SHARP ARD12, ARD11 Service Manual
SERVICE MANUAL
DIGITAL COPIER
Option: Paper Feed Unit
AR-D11
MODEL
[ 1 ] GENERAL........... .......................... .......................... .......................... ........1
[ 2 ] SPECIFICATIONS ....................................................................................1
[ 3 ] UNPACKING AND INSTALLATION..........................................................1
[ 4 ] EXTERNAL VIEW AND INTERNAL STRUCTURE...................................6
[ 5 ] OPERATIONAL DESCRIPTI ONS..................................... ........................7
[ 6 ] DISASSEMBLY AND ASSENBLY.............................................................7
AR-D12
CONTENTS
[ 7 ] MAINTENANCE............................................ .......................... ..................9
[ 8 ] ELECTRICAL SECTION .........................................................................10
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.
[1] GENERAL
The AR-D11 (1-stage paper feed unit) and the AR-D12 (2-stage paper
feed unit) are optional paper feed units added to the digital copier, and
their cassettes are common with those of the main machine.
[2] SPECIFICATIONS
1. Paper feed unit (AR-D11/AR-D12)
[3] UNPACKING AND INSTALLATION
1. Unpacking
AR-D11 AR-D12
No. of stage 1-stage 2-stage
Capacity 550 pages x 1 stage
Size detection No (The paper size is set with the user program.)
Paper empty
detection
Paper feed
size
Size when
shipping
Size selection User selection (Set by the user program.)
Cassette
installation
Heater Provided only for Japan.
Power source Supplied from the copier. DC24V, power
Drive supply
(Japan)
500 pages x 1 stage
(EX Japan)
(Note) Japan: 64g/m
Provided
A3, B4, A4, A4R, B5, B5R, 16k, 16kR, 8k,
11 x 17, 8.5 x 14, 8.5 x 13, 8.5 x 11, 8.5 x 11R
AB series: A4
Inch series: 8.5 x 11
Japan: A3, B4, A4, A4R, B5, B5R, 8.5 x 11,
8.5 x 11R, 8.5 x 14, 11 x 17
Inch series: 11 x 17, 8.5 x 14, 8.5 x 11,
8.5 x 11R, A4, A3
Inch series foolscap: 11 x 17, 8.5 x 14, 8.5 x 13,
8.5 x 11, 8.5 x 11R, A4, A3
EX AB series foolscap: A3, B4, A4, A4R,
8.5 x 13, 8.5 x 14, 8.5 x 11, 11 x 17
Installed by the user.
consumption 5.6W
· When installed as the
2-stage cassette for
the 2-stage cassette
standard model:
Supplied via gears
from the copier.
550 pages x 2 stages
(Total 1, 100 pages)
(Japan)
500 pages x 2 stages
(Total 1, 000 pages)
(EX Japan)
2
, EX: 80g/m
Supplied by the
individual motor.
2
· When installed as the
optional 2-stage or 3stage cassette:
Supplied by the
individual motor.
External
dimensions
Weight About 5kg About 10kg
596(W) x 471(D) x
97(H) mm
596(W) x 471(D) x
194(H) mm
AR-D11
AR-D12
2. Installation
Parts included
Screws (M4 x 12): 8 pcs.
Relay harness
for dehumidifying heater
Remove all pieces of fixing tape and fixing mat erials from the paper
feed unit.
Fixing plates: 4 pcs.
Cassette relay harness
(contained in the optional paper feed unit)
Paper size label
For copier models with two paper trays.
Turn off the main switch of the copier and then remove the power plug
of the copier from the outlet.
1. Remove the rear cover from the copier.
Remove the two screws and then remove the rear cover from the
copier.
4. Attach the copier
Place the copier on the optional paper feed unit and remove the
second and third paper trays.
Connect the copier to the paper feed unit using four fixing plates and
two screws (M4 x 12) for each plate.
Front side
Screws (M4 x 12)
Screw
Rear cover
Screw
2. Remove the rear cover from the optional pap er feed
unit.
Remove the two screws and then remove the rear cover from the
optional paper feed unit.
Screw
Rear cover
Screw
3. Remove the connector cover.
Remove the cover from the connector.
Connector cover
Detailed view
Fixing plate
Left of rear side
Fixing plate
Screws (M4 x 12)
Screws
(M4 x 12)
Fixing plate
Right of rear side
Fixing plate
Screws
(M4 x 12)
5. Unlock the connection gear.
<1> Loosen the screw of the connection gear and ensure that the
connection gear has moved to the optional paper feed unit.
<2> Tighten the connection gear fixing screw again.
Connection gear
Connection gear fixing screw
CAUTION
6. Connect the harness.
<1> Connect the cassette relay harness contained in the optional
paper feed unit to the paper feed unit relay PWB.
<2> Remove the relay harness for dehumidifying heater connected to
the second paper tray.
<3> Connect the relay harness for dehumidification heater contained
in the optional paper tray to the optional paper tray.
· For two tray typ e
Relay harness for
dehumidification heater
Cassette relay harness
8. Remove the securing fixture for packing the paper
feed unit and remove the packing material.
Remove the securing fixture for packing that fixes the paper pressure
plate of the tray by rotating it in the direction of the arrow and remove
the packing material.
Securing fixture for packing
Packing material
[Caution]
Be sure to remove the
securing fixture before
turning on the power.
· For one tray type
Relay harness for
dehumidification heater
Cassette relay harness
7. Attach the rear covers of the copier and the optional
paper feed unit.
Attach the rear covers of the copier and the optional paper feed unit
using two screws respectively.
9. Change the paper size in the tray.
Hold the grip and slide the cassette side plate to adjust it to the paper
to be used.
Then, fit the rear end plate to the specified size position.
Rear plate
Side plate
Insert the power plug of the copier to the out let and turn on the main
switch of the copier. Then, carry out the following procedure.
10. Load paper into the paper tray.
Do not exceed the maximum height line.
Rear cover
Screws
Rear cover
Screws
11. Check for center displacement.
· Set an original on the document glass and copy it using the paper
tray in the copier.
Then, copy an original using the attached optional paper feed unit.
· If the center of the copy image from the tray in the copier is differ-
ent from that of the copy image from the optional paper feed unit,
carry out adjustment referring to the service manual.
Installation of Paper feed unit is now complete.
For copier models w ith one paper tray
Turn off the main switch of the copier and then remove the power plug
of the copier from the outlet.
1. Remove the right rear cover from the copier.
Remove the four screws and then remove the right rear cover from
the copier.
4. Connect the harness.
<1> Connect the cassette relay harness contained in the paper feed
unit to the MCU PWB of the copier.
<2> Remove the relay harness for dehumidifying heater connected to
the paper tray in the main unit.
<3> Connect the relay harness for dehumidification heater contained
in the optional paper tray to the optional paper tray.
<4> Store the harness in the harness holder.
· For one tray type
Screws
Right rear cover
Screws
2. Remove the rear cover from the optional pap er feed
unit.
Remove the two screws and then remove the rear cover from the
optional paper feed unit.
Screw
Rear cover
Screw
3. Attach the copier
Place the copier on the optional paper feed unit and remove the first
and second paper trays.
Connect the copier to the paper feed unit using four fixing plates and
two screws (M4 x 12) for each plate.
Harness holder
· For two tray type
Cassette relay harness
Relay harness for
dehumidification heater
Cassette relay harness
Relay harness for
dehumidification heater
Detailed view
Screws (M4 x 12)
Left of rear side
Fixing plates
Fixing plates
Screws (M4 x 12)
Fixing plates
Screws (M4 x 12)
Right of rear side
Fixing plates
Screws (M4 x 12)
Harness holder
5. Attach the right rear cabinet of the copier an d the rear
cover(s) of the optional pap er fee d un it.
Attach the right rear cabinet of the copier using four screws, and
attach the rear cover(s) of the optional paper feed unit using two
screws respectively.
Screw
Right rear cabinet
Screw
Screw
Rear cover
Screw
6. Remove the securing fixture for pac ki ng the pa pe r
feed unit and remove the packing material.
Remove the securing fixture for packing that fixes the paper pressure
plate of the tray by rotating it in the directi on of the arrow and remove
the packing material.
Securing fixture for packing
Packing material
8. Load paper into the paper tray.
Do not exceed the maximum height line.
9. Check for center displacement.
· Set an original on the document glass and copy it using the paper
tray in the copier.
Then, copy an original using the attached optional paper feed unit.
· If the center of the copy image from the tray in the copier is differ-
ent from that of the copy image from the optional paper feed unit,
carry out adjustment referring to the service manual.
Installation of Paper feed unit is now complete.
[Caution]
Be sure to remove the
securing fixture before
turning on the power.
7. Change the paper size in the tray.
Hold the grip and slide the cassette side plate to adjust it to the paper
to be used.
Then, fit the rear end plate to the specified size position.
Rear end plate
Side plate
Insert the power plug of the copier to the outlet and turn on the main
switch of the copier. Then, carry out the following procedure.
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