DOWNLOAD Sharp MX-B381 / MX-B401 (serv.man7) Service Manual ↓ Size: 46.25 MB | Pages: 127 in PDF or view online for FREE

MX-B381/B401  NOTE FOR SERVICING - iii

When repairing or replacing, be sure to observe the following
items.
1)

When repairing or replacing the LSU, be sure to disconnect
the power plug from the power outlet.

2)

When repairing or replacing the LSU, follow the procedures
described in this Service Manual.

3)

When checking the operations after repairing the LSU, keep all
the parts including the cover installed and perform the opera-
tion check.

4)

Do not modify the LSU.

5)

When visually checking the inside of the machine for the oper-
ation check, be careful not to allow laser beams to enter the
eyes.

If the above precaution is neglected or an undesignated work is
performed, safety may not be assured.

When handling the OPC drum unit, the transfer unit, and the devel-
oper unit, strictly observe the following items.
If these items are neglected, a trouble may be generated in the
copy and print image quality.
(Drum cartridge)
1)

Avoid working at a place with strong lights.

2)

Do not expose the OPC drum to lights including interior lights
for a long time.

3)

When the OPC drum is removed from the machine, cover it
with light blocking material. (When using paper, use about 10
sheets of paper to cover it.)

4)

Be careful not to attach fingerprints, oil, grease, or other for-
eign material on the OPC drum surface.

(Transfer unit)
1)

Be careful not to attach fingerprints, oil, grease, or other for-
eign material on the transfer belt and the transfer roller.

(Developer cartridge)
1)

Be careful not to attach fingerprints, oil, grease, or other for-
eign material on the developer unit.

(Fusing unit)
1)

Be careful not to put fingerprints, oil, grease, or other foreign
material on the fusing roller and the external heating belt.

2)

Do not leave the fusing roller in contact state for a long time.

MX-B381/B401  PRODUCT OUTLINE  1 – 1

MX-B401

Service Manual

 

MX-B381/B401

Digital multifunctional system

MX-CSX1

500-sheet paper feed unit

MX-CSX1

500-sheet paper feed unit

MX-CSX1

500-sheet paper feed unit

MX-BTX1

Business card feeder

MX-CSX2

500-sheet paper feed unit

MX-CSX2

500-sheet paper feed unit

MX-FN12

Finisher

MX-CSX2

500-sheet paper feed unit

AR-PF1

Bar code font kit

MX-FWX1

Internet fax expansion kit

MX-PUX1

XPS expansion kit

MX-USX1

Sharpdesk 1 license kit

MX-AMX1

Application integration

module

MX-AMX2

Application communication

module

MX-AMX3

External account module

MX-FXX3

Facsimile expansion kit

MX-SMX3

Expansion memory board

MX-USX5

Sharpdesk 5 license kit

MX-US10

Sharpdesk 10 license kit

MX-US50

Sharpdesk 50 license kit

MX-USA0

Sharpdesk 100 license kit

MX-FR16U

Data security kit

(Commercial version)

MX-SCX1

Staple cartridge

MX-B381/B401  PRODUCT OUTLINE  1 – 2

STD: Standard provision, OPT: Option, –: No setting
*1: Product key target

STD: Standard provision, OPT: Option, –: No setting
*1: To install the MX-PUX1, the MX-SMX3 is required.

Main body LCD

CL 8.5

RSPF

STD

Automatic duplex

STD

HDD

STD

System memory (For Program, Printer)

512MB

Local memory (Copier)

512MB

Copier

STD

GDI printer

–

SPDL/PCL printer

STD

PS printer

STD

EFI printer

–

FAX

OPT

Internet Fax

OPT *1

Network scanner

STD

Filing

STD

Security

OPT *1

OSA Expansion 

enable

Paper feed system

500-sheet paper feed unit

MX-CSX1

OPT

–

500-sheet paper feed unit

MX-CSX2

OPT

–

Business card feeder

MX-BTX1

OPT

–

Paper exit system

Finisher

MX-FN12

OPT

–

Electrical system (ROM)

Bar code font kit

AR-PF1

OPT

–

Data security kit

MX-FR16U

OPT

Yes

Electrical system (Software)

Internet fax expansion kit

MX-FWX1

OPT

Yes

XPS expansion kit

MX-PUX1

OPT *1

Yes

Sharpdesk 1 license kit

MX-USX1

OPT

–

Sharpdesk 5 license kit

MX-USX5

OPT

–

Sharpdesk 10 license kit

MX-US10

OPT

–

Sharpdesk 50 license kit

MX-US50

OPT

–

Sharpdesk 100 license kit

MX-USA0

OPT

–

Application integration module

MX-AMX1

OPT

Yes

Application communication module

MX-AMX2

OPT

Yes

External account module

MX-AMX3

OPT

Yes

Facsimile expansion kit

MX-FXX3

OPT

–

Memory

Expansion memory board

MX-SMX3

OPT

–

MX-B381/B401  CONSUMABLE PARTS  2 – 1

MX-B401

Service Manual

 

*1: Life: A4/Letter size at Area Coverage 5% (Reference: 8K for A4/Letter 6%)

The toner life may vary depending on the document density and temperature and humidity.

*2: 72K sheets or 550K rotations (For details, refer to item 4, "Life end conditions.")

The life of the above Developer Cartridge and the Drum Cartridge is 72K only when they are installed to the MX-B401.

*1: Life: A4/Letter size at Area Coverage 5% (Reference: 8K for A4/Letter 6%)

The toner life may vary depending on the document density and temperature and humidity.

*2: 72K sheets or 550K rotations (For details, refer to item 4, "Life end conditions.")

The life of the above Developer Cartridge and the Drum Cartridge is 72K only when they are installed to the MX-B381.

*1: The life is estimated with 5% coverage. It differs depending on the use conditions of the machine.

1

Toner Cartridge

Toner Cartridge with IC Chip (Toner : Net 215g)

x 1

10K *1

MX-B40NT1

10

2

Developer Cartridge

Developer Cartridge (Developer : Net 185g)

x 1

72K *2

MX-C40NVB

10

3

Drum Cartridge

Drum Cartridge
Charger Cleaner

x 1
x 1

72K *2

MX-C40NRB

10

1

Toner Cartridge

Toner Cartridge with IC Chip (Toner : Net 215g)

x 1

10K *1

MX-C38GTB

10

2

Developer Cartridge

Developer Cartridge (Developer : Net 185g)

x 1

72K *2

MX-C38GVB

10

3

Drum Cartridge

Drum Cartridge
Charger Cleaner

x 1
x 1

72K *2

MX-C38GRB

10

1

Heat roller kit

MX-C31HK

Upper heat roller assembly

1

120K

5

Lower heat roller assembly

1

External heating unit

1

Separation pawl lower

2

Separation pawl lower spring

2

Upper thermistor retainer

1

Upper thermistor

1

Lower thermistor

1

2

Primary transfer kit

MX-B40Y1

Intermediate transfer belt F

1

120K

5

Primary transfer roller F

1

Cleaning blade

1

PTC wire

1

PTC cleaner assembly

1

PTC cleaner B AS

1

Primary transfer drive coupling

1

3

Primary transfer belt unit

MX-B40U1

Primary transfer belt unit

1

120K

1

4

Secondary transfer roller unit

MX-C31U2

Secondary transfer roller unit

1

60K

1

5-1

Fusing unit

MX-C31FU1

Fusing unit (Heater lamp 120V)

1

120K

1

Ozone filter

1

5-2

Fusing unit

MX-C31FU

Fusing unit (Heater lamp 230V)

1

120K

1

Ozone filter

1

6

Filter kit

MX-C31FL

Ozone filter

1

120K

10

7

Toner collection container

MX-B40HB

Toner collection container

2

45K for 

one *1

5

LSU cleaner

2

8

Paper feed roller kit

MX-C31RT

Paper feed roller FT

1

Replace 
as needed.

10

Reference: About 100K 
(Commonly used for the 
MX-CSX1/MX-CSX2.)

Take-up roller FT

1

Separation roller FT

1

9

Manual paper feed roller kit

MX-C31MR

MF paper feed roller

1

Replace 
as needed.

10

Reference: About 100K

Manual paper feed separation pad unit

1

10

DF roller kit

MX-C31DF

Pickup_assembly

1

Replace 
as needed.

10

Reference: About 100K

Pad_separation_assembly

1

11

Staple cartridge

MX-SCX1

Staple cartridge

3

5000 times 

x 3

20

Consumable part of the 
MX-FN12 (option)