SHARP ARLC1 Service Manual
SERVICE MANUAL
CODE: 00ZARLC1//A1E
DIGITAL COPIER OPTION
LARGE-CAPACITY
PAPER FEED TRAY
MODEL AR-LC1
CONTENTS
[ 1 ] OUTLINE OF THE PRODUCT . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 2 ] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 3 ] UNPACKING AND INSTALLATI ON . . . . . . . . . . . . . . . . . . . . . . 3-1
[ 4 ] EXTERNAL VIEW AND INTERNAL CONSTRUCTION . . . . . . 4-1
[ 5 ] OPERATING PRINCIPLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
[ 6 ] DISASSEMBLY AND REINSTALLATION . . . . . . . . . . . . . . . . . 6-1
[ 7 ] ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[ 8 ] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[ 9 ] TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
[10] WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
[11] EXPLANATION OF THE CIRCUITS . . . . . . . . . . . . . . . . . . . . 11-1
PARTS GUIDE
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.
This document has been published to be used
SHARP CORPORATION
for after sales service only.
The contents are subject to change without notice.
CAUTION FOR BATTERY REPLACEMENT
(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
Mettre au rebut les batteries usagées conformément aux
(Swedish) VARNING
Explosionsfara vid felaktigt batteribyte.
Använd samma batterityp eller en ekvivalent
typ som rekommenderas av apparattillverkaren.
Kassera använt batteri enligt fabrikantens
le constructeur.
instructions du fabricant.
instruktion.
[1] OUTLINE OF THE PRODUCT
This paper feed unit stores about 3300 sheets of A4- or B5-size
paper to save the trouble of adding paper when a large amount of
copies is to be taken.
Note: If this large-capacity paper feed unit is to be installed, it is
required to install an optional single-stage paper feed desk
(AR-DE1) or special desk (AR-DD1).
AR-DE2 AR-LC1
[2] SPECIFICATIONS
(1) Paper feed capacity
Paper feed capacity 3300 sheets (64 g/m2 or equivalent)
(2) Amount detection
Paper amount detection Provided (5-stage sensors including
empty detection)
Detector 0% (empty), ∼ 25%, ∼ 50%, ∼ 75%,
∼ 100%
Paper size detection None
(3) Paper size
Paper size A4/B5
Paper weight 56 ∼ 105 g/m2 (14 ∼ 28 lbs) (Same as
the copier’s paper feed section)
(4) Size switching
Switching to be performed by service personnel
(6) Dehumidifying heater
Yes/No Yes
ON/OFF switch ON/OFF by dehumidification heater
switch on the copier
(7) Factory setting
Factory setting paper
size
Plate display A4
A4
(8) Power supply
Power supply supplied by the copier
(DC 5 V, DC 24 V)
(9) Power consumption
Max. power consumption about 17.6 W
At stand-by about 1.2 W
(5) Size detection
Size detection Setting by simulation
(10) External view
External dimensions 325 (wide) × 536 (deep) × 572 (high)
mm
Weight about 32 kg
Case color Frosty gray
1 – 1
[3] UPACKING AND INSTALLATION
1. Unpacking
2
1
4
4
1
5
3
1 Upper cushion 2 Installation manual
3 LCC 4 Lower cushion
5 Packing case
2. Installation procedure
Parts included
Mounting plate
(1 pc.)
Upper mounting plates
(2 pcs.)
Screws A (6 pcs.)
Remove the power cord from the copier and then
perform the following procedure.
1. Mount the upper mounting plates and the mounting
plate.
Make 6 holes for mounting (indicated with ) on the copier and
lower part of the stand using a Phillips screwdriver, etc. and remove
burs using a flat-blade screwdriver, etc.Mount the upper mounting
plates using screws A (two for each plate).
Connecting plate
(1 pc.)
Screw B (1 pc.) Screws C (2 pcs.)
Securing plate
(1 pc.)
Then remove 2 screws from the LCC cover on the copier and remove
the LCC cover.
Hole for mounting
LCC cover
Screw
Screws A
Upper
mounting plate
Hole for mounting
Screw
Screws A
Upper
mounting plate
Mounting plate
Screws A
3 – 1
2. Mount the connecting plate to the large 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.
Screw B
• If the axis is flush with the rib:
Push the large capacity tray toward the copier.
Top view
Axis
Rib
Step screws
‚a
‚`
‚a
‚`
Connecting plate
3. 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 while
lifting the large capacity tray a little.
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 2 screws C.
Connecting plate
• If the axis is not flush with the rib:
Loosen the 2 screws of the installation adjuster mounting plate located at the lower part of the large capacity tray and adjust as follows:
★ If the rib is to the right of the axis
Turn the knob clockwise to adjust.
After adjustment, tighten the 2 screws of the installation adjuster
mounting plate.
Top view
Axis
Rib
Screw
Mounting plate
Securing plate
1 2
Screws C
4. Check and adjust the height of the large capacity tray.
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.
★ If the rib is to the left of the axis
Turn the knob counterclockwise to adjust.
After adjustment, tighten the 2 screws of the installation adjuster
mounting plate.
3 – 2
Axis
Knob
Top view
Rib
Screw
Knob
5. Connect the connector of the large capacity 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.
Securing screw
Connector cover
Screw
Connector
To use the large capacity tray without changing the paper size from
the factory default setting:
★Proceed to step 12 of this installation manual.
At this time, insert the power plug of the copier to an outlet and turn
the power switch to the "ON" position.
★Factory default setting: A4 size
The paper size can be switched only to the B5 size.
To use the large capacity tray after changing the paper size from the
factory default setting:
7. Remove the stopper from the paper tray.
Pull out gently the paper tray until it stops and remove the stopper
securing screw located on the lower part of the right side to remove
the stopper.
Then pull out again the paper tray until it stops.
Stopper
6. 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.
Feed table securing screw
Securing materials
Securing materials
Feed table
Push back gently the paper tray to its original position.
Securing screw
8. Switch the rear end shaft.
Remove each rear end shaft securing screw (blue) which secures the
rear end shaft to the right side in the paper tray and remove the 2
rear end shafts.
Then fit the lower part of each removed rear end shaft to the mounting hole of the feed table of the paper tray and secure the upper part
to the position with B5 indication using a securing screw (blue).
Rear end shafts
Securing screw (blue)
Securing screw (blue)
Rear end shafts
Securing screw (blue)
3 – 3
Feed table
Mounting holes
9. Switch the size of side plates F and R
Remove the screws which secure the upper and lower parts of side
plates F and R and remove side plates F and R.
Then fit the lower parts of side plates F and R to the position with B5
indication, position also the upper parts to the B5 size position, and
secure the plates using two screws (blue) for each plate.
Screws (blue)
Side plate R
Screws (blue)
Side plate F
12. 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.
10. Mount the stopper of the paper tray.
Push in the paper tray a little, mount the stopper which has been
removed in step 9, and secure it using the screw. At this time, check
that the pawl of the stopper is caught by the stopper block of the large
capacity tray.
Then push back gently the paper tray to its original position.
Paper size switching is complete here.
Stopper block
Pawl
Stopper
Screw
Insert the power plug of the copier to an outlet,
turn the power switch to the "ON" position and
then perform the following procedure.
11. Register the paper size.
• Register the paper size with the key operation of the copier.
Portion a
Direction A
Left side
Right side
Portion b
Portion b
Tray cover unit
Portion a
Direction B
P
2 6 2C
The LCC size selection window will be displayed in the message
display with the operation above.
Select the number of the size to be registered in the message display, enter the number using the keys on the operation panel and
press the OK key to register it.
Then turn the power switch to the "OFF" position and then to the
"ON" position again.
Scale (pitch in mm)
Tray lock plate
3 – 4
• 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 make a copy again to check that the center is not displaced.
Fig. 1
Center line of paper
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)
3 – 5
[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 paper jam occurs.
2. Main parts
123
4
5
6
7
8
9
No. Name No. Name
1 Transport roller 2 Paper feed roller
3 Hitching roller 4 Reversion roller
5 Tray 6 Lift-up unit
7 Encoder 8 Height adjustment unit
9 Caster
4 – 1
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