SHARP ARD12, ARD11 Service Manual
SERVICE MANUAL
DIGITAL COPIER
Option: Paper Feed Unit
AR-D11 
MODEL AR-D12 
CONTENTS
[ 1 ] GENERAL ................................................................................................. |
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[ 2 ] SPECIFICATIONS .................................................................................... |
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[ 3 ] UNPACKING AND INSTALLATION .......................................................... |
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[ 4 ] EXTERNAL VIEW AND INTERNAL STRUCTURE................................... |
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[ 5 |
] OPERATIONAL DESCRIPTIONS ............................................................. |
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[ 6 |
] DISASSEMBLY AND ASSENBLY............................................................. |
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[ 7 |
] MAINTENANCE ........................................................................................ |
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[ 8 |
] ELECTRICAL SECTION ......................................................................... |
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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. |
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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.
[3] UNPACKING AND INSTALLATION
1. Unpacking
[2] SPECIFICATIONS |
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1. Paper feed unit (AR-D11/AR-D12) |
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AR-D11 |
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AR-D12 |
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AR-D11 |
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No. of stage |
1-stage |
2-stage |
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Capacity |
550 pages x 1 stage |
550 pages x 2 stages |
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(Japan) |
(Total 1, 100 pages) |
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(Japan) |
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500 pages x 1 stage |
500 pages x 2 stages |
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AR-D12 |
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(EX Japan) |
(Total 1, 000 pages) |
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(EX Japan) |
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(Note) Japan: 64g/m2, EX: 80g/m2 |
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Size detection |
No (The paper size is set with the user program.) |
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Paper empty |
Provided |
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detection |
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Paper feed |
A3, B4, A4, A4R, B5, B5R, 16k, 16kR, 8k, |
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size |
11 x 17, 8.5 x 14, 8.5 x 13, 8.5 x 11, 8.5 x 11R |
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Size when |
AB series: A4 |
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shipping |
Inch series: 8.5 x 11 |
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Size selection |
User selection (Set by the user program.) |
2. Installation |
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Japan: A3, B4, A4, A4R, B5, B5R, 8.5 x 11, |
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8.5 x 11R, 8.5 x 14, 11 x 17 |
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Inch series: 11 x 17, 8.5 x 14, |
8.5 x 11, |
Parts included |
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8.5 x 11R, A4, A3 |
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Inch series foolscap: 11 x 17, |
8.5 x 14, 8.5 x 13, |
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8.5 x 11, 8.5 x 11R, A4, A3 |
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EX AB series foolscap: A3, B4, A4, A4R, |
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8.5 x 13, 8.5 x 14, 8.5 x 11, 11 x 17 |
Screws (M4 x 12): 8 pcs. |
Fixing plates: 4 pcs. |
Paper size label |
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Cassette |
Installed by the user. |
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installation |
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Heater |
Provided only for Japan. |
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Power source |
Supplied from the copier. DC24V, power |
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consumption 5.6W |
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Drive supply |
· When installed as the |
Supplied by the |
Relay harness |
Cassette relay harness |
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2-stage cassette for |
individual motor. |
for dehumidifying heater |
(contained in the optional paper feed unit) |
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the 2-stage cassette |
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standard model: |
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Remove all pieces of fixing tape and fixing materials from the paper |
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Supplied via gears |
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feed unit. |
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from the copier. |
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· When installed as the |
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optional 2-stage or 3- |
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stage cassette: |
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Supplied by the |
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individual motor. |
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External |
596(W) x 471(D) x |
596(W) x 471(D) x |
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dimensions |
97(H) mm |
194(H) mm |
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Weight |
About 5kg |
About 10kg |
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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.
Screw
Rear cover
Screw
2.Remove the rear cover from the optional paper 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
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)
Detailed view
Fixing plate |
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Screws (M4 x 12) |
Fixing plate |
Left of rear side Right of rear side
Fixing plate
Fixing plate
Screws
(M4 x 12)
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 type
Relay harness for dehumidification heater
Cassette relay harness
· For one tray type
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.
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
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.
Rear cover
Screws
Rear cover
Screws
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.
10. Load paper into the paper tray.
Do not exceed the maximum height line.
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 different 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 with 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.
Screws
Right rear cover
Screws
2.Remove the rear cover from the optional paper 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.
Detailed view
Fixing plates |
Screws (M4 x 12)
Fixing plates
Screws (M4 x 12)
Left of rear side |
Right of rear side |
Fixing plates
Fixing plates |
Screws (M4 x 12) |
Screws (M4 x 12)
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
Cassette relay harness
Relay harness for dehumidification heater
Harness holder
· For two tray type
Cassette relay harness
Relay harness for dehumidification heater
Harness holder
5.Attach the right rear cabinet of the copier and the rear cover(s) of the optional paper feed unit.
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 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.
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
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 different 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.
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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