Read Sharp AR-M550 (serv.man4) Service Manual online
: Feb. 9 2004
1
AR-M550/M620/M700 SPECIFICATIONS 3 - 4
C. Scanner section (write)
(1)
Type
(2)
Laser unit specifications
(3)
Resolution
(4)
Gradation
D. Image processing section
(1)
Imaging speed
(2)
Photosensitive drum
(3)
Toner
(4)
Developer
(5)
Charging
(6)
Exposure
(7)
Developing system
(8)
Transfer
(9)
Paper separation system
(10)
Discharging
(11)
Cleaning
(12) Waste toner collector capacity
E. Fuser section
(1)
Type
(2) Fuser temperature
(Unit: °C)
(4)
Heat roller
(5)
Pressure roller
(6)
Method
F. Drive section
Scan system
Laser scanning
Rotation speed
34000 rpm (AR-M550N/U, AR-M620N/U)
40000 rpm (AR-M700N/U)
40000 rpm (AR-M700N/U)
Mirror surfaces
14 surfaces
Laser power
0.385 ±0.04 mW (AR-M550N/U, AR-M620N/U)
0.480 ±0.04 mW (AR-M700N/U)
0.480 ±0.04 mW (AR-M700N/U)
Laser beam size
Main scan: 60 – 85 mm,
sub scan: 75 – 110 mm
sub scan: 75 – 110 mm
Laser wavelength
770 – 795 nm
Scan width (sub scan
direction)
direction)
AB series: 420 mm
Inch series: 432mm
Inch series: 432mm
Main scanning direction
Sub scanning direction
600dpi
600dpi
2 gradations (1bit)
335 mm/sec (AR-M550N/U, AR-M620N/U)
395 mm/sec (AR-M700N/U)
395 mm/sec (AR-M700N/U)
Type
OPC
φ
80mm
Life
55ppm: 250K, 62/70ppm: 300K
1
1
1
1
Capacity
1430/1650g (Other countries), 1275g (Japan)
Capacity
725g x 2 (2 bags are used.)
Life
55ppm: 250K, 62/70ppm: 300K
Type
Corotron
Voltage
–590V±2V
System
Exposure from laser diode
System
Dry, 2-component magnetic brush development
Voltage
–500V±5V (Developing mode)
+150V (Cleaning mode)
+150V (Cleaning mode)
System
Static electricity transfer (transfer belt method)
Transfer section
35
µ
A (AR-M550N/U, AR-M620N/U)
40
µ
A (AR-M700N/U)
Cleaning mode (AC 4.5kV, DC –100V)
System
Curvature separation + Separation pawl
System
Discharging lamp method
System
Counter blade system
Capacity
40% of toner capacity
1
1
1
1
1
System
Heat roller attachment system
Mode
Control temperature
Fusing roller
Auxiliary heat roller
Inch
(U.S.A.,
Canada)
AB_B
(Europe, U.K.)
AB_A
(Australia)
Inch
(U.S.A.,
Canada)
AB_B
(Europe, U.K.)
AB_A
(Australia)
Copy/Print
mode
mode
Normal mode control temperature
Heat roller
200
205
200
205
Normal mode control temperature
Sub heat roller
200
205
200
205
Thick paper mode control temperature
Heat roller
200
205
200
205
Thick paper mode control temperature
Sub heat roller
200
205
200
205
Pre-heat
mode
mode
Energy saving mode control temperature
Heat roller
170
170
170
170
Control temperature in the energy save mode
Sub heat roller
170
170
170
170
1
Type
Teflon lined
Life
300K
Type
Silicone rubber roller
Life
300K
Forced release by releasing tabs
Drive section
Motor name
Motor type
Image scanner
Scanner motor
Stepping motor
Developing system
Developing motor
DC brush-less motor
Paper feed and
conveyance
conveyance
Paper feed motor
DC brush-less motor
Transfer, OPC drum
OPC drum motor
DC brush-less motor
Fusing
Fusing motor
DC brush-less motor
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