SHARP ARD30, ARD31 Service Manual
SERVICE MANUAL
CODE : 00Z
Digital copier
: Paper feed unit
AR-D30
MODEL AR-D31
CONTENTS
ARD31//A1E
1-Stage paper
feed unit
2-Stage paper
feed unit
[1] GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
[2] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
[3] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . 1
[4] EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . . 6
[5] OPERATION DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
[6] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . 7
[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
for after sales service only.
The contents are subject to change without notice.
–
[1] GENERAL
The AR-D30 (1-stage paper feed unit) and the AR-D31 (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-D30/AR-D31)
AR-D30 AR-D31
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.
Powe r
consumption
Drive supply
External
dimensions
Weight About 6.1kg About 11.8kg
(Japan)
500 pages x 1 stage
(EX)
(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
A3, B4, A4, A4R, B5, B5R, 11 x 17, 8.5 x 14, 8.5 x 13,
8.5 x 11, 8.5 x 11R
Installed by the user.
5.6W 8.4W
• When installed as the
2-stage cassette for the
2-stage cassette standard
model: Supplied via gears
from the copier.
• When installed as the
optional 2-stage or 3stage cassette:
Sup plied by the
individual motor.
596(W) x 498(D) x
97(H) mm
550 pages x 2 stages
(Total 1,100pages)
(Japan)
500 pages x 2 stages
(Total 1,000 pages)
(EX)
2
, EX: 80g/m
Supplied by the
individual motor.
596(W) x 498(D) x
194(H)mm
2
[3] UNPACKING AND INSTALLATION
1. Unpacking
AR-D30
AR-D31
2. Installation
PARTS INCLUDED
Fixing plates: 4 pcs. Paper size labelScrews (M4 x 12): 8 pcs.
Cassette relay harness
(contained in the optional paper feed unit)
Remove all pieces of fixing tape and fixing materials from the paper
feed unit.
AR-D30/D31 GENERAL
1 –
–
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
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.
Screws (M4 x 12)
Detailed view
Left of rear side
Fixing plate
Screws (M4 x 12)
Fixing plate
Fixing plate
Right of rear side
Fixing plate
Screws
(M4 x 12)
Screws
(M4 x 12)
Connector cover
AR-D30/D31 UNPACKING AND INSTALLATION
2 –
–
5. Connect the harness.
Connect the cassette interface harness contained in the optional paper
feed unit to the paper feed unit interface PWB.
• For two tray type
Cassette relay harness
• For one tray type
7. 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 bofore turning on the
power.
8. 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.
Cassette relay harness
6. 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 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.
9. Load paper into the paper tray.
Do not exceed the maximum height line.
Real cover
Screws
AR-D30/D31 UNPACKING AND INSTALLATION
10. 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.
3 –
–
[4] EXTERNAL VIEW AND INTERNAL STRUCTURE
1. External view
1
No. Name
1 Paper feed tray
2 Paper feed right cover
AR-D31
1
2
AR-D30
2
2. Internal strecture
1
2
3
4
5
13
12
14
10
18
9
15
16
17
11
Moter and sensor solenoid etc.
No. Code Name Type Function/Operation Remark
1PWBInterface PWB
2 DM Drive motor Hybrid Drives gears.
3 LUM3 Lift-up motor (No. 1 tray)
4 CPFS3 Paper feed clutch Electromagnetic clutch Rotates the paper feed roller.
5 TRC3 Transport clutch Electromagnetic clutch Rotates the transport roller.
6 CD3 Cassette detection SW Contact Detects cassette empty.
7 CD4 Cassette detection SW Contact Detects cassette empty. AR-D31 only
8 LUM4 Lift-up motor (No. 2 tray)
9 CPFC3 Paper feed solenoid DC solenoid Feeds paper.
10 DSWR3 Door open/close detection SW Contact Detects door open/close.
11 DSWR4 Door open/close detection SW Contact Detects door open/close. AR-D31 only
12 PED3 Paper empty sensor Photo transmission Detects paper empty in the cassette.
13 LUD3 Upper limit sensor Photo transmission Detects the upper limit for paper pickup.
14 PFD3 Paper entry sensor Photo transmission Detects paper transport.
15 PED4 Paper empty sensor Photo transmission Detects paper empty in the cassette. AR-D31 only
16 LUD4 Upper limit sensor Photo transmission Detects the upper limit for paper pickup. AR-D31 only
17 PFD4 Paper entry sensor Photo transmission Detects paper transport. AR-D31 only
18 CPFC4 Paper feed solenoid DC solenoid Feeds paper. AR-D31 only
19 CPFS4 Paper feed clutch Electromagnetic clutch Rotates the paper feed roller AR-D31 only
6
19
7
8
AR-D30/D31 EXTERNAL VIEW AND INTERNAL STRUCTURE
4 –
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