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MX-LCX2  DISASSEMBLY AND ASSEMBLY  6 – 3

B. Lift motor

1) Remove the drive unit. 
2) Remove the E-ring, and remove the parts.

3) Remove the screw, and remove the cover.

4) Remove the screw, and remove the lift motor.

5) Remove the ring, and remove the pulley.

C. Clutch

1)

Remove the paper feed unit. (Refer to "3. Each unit removal.")

2)

Remove the screw, and remove the cover.

3)

Remove the E-ring, and remove the parts.

4)

Disconnect the connector, and remove the screw.

5)

Remove the frame.

Summary of Contents for MX-LCX2

Page 1: ...ut notice SHARP CORPORATION CONTENTS CODE 00ZMXLCX2 S1E 1 PRODUCT OUTLINE 1 1 2 SPECIFICATIONS 2 1 3 UNPACKING AND INSTALLATION For unpacking and installation refer to the installation manual 2 4 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 1 5 OPERATIONAL DESCRIPTION 5 1 6 DISASSEMBLY AND ASSEMBLY 6 1 7 MAINTENANCE 7 1 8 ADJUSTMENTS 8 1 9 SIMULATION 9 1 10 SELF DIAG MESSAGE AND TROUBLE CODE 10 1 11 E...

Page 2: ...1 3 Paper empty detection 5 2 6 DISASSEMBLY AND ASSEMBLY 1 Maintenance parts replacement procedures 6 1 2 Each unit removal 6 1 3 Major parts removal 6 2 7 MAINTENANCE 1 Maintenance system table 7 1 8 ADJUSTMENTS 1 List 8 1 2 Details 8 1 9 SIMULATION 1 List 9 1 2 Details of trouble code 9 1 10 SELF DIAG MESSAGE AND TROUBLE CODE 1 Self diag 10 1 2 Trouble code list 10 2 3 Trouble code details 10 2 ...

Page 3: ...CX2 PRODUCT OUTLINE 1 1 MX LCX2 Service Manual 1 PRODUCT OUTLINE This model is a large capacity paper feed tray installed to the main unit It stores 3 500 sheets eliminating troublesome paper supply MX LCX2 ...

Page 4: ...t Power consumption Normal operation 26 4W Lift up 40 8W Dimensions WxDxH 370 x 550 x 525mm 14 9 16x21 41 64x20 21 32 inch Occupying area WxD 370x550mm 14 9 16x21 21 32 inch Weight Approx 28kg 61 7lbs 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 Paper...

Page 5: ... Lift motor Brush motor Lifts the paper feed table When the lower limit sensor is ON H level When the upper limit sensor is ON L level 3 LTRC LTRC Transport clutch Controls ON OFF of the transport roller 4 LPFC LPFC Paper feed clutch Controls ON OFF of the paper feed roller When paper feed is started H level After starring transport pickup OFF it is turned OFF by the timer 5 LPFS LPFS Paper feed s...

Page 6: ...sensor Detects connection to the main unit When connected L level 12 LPFD LPFD Transport sensor Detects paper transport L level at paper remaining detection 13 LUD LUD Upper limit sensor Detects the paper upper limit position When H level ON the lift up motor stops 14 LPED LPED Paper presence empty sensor Detects paper presence empty on the paper tray When paper is detected L When lifting up if L ...

Page 7: ...tch LPFC and the paper feed solenoid LPFS at the following timing When the transport clutch LTRC is turned ON with the transport motor LRFM ON rotating the transport roller rotates When the paper feed clutch LPFC is turned on under this state the paper feed roller and the take up roller rotate When the paper feed sole noid LPFS is turned ON the take up roller is pushed down to press paper LCC pape...

Page 8: ...per feed operation paper presence empty is detected by the paper presence empty sensor LPED When paper empty is detected in the tray during paper feeding paper feeding is stopped 1 Paper feed roller clutch 2 Take up roller 3 Paper feed roller 4 Paper feed solenoid 5 Transport clutch 6 Transport motor 7 Lift up motor 3 4 5 1 2 6 7 ...

Page 9: ...d remove the sheet 3 Remove the pawl and remove the take up roller and the paper feed roller 4 Remove the screw and remove the paper guide block 5 Remove the pawl and remove the reverse roller 2 Each unit removal A Paper feed unit 1 Pull out the tray 2 Open the upper cover and remove three screws 3 Remove the upper cabinet 4 Disconnect the connectors 2 positions 5 Remove the screw and remove the p...

Page 10: ...ction 3 Remove the screws from the left and right rail sections 4 Remove the tray unit from the rail C Drive unit 1 Remove the screw and remove the rear cover 2 Remove the connectors 2 positions 3 Remove the screw and remove the drive unit 3 Major parts removal A Motor Main 1 Remove the screw and remove the rear cover 2 Disconnect the connector 3 Remove the screw and remove the motor ...

Page 11: ...e screw and remove the cover 4 Remove the screw and remove the lift motor 5 Remove the ring and remove the pulley C Clutch 1 Remove the paper feed unit Refer to 3 Each unit removal 2 Remove the screw and remove the cover 3 Remove the E ring and remove the parts 4 Disconnect the connector and remove the screw 5 Remove the frame ...

Page 12: ...r feed solenoid 1 Remove the paper feed unit 2 Remove the cover 3 Remove the screw and remove the unit 4 Disconnect the connector 5 Remove the screw and remove the solenoid E Torque limiter 1 Remove the paper feed unit 2 Remove the cover 3 Remove the E ring and the screw and remove the parts 4 Lift the shaft and remove the torque limiter ...

Page 13: ...t roller 1 Remove the paper feed unit 2 Remove the cover 3 Remove the spring and remove the screw 4 Remove the plate cover and remove the lever 5 Remove the clutch 6 Remove the screw and the E ring and remove the parts 7 Remove the transport roller ...

Page 14: ...rks 1 Pick up roller each paper feed roller As a rough guide these rollers should be replaced when the LCC paper feed counter reaches a value of 100K Sim22 9 or when one year has elapsed since the start of use 2 Torque limiter As a rough guide the torque limiter should be replaced when the LCC paper feed counter reaches a value of 800K Sim22 9 3 Each transport rollers 4 Each transport paper guides...

Page 15: ...o the EEPROM and the RAM and printing for adjustment pattern image is started After printing is finished the EXECUTE but ton returns to the normal display status 6 Check the adjustment pattern image position Measure the dimensions of the void area in the adjustment pattern front and rear frame directions and ensure that they satisfy the conditions shown below If condition of A B 0 3 0mm is satisfi...

Page 16: ...ette 1 1 to 99 50 Yes D CS2 Print off center adjustment value cassette 2 1 to 99 50 Yes E CS3 Print off center adjustment value cassette 3 1 to 99 50 Yes F CS4 Print off center adjustment value cassette 4 1 to 99 50 Yes G LCC Print off center adjustment value LCC 1 to 99 50 Yes H ADU Print off center adjustment value ADU 1 to 99 50 Yes I MULTI COUNT Number of printed sheets 1 to 999 1 No J PAPER M...

Page 17: ...t less than LT size 1 to 99 50 K MANUAL PLAIN PAPER S Manual tray deflection adjustment value Normal paper small size Not more than LT size 1 to 99 50 L MANUAL PLAIN PAPER L Manual tray deflection adjustment value Normal paper large size Not less than LT size 1 to 99 50 M MANUAL HEAVY PAPER1 S Manual tray deflection adjustment value Cardboard1 small size Not more than LT size 1 to 99 50 N MANUAL H...

Page 18: ...e the proce dures shown below 6 Change the adjustment values of the adjustment items A DEN C and B DEN B As the adjustment value of the item A DEN C is decreased by 1 the print start position is moved to the lead edge side of paper against the paper feed direction by 0 1mm As the adjustment value of the item B DEN B is decreased by 1 the print range is increased to the trailing edge side of paper ...

Page 19: ... direction print area adjustment 1 to 99 20 Yes Amount of void to be created at the trailing edge of paper As the adjustment value of the item B DEN B is decreased by 1 the sub scanning print range adjustment value is decreased by 0 1mm C FRONT REAR FRONT REAR void amount adjustment 1 to 99 20 Yes Amount of void to be created at the right and left edges of paper As the value is increased the void ...

Page 20: ...ge capacity tray LCC and the control circuit Operation test Check Large capacity tray LCC 3 Used to check the operations of the loads in the large capacity tray LCC and the control circuit Operation test Check Large capacity tray LCC 5 Used to check the operations of the clutch LTRC in the LCC and the monitor Operation test Check Large capacity tray LCC 15 Used to cancel the self diag U6 09 large ...

Page 21: ...ed LTRC key to check the sync signal When normal OFF When abnormal ON 15 15 Purpose Clear cancel Trouble etc Function Purpose Used to cancel the self diag U6 09 F3 12 F3 22 largecapacity paper feed tray paper feed tray 1 2 trouble Section LCC Operation Procedure 1 Press EXECUTE key 2 Press YES key to execute cancellation of the trouble SIMULATION NO 04 05 TEST LCC SYNCRONIZING SIGNAL CHECK LTRC LT...

Page 22: ...chine always monitors its own state When the machine recognizes a trouble it stops the operation and displays the trouble message A warning message is displayed when a consumable part life is nearly expired or is expired When a warning message is displayed the machine may be or may not be stopped The trouble messages and the warning messages are displayed by the LCD Some trouble messages are autom...

Page 23: ...error after turning ON the power or canceling the exclusive simulation LCC and machine model codes discrepancy error Section PCU Case 1 Cause Connector and harness connection trouble or disconnection LCC control PWB trouble control PCU PWB trouble malfunction due to electrical noises Check and Remedy Turn OFF ON the power to cancel the trouble Check the connector and the harness of the communicati...

Page 24: ...P 03V NC SMR 03V N ELR 03V 1 2 LLM LLM GND 5 4 LPFM T 24V GND1 LPFM EN LPFM CLK 2 3 PHR 5 1 5V 3 2 1 LCD GND2 1 3 ELP 03V 2 3 2 1 1 3 2 2 1 3 N C 5V LLM 5 GND2 6 9 N C 7 B14B PHDSS B 2 8 3 GND2 LPFM EN LCD 4 LPFM T 10 LLM GND 11 LPFM CLK CN E 1 GND1 1 2 GND1 13 24V LOSW 14 7 12 11 10 9 3 5 2 SMR 18V N 2 3 6 8 1 4 1 2 1 2 1 GND2 1 LPED 2 LUD 5V 1 GND2 2 3 1 5V 3 3 2 13 14 15 16 17 18 SMP 03V NC SMR...

Page 25: ...put buffer 24V 5V Input buffer Input buffer Input buffer Input buffer Transistor array Sensor input circuit Current control circuit Lift motor drive circuit Poly switch 1 1A L24VM LDSW LLSW Upper limit monitoring circuit Upper door monitoring circuit 24V monitoring circuit Upper door latch switch Upper limit switch LCC lift motor MX 2300 2700 F F Tray upper limit sensor Transport sensor Tray lower...

Page 26: ...LCC 5 2 CN A 12 N C 7 DTR LCC 6 24V 8 10 RXD LCC GND2 TXD LCC S 10 16 14 1 18 12 5 5V GND1 11 17 LTRC 7 GND2 GND2 LPFS 24V CN C 24V 15 5V 4 13 LTOD 20 22 9 B24B PHDSS B 2 8 LPED 5V 23 5VR 24 3 LPFD 5V 19 GND2 LPFC 21 GND2 2 1 3 4 5 6 24V L24VM 24V LLSW GND2 CN D B10B PHDSS B 7 9 10 GND2 GND2 8 24V LDSW GND2 GND2 E GND2 GND2 5V EXIN2 EXIN1 24V LLSW 24V L24VM GND B14B PHDSS B 11 9 TXD_LCC 4 3 5V 5 2...

Page 27: ...NC SMP 03V NC SMR 02V N SMP 02V NC SMR 03V N LDD LDD 5V 1 GND2 2 3 3 2 1 2 3 1 SMP 03V NC SMR 03V N 1 SMP 03V NC 3 2 SMR 03V N 2 1 3 GND2 1 3 5VR 2 LPFD LPFD 1 2 1 2 ELR 04NV ELP 04NV 4 3 4 3 SMR 03V N SMP 03V NC 3 2 1 2 1 3 Main unit LTRC 3 2 1 24V N C LTRC 1 13 6 3 11 12 8 9 ELR 15V 4 15 10 2 7 5 14 4 12 ELR 12V 5 N C N C TXD LCC RXD LCC DTR LCC DSR LCC RES LCC F G 5V GND2 24V GND1 TRC LCC N C N...

Page 28: ...bout 220 C which is about 40 C higher than that of conventional lead solder and its soldering capacity is inferior to conventional one it is apt to keep the soldering iron in contact with the PWB for longer time This may cause land separation or may exceed the heat resistive temperature of components Use enough care to separate the soldering iron from the PWB when completion of soldering is confir...

Page 29: ... Applicable to battery operated equipment Applicable to battery operated equipment ...

Page 30: ...SHARP CORPORATION Digital Document System Group CS Promotion Center Yamatokoriyama Nara 639 1186 Japan 2006 June Printed in Japan ...

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