Sharp AR-M160 (serv.man14) Service Manual ▷ View online
AR-M205 DISASSEMBLY AND ASSEMBLY 11-1
[11]DISASSEMBLY AND ASSEMBLY
WARNING Before performing the disassembly procedure, be sure to
remove the power cord to prevent against an electric shock.
1. High voltage section/Duplex transport
section
A.Transfer charger unit
B.Charger wire
Installation:
The spring tip must be between two reference ribs.
•The charger wire must be free from twist or bending.
•Be sure to put the charger wire in the V groove.
C.Duplex transport section
No.
Item
1
High voltage section/Duplex transport section
2
Optical section
3
Fusing section
4
Paper exit section
5
MCU
6
Optical frame unit
7
LSU
8
Tray paper feed section/Paper transport section
9
Manual multi paper feed section
10
Power section
11
Developing section
12
Process section
13
Others
No.
Content
A
Transfer charger unit
B
Charger wire
C
Duplex transport section
(3)
(1)
(2)
(1)
(1)
(2)
(3)
(3)
(3)
(5)
(4)
(2)
(3)
(2)
(1)
(1)
(1)
(2)
(3)
(3)
(4)
(3)
(3)
(1)
(1)
(2)
!"
AR-M205 DISASSEMBLY AND ASSEMBLY 11-2
2.Optical section
Note: When disassembling or assembling the optical unit, be careful not
to touch the mirror and the reflector.
A.Table glass
B.Copy lamp unit
Disassembly:
Be sure to put No. 2/3 mirror unit to the positioning plate
(A).
Assembly:
Put the notched surface of wire holder (3) downward,
tighten temporarily, and install.
Adjustment:
Main scanning direction distortion balance adjustment
C.Inverter PWB for copy lamp
D.Copy lamp
No.
Content
A
Table glass
B
Copy lamp unit
C
Inverter PWB for copy lamp
D
Copy lamp
E
Lens unit
F
Wire
(1)
(1)
(2)
(4)
(3)
(3)
(4)
(4)
(1)
(A)
(A)
(2)
(3)
(3)
(2)
(1)
(2)
(3)
(1)
(1)
(2)
(1)
(1)
(2)
(3)
(1)
(2)
# !"
AR-M205 DISASSEMBLY AND ASSEMBLY 11-3
E.Lens unit
Note: Do not remove screws which are not indicated in the figure. If the
height of the base plate is changed, it cannot be adjusted in the
market.
Note: The CCD/lens unit is factory-adjusted before shipping.
Since these adjustments cannot be performed in the market.
Never touch the screws other than screw 2) of the CCD/lens unit.
Lens unit attachment
<1>Attach the lens unit so that the lens unit number on the
lens adjustment plate is aligned with the scribe line on the
base plate.
base plate.
<2>Make a sample copy at the above position, and measure
the magnification ratio.
<3>Change the installing position in the horizontal direction to
adjust the magnification ratio.
•When the copy image is longer than the original, shift to
the positive (+) direction.
•When the copy image is shorter than the original, shift to
the negative (-) direction.
*
1 scale of the scribed line corresponds to 0.34% of
magnification ratio.
*
If this adjustment is not satisfactory, make a fine adjustment
with SIM 48-2.
with SIM 48-2.
F.Wire
CCD adjustment value
+4 scales
5.0~
+3 scales
3.6~4.9
+2 scales
2.2~3.5
+1 scale
0.8~2.1
Reference
-0.6~0.7
-1 scale
-2.0~ -0.7
-2 scales
-3.4~ -2.1
-3 scales
-4.8~ -3.5
-4 scales
~ -4.9
(1)
(1)
(2)
(2)
(1)
(3)
(3)
(4)
Reference line (0)
(+) direction
( ) direction
One division: 1.4mm
Lens unit number
(1)
(2)
(3)
(4)
(4)
$ !"
AR-M205 DISASSEMBLY AND ASSEMBLY 11-4
3.Fusing section
A.Fusing unit removal
B.Thermostat
C.Thermistor
Installation: When installing the thermistor, be sure to face the installing
projection (A) toward the installing surface.
Check that the thermistor is in contact with the upper heat
roller.
roller.
D.Heater lamp
Assembly: Insert the spring (A) into the hole (B) in the fusing frame.
Assembly: Put the paper guide earth spring (A) under the paper guide
(B) before fusing.
No.
Contents
A
Fusing unit
B
Thermostat
C
Thermistor
D
Heater lamp
E
Upper heat roller
F
Separation pawl
G
Lower heat roller
H
Separation pawl
(3)
(2)
(1)
(1)
(1)
(2)
(3)
(2)
(1)
(2)
(A)
(A)
(B)
(2)
(1)
(2)
(1)
(2)
(1)
(B)
(A)
% !"
Click on the first or last page to see other AR-M160 (serv.man14) service manuals if exist.