Sharp MX-LCX3N (serv.man3) Service Manual ▷ View online
MX-LCX3N PRODUCT OUTLINE 1 – 1
MX-LCX3N
Service Manual
[1] PRODUCT OUTLINE
This model is a large capacity paper feed tray installed to the main unit.
It stores 3,000 sheets, eliminating troublesome paper supply.
* The illustration of the main unit below is intended for the model of MX-5500N series.
It stores 3,000 sheets, eliminating troublesome paper supply.
* The illustration of the main unit below is intended for the model of MX-5500N series.
MX-LCX3N
Notes
* For the installation to the model of MX-850 series, only MX-M850 is applicable.
* When this model is connected to MX-850, upgrade the firmware of MX-LCX3N.
* If this model is installed to MX-850, it is necessary to install MX-MFX1 sold separately.
* When this model is connected to MX-850, upgrade the firmware of MX-LCX3N.
* If this model is installed to MX-850, it is necessary to install MX-MFX1 sold separately.
MX-LCX3N SPECIFICATIONS 2 – 1
MX-LCX3N
Service Manual
[2] SPECIFICATIONS
Model
Large capacity tray
Transport reference
Center reference
Heat reserving heater
Domestic: Heater kit support
Overseas: Service parts support
Overseas: Service parts support
Paper capacity
Domestic
Normal paper(64g/m
2
,17 lbs bond)
3500 sheets
Overseas
Normal paper(80g/m
2
,21 lbs bond)
3000 sheets
Paper size/type/weight
Refer to Table 1
Paper size detection
Not provided (Manually setting from the control panel of the main unit)
Paper type setting
Refer to Table 2
Paper size change system
Changeover by user
Yes (Changeover by manager is allowed)
Changeover by service man
(Adjustment of guide and entry of size)
(Adjustment of guide and entry of size)
No
Factory setting of paper size
Domestic
A3
Overseas, Inch series
11x17
Overseas, AB series
A3
Remaining
paper detection
paper detection
Paper empty and 6 steps
(100% ,83.3% ,66.7% ,50% ,33.3% ,16.7% ,Paper empty)
(100% ,83.3% ,66.7% ,50% ,33.3% ,16.7% ,Paper empty)
Tray lift time
Up
max. 30 sec.
Down
max. 15sec.
Troubleshooting of paper jam
Can be corrected without separating the unit.
Reliability
MCBJ:Conforms to the main unit
MCBF:Conforms to the main unit
MCBF:Conforms to the main unit
Life
Conforms to the main unit
Power source
Supplied from the main unit
Power consumption
Normal operation:50.4W Lift up:40.8W
Dimensions(WxDxH)
670x570x525mm, 26 3/8 x 22 7/16 x 20 21/32 inch
Occupying area(WxD)
670x570mm, 26 3/8 x 22 7/16 inch
* The rear cabin motor restrictor (10mm) is not included.
* The rear cabin motor restrictor (10mm) is not included.
Weight
Approx. 50kg, 110.1 lbs
Installation/Maintenance
Implemented by service man
Maintenance parts
Paper feed roller
Optional detection
Automatic detection
Bundled item
Parts for installation
Table 1:Paper size, type, weight
AB Series
Inch
Paper size
A3W
Yes
Yes
A3
Yes
Yes
B4
Yes
Yes
A4
Yes
Yes
A4R
Yes
Yes
B5
Yes
Yes
B5R
No
No
A5R
No
No
12x18
Yes
Yes
11x17
Yes
Yes
8.5x14
Yes
Yes
8.5x13
Yes
Yes
8.5x11
Yes
Yes
8.5x11R
Yes
Yes
7.25x10.5R
No
No
5.5x8.5R
No
No
8K *
No
No
16K *
No
No
16KR
No
No
Postcard
No
No
Envelope
No
No
Special
No
No
Kind/weight
of
applicable
paper
of
applicable
paper
Thin paper
55-59g/m
2
15-16- lbs bond
No
Normal
paper
paper
60-105g/m
2
16-28 lbs bond
Yes
Cardboard
1(including
gloss paper)
1(including
gloss paper)
106-209g/m
2
28+-56- lbs bond
Yes
Cardboard 2
210-256g/m
2
56-68 lbs bond
No
Envelope
75-90g/m
2
20-24 lbs bond
No
OHP paper
No
Label paper
No
Tab paper
No
* : Available for products for China only.
Table2:Paper type setting
Paper type
Normal paper
Yes
Printed paper
Yes
Recycled paper
Yes
Letter head
Yes
Perforated paper
Yes
Color paper
Yes
Cardboard 1
Yes
Cardboard 2
No
Thin paper
No
Label paper
No
OHP
No
Tab paper
No
Envelope
No
Use type 1 to 7
Yes
MX-LCX3N EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 – 1
MX-LCX3N
Service Manual
[4] EXTERNAL VIEWS AND INTERNAL STRUCTURES
1. Motor, clutch, solenoid
No.
Parts
Code
Signal name
Name
Type
Function/Operation
Active condition
1
LPFM
LPFM
Transport motor
Brushless motor
Drives the paper feed, and the paper
transport section.
transport section.
CN-G
5pin
5pin
→ Motor rotation clock
4pin
→ Sync signal: Normal HIGH
3pin
→ Enable signal: LOW when rotating
2
LLM
LLM
Lift motor
Brush motor
Lifts or lowers the paper feed table.
CN-B
Lifting: 10pin "24V", 15pin "L"
Lowering: 10pin "L", 15pin "24V"
Lifting: 10pin "24V", 15pin "L"
Lowering: 10pin "L", 15pin "24V"
3
LPFS
LPFS
Paper feed solenoid
Presses the paper pickup roller onto paper.
CN-E 8pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
4
LTLS
LTLS
Tray lock solenoid
Controls ON/OFF of the tray lock.
CN-D
Lock: "L" ("24V" after 0.5sec)
Release: "L" ("24V" after 0.5sec)
Lock: "L" ("24V" after 0.5sec)
Release: "L" ("24V" after 0.5sec)
5
LTRC
LTRC
Transport clutch
Controls ON/OFF of the transport roller.
CN-F 15pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
6
LPFC
LPFC
Paper feed clutch
Controls ON/OFF of the paper feed roller.
CN-F 11pin
ON: "L"
OFF: "24V"
ON: "L"
OFF: "24V"
7
LFAN
LFAN
Separation assist
fan
fan
Brushless motor
Assists feeding of paper.
CN-D 15, 16pin
ON: "L"
OFF: "5V"
ON: "L"
OFF: "5V"
MX-LCX3N EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 – 2
2. PWB, sensor, switch, heater
No.
Parts
Code
Signal name
Name
Type
Function/Operation
Active condition
1
LPUD
LPUD
LCC paper front surface
sensor
sensor
Detects paper front surface position
CN-C 8pin
Paper detected: "L"
Paper not detected: "H"
Paper detected: "L"
Paper not detected: "H"
2
LUD
LUD
Upper limit sensor
Detects the paper upper limit position.
CN-E 5pin
Upper limit: "H"
Other than Upper limit: "L"
Upper limit: "H"
Other than Upper limit: "L"
3
LPFD
LPFD
Transport sensor
Detects paper transport.
CN-E 11pin
Paper detected: "L"
Paper not detected: "H"
Paper detected: "L"
Paper not detected: "H"
4
LTOD
LTOD
The main unit connection
sensor
sensor
Detects connection to the main unit.
CN-F 19pin
Connected: "L"
Not connected: "H"
Connected: "L"
Not connected: "H"
5
LDSW
LDSW
Upper open/close switch
Detects open/close of the upper door.
CN-F 4pin 6pin
Open: "L"
Close: "24V"
Open: "L"
Close: "24V"
6
LLSW
LLSW
Upper limit switch
Protects the paper feed unit from breakage
due to lifting the tray too much.
due to lifting the tray too much.
CN-F 7pin
Normal: "24V"
Detection: "L"
Normal: "24V"
Detection: "L"
7
LPED
LPED
Paper presence/empty
sensor
sensor
Detects paper presence/empty on the paper
tray.
tray.
CN-E 2pin
Paper present: "L"
Paper empty: "H"
Paper present: "L"
Paper empty: "H"
8
A3-LCC PWB
—
A3-LCC PWB unit
Controls and drives the LCC.
9
LCSW
LCSW
Cassette detection switch
The tray insertion is detected.
CN-B 7pin
Cassette insertion: "24V"
Cassette puling out: "L"
Cassette insertion: "24V"
Cassette puling out: "L"
10
LRE
LRE
Lift motor encoder
The lift motor rotation is detected.
CN-C 4pin
Pulse
Pulse
11
LWRSW
LWRSW
LCC reverse-winding
detection switch
detection switch
Detects lift motor reverse-winding
CN-B 14pin
Normal: "24V"
Detection: "L"
Normal: "24V"
Detection: "L"
12
LTLD
LTLD
Tray lock sensor
Detects the tray lock
CN-C 7pin
Lock: "H"
Release: "L"
Lock: "H"
Release: "L"
13
LDD
LDD
Lower limit sensor
The lower limit of the tray is detected.
CN-C 3pin
Lower limit: "H"
Other than Lower limit: "L"
Lower limit: "H"
Other than Lower limit: "L"
14
DOWN SW PWB
—
Lowering SW PWB unit
Shifts the tray to the paper supply position.
15
LTLLED
LTLLED
Tray LED
The tray state is displayed with LED.
1
2
3
4
5
6
7
8
9
10
11
12
13
15
14