Color Digital Copier Option
Large Capacity Paper Feed Tray
MODEL AR-LC2
CONTENTS
This model is the large capacity tray of the full color digital copier,
AR-C150.
This Service Manual describes only the different points from the AR-LC1.
Please refer to the AR-LC1 Service Manual for the common items.
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
for after sales service only.
The contents are subject to change without notice.
AR-LC2
[1] OUTLINE OF THE PRODUCT
This paper feed unit stores about 3,300 sheets of A4 or letter size paper
to save the trouble of adding paper when a large amount of copies is to
be mode.
[3] UNPACKING AND INSTALLATION
1. Unpacking
1
1
4
2
3
3
1Upper cushion2LCC
3Lower cushion4Packing case
2. Installation procedure
Parts included
[2] SPECIFICATIONS
(1) Paper feed capacity
Paper feed capacity3,300 sheets (64g/m2 or equivalent)
Paper sizeA4/Letter
Paper weight60 to 105 g/m2 (14 to 28 lbs) (Same as the
(4) Size detection
Size detectionSetting by simulation
(5) Factory setting
Factory setting paper
size
Plate displayA4/Letter
(6) Power supply
Power supplysupplied by the copier (DC5V, DC24V)
(7) Power consum pt i on
Not more than 30 W
(8) Externa l view
External dimensions325 (Width) x 536 (Depth) x 595 (Height)
Weightabout 32 kg
Case colorFrosty gray
Provided (5-stage sensors including empty
detection)
copier’s paper feed section)
A4/Letter
mm
Upper mounting plates
(2 pcs.)
Option mounting plate
(1 pc.)
Mounting plate
(1 pc.)
Securing screws A
Securing screws C
(2 pcs.)
Connecting plate
(6 pcs.)
Securing screw D
(1 pc.)
(1 pc.)
Securing plate
(1 pc.)
Securing screw B
(1 pc.)
Step screws
(2 pcs.)
Unplug the power cord from the copier and then
follow the procedure below.
1. Remo ve the right cover.
1) Open the upper right door unit and the lower right door unit.
2) Unscrew the front right lower door.
3) Unscrew the rear right lower door, and remove the right lower
door.
1 – 1
AR-LC2
2. Instal l the option mounting plat e.
1) Install the option mounti ng plate.
2) Attach the right cabinet.
The convex side
is inside.
Step screws
Securing
screws D
Step screws
3. Install the upper mounting plates and the mounting
plate.
Make mounting holes with a driver, etc.
3) Remove the two pawls on the LCC cover, and detach the LCC
cover.
4. Mount the connecting plate to the larg e capacity tray.
NOTE: Before mounting the connecting plate to the large capacity tray,
be sure to remove the 2 step screws for securing the bottom plate.
Fit the connecting plate to the lower part of the large capacity tray and
mount the plate to the position indicated with A using screw B.
Securing screws B
Step screws
The spring is
provided only
for 200 series
models.
Connection
plate
Fit screws in hole A
5. Fit the connecting plate of the large capacity tray to
the mounting plate of the stand.
Insert the connecting plate into the mounting plate of the stand slightly
while lifting the large capacity tray.
After insertion, move the large capacity tray away from the copier to
check that the tray is locked.
While the tray is locked, mount the securing plate using screws C (2).
Securing
screws A
Rubber is attached
to the lower side.
Securing
screws A
1) Fit the upper mounting plates with the securing screws A (two for
each).
2) Fit the mounting plate to the lower part of the stand with the two
securing screws A.
Mounting plate
1
Securing
plate
Connecting
plate
2
Securing
plate
screw C
6. Check and adjust the heigh t of the large capacity tra y.
Move the large capacity tray toward the copier and adjust the tray and
check it so that the rib of the large capacity tray is flush with the axis of
the mounting plate which has been mounted to the copier as shown in
the figure.
LCC cover
3 – 1
AR-LC2
•
When the axis is flush with the rib:
Push the large capacity tray toward the copier.
Top view
RibAxis
•
When the axis is not flush with the rib:
Loosen the two screws of the installation adjuster mounting plate located
at the lower part of the large capacity tray and adjust as follows:
★ When the rib is to the right of the axis
Turn the knob clockwise to adjust.
After adjustment, tighten the two screws of the installation adjuster
mounting plate.
Top view
7. Connect the connector of the large cap acity tray.
Remove the connector cover securing screw for connection of the large
capacity tray relay harness connector and remove the connector cover.
Then connect the large capacity tray relay harness connector to the
connector of the copier and tighten the screw on the connector to secure
the connector.
8. Remove the feed table securing screw and securing
materials.
Pull out gently the paper tray of the large capacity tray until it stops.
Remove the feed table securing screw and 5 securing materials which
secure the feed table of the large capacity tray.
Securing materials
Feed table
securing
screw
Securing materials
RibAxis
Securing screws
Knob
★ When the rib is to the left of the axis
Turn the knob counterclockwise to adjust.
After adjustment, tighten the two screws of the installation adjuster
mounting plate.
Top view
AxisRib
Securing screws
Feed table
Push back gently the paper tray to its original position.
Knob
3 – 2
9. Set the mode.
•
Set the mode with the key operation of the copier.
PC
Clear
26
AR-LC2
•
In case of Fig. 1:
Move the tray lock plate in direction A by the length of displacement,
tighten the 2 screws at portion a and then the 8 screws at portion b, and
1
make a copy again to check that the center is not displaced.
Fig. 1
Center line of paper
Press the corresponding
operation key on the display.
CA
The mode is set with the
above operations.
10. Adjust the center position.
Since adjustment has been made at shipment, adjustment is basically
not needed. However, if the center should be displaced, adjust it using
the procedure below.
Make a copy. If the center is displaced as shown in Fig. 1 or Fig. 2, pull
out gently the paper tray until it stops.
Then, loosen the 2 screws at portion a which secure the tray lock plate
and the 8 screws at portion b (right and left sides) which secure the tray
cover unit to the frame and adjust the center position using the procedure
below.
Left side
Right side
Center of image (first image)
•
In case of Fig. 2:
Move the tray lock plate in direction B by the length of displacement,
tighten the 2 screws at portion a and then the 8 screws at portion b, and
make a copy again to check that the center is not displaced.
Fig. 2
Center line of paper
Center of image (first image)
Portion a
Direction A
Portion b
Portion b
Tray cover unit
Portion a
Direction B
Scale (pitch in mm)
Tray lock plate
3 – 3
AR-LC2
[4] EXTERNAL VIEW AND INTERNAL CONSTRUCTION
1. External view
1
1. Tray down/button/lamp
The tray can be opened by pressing the button. Use this button when adding paper or when a paper jam occurs.
2. Main parts
123
4
5
6
7
8
9
No.NameNo.Name
1Transport roller6Lift-up unit
2Paper feed roller7Encoder
3Pick-up roller8Height adjustment unit
4Reversion roller9Caster
5Tray
1LPFMPaper feed and transport motorDriving paper feed and transport systems
2LLMLift-up motorDriving tray lifting up
Clutch and solenoid
No.SymbolNameFunction and operation
3LPFCPaper clutchDriving paper clutch
4LPFSPick-up solenoid Operating pick-up roller
5LTRCPaper feed clutchDriving paper clutch
4 – 2
AR-LC2
Sensor, detector location
2 LLSW
4 LUD
3 LPED
1 LPFD
7 LTOD
5 LRES
6 LDD
No.SymbolNameFunction and operation
1LPFDTransport detector Detecting paper discharge
2LLSWUpper limit lock switchDetecting tray upper limit lock (Shutting off motor as a safety device.)
3LPEDPaper detector Detecting the presence of paper
4LUDUpper limit detector Detecting tray upper limit position
5LRES Encoder sensorControlling lifting up
6LDDLower limit detectorDetecting tray lower limit position
7LTODCopier connection detectorDetecting connection to copier
4 – 3
AR-LC2
[6] DISASSEMBLY AND ASSEMBLY
1. Transport section (Paper feed roller)
2)
3)
4)
6)
5)
2)
7)
5)
1)
1)
2. P aper feed section
A. Paper feed unit
2)
1)
2)
2)
3)
1)
2)
6 – 1
AR-LC2
B. Paper feed roller, take-up roller
2
2)
1)
C. Reverse roller
2)
3)
1)
1
[ a ]
3)
6)
4)
5)
NOTE: 1. When installing the paper feed roller , take car e of the
installing direction.*1
(The rib o f the pa per feed roller must be set toward th e rear
frame.)
2. When install ing the paper feed clutch , check that the cl utch
stopper is caught by the pawl.*2
6)
3. Control PWB
6 – 2
AR-LC2
4. Paper feed/transport motor
3)
2)
5. Lift-up motor
6. Clutch
1)
2)
2)
1)
3)
2)
6 – 3
AR-LC2
[10] WIRING DIAGRAM
Copier
LRE
LDD
TRAY SW
PWB
LIFT
MOTO
CN-11
1
2
3
CN-12
1
2
3
BL
BR
GY
BL
PL
GY
CN-13
GY
3
LB
2
BR
1
CN-14
RD
1
GY
2
PK
3
G8
GYGY
G4G3
CN-15
LTRC
CN-RL
WH
CN-HT
WH
CN-DT 12pin
1
2
6
11
3
7
8
9
10
4
5
12
2
1
12
12
LHT
WH
WH
CN-A
BL
22 5V(LRE)
BR
24 LRE/
GY
26 GND2(LRE)
BL
21 5V(LDD)
PL
23 LDD
GY
25 GND2(LDD)
PK
28 LCD/
LB
27 LDSW/
BR
29 LLED
RD
3 LLM+
PK
4 LLM-
CN-D
RD
1 24V(LTRC)
BR
2 LTRC/
G1
LCC
CONTROL
PWB
83
BR
1
PLLBBR
2
4
TXD-LCC
RXD-LCC
DSR-LCC
CN-B
PKRDGY
3
5
DTR-LCC
RES-LCC
91051112467
BL
GY
75V8
9
10
24V
GND2
GND1
CN-A
CN-C
BL
95V(LUD)
BR
11LUD/
GY
13GND2(LUD)
BL
105V(LPED)
PL
12LPED/
GY
14GND2(LPED)
RD
124Vout
RD
224V(LLSW)
RD
524V(LPFC)
PK
6LPFC/
RD
724V(LPFS)
LB
8LPFS/
BL
155V(LPFD)
BR
17LPFD/
GY
19GND2(LPFD)
BL
165V(LTOD)
BR
18LTOD/
GY
20GND2(LTO)
BL
15V
BR
2RE
PL
3HU
LB
4HV
PK
5HW
GY
6GND1
PL
7U
LB
8V
PK
9W
1
2
3
4
5
6
7
8
9
10
11
12
CN-FT 3pin
1
2
3
CN-3CN-KT 12pin
3
2
LUD
1
CN-4
3
2
LPED
1
LLSW
CN-1CN-2
CN-5
1
2
CN-6
1
2
CN-7
1
3
2
CN-8
1
2
3
LPFC
LPFS
LPFD
LTOD
CN-10
4
6
3
2
1
5
9
8
7
LPFM
10 – 1
Control circuit
Block diagram
AR-LC2
Copier
VCC
GND2
+24V
GND1
FG
RXDTXDDSRDTRRES-
Communication
buffer circuit
8MHz
Xtal
Power supply
monitoring unit
24V
Power supply
10 V circuit
10V
CPU(H8/3294)
Operation unit
Large-capacity tray control PWB
Large-capacity tray
24V
Lift motor drive
circuit
Clutch solenoid
drive circuit
LED lighting circuit
Sensor input
circuit
Transfer motor
drive circuit
10V
Upper limit sw (LLSW)
Lift motor (LLM)
Paper amount detection
sensor (LRE)
Paper feed clutch (LPFC)
Transport clutch (LTRC)
Paper feed solenoid (LPFS)
The AR-LC2 Parts guide describes only the
different points from the AR-LC1. Please
refer to the AR-LC1 Parts guide as well.
AR-LC2
PARTS GUIDE
MODELAR-LC2
CONTENTS
1Exteriors
2Frame 1
3Frame 2
4Frame 3
5Paper feeding section(Refer to the AR-LC1 Parts guide)
6Drive section(Refer to the AR-LC1 Parts guide)
7Transport section
8Packing materials & Accessories
SHARP CORPORATION
This document has been published to be
used for after sales service only.
The contents are subject to change without
notice.
AR-LC2
DEFINITION
The definition of each Rank is as follows and also noted in the lis t
A : Parts necessary to be stocked as High usage parts.
B : Parts necessary to be stocked as Standard usage parts.
C : Low usage parts.
D : Parts necessary for refurbish.
E : Unit parts recommended to be stocked for efficient after sales service.
Please note that the lead time for the said parts may be longer than normal parts.
S : Consumable parts.
Please note that the following parts used in Copier under the same description are classi fied into A or B Rank depending
upon the place used.
Example : Gear made of Metal, Sprocket, Beari ng, Belt made of Rubber, Spring clutch mechanism.
A Rank : The parts which may be with the revolution or loadi ng.
B Rank : Parts similar to A Rank parts, but are not included in Rank A.
Because parts marked with "!" is indispensable for the machine safety maintenance and operati on, it must be replaced with
the parts specific to the product specification.
F Other than this Parts Guide, please refer to documents Service Manual (including Circuit Diagram) of this model.
F Please use the 13 digit code described in the right hand corner of front cover of the document, when you place an order.
F For U.S. only-Use order codes provided in advertising literature. Do not order from parts department.
1Exteriors
PRICE
NEW
NO.PARTS CODE
0EUCOV0402E22BA
3
RANK
PART
MARK
RANK
NCTray cabinet
DESCRIPTION
2Frame 1
NO.PARTS CODE
0EUSLI0601K//BA
11
0EUPLT0472N//AG
26
0EUPLT0473N//AG
27
0EUSFT0480N//AN
29
0EUSTY0416K02BC
33
0EUANG0459N//AM
34
XHBSE40P08000AA
45
3Frame 2
NO.PARTS CODE
0EUSTY0405E03BG
18
0EUANG0458N//AK
37
0EUPWB0409N31BS
42
0EUPWB0409N32BS
0EUHAI0450N//BA
43
0EUANG0457N//AL
67
0EUSFT0481N//AL
68
PCLC-0270FCZZAW
69
NGERH0853FCZZAE
70
NGERH1174FCZZAQ
71
0EUHAI0451N//AG
72
XHBSE40P08000AA
73
LPINS0155FCZZAA
74
NBRGC0504FCZZAC
75
XBBSD40P08000AA
76
PRICE
RANK
PRICE
RANK
NEW
PART
MARK
RANK
NCSlide rail
NCAdjust guide plate F
NCAdjust guide plate R
NCAdjust screw
NCCaster plate
NCCaster
CScrew (4´8)
NEW
PART
MARK
RANK
NCStay
NCDrive plate
NELCC Main PWB unit 100V
NELCC Main PWB unit 200V
NCI/F harness
NCCL plate
NCCL shaft
CElectromagnetic cluch (22T)
CGear (32T)
COne way gear (17/22T)