
4Document size sensorDSIN3Document size
51st paper exit sensorPOUT1st paper exit
6Shifter home position
sensor
7Paper exit sensor
(DUP side)
8ThermistorRTHINFusing temperature
9ThermostatAbnormal high
10 Manual feed paper
entry sensor
11 1st cassette (paper
tray) detection
12 Manual feed paper
empty sensor
13 2nd cassette (paper
tray) detection
14 Manual feed width
detection volume
15 Manual paper feed
tray empty sensor 2
16 Manual paper feed
tray empty sensor 1
17 Manual feed length
detection sensor 2
18 Manual feed length
detection sensor 1
23
22
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
21
20
19
Function and
operation
detection
MHPSMirror (scanner)
home position
detection
OCCOVERDocument cover
open/close detection
detection
detection
SFTHPShifter home position
sensor detection
PDPXPaper exit detection
detection
temperature detection
in the fusing section
HPINSensor of paper entry
from the manual
paper feed tray, the
2nd/multi-stage desk,
or the DUP
CSS11st cassette (paper
tray) empty detection
HPEMPTYManual feed paper
empty detection
CSS1A2nd cassette (paper
tray) empty detection
HPWSManual feed paper
width detection
HPTRAY2Manual feed tray
position detection
HPTRAY1Manual feed tray
position detection
HPSIZE2Manual feed paper
length detection
HPSIZE1Manual feed paper
length detection
AR-5127 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 3
No.NameCode
19 Door switchSW24VFront door and side
20 2nd right door switchDRS1ASide door open/close
21 2nd cassette paper
pass sensor
22 2nd cassette paper
upper limit detection
sensor
23 2nd cassette paper
empty sensor
24 1st cassette paper
upper limit detection
sensor
25 1st cassette paper
empty sensor
26 Center tray paper
YES/NO sensor
27 1st cassette paper
pass sensor
PPD1A2nd cassette paper
LUD1A2nd cassette paper
PAP1A2nd cassette paper
LUD1H1st cassette paper
PAP1H1st cassette paper
TRAYPAPER
PIN1st cassette paper
Function and
operation
door open/close
detection
detection
pass
upper limit detection
empty detection
upper limit detection
empty detection
Center tray paper
YES/NO detection
pass
6. PWB unit
1
11
10
9
8
No.NameFunction and operation
1Inverter PWBCopy lamp control
2CCD PWBFor image scanning (read)
3Option connector PWB
4MCU PWBMain unit control
5Tray interface PWB2nd tray control
6KEY/LED PWB (right side) For the copy operation
7LCD back light PWBLCD control
8KEY/LED PWB (left side)For the FAX operation
9Power source PWBAC power input/DC voltage
2
3
7
control
7. Section
1234 5
6
23
22
No.NameFunction and operation
1Copy lampImage radiation lamp
2Copy lamp unitOperates in synchronization with
3LSU unitConverts image signals into laser
4Lens unitReads images with the lens and
4
5
6
5MC holder unitSupplies negative charges evenly
6Paper exit rollerPaper exit roller
7Transport rollerPaper transport roller
8Upper heat rollerFuses toner on paper.
9Lower heat rollerFuses toner on paper.
10 Drum unitForms images.
11 DUP transport follower
roller
12 DUP transport rollerDuplex paper transport
13 Transport rollerTransfer images on the drum onto
14 Resist rollerSynchronize the paper lead edge
15 Manual feed trayManual feed paper tray
16 Manual paper feed rollerPicks up papers in manual paper
17 Manual feed transport
roller
18 1st cassette pick-up
roller
19 1st cassette paper feed
roller
20 2nd cassette pick-up
roller
21 2nd cassette paper feed
roller
22 MG rollerPuts toner on the OPC drum.
23 2nd/3rd mirror unitReflects the images from the copy
21
20
2nd/3rd mirror unit to radiate
documents sequentially.
beams to write on the dum.
the CCD.
on the drum.
(with the teflon roller)
(with the silicone rubber roller)
Duplex paper transport
paper.
with the image lead edge.
feed port.
Transports paper from the manual
paper feed port.
Picks up paper from the cassette.
Transports the picked up paper to
RESIST section.
Picks up paper from the cassette.
Transports the picked up paper to
RESIST section.
lamp unit to the lens unit.
7
8
9
10
11
12
13
14
16
15
17
18
19
AR-5127 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 4
A Process section(1)Developing doctor gap adjustmentDeveloping doctor gap adjustment
(2)MG roller main pole position adjustmentMG roller main pole position adjustment
(3)Developing bias voltage adjustmentSIM8-1
(4)Grid bias voltage adjustment (High mode)SIM8-2
(5)Grid bias voltage adjustment (Low mode)SIM8-3
B Mechanism section(1)OC image lead edge position/Sub scanning
magnification ratio/Original offset auto adjustment
(2)Print start position adjustmentSIM50-5
(3)SPF image lead edge position adjustmentSIM50-6
(4)Rear edge void adjustmentSIM50-1-6
(5)Paper off center adjustmentSIM50-10
(6)Left edge void area adjustmentSIM50-1-8
(7)Main scanning direction (FR direction) distortion
balance adjustment
(8)Sub scanning direction (scanning direction)
distortion adjustment
(9)Main scanning direction (FR direction) distortion
adjustment
(10) Main scanning direction (FR direction)
magnification ratio adjustment
(11) Sub scanning direction (scanning direction)
magnification ratio adjustment
(12) Off center adjustment (SPF mode)SIM50-12
(13) OC (SPF) open/close detection position adjustmentSIM41-3
(14) Original sensor adjustmentSIM41-2, 41-4
(15) SPF white correction pixel position adjustment
(required in an SPF model when replacing the lens
unit)
(16) SPF scan position auto adjustmentSIM53-8, SIM46-20, SIM50-6
C Image density
(1)Copy modeSIM46-2
(exposure) adjustment
SIM48-3
No. 2/3 mirror base unit installing position
adjustment
Copy lamp unit installing position adjustment
Winding pulley position adjustment
Rail height adjustment
SIM48-1-1, 48-1-2
aOC mode in copying (SIM 48-1-3)
bRSPF sub scanning direction magnification ratio
(SIM48-1-4, 48-1-5)
SIM63-7
2. Copier adjustment
A. Process section
(1) Developing doctor gap adjustment
1) Loosen the developing doctor fixing screw A.
2) Insert a thickness gauge of 1.5mm to the three positions at 20mm
and 150mm from the both ends of the developing doctor as shown.
150mm
10mm
10mm
20mm
DG:1.55
F
+0.1
DG:1.5
- 0.15
3) Tighten the developing doctor fixing screw.
4) Check the clearance of the developing doctor. If it is within the
specified range, then fix the doctor fixing screw with screw lock.
∗
When inserting a thickness gauge, be careful not to scratch the
developing doctor and the MG roller.
20mm
R
+0.1
DG:1.5
- 0.15
C
+0.15
- 0.2
<Adjustment specification>
Developing doctor gap
F/R both ends (20mm from the both ends):1.5
C (Center)(150mm from the both ends): 1.55
+0.1mm
-0.15mm
+0.15mm
-0.2mm
(2) MG roller main pole position adjustment
1) Put the developing unit on a flat surface.
2) Tie a needle or pin on a string.
3) Hold the string and bring the needle close to the MG roller horizontally. (Do not use paper clip, which is too heavy to make a correct
adjustment.) (Put the developing unit horizontally for this adjustment.)
4) Do not bring the needle into contact with the MG roller, but bring it
to a position 2 or 3mm apart from the MG roller. Mark the point on
the MG roller which is on the extension line from the needle tip.
5) Measure the distance from the marking position to the top of the
doctor plate of the developing unit to insure that it is 18mm.
If the distance is not within the specified range, loosen the fixing
screw A of the main pole adjustment plate, and move the adjustment plate in the arrow direction to adjust.
1st cassette0-9953
Option cassette1-99
Manual feed
Back print
Setting
range
Default
Setup of various copy conditions: Similar to the normal copy mode.
2) Measure the distance H between the paper lead edge and the
image print start position. Set the image print start position set
value again.
• 1 step of the set value corresponds to about 0.127mm shift.
• Calculate the set value from the formula below.
99 – H/0.127 (mm) = Image print start position set value <H:
Print start position measurement value (mm)>
0mm
5
10
∗
Fit the print edge with the paper edge, and perform the lead
0mm
edge adjustment.
Example: 99 – 5/0.127 = 99 – 39.4 = about 59
Note: If the set value is not obtained from the above formula, per-
form the fine adjustment.
3) Execute SIM 50-1-2 to adjust the main cassette lead edge void.
• 1 step of the set value corresponds to about 0.127mm shift.
• Calculate the set value from the formula below.
B/0.127 (mm) = Lead edge void adjustment value <B: Lead edge
void (mm)>
2.5mm
5
2.5mm
3) Check the copy output. If necessary, perform the following adjustment procedures.
4) Execute SIM 50-6.
5) Set the SPF lead edge position set value so that the same image is
obtained as that obtained in the previous OC image lead edge
position adjustment.
<Adjustment specification>
Adjustment
mode
SPF image
lead edge
position
SIM Set valueSpec value
50-6 1 step:
0.127mm
shift
Lead edge void:
1 – 4mm
Image loss: 3mm or less
Setting
range
1 – 99
(4) Rear edge void adjustment
1) Set a scale as shown in the figure below.
A4 (8.5" x 11")
Paper rear edge
2) Set the document size to A4 (8.5" x 11"), and make a copy at
100%.
3) If an adjustment is required, follow the procedures below.
Void amount (Standard value: 4mm or less)
10
Example: When setting the lead edge void to 2.5mm:
2.5 /0.127 = about 20
<Adjustment specification>
Adjustment
mode
Main cassette
lead edge void
Print start
position
SIMSet valueSpec value
50-1-2B/0.127Lead edge void:
1 to 4mm
50-5 99 – H/0.127
Image loss: 3mm
or less
Setting
range
1 – 99
(3) SPF image lead edge position adjustment
1) Set a scale on the OC table as shown below.
Note: Since the printed copy is used as a test chart, put the scale in
paralleled with the edge lines.
2) Make a copy, then use the copy output as an original to make an
SPF copy again.
Scale image
Paper rear edge
4) Execute SIM 50-1 and set the density mode to DEN-B. The currently set adjustment value is displayed.
5) Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Adjustment
mode
Rear edge
void
SIMSet value
50-1-6
1 step: 0.127mm
shift
Spec
value
4mm or
less
Setting
range
1 – 99
(5) Paper off center adjustment
1) Perform this adjustment after execution of SIM 48-3.
2) Set a test chart (UKOG-0089CSZZ) on the document table.
3) Select a paper feed port and make a copy.
Compare the copy and the test chart. If necessary, perform the following adjustment procedure.
4) Execute SIM 50-10.
Select the mode with the arrow keys, enter the adjustment value
with the 10-key, and press the [OK] key.
Pressing the [START] key makes a print.
Pressing the [RETURN] key returns to the mode selection.
Original scan start position adjustment1-9943Tray selection: Made by user.
RRC cancel adjustment (Main cassette)1-9918Tray selection: Main cassette is specified.
RRC cancel adjustment (Manual feed cassette)1-9918Tray selection: Manual feed cassette is specified.
RRC cancel adjustment (Option cassette)1-9918Tray selection: 2nd cassette is specified.
RRC cancel adjustment (back of the machine)1-9918Tray selection: Made by user.
Rear edge void adjustment1-9930Tray selection: Made by user.
Rear edge void adjustment (Duplex)1-9950Tray selection: Made by user.
Left edge void adjustment (First print surface)1-9918Tray selection: Made by user.
Left edge void adjustment (Duplex)1-9918Tray selection: Made by user.
Image loss quantity adjustment1-53Tray selection: Made by user.
SIMSet value
Spec
value
Setting
range
(7) Main scanning direction (FR direction) distortion
balance adjustment
1) Remove the OC glass and the right cabinet.
1)
1)
1)
2)
Setting
range
DefaultRemark
2) Loosen the copy lamp unit wire fixing screw.
3)
1)
4)
Wire fixing screw
5)
AR-5127 ADJUSTMENTS 7 - 4
3) Manually turn the mirror base drive pulley and bring No. 2/3 mirror
base unit into contact with the positioning plate.
At that time, if the front frame side and the rear frame side of No. 2/
3 mirror base unit are brought into contact with the positioning
plate at the same time, the mirror base unit parallelism is proper.
If one of them is in contact with the positioning plate, perform the
adjustment of 4).
6) Put No. 2/3 mirror base unit on the positioning plate again, push
the projections on the front frame side and the rear frame side of
the copy lamp unit to the corner frame, and tighten the wire fixing
screw.
4) Loosen the set screw of the scanner drive pulley which is not in
contact with No. 2/3 mirror base unit positioning plate.
5) Without moving the scanner drive pulley shaft, manually turn the
scanner drive pulley until the positioning plate is brought into contact with No. 2/3 mirror base unit, then fix the scanner drive pulley.
(8) Sub scanning direction (scanning direction) distortion
adjustment (Winding pulley position adjustment)
This adjustment must be performed in the following cases:
• When the mirror base drive wire is replaced.
• When the lamp unit, or No. 2/3 mirror holder is replaced.
• When a copy as shown is made.
La
Paper exit
direction
OriginalCopy
1) Set A3 (11" x 17") white paper on the original table as shown
below.
Place a little clearance from
the rear side original guide.
Lb
AR-5127 ADJUSTMENTS 7 - 5
Glass holding plate
Fit the paper edge and
A3 (11" x 17") white paper
the glass holding plate edge.
2) Open the original cover and make a normal (100%) copy.
3) Measure the width of the black background at the lead edge and at
the rear edge.
• When a following copy is made.
OriginalCopy ACopy B
1) Make an original for the adjustment.
Make test sheet by drawing parallel lines at 10mm from the both
ends of A3 (11" x 17") white paper as shown below. (These lines
must be correctly parallel to each other.)
Parallel lineParallel line
Paper exit direction
La: Lead edge black background width
Lb: Rear edge black background width
If the width (La) of the black background at the lead edge is equal
that (Lb) at the rear edge, there is no need to execute the following
procedures of 4) – 7).
4) Loosen the mirror base drive pulley fixing screw on the front frame
side or on the rear frame side.
• When La < Lb
Turn the mirror base drive pulley on the front frame side in the
arrow direction A. (Do not move the mirror base drive pulley shaft.)
• When La > Lb
Turn the mirror base drive pulley on the rear frame side in the
arrow direction A. (Do not move the mirror base drive pulley shaft.)
Rear side
A
B
Front side
10mm
10mm
10mm
10mm
White paper
2) Make a normal (100%) copy of the test sheet on A3 (11" x 17")
paper. (Fit the paper edge and the glass holding plate edge.)
3) Measure the distances (La, Lb, Lc, Ld) at the four corners as
shown below.
La
Lc
Paper exit
direction
LbLd
5) Tighten the fixing screw of the mirror base drive pulley.
<Adjustment specification>
La = Lb
6) Execute the main scanning direction (FR) distortion balance
adjustment previously described in 2) again.
(9) Main scanning direction (FR direction) distortion
balance adjustment (Rail height adjustment)
When there is no skew copy in the mirror base scanning direction and
there is no horizontal error (right angle to the scanning direction), the
adjustment can be made by adjusting the No. 2/3 mirror base unit rail
height.
Before performing this adjustment, be sure to perform the horizontal
image distortion adjustment in the laser scanner section.
This adjustment must be performed in the following cases:
• When the mirror base wire is replaced.
• When the copy lamp unit and no. 2/3 mirror unit are replaced.
• When the mirror unit rail is replaced and moved.
AR-5127 ADJUSTMENTS 7 - 6
When La = Lb and Lc = Ld, no need to perform the procedures 4)
and 5).
4) Move the mirror base B rail position up and down (in the arrow
direction) to adjust.
• When La > Lb
Shift the mirror base B rail upward by the half of the difference of
La–Lb.
• When La < Lb
Shift the mirror base B rail downward by the half of the difference
of Lb–La.
Example: When La = 12mm and Lb = 9mm, shift the mirror base
• When Lc >Ld
Shift the mirror base B rail downward by the half of the difference
of Lc–Ld.
• When Lc < Ld
When Lc < Ld, move the mirror base B on the paper feed side
upward.
∗
When moving the mirror base rail, hold the mirror base rail with
your hand.
<Adjustment specification>
La = Lb, Lc = Ld
5) After completion of adjustment, manually turn the mirror base drive
pulley, scan the mirror base A and mirror base B fully, and check
that the mirror bases are not in contact with each other.
∗
If the mirror base rail is moved extremely, the mirror base may be in
contact with the frame or the original glass. Be careful to avoid this.
B rail upward by 1.5mm.
(10) Main scanning direction (FR direction) magnification
ratio adjustment (SIM 48-1)
Note: Before performing this adjustment, be sure to check that the
CCD unit is properly installed.
1) Put a scale on the original table as shown below.
2) Execute SIM 48-1.
3) After warm-up, shading is performed and the current set value of
the main scanning direction magnification ratio is displayed on the
display section in 2 digits.
4) Select the mode and press the start key again.
5) Auto correction mode (SIM48-1-1)
The mirror unit moves to the shading position, and the reference
width of the reference white plate is scanned, and the correction
value is automatically calculated from that scanned value.
The correction value is displayed and a copy is made.
6) Compare the scale image and the actual scale.
If a fine adjustment is required, switch to the manual correction
mode with the magnification ratio display key and perform fine
adjustment.
7) Manual correction mode (SIM48-1-2)
Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Note: A judgement must be made with 200mm width, and must not be
made with 100mm width.
Adjustment
mode
Main scanning
direction
magnification
ratio
Spec valueSIMSet value
At normal:
±1.0%
48-1 Add 1: 0.1%
increase
Reduce 1: 0.1%
decrease
Setting
range
1 – 99
• Error in the auto correction mode
DisplayContentMajor cause
Copy quantity
display "– –"
Paper jam
lamp ON
The correction
value
calculated is
over 5%.
Reference line
scanning error
• Improper position of reference
width line of the reference white
plate
• Improper installation of CCD unit
• Defective CCD
• No reference white plate
(11) Sub scanning direction (scanning direction)
magnification ratio adjustment (SIM 48-1-3)
a. OC mode in copying
Note: Execute the procedure after completion of SIM 48-1-3.
1) Put a scale on the original table as shown below, and make a normal (100%) copy.
2) Compare the scale image and the actual scale.
If necessary, perform the following adjustment procedures.
3) Execute SIM 48-1-3.
4) Enter the set value and press the start key.
The set value is stored and a copy is made.
<Adjustment specification>
Adjustment
mode
Sub scanning
direction
magnification
ratio (OC mode)
b. RSPF sub scanning direction magnification ratio
Note: Before performing this adjustment, be sure to check that the
CCD unit is properly installed and that OC mode adjustment in
copying has been completed.
1) Put a scale on the original table as shown below, and make a normal (100%) copy to make a test chart.
Note: Since the printed copy is used as a test chart, put the scale in
paralled with the edge lines.
2) Set the test chart on the SPF and make a normal (100%) copy.
3) Compare the scale image and the actual image.
If necessary, perform the following adjustment procedures.
4) Execute SIM 48-1-4.
5) After warm-up, shading is performed.
The current front surface sub scanning direction magnification ratio
correction value is displayed in two digits on the display section.
Spec valueSIMSet value
At normal:
±1.0%
48-1-3Add 1:
0.05% increase
Reduce 1:
0.05% decrease
Setting
range
1 – 99
AR-5127 ADJUSTMENTS 7 - 7
6) Enter the set value and press the start key.
The set value is stored and a copy is made.
7) Execute SIM 48-1-5.
The current back surface sub scanning direction magnification
ratio is displayed in two digits on the display section.
8) Enter the set value and press the start key.
The set value is stored and a copy is made.
<Adjustment specification>
Adjustment
mode
Sub scanning
direction
magnification
ratio (SPF mode)
Spec valueSIMSet value
At normal:
±1.0%
48-1-4
48-1-5
Add 1:
0.05% increase
Reduce 1:
0.05% decrease
Setting
range
1 – 99
(12) Off center adjustment (SPF mode)
Note: Before performing this adjustment, be sure to check that the
paper off center is properly adjusted.
1) Place the center position adjustment test chart (sheet with a
straight line in the scan direction at the center) on the SPF.
2) Make a normal copy from the manual paper feed tray, and check
the printed copy with the test chart.
If any adjustment is required, perform the following procedure.
3) Execute SIM 50-12.
4) After warm-up, shading is performed and the current set value of
the off center adjustment is displayed on the display section in 2
digits.
5) Enter the set value and press the start key.
The set value is stored and a copy is made.
<Adjustment specification>
Adjustment
mode
Original off
center mode
(SPF mode)
Spec valueSIMSet value
Single: Center
± 3.0mm
Duplex: Center
±3.5mm
50-12 Add 1: 0.1mm
shift to R side
Reduce 1: 0.1mm
shift to L side
Setting
range
1 – 99
(13) OC (SPF) open/close detection position adjustment
1) Execute SIM 41-3.
2) Gradually close the OC (SPF) from the full open position, and measure distance A when the display on the operation panel changes.
(See the figure below.)
Distance A = Table glass top - OC (SPF) handle rib
A
<Adjustment specification>
OC (SPF) open/close position A: 125 – 225mm
3) If the distance is outside the specified range, adjust the open/close
sensor attachment plate position as shown below.
・ Distance < 125mm : Shift toward A.
・ Distance > 22 5mm : Shift toward B.
A
B
(14) Original sensor adjustment (SIM 41-2, 41-4)
1) Set A3 (11" x 17") paper on the OC table.
(Keep the SPF (OC cover) open.)
2) Execute SIM 41-2.
3) Keep A=125mm, and execute SIM 41-4. (Do not put paper on the
table.)
4) Check the reaction with SIM 41-1.
(15) SPF white correction pixel position adjustment
(required in an SPF model when replacing the lens
unit) (SIM63-7)
1) Fully open the SPF.
2) Execute SIM 63-7.
3) When the operation panel displays "COMPLETE," the adjustment
is completed.
4) If the operation panel displays "ERROR," perform the following
measures.
• When the display is 0:
Check that the SPF is open.
Check that the lamp is ON. (If the lamp is OFF, check the MCU connector.)
Check that the CCD harness is properly inserted into the MCU connector.
• When the display is 281 or above:
1) Remove the table glass.
2) Remove the dark box.
3) Slide the lens unit toward the front side and attach it, then execute SIM.
• When the display is 143 or below:
1) Remove the table glass.
2) Remove the dark box.
3) Slide the lens unit toward the rear side and attach it, then execute SIM.
F
R
AR-5127 ADJUSTMENTS 7 - 8
∗
When the lens unit is moved, execute the OC main scanning magnification ratio auto adjustment, SIM 48-1-1, SIM48-3 and the SPF
original off-center adjustment.
∗
This adjustment is basically O.K. with SIM 63-7.
(16) SPF scan position auto adjustment
[Function]
Used to adjust the SPF scan position automatically.
[Operation]
1) With the SPF or the OC cover open, place a chart of black background on the OC glass. (In the SPF standard model, the SPF
glass surface is included.)
∗
Use a black chart (UKOG-0011QSZZ) or prepare a chart as shown
below.
Chart size: 310 x 470, prepared with cutting sheet No. 791 (Black) or
an equivalent one.
Reason: To prevent erroneous detection by disturbing light of a fluo-
2) Enter SIM53-08, and press [START] button.
<Note>
• After completion of the SPF scan position auto adjustment, the SPF
lead edge adjustment must be executed. (Both surfaces)
• There must be no other sheet than the black chart on the glass sur-
face.
• Especially when in SPF scan, the center area is scanned in the main
scan direction. Be careful to prevent external light from entering the
scan area.
3) Check that the lead edge is not shifted. (Both surfaces)
Place only the black
chart on the OC glass.
rescent lamp, etc.
Outline of SIM: The optical unit is shifted to recognize the boundary between the OC glass and the SPF glass cover.
With the same position as the reference, the SPF scan position is
automatically adjusted.
(If the original lead edge adjustment has been made properly, even
when the scan position is shifted, it is followed automatically.)
For the SPF standard-provision
machine, check that the black
chart covers the SPF glass.
Placing the black chart
The black chart must cover
this area.
C. Image density (exposure) adjustment
(1) Copy mode (SIM46-2)
1) Set a test chart (UKOG-0162FCZZ) on the OC table as shown
below.
Rear
Front
2) Place three or more sheets of A3 (11" x 17") paper on the test
chart.
3) Execute SIM 46-2.
4) After warm-up, shading is performed and the current set value of
the density (exposure) level is displayed on the display section in 2
digits.
For mode selection, use the [10-key].
5) Change the set value with the [10-key] to adjust the copy image
density.
6) Make a copy and check that the specification below is satisfied.
Note: Place originals in the rear reference, and the test chart in the
front reference when adjusting the exposure.
<Adjustment specification>
Density
mode
AUTOAUTO
TEXTTEXT
TEXT/
PHOTO
PHOTO PHOTO
SUPER
PHOTO
TONER
SAVE
Display
Lamp
TEXT/
PHOTO
SUPER
PHOTO
AUTO (TS)
TEXT (TS)
TEXT
PHOTO (TS)
Exposure
level
–
3
3
3
3Disabled
3
3
3
Sharp Gray
Chart output
"3" is
copied.
"3" is
copied.
"3" is
copied.
"3" is
copied.
"3" is
copied.
"3" is
copied.
"3" is
copied.
Set value
If too bright,
increase the
quantity
displayed on
the copy
quantity
display.
If too dark,
decrease the
quantity
displayed on
the copy
quantity
display.
Setting
range
0 – 99
4) Change the adjustment value of the SPF scan end position.
(Change the adjustment value of SIM50-6-3 from 50 to 36.)
Change the number of steps for Pin off – scan end position from
1,014 to 986.
Be sure to execute this adjustment because an image may be cut
off during FAX transmission though copying is normally performed.
5) Change the initial value of the SPF exposure adjustment (SIM46-
20) from 50 to 53.
(For the CCD exposure adjustment with SPF, use the value of the
OC adjustment value +3.)
There are suffixes of –1 SPF and –2 SPF. Change each of them.
AR-5127 ADJUSTMENTS 7 - 9
[8] SIMULATION
1. Operating procedures and operations
A. Basic operation
ProcedureKey operation
1 Simulation mode selection
2 Main code selection
3 Sub code selection
Selection of the mode and
4
item
5 Start simulation operation
Returns to the sub code
selection.
6
Simulation mode clear
• Selection of the main code and the sub code is set with the [START]
key.
• There are two or more screens, the adjustment "Current page/Max.
page" is displayed. Press [
↑
a screen.
B. Simulation kinds and valid key functions
Data screen system
ScreenKeyFunction
Counter display CACancel simulation
Sensor check system
ScreenKeyFunction
Sensor check
screen
Data setting system
ScreenKeyFunction
Selection of the
adjustment
items
Load operation system with magnification ratio setup
ScreenKeyFunction
Selection of the
number of times
Interrupt Sub code input screen appears.
↓, ↑Page switch (in the case of multiple pages)
CACancel simulation
Interrupt Sub code input screen appears.
↓, ↑Page switch (in the case of multiple pages)
CACancel simulation
Interrupt Sub code input screen appears.
CInput value clear
10-keyAdjustment item selection
↓, ↑Page switch (in the case of multiple pages)
OKThe adjustment value input screen appears.
CACancel simulation
Interrupt The sub code input screen appears.
10-keyAdjustment value input
CInput value clear
OKInput final value
BackThe adjustment item select screen appears.
Interrupt Sub code input screen appears.
CInput value clear
10-keyLoad number selection
↓, ↑Page switch (in the case of multiple pages)
OKShifts to the screen during operation.
CASimulation cancel
Interrupt Sub code input screen appears.
CInput value clear
10-keyEntry of the number of times
OKShifts to the magnification ration selection screen.
→
INTERRUPT
#
10-key
10-key
10-key
START
OK
or
INTERRUPT
CA
→→
C
(Input main code)
(Input sub code)
and
↑ ↓
INTERRUPT
→
START
→
START
] key (previous page) or [↓] key to select
ScreenKeyFunction
Maginification
ratio selection
ExecutionCACancel simulation
CACancel simulation
Interrupt Sub code input screen appears.
←, →Magnification ratio selection (1% increment)
↓, ↑Fixed magnification ratio setting
OKShifts to the screen during operation.
BackShifts to the number of times selection screen.
Interrupt Sub code input screen appears.
BackShifts to the magnification ratio setup menu.
Load operation system with data setup
ScreenKeyFunction
Selection of
the adjustment
items
Adjustment
value input
ExecutionCACancel simulation
CACancel simulation
Interrupt Sub code input screen appears.
CInput value clear
10-key Adjustment item selection
↓, ↑Page switch (in the case of multiple pages)
OKThe adjustment value input screen appears.
CACancel simulation
Interrupt Sub code input screen appears.
10-key Adjustment value input
CInput value clear
OKSet value check
BackThe adjustment item selection screen appears.
Interrupt Sub code input screen appears.
BackThe adjustment value input screen appears.
Single print system
ScreenKeyFunction
Selection of the
adjustment
items
Adjustment
value input
ExecutionCAAfter the single print, the copy conditions are cleared
CACancel simulation
Interrupt Sub code input screen appears.
CInput value clear
10-key Adjustment value input
↓, ↑Page switch (in the case of multiple pages)
←, →Item switch
OKThe adjustment value input screen appears.
START Input value assured. → Print one page. → Shifts to
the execution screen.
CACancel simulation
CInput value clear
BackThe adjustment item selection screen appears.
10-key Adjustment value input
START Determination of the input value → Print of one page
→ shift to the execution screen.
and the adjustment value input screen appears.
CAfter the single print, the copy conditions are not
cleared and the adjustment value input screen
appears.
Load operation system with data display
ScreenKeyFunction
Initial stageCACancel simulation
ExecutionCACancel simulation
Interrupt Sub code input screen appears.
CInput value clear
10-key Speed number selection
OKShifts to the screen during operation.
Interrupt Sub code input screen appears.
BackThe intial screen appears.
Memory clear system
ScreenKeyFunction
Counter
selection
CheckCACancel simulation
CACancel simulation
Interrupt Sub code input screen appears.
CInput value clear
10-key Load number selection
OKThe check screen appears.
Interrupt Sub code input screen appears.
OKClears and shifts to the counter select menu.
BackNot clears and shifts to the counter select menu.
For sub codes marked with "*", only display is provided. (Cannot be
executed.)
Code
MainSub
11Used to check the operation of the scanner unit
and its control circuit.
2Used to check the operation of sensor and
detector in the scanning (read) section and the
related circuit.
21Used to check the operation of the SPF unit and
the related circuit.
2Used to check the operation of sensors and
detectors in the SPF unit and the related circuit.
3Used to check the operation of the loads in the
SPF unit and the control circuits.
32Used to check the operation of sensor and
detector in the finisher and the related circuit.
3Used to check the operation of the load in the
finisher and the control circuit.
6Used to adjust the finisher jogger position.
7Used to adjust the offset tray operations.
11Used to check the operation of the shifter.
42Used to check the operation of sensor and
detector in the option tray and the related circuit.
3Used to check the operation of the load in the
option tray and the control circuit.
51Used to check the operation of the display, LCD in
the operation panel, and control circuit.
2Used to check the operation of the heater lamp
and the control circuit.
3Used to check the operation of the copy lamp and
the control circuit.
61Used to check the operation of the loads (clutches
and solenoids) in the paper transport system and
the control circuit.
2Used to check the operation of each fan motor and
its control circuit.
71Used to set the aging operation conditions.
6Used to set the cycle of intermittent aging.
8Used to set the display of the warm-up time.
81Used to check and adjust the operation of the
developing bias voltage in each copy mode and
the control circuit.
2Used to check and adjust the operation of the main
charger grid voltage (high mode) in each copy
mode and the control circuit.
3Used to check and adjust the operation of the main
charger grid voltage (low mode) in each copy
mode and the control circuit.
10Used to check and adjust the operation of the
developing bias voltage in each printer mode and
the control circuit.
11Used to check and adjust the operation of the main
charger grid voltage (high mode) in each printer
mode and the control circuit.
12Used to check and adjust the operation of the main
charger grid voltage (low mode) in each printer
mode and the control circuit.
13Used to check and adjust the operation of the
developing bias voltage in FAX mode and the
control circuit.
14Used to check and adjust the operation of the main
charger grid voltage (high mode) in FAX mode and
the control circuit.
15Used to check and adjust the operation of the main
charger grid voltage (low mode) in FAX mode and
the control circuit.
Function
Code
MainSub
91Used to check and adjust the operation of the load
(motor) in the duplex section and the control
circuit.
4Used to adjust the rotation speed of the duplex
motor.
5Used to adjust the switch back time of the duplex
motor.
100Used to check the operation of the toner motor and
its control circuit.
140Used to cancel excluding the self-diag U2/PF
troubles.
160Used to cancel the self-diag U2 trouble.
170Used to cancel the self diag "PF" trouble.
211Used to set the maintenance cycle.
221Used to check the counter value of each section.
2Used 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.)
3Used to check the misfeed positions and the
number of misfeed at each position. (When the
number of misfeed is considerably great, it can be
judged as necessary for repair.)
4Used to check the total trouble (self diag) history.
5Used to check the ROM version of each unit
(section).
7Used to display the key operator code
8Used to check the number of use of the staple, the
SPF, and scanning.
9Used to check the number of use of each paper
feed section. (the number of prints)
10Used to check the system configuration.
11FAX related counter display
12Used to check the misfeed positions and the
number of misfeed at each position. (When the
number of misfeed is considerably great, it can be
judged as necessary for repair.)
19Used to display the scanner mode counter.
241Used to clear the misfeed counter, the misfeed
history, the trouble counter, and the trouble history.
(The counters are cleared after completion of
maintenance.)
2Used to clear the number of use (the number of
prints) of each paper feed section.
3Used to clear the number data of use of the staple,
the SPF and scanning.
4Used to reset the maintenance counter.
5Used to reset the developer counter. (The
developer counter of the DV unit which is installed
is reset.)
6Used to reset the copy counter.
7Used to clear the OPC drum (membrane
decrease) correction counter. (This simulation is
executed when the OPC drum is replaced.
9Used to clear the printer print counter. (The
counter is cleared after completion of
maintenance.)
10FAX related counter clear
15Used to clear the scanner mode counter.
251Used to check the operation of the main drive
(excluding the scanner section) and to check the
operation of the toner concentration sensor. (The
toner concentration sensor output can be
monitored.)
Function
AR-5127 SIMULATION 8 - 2
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