Sharp MX-4140N / MX-4141N / MX-5140N / MX-5141N (serv.man7) Service Manual ▷ View online
SERVICE MANUAL
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
SHARP CORPORATION
CODE: 00ZMX5141/S4E
MX-4140N/5140N
MX-4141N/5141N
MX-4141N/5141N
MODEL
DIGITAL FULL COLOR
MULTIFUNCTIONAL SYSTEM
MULTIFUNCTIONAL SYSTEM
CONTENTS
NOTE FOR SERVICING
[1]
PRODUCT OUTLINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2]
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
[3]
CONSUMABLE PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
[4]
EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . . . . . . . . . . . . . . . 4-1
[5]
ADJUSTMENTS AND SETTINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
[6]
SIMULATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[7]
TROUBLE CODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[8]
FIRMWARE UPDATE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[9]
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
[10] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
[11] VARIOUS STORAGE DATA HANDLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
[12] SERVICE WEB PAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
[13] OPERATIONAL DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1
[14] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-1
[15] TOOL LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-1
MX-4140N A
MX-5141N A
3
‘14/Jun
3
CONTENTS
NOTE FOR SERVICING
1. Precautions for servicing . . . . . . . . . . . . . . . . . . . . . . . . . i
2. Warning for servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
3. Note for installing site. . . . . . . . . . . . . . . . . . . . . . . . . . . . i
4. Note for handling PWB and electronic parts . . . . . . . . . .ii
5. Note for repairing/replacing the LSU . . . . . . . . . . . . . . . iii
6. Note for handling the drum unit, the transfer unit,
2. Warning for servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
3. Note for installing site. . . . . . . . . . . . . . . . . . . . . . . . . . . . i
4. Note for handling PWB and electronic parts . . . . . . . . . .ii
5. Note for repairing/replacing the LSU . . . . . . . . . . . . . . . iii
6. Note for handling the drum unit, the transfer unit,
the developing unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
7. Screw tightening torque . . . . . . . . . . . . . . . . . . . . . . . . . iii
[1]
PRODUCT OUTLINE
1. System diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
2. Main Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
3. Option list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1. System diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
2. Main Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
3. Option list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
[2]
SPECIFICATIONS
1. Basic specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2. Copy functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
3. Printer function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
4. Image send function. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
5. Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
6. Dimensions and Weight . . . . . . . . . . . . . . . . . . . . . . . 2-10
7. Ambient conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
1. Basic specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2. Copy functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
3. Printer function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
4. Image send function. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
5. Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
6. Dimensions and Weight . . . . . . . . . . . . . . . . . . . . . . . 2-10
7. Ambient conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
[3]
CONSUMABLE PARTS
1. Supply system table. . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
2. Maintenance parts list . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3. Definition the developer/drum life end . . . . . . . . . . . . . 3-5
4. Production number identification . . . . . . . . . . . . . . . . . 3-6
5. Environmental conditions . . . . . . . . . . . . . . . . . . . . . . . 3-6
1. Supply system table. . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
2. Maintenance parts list . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3. Definition the developer/drum life end . . . . . . . . . . . . . 3-5
4. Production number identification . . . . . . . . . . . . . . . . . 3-6
5. Environmental conditions . . . . . . . . . . . . . . . . . . . . . . . 3-6
[4]
EXTERNAL VIEW AND INTERNAL STRUCTURE
A. Identification of each section and functions . . . . . . . . . 4-1
A. Identification of each section and functions . . . . . . . . . 4-1
B. External view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
C. Internal operation parts . . . . . . . . . . . . . . . . . . . . . . . . 4-2
D. I/F Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
E. Operation panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
F.
DSPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
G. RSPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
H. Sensor, Detector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
I.
Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
J.
Clutches and solenoids . . . . . . . . . . . . . . . . . . . . . . . 4-12
K. Motors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
L. Rollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
M. Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
N. Fans and filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
O. PWB/Memory device . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
P.
Fuses and Thermostats . . . . . . . . . . . . . . . . . . . . . . . 4-21
[5]
ADJUSTMENTS AND SETTINGS
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
2. Adjustment item list . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
3. Details of adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
2. Adjustment item list . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
3. Details of adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
[6]
SIMULATION
1. General and purpose . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
2. Starting the simulation . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
3. List of simulation codes . . . . . . . . . . . . . . . . . . . . . . . . 6-3
4. Details of simulation . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
1. General and purpose . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
2. Starting the simulation . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
3. List of simulation codes . . . . . . . . . . . . . . . . . . . . . . . . 6-3
4. Details of simulation . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
[7]
TROUBLE CODE
1. Trouble code and troubleshooting . . . . . . . . . . . . . . . . 7-1
2. JAM and troubleshooting . . . . . . . . . . . . . . . . . . . . . . 7-36
1. Trouble code and troubleshooting . . . . . . . . . . . . . . . . 7-1
2. JAM and troubleshooting . . . . . . . . . . . . . . . . . . . . . . 7-36
[8]
FIRMWARE UPDATE
1. Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
2. Update procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
1. Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
2. Update procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[9]
MAINTENANCE
1. Works necessary when executing the maintenance . . . 9-1
2. Display of maintenance execution timing. . . . . . . . . . . 9-2
1. Works necessary when executing the maintenance . . . 9-1
2. Display of maintenance execution timing. . . . . . . . . . . 9-2
3. Maintenance list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3
4. Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-7
4. Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-7
[10] DISASSEMBLY AND ASSEMBLY
1. Disassembly of Units . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
2. Disassembly and assembly of each unit . . . . . . . . . 10-34
[11] VARIOUS STORAGE DATA HANDLING
1. HDD/SD card memory map . . . . . . . . . . . . . . . . . . . . 11-1
2. Necessary steps when replacing the PWB . . . . . . . . 11-3
3. Necessary works and notes for replacement of the mirror-
2. Necessary steps when replacing the PWB . . . . . . . . 11-3
3. Necessary works and notes for replacement of the mirror-
ing kit HDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-8
4. Note for installing and repairing the mirroring kit . . . 11-11
[12] SERVICE WEB PAGE
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
2. Details and operation procedures . . . . . . . . . . . . . . . 12-1
2. Details and operation procedures . . . . . . . . . . . . . . . 12-1
[13] OPERATIONAL DESCRIPTIONS
1. Operation panel section . . . . . . . . . . . . . . . . . . . . . . . 13-1
2. DSPF section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-3
3. RSPF section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-9
4. Scanner section . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-15
5. Manual paper feed section. . . . . . . . . . . . . . . . . . . . 13-17
6. Tray paper feed section . . . . . . . . . . . . . . . . . . . . . . 13-19
7. Paper transport section . . . . . . . . . . . . . . . . . . . . . . 13-22
8. Paper exit section. . . . . . . . . . . . . . . . . . . . . . . . . . . 13-23
9. ADU section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-24
10. LSU section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-26
11. OPC Drum section . . . . . . . . . . . . . . . . . . . . . . . . . . 13-29
12. Toner supply section . . . . . . . . . . . . . . . . . . . . . . . . 13-34
13. Developing section. . . . . . . . . . . . . . . . . . . . . . . . . . 13-36
14. Transfer section . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-38
15. Fusing section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-42
16. Fan and filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-45
17. Operations and specifications of counters . . . . . . . . 13-46
[14] ELECTRICAL SECTION
1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-1
2. Power line diagram . . . . . . . . . . . . . . . . . . . . . . . . . 14-10
3. Actual wiring chart . . . . . . . . . . . . . . . . . . . . . . . . . . 14-15
4. Signal list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-31
2. Power line diagram . . . . . . . . . . . . . . . . . . . . . . . . . 14-10
3. Actual wiring chart . . . . . . . . . . . . . . . . . . . . . . . . . . 14-15
4. Signal list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-31
[15] TOOL LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-1
MX-5141N NOTE FOR SERVICING - i
MX-5141N
Service Manual
NOTE FOR SERVICING
1.
Precautions for servicing
1)
When servicing, disconnect the power plug, the printer cable,
the network cable, and the telephone line from the machine,
except when performing the communication test, etc.
the network cable, and the telephone line from the machine,
except when performing the communication test, etc.
It may cause an injury or an electric shock.
2)
There is a high temperature area inside the machine. Use
extreme care when servicing.
extreme care when servicing.
It may cause a burn.
3)
There is a high voltage section inside the machine which may
cause an electric shock. Be careful when servicing.
cause an electric shock. Be careful when servicing.
4)
Do not disassemble the laser unit. Do not insert a reflective
material such as a screwdriver in the laser beam path.
material such as a screwdriver in the laser beam path.
It may damage eyes by reflection of laser beams.
5)
When servicing with the machine operating, be careful not to
squeeze you hands by the chain, the belt, the gear, and other
driving sections.
squeeze you hands by the chain, the belt, the gear, and other
driving sections.
6)
Do not leave the machine with the cabinet disassembled.
Do not allow any person other than a serviceman to touch
inside the machine. It may cause an electric shock, a burn, or
an injury.
inside the machine. It may cause an electric shock, a burn, or
an injury.
7)
When servicing, do not breathe toner, developer, and ink
excessively. Do not get them in the eyes.
excessively. Do not get them in the eyes.
If toner, developer, or ink enters your eyes, wash it away with
water immediately, and consult a doctor if necessary.
water immediately, and consult a doctor if necessary.
8)
The machine has got sharp edges inside. Be careful not to
damage fingers when servicing.
damage fingers when servicing.
9)
Do not throw toner or a toner cartridge in a fire. Otherwise,
toner may ignite and burn you.
toner may ignite and burn you.
10) When replacing a lithium battery on a PWB, only use the spec-
ified replacement battery.
If a battery of different specification is used, it may cause a
machine malfunction or breakdown.
machine malfunction or breakdown.
11) When carrying a unit with PWB or electronic parts installed to
it, be sure to put it in an anti-static-electricity bag.
It may otherwise cause a machine breakdown or malfunction.
2.
Warning for servicing
1)
Be sure to connect the power cord only to a power outlet that
meets the specified voltage and current requirements.
meets the specified voltage and current requirements.
Avoid complex wiring, which may lead to a fire or an electric
shock.
shock.
It may cause a fire or an electric shock.
2)
If there is any abnormality such as a smoke or an abnormal
smell, interrupt the job and disconnect the power plug.
smell, interrupt the job and disconnect the power plug.
It may cause a fire or an electric shock.
3)
Be sure to connect the grounding wire. If an electric leakage
occurs without grounding, a fire or an electric shock may
result.
occurs without grounding, a fire or an electric shock may
result.
To protect the machine and the power unit from lightening,
grounding must be made.
grounding must be made.
4)
When connecting the grounding wire, never connect it to the
following points.
following points.
grounding object by the authorities.
5)
Do not damage, break, or stress the power cord.
Do not put heavy objects on the power cable. Do not stress,
forcibly bend, or pull the power cord.
forcibly bend, or pull the power cord.
It may cause a fire or an electric shock.
6)
Keep the power cable away from a heat source.
Do not insert the power plug with dust on it into a power outlet.
It may cause a fire or an electric shock.
7)
Do not place liquids or foreign metallic objects inside the
machine.
machine.
It may cause a fire or an electric shock.
8)
Do not touch the power cord, insert the phone jack, operate
the machine, or perform service on the machine with wet or
oily hands.
the machine, or perform service on the machine with wet or
oily hands.
It may cause an electric shock.
3.
Note for installing site
Do not install the machine at the following sites.
1)
Place of high temperature, high humidity, low tempera-
ture, low humidity, place under an extreme change in tem-
perature and humidity.
ture, low humidity, place under an extreme change in tem-
perature and humidity.
Paper may get damp and form condensation inside the
machine, causing paper jam or copy dirt.
machine, causing paper jam or copy dirt.
For operating and storing conditions, refer to the specifications
described later.
described later.
2)
Place of extreme vibrations
It may cause a breakdown.
3)
Poorly ventilated place
An electrostatic type copier will produce ozone.
The quantity of ozone produced is designed to a low level so
as not to affect human bodies. However, continuous use of
such a machine may produce an ozone smell. Install the
machine in a well ventilated place.
as not to affect human bodies. However, continuous use of
such a machine may produce an ozone smell. Install the
machine in a well ventilated place.
CAUTION
DOUBLE POLE/NEUTRAL FUSING
(200V series only)
MX-5141N NOTE FOR SERVICING - ii
4)
Place of direct sunlight.
Plastic parts and ink may be deformed, discolored, or may
undergo qualitative change.
undergo qualitative change.
It may cause a breakdown or output quality problems.
5)
Place which is full of organic gases such as ammonium
The organic photo-conductor (OPC) drum used in the machine
may undergo qualitative change due to organic gases such as
ammonium.
may undergo qualitative change due to organic gases such as
ammonium.
Installation of this machine near a diazo-type copier and blue
print machine may result in poor quality output.
print machine may result in poor quality output.
* There was a trouble in a place where silicon-series gas or
volatile components are generated. Use great care for
avoiding this.
avoiding this.
6)
Place of much dust
When dust or contaminants enters the machine, it may cause
a breakdown or poor quality output.
a breakdown or poor quality output.
7)
Place near a wall
The machine will require ventilation.
If ventilation is not proper, poor output or machine failure may
result.
result.
8)
Unstable or irregular surface
If the machine is dropped or tips over, it may cause injury or
machine malfunction.
machine malfunction.
Use an optional desk or an exclusive-use desk.
When using the optional desk, be sure to fix the adjuster and
lock the casters.
lock the casters.
4.
Note for handling PWB and electronic
parts
parts
When handling the PWB and the electronic parts, be sure to
observe the following precautions in order to prevent against dam-
age by static electricity.
observe the following precautions in order to prevent against dam-
age by static electricity.
1)
When in transit or storing, put the parts in an anti-static bag or
an anti-static case and do not touch them with bare hands.
an anti-static case and do not touch them with bare hands.
2)
When and after removing the parts from an anti-static bag
(case), use an earth band as shown below:
(case), use an earth band as shown below:
* Put an earth band to your arm, and connect it to the
machine.
* When repairing or replacing an electronic part, perform the
procedure on an anti-static mat.
11-13/16"
(30cm)
(30cm)
11-13/16"
(30cm)
(30cm)
17-23/32"
(45cm)
(45cm)
