Sharp AR-DD1 User manual

SERVICE MANUAL
CODE: 00ZARDE2//A1E
DIGITAL COPIER
OPTIONS
AR-DD1 


Desk 


AR-DE1 


1-step paper
feed desk



MODEL AR-CS1 


Paper feed
module



SHARP CORPORATION This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Parts marked with "!" is 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.
[ 1 ] PRODUCT OUTLINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 2 ] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 3 ] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 4 ] EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . 4-1
[ 5 ] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . 5-1
[ 6 ] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[ 7 ] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[ 8 ] TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[ 9 ] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
CONTENTS
AR-DE1
AR-DD1
AR-CS1

(Danish) ADVARSEL !
Lithiumbatteri – Eksplosionsfare ved fejlagtig håndtering.
Udskiftning må kun ske med batteri
af samme fabrikat og type.
Levér det brugte batteri tilbage til leverandoren.
(English) Caution !
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type
recommended by the manufacturer.
Dispose of used batteries according to manufacturer’s instructions.
(Finnish) VAROITUS
Paristo voi räjähtää, jos se on virheellisesti asennettu.
Vaihda paristo ainoastaan laitevalmistajan suosittelemaan
tyyppiin. Hävitä käytetty paristo valmistajan ohjeiden
mukaisesti.
(French) ATTENTION
Il y a danger d’explosion s’ il y a remplacement incorrect
de la batterie. Remplacer uniquement avec une batterie du
même type ou d’un type équivalent recommandé par
le constructeur.
Mettre au rebut les batteries usagées conformément aux
instructions du fabricant.
(Swedish) VARNING
Explosionsfara vid felaktigt batteribyte.
Använd samma batterityp eller en ekvivalent
typ som rekommenderas av apparattillverkaren.
Kassera använt batteri enligt fabrikantens
instruktion.
CAUTION FOR BATTERY REPLACEMENT

[1] PRODUCT OUTLINE
The AR-DD1 is the exclusive-use desk for a copier body, which
stores copy paper.
The AR-DD1 (1-step paper feed desk) serve as the paper feed unit
which also serves as a desk for a copier.
The AR-DE1 is composed of the paper feed/transport section, the
lift-up section, and the paper feed tray section. By installing the AR-
DE1 to a copier, the additional paper feed tray is available as shown
below;
Installation of the paper feed module (AR-CS1) to the AR-DE1 adds
one more paper feed tray.
[2] SPECIFICATIONS
1. Model:
AR-DD1 Desk
AR-DE1 Desk-type paper feed unit
2. No. of steps of paper feed:
AR-DE1 1-step (2-step with the AR-CS1 installed)
3. Paper size:
A3/B4/A4R/B5R/A4/B5
(11" ×17"/8.5" ×13"/8.5" ×11"/8.5" ×11R)
4. Paper weight:
56 ∼105g/m2
5. Paper capacity:
Each tray 500 sheets (Paper weight 80g/m2)
6. Paper set:
Center reference, tray size when shipping A3
7. Paper supply system:
Front loading system. Supplied at the top.
8. Paper feed system:
Paper pickup system by the takeup roller, torque limiter
separation system
9. Paper transport speed:
170mm/s ∼306mm/s (The speed depends on the
communication command from the copier body.)
10. Paper feed speed:
33 sheets/min
11. Tray falling/rising time (AR-DE1):
Within 8 sec (at min. number of set paper)
12. Power:
5V and 24V supplied from the copier.
13. Weight:
AR-DE1 25kg (excluding paper)
14. Drive form:
Drive motor (The DC brushless motor and the control PWB
are included in the desk.)
15. Operation control system:
Controlled by the communication command from the copier.
16. Paper transport path:
Paper entry from the lower section of the copier.
17. Dehumidifying heater:
Provided (power consumption 14W
18. External dimensions:
600(W) x 604(D) ×403(H)mm
19. Power consumption:
24W (MAX) 4.5W (Ready condition)
[3] UNPACKING AND
INSTALLATION
1. UNPACKING
For unpacking, refer to the figure below.
A. AR-DD1
Copier body
[1-step paper feed desk]
AR-DE1
550-sheet tray
(Slot for AR-CS1)
550-sheet tray
AR-CS1
Paper feed module
AR-CS1 (Option)
1 – 1

B. AR-DE1
C. AR-CS1
2. Installing procedure
A. AR-DD1
1. Install the caster and the adjuster.
Put the desk as shown below, and install the casters (4 pcs.) and
adjusters (4 pcs.).
When installing the casters, use the caster fixing wrench packed
together.
Caster
(4 pcs.) Connection
plate small
(2 pcs.)
Connection
plate large
(1 pc.)
Connection plate
fixing screw
(8 pcs.)
Caster fixing wrench
(1 pc.)
Spring washer
(4 pcs.)
Adjuster / with cover
(3 pcs.)
Caster fixing wrench
Caster
Adjuster / with cover
Spring washer
3 – 1

2. Put the copier on the desk.
Hold the four knobs of the copier, fit the four tabs of the copier with
the four holes of the desk, and place the copier on the desk.
3. Remove the lower tray of the copier.
Remove the lower tray of the copier as shown.
4. Connect the copier and the desk.
Open the desk front cover.
Install the connecting plate large to the connecting plate installing
position with the four connecting plate fixing screws to fix the copier
and the desk.
Then cut off the notch sections (at right and left of the copier) in the
connecting plate installing section.
Install the connecting plate small to the position shown in the figure
below with the connecting plate fixing screws (2 pcs. for each) to fix
the copier and the desk.
5. Install the lower tray of the copier.
Install the lower tray of the copier as shown.
6. Fix the desk to the floor.
Turn the nut of the adjuster which is in the lower section of the desk
with a wrench or nippers in the direction of arrow, and adjust and fix
the desk on the floor.
Notch
Fixing
screw
Connecting
plate small
Front cover
Fixing
screw Connecting
plate large
Connecting
plate small
Fixing screw
Notch
Nut
Adjuster
3 – 2

B. AR-DE1
Packed items
Remove the power plug of the copier from the power
outlet, then perform the following procedures.
1. Put the copier on the desk.
Hold the knobs of the copier and fit the desk precisely with the desk
and put the copier on the desk.
Be sure to check that the positioning pins (2 pcs.) of the desk (top
front) are securely in the positioning holes.
Be careful that the copier and the bottom are not in contact with the
desk paper guide.
2. Remove the tray from the copier.
Pull the lower tray out until it stops.
Then hold and lift the tray to remove.
3. Connect the copier and the desk.
•Front connection
Put the connecting plate of the desk as shown, and fix the copier
and the desk with the connecting screws (2 pcs.).
Front
Connecting plate (2 pcs.) Connecting plate cover (2 pcs.)
Connecting screw (6 pcs.)
Portioning pins Paper guide
Connecting plates
Connecting
screws
3 – 3

•Side connection
Attach the connecting plates to the copier and the desk with the
round hole upside. Insert the connecting screws into the round
holes and fix.
Insert the connecting plate cover into the external fitting of the
copier and fix the copier and the desk with the connecting screw.
(1 pc. for each)
★The connecting screw serves not only as the fixing screw but also
as an electrical grounding for the copier and the desk. Be sure to
fix the connecting screw.
Install the tray which was removed in procedure 2.
4. Remove the package fixture of the tray.
Hold the knob of the tray and pull out the tray from the desk until it
stops.
Turn the package fixture which is fixing the paper falling/rising plate in
the tray in the arrow direction.
When shipping it is set to A3 size.
When selecting the paper size, perform paper selection.
The procedures are the same as those of the copier.
5. Connect the desk connector.
Remove the connector cover fixing screw for connecting the desk
interface harness connector on the copier side, and remove the con-
nector cover.
Connect the desk interface harness connector with the copier con-
nector, and tighten the screw of the connector to fix the connector.
6. Move the copier to the installing position.
7. Lock the caster.
Set the lock lever of the caster which is on the front lower side of the
desk in the arrow direction and lock the caster.
8. Fix the desk to the floor.
Loosen the lock nut of the adjuster with a wrench or nippers.
Turn the adjuster in the arrow direction until it reaches the floor. Fix all
the adjusters (4 pcs.) to the floor.
After fixing the adjusters, turn the lock nut fully upward.
Insert the power plug of the copier into the power outlet, and turn on
the power and perform the following procedures.
Right side Connecting plate
Connecting screw
Connecting plate cover
Connecting screw
Left side Connecting plate
Connecting plate
Connecting plate cover
Connecting screw
Left side
Fixture
Connector cover
Fixing screw
Desk side connector
Screw
Lock lever Lock lever
Lock nut
Adjuster
Lock nut
Adjuster
3 – 4

C. AR-CS1
Remove the power plug of the copier from the power
outlet and perform the following procedure.
1. Remove the rear cabinet of the desk.
Remove the fixing screws (6 pcs.) of the rear cabinet of the desk, and
remove the rear cabinet.
2. Install the lift up unit.
Remove the fixing screw (section ★) of the desk PWB mounting
plate, and open the desk PWB mounting plate.
Attach the lift up unit to the rear frame of the desk and slide it to the
left.
Fix the lift up unit with the fixing screws A (3 pcs.) and connect the
desk PWB connector to the lift up unit connector.
Return the desk PWB mounting plate to the original position, and fix it
with the fixing screw (section ★).
3. Install the rear cabinet of the desk.
Install the rear cabinet which was removed in procedure 1 to the
original position, and fix it with fixing screws (6 pcs.).
4. Remove the desk tray.
Pull out the tray (which is above the tray to be installed) until it stops.
Hold the both sides of the tray and lift it to remove.
5. Remove the cover.
Remove the fixing screws (2 pcs.) of the cover of the tray to be
installed, and remove the cover.
Packed items
Tray rail left
(1 pc.) Paper fed unit
(1 pc.) Lift up unit (1 pc.)
Tray rail right cover
(1 pc.)
Stopper left
(1 pc.) Stopper right
(1 pc.)
Fixing screw A
(M4 x 10) (7 pcs.) Fixing screw B
(M4 x 16) (1 (pc.)
Fixing screw (6 pcs.)
Rear cabinet
Desk PWB mounting
plate
Desk mounting
plate fixing screw
Fixing screw A
Desk PWB connector Fixing screw A Lift up unit
Fixing screw (6 pcs.)
Rear cabinet
Fixing screw
Cover
Fixing screw
3 – 5

6. Install the tray rail left.
Insert the tray rail left into the positioning section of the frame on the
left side of the desk. Put the tray rail onto the frame and fix it with
fixing screw A (1 pc.).
7. Install the paper feed unit.
Put the paper feed unit on the guide rail and push it until it stops.
Engage the front side of the paper feed unit with the positioning boss
(2 positions) of the desk frame, and fix it with the fixing screw (1 pc.).
8. Install the tray rail right cover.
Insert the positioning bosses (2 positions) of the tray rail right cover
into the positioning holes of the front frame on the right side of the
desk, and fix with the fixing screws A (2 pcs.).
Select the paper size according to the paper to be used.
The selecting procedure is the same as that of the main body.
9. Set the tray.
Lift the both sides of the rear of the tray, fit the tray guide with the tray
rail, and push it along the tray rail into the desk.
Check that the tray moves smoothly.
10. Set the tray which was removed in procedure 4.
Lift the both sides of the rear of the tray, fit the tray guide with the tray
rail, and push it along the tray rail into the desk.
Check that the tray moves smoothly.
11. Install the stopper.
Pull out the upper tray.
Fix the stopper left to the left tray rail with the fixing screw B (1 pc.).
Fix the stopper right tot he tray rail right cover.
Insert the power plug of the copier into the power outlet and turn on
the power. Perform the following procedure.
Positioning section
Fixing screw A
Tray rail left
Positioning
section
Paper feed unit
Fixing screw A
Guide rail
Positioning boss
Positioning boss
Tray rail right cover
Fixing screws A Positioning boss
Stopper left
Fixing screw B
Left side Right side Stopper right
Fixing screw
3 – 6

[4] EXTERNAL VIEW AND INTERNAL STRUCTURE
1. External view
No. Name Remark
1 Side cover
2 Tray Similar with AC-CS1.
3 Preliminary paper feed section For option (AR-CS1)
2. Internal structure
1) PWB
No. Unit name Function Remark
1 Desk main PWB unit Control the desk unit
2 Paper detector PWB Paper detection in the middle and the lower stage, and right
door open detection.
3 Lift up PWB Lift up PWB for the top stage (Included in the lift up unit.)
1
2
3
1
23
4 – 1

2) Sensors and detectors
No. Code Name Kind Function Remark
1 DLUD1 Desk lift up detector 1 Photo sensor Top tray lift up detection (LOW
when lift up.) (Included in the paper feed unit.)
2 DLUD2 Desk lift up detector 2 Photo sensor Middle tray lift up detection
(LOW when lift up.) For AR-DE2 only (included in the paper feed unit.)
3 DPED1 Desk paper empty detector 1 Photo sensor Top tray paper
(presence/empty) detection
(LOW at paper presence)
(Included in the paper feed
unit.)
4 DPED2 Desk paper empty detector 2 Photo sensor Middle tray paper
(presence/empty) detection
(LOW at paper presence)
For AR-DE2 only (Included in
the paper feed unit.) (Similar
with AR-CS1.)
5 DPOD1 Desk paper exit detector 1 Photo sensor Top stage paper exit detection
6 DPOD2 Desk paper exit detector 2 Photo sensor Middle stage paper exit
detection (Included in the paper exit PWB.)
7 DPOD3 Desk paper exit detector 3 Photo sensor Low stage paper exit detection For AR-DE2 only (Included in
the paper feed unit.)
8 DDOPSW Desk right door open/close
detector Photo sensor Right door open/close detection (Included in the paper exit PWB.)
9 DCSPD1 Desk remaining paper quantity
detector 1 (Top stage) Photo sensor Remaining paper quantity detection (For top stage) (Included in the lift up PWB.)
10 DCSPD2 Desk remaining paper quantity
detector 2 (Middle stage) Photo sensor Remaining paper quantity detection (For middle stage) For AR-DE2 only (Included in the lift up PWB.) (Similar with
AR-CS1.)
9.DCSPD1
2.DLUD2
3.DPED1 1.DLUD1
5.DPOD1
6.DPOD2
7.DPOD3
4.DPED2
8.DDOPSW
4 – 2

3) Clutches, motors, and solenoids
No. Code Name Kind Function Remark
1 DM Desk motor Brushless motor Desk transport mechanism
drive
2 DLUM1 Desk lift up motor 1 Synchronous motor Top tray lift/fall plate drive
3 DLUM2 Desk lift up motor 2 Synchronous motor Middle tray lift/fall plate drive
4 DTRC Desk vertical transport roller
clutch Magnetic clutch Vertical transport mechanism drive and transmission
5 DPFS1 Desk paper feed solenoid 1 Solenoid Top tray paper takeup roller
drive
6 DPFS2 Desk paper feed solenoid 2 Solenoid Middle tray paper takeup roller
drive For AR-DE2 only
7 DPFC1 Desk paper feed clutch 1 Magnetic clutch Top tray paper transport roller
drive
8 DPFC2 Desk paper feed clutch 2 Magnetic clutch Middle tray paper transport
roller drive For AR-DE2 only
1.DM
2.DLUM1
3.DLUM2
4.DTRC
5.DPFS1
6.DPFS2
7.DPFC1
8.DPFC2
4 – 3

[5] DISASSEMBLY AND ASSEMBLY
1. Paper feed unit
A. Paper feed, Pic up, Resist roller
*1. When attaching the clutch, be sure to fit the clutch notch into
the B portion as shown in the figure above.
*2. When inserting the shaft into the roller, attention shall be paid
so that the pin C on the shaft faces down.
1) 3)
2) 2)
1)
3)
5) 6)
3)
7) 8)
B
1)
C
4)
2)
5 – 1

2. Paper transfer
A. Paper transfer cover
B. Paper transfer roller
2) 1)
1)
1) 4)
5)
3)
3)
3)
1)
2)
2)
1)
2) 1)
2)
1)
3)
1)
1)
1)
1)
3)
5)
5)
6)
4)
4)
4)
6)
6) 6)
2)
2)
2)
5 – 2

C. Paper transfer idle roller
D. Transport paper guide
Attach the transport paper guide fully to the rear frame side (in the
arrow direction).
3. Desk control PWB, Paper transfer motor
1)
2) 6)
2)
2) 6) 2)
4)
4)
4)
4)
4)
4)
2)
2)
6)
2)
5)
5)
1)
1)
1)
1)
2)
3)
1)
1)
1) 1)
5 – 3

4. Drive unit
5. Lift up unit
1)
2)
3)
3)
1)
2)
5)
4)
3)
7)
5)
1)
3)
3)
6)
6)
4)
2)
5 – 4

[6] ADJUSTMENTS
1. Adjust the cabinet surface position.
Loosen the fixing screws (4 pcs.) which are fixing the front cabinet,
and shift the front cabinet in the arrow direction to adjust the position.
bba
aDirection A
Direction B
6 – 1

[7] MAINTENANCE
1. Paper feed section
No. Name Work item Cycle Model Remark
1 Rollers Check 80 K AR-DE1 Reference: paper feed port counter
2 Brake spring Lubricate 160 K AR-DE1
3 Torque limiter Check 80 K AR-DE1
Replace 120 K or 2 years AR-DE1 Reference: Paper feed port counter
3
2
1
1
1
7 – 1

2. Paper transport section
No. Name Work item Cycle Model Remark
1 Transport rollers Clean 80 K AR-DE1
2 Rollers Clean 80 K AR-DE1
1
2
1
1
2
222
2
7 – 2

3. Drive section, others
No. Name Work item Cycle Model Remark
1 Gears Lubricate 80 K AR-DE1
2 Belts Check 240 K AR-DE1
3 Sensors Check 80 K AR-DE1
3
3
1
2
7 – 3