Sharp MX-B201D (serv.man9) Service Manual ▷ View online
MX-B201/B201D DISASSEMBLY AND ASSEMBLY 8 - 1
：'11/Oct/17
1
[8] DISASSEMBLY AND ASSEMBLY
The disassembly and assembly procedures are described for the
following sections:
following sections:
1. High voltage section
2. Operation panel section
3. Optical section
4. Fusing section
5. Tray paper feed/transport section
6. Manual paper feed section
7. Rear frame section
8
Power section
9. Duplex motor section (MX-B201D only)
10. Reverse roller section (MX-B201D only)
11. RSPF section
1. High voltage section
A. List
B. Disassembly procedure
1) Press the side cover open/close button and open the side
cover.
2) Push up the lock pawls (2 positions) of the side cover, and
remove the transfer charger.
C. Assembly procedure
For assembly, reverse the disassembly procedure.
D. Charger wire cleaning
1) Remove the charger cleaner from the manual paper feed unit.
Before disassembly, be sure to disconnect the power cord
for safety.
for safety.
1. Do not disconnect or connect any connector or harness
while the machine is plugged in. Especially be careful not
to disconnect or connect the harness between the MCU
PWB and the LSU (MCU PWB: CN5) when the machine is
plugged in. (If it is disconnected or connected while the
machine is powered, the IC inside the LSU will be
destroyed.)
to disconnect or connect the harness between the MCU
PWB and the LSU (MCU PWB: CN5) when the machine is
plugged in. (If it is disconnected or connected while the
machine is powered, the IC inside the LSU will be
destroyed.)
2. To disconnect the harness after turning on the power, be
sure to turn off the power and wait for at least 10 sec
before disconnection. (Note that a voltage still remains
immediately after turning off the power.)
before disconnection. (Note that a voltage still remains
immediately after turning off the power.)
No.
Part name Ref.
1
Transfer charger unit
2
Charger wire
1
1
1)
2)
2)
1)
1)
Transfer
charger
charger
Lock pawl rear
Lock pawl front
1)
MX-B201/B201D DISASSEMBLY AND ASSEMBLY 8 - 2
2) Clean the TC front guide and the TC holder with alcohol.
3) Insert the charger cleaner into the transfer unit, and move it a
few times in the direction of the arrow shown in the figure below.
E. Charger wire replacement
1) Remove the TC cover and remove the screw.
2) Remove the spring and remove the charger wire.
3) Install a new charger wire by reversing the procedures (1) and
(2).
At that time, be careful of the following items.
At that time, be careful of the following items.
• The rest of the charger wire must be within 1.5mm. Refer to Fig.1
• The spring hook section (charger wire winding section) must be
in the range of the projection section.
• Be careful not to twist the charger wire.
2. Operation panel section
A. List
B. Disassembly procedure
1) Open the side door, and Open the front cover.
1)
2)
3)
4)
No.
Part name Ref.
1
Operation panel unit
2
Operation PWB
1mm
1.5mm
Fig.1
1)
1)
2)
3)
Charger wire
Protrusion
1)
2)
MX-B201/B201D DISASSEMBLY AND ASSEMBLY 8 - 3
2) Remove the screws (4 pcs.), the harness, and the operation
panel unit.
3) Remove four screws, and remove the operation cabinet.
4) Remove eight screws, and remove the operation PWB.
C. Assembly procedure
For assembly, reverse the disassembly procedure
3. Optical section
A. List
B. Disassembly procedure
1) Remove four screws, and remove the rear cabinet and the rear
cabinet cover.
2) Remove two screws, and remove the earth wire.
3) Disconnect the connector.
4) Remove the RSPF unit.
1)
1)
1)
2)
1)
1)
3)
2)
2)
5)
5)
5)
5)
4)
NO.
Part name Ref.
1
Copy lamp unit
2
Copy lamp
3
Lens unit
1)
1)
2)
2)
1)
1)
2)
3)
1)
MX-B201/B201D DISASSEMBLY AND ASSEMBLY 8 - 4
5) Remove five screws. Remove the operation unit, and discon-
nect the connector.
6) Remove the right cabinet.
7) Remove the left cabinet.
8) Remove the screw, and remove the rear cover.
9) Remove the table glass.
10) Move the carriage to the position indicated on the figure.
11) Loosen the screw which is fixing the tension plate.
12) Move the tension plate in the arrow direction to release the ten-
sion, and remove the belt.
13) Remove the screw, and remove the rod stopper.
14) Remove the rod.
15) Lift the rear side of the carriage, remove the belt and the con-
nector, and remove the carriage.
2)
4)
5)
6)
7)
8)
1)
1)
1)
3)
1)
1)
1)
2)
4)
3)
1)
2)
3)
1)
2)
4)
3)
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