AR-285 (serv.man4). AR280,285,335 Specifications — Sharp Copying Equipment Specification (repair manual)

Model
AR-285 (serv.man4)
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Specification
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Device
Copying Equipment / AR280,285,335 Specifications
File
ar-285-sm4.pdf
Date

View Sharp AR-285 (serv.man4) Specification online

[2] SPECIFICATIONS
1. Machine Type
Product
Name
CPM
Type
Document
Feeder
Paper
Exit
Memory
RAM
HD
AR-280
28
Simplex
Desk Top
SPF
2 Tray
16 MB
1 GB
AR-285
28
Duplex
Desk Top
RADF
2 Tray
16 MB
1 GB
AR-335
33
Duplex
Desk Top
RADF
2 Tray
16 MB
1 GB
Memory capacity is of the main body only, excluding optional ex-
pansion memory. 
2. Copy Speed
A. Basic Speed
AR-280
AR-285
AR-335
1 Scan 1 Copy
28 cpm
28 cpm
28 cpm
1 Scan Multi-copy
28 cpm
28 cpm
33 cpm
Speeds from all the paper feed ports including the normal copy
and the manual feed copy.
B. Normal copy (100%)
AR-280
AR-285
AR-335
A4/8.5 
×
 11
28
28
33
A3/11 
×
 17
14
14
17
B4/8.5 
×
 14/8.5 
×
 13
17
17
21
B5/A5/8.5 
×
 5.5
28
28
33
A4R/B5R/8.5 
×
 11
20
20
24
C. Enlargement copy (800%)
AR-280
AR-285
AR-335
A4/8.5 
×
 11
28
28
33
A3/11 
×
 17
14
14
17
B4/8.5 
×
 14/8.5 
×
 13
17
17
21
B5/A5/8.5 
×
 5.5
28
28
33
A4R/B5R/8.5 
×
 11
20
20
24
D. Reduction copy (25%)
AR-280
AR-285
AR-335
A4/8.5 
×
 11
28
28
33
A3/11 
×
 17
14
14
17
B4/8.5 
×
 14/8.5 
×
 13
17
17
21
B5/A5/8.5 
×
 5.5
28
28
33
A4R/B5R/8.5 
×
 11
20
20
24
E. First Copy Time
(1) Basic Speed
Model
AR-280
AR-285
AR-335
Speed
5.2 seconds
5.2  seconds
5.2 seconds
When the paper is fed from the Upper tray on the base unit. 
Machines are measured when paper is fed from the upper tray of
2-tray exit unit.
(2) Detail
AR-280
AR-285
AR-335
Upper
cassette
5.2 seconds
5.2 seconds
5.2 seconds
Lower
cassette
5.7 seconds
5.7 seconds
5.7 seconds
Multi-Baypass
Tray
5.3 seconds
5.3 seconds
5.3 seconds
Stand/Upper
paper drawer
6.6 seconds
6.6 seconds
6.6 seconds
Stand/Medium
paper drawer
6.9 seconds
6.9 seconds
6.9 seconds
LCC
5.9 seconds
5.9 seconds
5.9 seconds
Model
AR-280
AR-285
AR-335
When the SPF
is used
7.8 seconds
When the
RADF is used
8.8 seconds
8.8 seconds
When the paper is fed from the Upper tray on the base unit.
3. OC/DF
A. Document Table
A3/11 
×
 17
Document reference position Center left
Document detection
Yes
Detection size
Inch Series
11 
×
 17, 8.5 
×
 14, 8.5 
×
 11, 
8.5 
×
 11R, 8.5 
×
 5.5
AB Series
A3, B4, A4, A4R, A5
Australia
A3, 216 
×
 330, A4, A4R, A5 (Note 1)
B5 areas
A3, B4, A4, A4R, B5, B5R
OR guide
display
Inch Series
11, 8.5, 5.5
AB Series
A3/A4, B4/B5, A4R/A5, B5R, 
11, 8.5 (Note 2)
(Note 1) For also the other areas than Australia, "B4/8.5 
×
 11" can
be changed to "8.5 
×
 13" by the simulation.
(Note 2) The display of 8.5" for AB series is of the line display only.
There is no size display.
B. RADF (AR-285/AR-335)
(1) Document set
Set direction
Face up
Set position
Center reference
Set quantity
A4/8.5 
×
 11
50 sheets 35 
 80g/m
2
  Thickness Less than 6.5 mm
Greater than
the above
30 sheets 80 
 128g/m
2
  Thickness Less than 5 mm
  (50 sheets of 80g/m
2
(2) Document transport system
Document transport system
Belt system
Document fed sequence
Lower take-up paper feed 
(Face up paper feed)
(3) Document size
Document size
AB Series
A3 
 A5
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Weight
35 
 128g/m
2
 (10 
 34 lbs.)
2 – 1
(4) Document stop system
Document stop system
Stopper system
(Position control for single copy )
(Duplex copy)
(5) Document detection on the tray
Document detection
on the tray
Yes
Detection size
Inch Series
11 
×
 17, 8.5 
×
 14, 8.5 
×
 11, 
8.5 
×
 11R, 8.5 
×
 5.5, 8.5 
×
 13
AB Series
A3, B4, A4, A4R, A5, 8.5 
×
 13
B5 area
A3, B4, A4, A4R, B5, B5R, A5
Australia
A3, B4, A4, A4R, A5, 
216 
×
 330
Document guide
display
Inch Series
11, 8.5, 5.5
AB Seires
A3/A4, B4/B5, A4R/A5, B5R,
8.5 (Note)
(Note) AB series 8.5" display is of line display only. Size display is
not made. 
When setting Sim, "8.5 
×
 14" and "8.5 
×
 13" are separately detected. 
(7) Document mix feed
Document
mix feed
Mix paper feed
Possible (Same width size)
Random paper feed
Possible
No linkage with AMS is made.
(8) Document reversion
Document reversion
Yes
(9) Display
Display section
LED display
Document feed display section
Document remaining display
(10) Stream mode
Stream mode
The stream mode can be selected by the key
operation program.
C. SPF (AR-280)
(1) Document set
Set direction
Face down
Set position
Center reference
Set quantity
A4/8.5 
×
 11
30 sheets 30 sheets of 80g/m
2
 must be set.
For 80 
 128g/m
2
, paper of max.
4.7mm thick can se set.
Greater than
the above.
15 sheets
(2) Document transport
Document transport system
Sheet through type
Document feed sequence
Top take-up feed
(3) Document Size
Document Size
AB Series
A3 
 A5
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Paper Weight
50 
 128g/m
2
 (14 
 34 lbs.)
(4) Document detection
Detection
size
Inch Series
11 
×
 17, 8.5 
×
 14, 8.5 
×
 11, 
8.5 
×
 11R, 8.5 
×
 5.5
AB Series
A3, B4, A4, A4R, A5
Australia
A3, A4, A4R, A5, 216 
×
 330 (Note 1)
Document
guide
display
Inch Series
11, 8.5, 5.5
AB Series
A3/A4, B4/B5, A4R/A5, B5R, 8.5
(Note 2)
(Note 1) For also the other areas than Australia, "B4/8.5 
×
 11" can
be changed to "8.5 
×
 13" by the simulation.
(Note 2) The display of 8.5" for AB series is of the line display only.
There is no size display.
(5) Multi quantity
Multi quantity
In the high fidelity mode, multi copy is inhibited.
(6) Document mix feed
Mix paper feed
Allowed.
Random paper feed
Not allowed.
No linkage with AMS is made.
(7) Stream mode
Stream mode
The stream mode can be selected by the key
operation program.
(8) Document reverse
Document reverse
No
(9) Display section
Display section
No
4. Paper feed
A. Outline of paper feed 
Copy size
(Max. 
 Min.)
AB Series
A3 
 A6R
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Paper feed system
2 Tray + Manual Feed Tray
Paper feed capacity
500 
×
 2 + 50 (80g/m
2
)
Remaining
detection
Paper feed
tray section
Level detection available
(0, 
 25%, 
 50%, 
 75%, 
 100%)
Manual
Feed Tray
Empty detection only available 
B. Details of paper feed section 
(1) Paper feed tray
Paper feed
size
AB Series
A3/B4/A4/A4R/B5/B5R/A5
Inch Series
11 
×
 17/8.5 
×
 14/8.5 
×
 13/
8.5 
×
 11/8.5 
×
 11R/5.5 
×
 8.5
Paper weight
56 
 105g/m
2
 (14 
 28 lbs.)
Paper size selection
User operation (slide switch
system)
Slide switch
AB Series
A5/A4/A4R/B4/A3/B5/8.5 
×
 11/
EXTRA
Inch Series
11 
×
 17/8.5 
×
 14/8.5 
×
 13/8.5 
×
 11/
8.5 
×
 11R/5.5 
×
 8.5/A4/EXTRA
Cassette
attachment/detachment
Only the lower cassette possible
When the slide switch is set to "Special", the operation is made on the
set size of the key operator program.
(Sizes of 13" in AB series and B5 are set with the key operator
program.)
2 – 2
(2) Manual Feed Tray
Manual feed tray type
Folding, complete attachment
Paper size
AB Series
A3 
 A6R
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Paper
Weight
56 
 128g/m
2
 (14 
 34 lbs.),
176g/m
2
 (index paper), 200g/m
2
(cover paper) (For greater than
105g/m
2
, 28lbs, the size is A4 or
smaller. For greater than 128g/m
2
(34 lbs) portrait feed only.
Paper kind
Multi feed
Standard paper, special paper
Single feed
Standard paper, special paper, No.
2 original paper
Special
paper
OHP, label paper, reproduction
paper, index paper, cover paper
For multi and back surface copy,
only the single paper feed is
allowed.
Detection
size
AB Series
A3/B4/A4/A4R/B5/B5R/A5/A6R/
11 
×
 17/8.5 
×
 14/8.5 
×
 11/
7.25 
×
 10.5
Inch Series
11 
×
 17/8.5 
×
 14/8.5 
×
 11/
8.5 
×
 11R/5.5 
×
 8.5/7.25 
×
 10.5/
A3/B4/A4/B5/A6R
Manual feed
tray guide
display
AB Series
A3/A4, B4/B5, A4R/A5, B5R, 11,
8.5 (NOTE 2)
Inch Series
11 
×
 8.5, 5.5
(Note 1) Selection between 8.5 
×
 14 and 8.5 
×
 13 is possible with
the simulation.
(Note 2) For  11" 
×
 8.5" of AB series, only the line is displayed and
the size is not displayed.
(3) Dehumidifying heater
Yes/No
No
5. Multi Copy
Multi max. quantity
999
6. Warm up
Warm up time
Less than 65 Sec
Pre-heat yes/no
Yes
Jam recovery time
About 10sec (Leaving the machine for 60
sec after opening the door, standard
condition, polygon stop.)
7. Copy magnification ratio
Fixed
magnification
ratio
AB Series
25, 50, 70, 81, 86, 100, 115,
122, 141, 200, 400, 800%
5R + 6E
Inch Series
25, 50, 64, 77, 95, 100, 121,
129, 141, 200, 400, 800%
5R + 6E
Zoom width
25 
 800%
Independent magnification width
25 
 800% for
horizontal/vertical
8. Exposure
Exposure
mode
HiFi
Photo
2 gradations
Auto, character, character/photo,
photo
Manual steps
9 steps
Resolution
Read
400 dpi
Write
600 dpi
Gradation
Read
256 gradations
Write
2 gradations (Default)
256 gradations (high fidelity copy)
Toner save mode
Set with the key operator program.
(In U.K., it is treated by a
serviceman.)
9. Print Aria
A. Max. print area
Max. area
AB Series
416 
×
 293 mm
Inch Series
428 
×
 275 mm
B. Loss width
Void area
Lead edge 3 mm or less, rear edge 4 mm or less,
FR total 5 mm or less
Image Loss
Less than 5 mm
10. Paper Exit
A. Paper exit form
AR-280
AR-285
AR-335
Paper exit
form
2-tray paper
exit
2-tray paper
exit
2-tray paper
exit
B. Paper exit section
Paper exit tray capacity
Upper Tray
250 sheets
Lower Tray
100 sheets
Paper exit surface 
(Face up/Face down)
Upper Tray
Face up
Lower Tray
Face up
Paper exit timing
Upper Tray
Copy
Lower Tray
C. Paper size
Size
Paper Weight
Upper
Tray
AB Series
A3 
 A6R
50 
 128g/m
2
,
176g/m
2
, 200g/m
2
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Lower
Tray
AB Series
A3 
 A5
50 
 105g/m
2
Inch Series
11 
×
 17 
 8.5 
×
 5.5
Duplex pass section : 50 
 105g/m
2
For greater than 105g/m
2
, the paper size is A4/8.5 
×
 11 or smaller.
11. Duplex Module (AR-285/AR-335)
A. Auto Duplex Unit
AR-280
AR-285
AR-335
Auto Duplex Unit
Option
(AR-DU1)
Standard
Standard
2 – 3
B. Paper Size
Paper size
AB Series
A3, B4, A4, A4R, B5, B5R, A5
Inch Series
11 
×
 17, 8.5 
×
 14, 8.5 
×
 13, 8.5 
×
 11,
8.5 
×
 11R, 7.25 
×
 10.5
Paper Weight
56 
 105g/m
2
 (Same as the paper
feed section of the main body)
C. Capacity
Capacity
1 Sheet (Single Pass Method)
12. Shipping form
A. Packing form
Body
Body/accessories
B. Paper Size
First Tray
AB Series
A3
Inch Series
11 
×
 17
Second Tray
AB Series
A3
Inch Series
11 
×
 17
13. Additional functions
A. Main body functions
APS
AMS
AMS by flow scan with DF is not
allowed.
Auto tray switching
1 scan multi copy
Rotation copy
Electronic sort
Pre-heat
Conditions are set with the key
operation.
Auto shut off
Conditions are set with the key
operation.
Message display
Key operator program
Communication (RIC)
Process control
Coin vendor 
Only the connector is provided on
the PWB.
B. Copy function
Job call/registration
9
Dept. control
Max. 50 dept. (Only the copy
function is controlled.)
Binding margin
Shift width AB series: 9mm, Inch
series: 1/4" with adjustment
(Binding direction selectable)
Edge erase
AB series: 6mm, Inch series: 1/4"
with adjustment
Center erase
1-set, 2-copy
Independent zooming
25 
 800% for vertical/horizontal
White/black reversion
All surface only (only in the manual
mode)
Cover paper
Cover/back cover/cover and back
cover
OHP insert paper
Insert paper copy Yes/No
selectable
Zaurus print
Not provided for USA/Canada
Hatching
Mirror image
Centering
Multi shot (Nin1)
Paper feed size is up to A4.
Repeat copy
Date print
Time setting by the key operation.
Stamp registration
Distribution list
composition
Composed data
edition
Stamp function
Middle binding
Page print
A2 copy
Optional A2 copy expansion kit is
required. (Reduction copy by
dividing scan of A2 document.)
14. Options
(Model Name)
AR-280
AR-285
AR-335
Document
Feeder
SPF
Standard
RADF
Standard
Standard
Paper
Feed
1 Tray Desk
(AR-DE1)
Option
Option
Option
Large Capacity
Tray (AR-LC1)
Option
Option
Option
Tray Module
(AR-CS1)
Option
Option
Option
Desk (AR-DD1)
Option
Option
Option
Duplex
Module
Auto Duplex
Module (AR-DU1)
Option
Standard
Standard
Finishing
2-tray paper exit
unit
Standard
Standard
Standard
3-tray finisher
(AR-FN1)
Option
Option
Option
2 – 4
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  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).