Sharp AR-M35 / AR-M450 (serv.man12) Service Manual ▷ View online
AR-M350 DISASSEMBLY AND ASSEMBLY, MAINTENANCE 7-10
Original width detection volume installation
<1>Extend the original guide to the maximum position.
<2>Adjust so that the mark on the width detection pinion gear is fitted
<2>Adjust so that the mark on the width detection pinion gear is fitted
with the mark on the volume mounting plate.
<3>Fix the mounting plate with the screw.
*
When the rotational volume sensor is replaced, the sensor value
must be adjusted to the paper size (mark on the tray).
must be adjusted to the paper size (mark on the tray).
(Refer to the SIM 53-6 or 53-7.)
g. Original paper feed unit
1) Remove the OC cover.
2) Remove the SPF lower cover.
2) Remove the SPF lower cover.
3) Remove the original paper feed unit.
h. Take-up roller, paper feed roller
1) Remove the upper transport unit cover.
2) Remove the paper feed roller cover.
3) Remove the hook of each roller, and remove each roller.
i. CIS unit
1) Remove the upper transport unit cover.
2) Remove the CIS unit.
*
When the CIS unit is replaced, the CIS shading adjustment must be
performed. (Refer to the descriptions of ADJUSTMENTS.)
performed. (Refer to the descriptions of ADJUSTMENTS.)
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AR-M350 DISASSEMBLY AND ASSEMBLY, MAINTENANCE 7-11
3) Remove the cover, and remove the CIS control PWB.
*
For easy installation of the cover, slide the earth line to the connector
side when attaching.
Note: The CIS unit is factory-adjusted before shipping.
Since these adjustments cannot be performed in the
market, never touch the following screws of the CIS unit.
j. Open sensor
1) Remove the open sensor.
k. Paper exit sensor
1) Remove the paper exit sensor.
l. Paper exit roller
1) Remove the original paper feed unit.
2) Remove the paper exit roller gear.
2) Remove the paper exit roller gear.
3) Remove the paper exit frame, and remove the paper exit roller.
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AR-M350 DISASSEMBLY AND ASSEMBLY, MAINTENANCE 7-12
m. SPF motor
1) Remove the original paper feed unit.
2) Remove the SPF drive unit.
2) Remove the SPF drive unit.
3) Remove the SPF motor.
n. SPF resist roller, SPF resist roller clutch
1) Remove the SPF resist roller unit.
2) Remove the SPF resist roller and the SPF resist roller clutch.
o. SPF paper feed unit, original paper feed solenoid,
SPF original paper feed clutch
1) Remove the SPF paper feed unit.
2) Remove the SPF paper guide.
3) Remove the SPF pickup unit.
4) Remove the original paper feed solenoid and the SPF original paper
feed clutch.
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AR-M350 MACHINE OPERATION 8-1
[8] MACHINE OPERATION
1. Acceptable originals
A stack of up to 50 original sheets of the same size paper can be set in
the document feeder tray provided the stack
height is within the limit shown below.
A stack of up to 30 mixed size originals can be set if the width of the
A stack of up to 30 mixed size originals can be set if the width of the
originals is the same and the stack height is within
the limit shown below. In this case, however, stapling and duplex will not
function and some special functions may not
function and some special functions may not
give the expected result.
A. Size and weight of acceptable originals
B. Total amount of originals that can be set
in the document feeder tray
<Notes on use of the automatic document feeder>
•Use originals within the specified size and weight ranges. Use of
originals out of the specified range may cause an original misfeed.
•Before loading originals into the document feeder tray, be sure to
remove any staples or paper clips.
•If originals have damp spots from correction fluid, ink or glue from
pasteups, be sure they are dried before they are fed. If not, the interior
of the document feeder or the document glass may be soiled.
of the document feeder or the document glass may be soiled.
•To prevent incorrect original size detection, original misfeeds or
smudges on copies, use the following as a guide for feeding originals.
Transparency film, tracing paper, carbon paper, thermal paper or
originals printed with thermal transfer ink ribbon should not be fed
originals printed with thermal transfer ink ribbon should not be fed
through the document feeder. Originals to be fed through the feeder
should not be damaged, crumpled or folded or have loosely pasted
paper on them or cutouts in them. Originals with multiple punched holes
paper on them or cutouts in them. Originals with multiple punched holes
other than two-hole or three-hole punched paper may not feed correctly.
•When using originals with two or three holes, place them so that the
punched edge is at a position other than the feed slot.
2. Standard original setting orientation
Descriptions of functions that follow in this manual assume that originals
are oriented as shown.
are oriented as shown.
Place originals in the document feeder tray or on the document glass so
that the top of the original is positioned to the rear side of the machine.
If not, staples will be incorrectly positioned and some special features
If not, staples will be incorrectly positioned and some special features
may not give the expected result.
3. Automatic copy image rotation
- rotation copying
If the orientation of the originals and copy paper are different, the original
image will be automatically rotated 90" and copied. (When an image is
image will be automatically rotated 90" and copied. (When an image is
rotated, a message will be displayed.) When enlargement of originals
larger than 8-1/2" x 11" or A4 is selected, rotation cannot be done.
4. Adjustment values
A. Processing adjustment values
Each controller has its EEPROM. The adjustment values are collected to
the MFP controller.
the MFP controller.
If any adjustment value is changed, the changed value is returned to the
controller and saved.
14 lbs. or
50g/m
2
2
2
34 lbs. or
128g/m
2
Original size:
(148 x 210 mm)
5-1/2" x 8-1/2"
or A5
11" x 17"
or A3
(297 x 420 mm)
Weight (thickness):
g/m
... Weight of a sheet of paper of 1 m
3/16" or 5.0 mm
or less
1/4" or 6.5 mm
or less
Total aggregate thickness must not exceed 1/4" or
6.5 mm (for 14 to 21 lbs. or 50 to 80 g/m
2
paper).
Total aggregate thickness must not exceed 3/16" or
5.0 mm (for 21 to 34 lbs. or 80 to 128 g/m
2
paper).
Hole positions
Hole positions
Hole
positions
Top
Top
Top
Bottom
Bottom
Bottom
Top
Bottom
[Example]
Orientation of original
Orientation of paper
Copy after rotation
Face down
Face down
LCD
PCU
Transmission of saved
adjustment value
(When turning on the power, etc.)
When any adjustment value is
changed, it is retuned to each
controller and saved.
SCANNER
CONTROLLER
MFP CONTROLLER
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