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[1] PRODUCT OUTLINE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
[3] EXTERNAL VIEWS AND INTERNAL STRUCTURES . . . . . . . . . . . . . . 3-1
[4] OPERATIONAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
[5] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
[6] MAINTENANCE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[7] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
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.
SERVICE MANUAL
DIGITAL
MULTIFUNCTIONAL SYSTEM OPTION
LARGE CAPACITY TRAY
MODEL
CONTENTS
MX-LC12
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
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Summary of Contents for Sharp MX-LC12
- Page 1 DIGITAL MULTIFUNCTIONAL SYSTEM OPTION LARGE CAPACITY TRAY MX-LC12 MODEL CONTENTS [1] PRODUCT OUTLINE........1-1 [2] SPECIFICATIONS .
- Page 2 CONTENTS [1] PRODUCT OUTLINE ......1-1 [5] DISASSEMBLY AND ASSEMBLY 1. Maintenance parts replacement procedures ..5-1 [2] SPECIFICATIONS .
- Page 3 MX-LC12 [1] PRODUCT OUTLINE Service Manual When using this unit, check for necessity of any other options referring to the configuration of the Service Manual of the main machine. MX-LC12 PRODUCT OUTLINE 1 – 1...
- Page 4 221-256g/m Cardboard 3 59-68 lbs bond 75-90g/m Envelope 20-24 lbs bond OHP paper Label paper Tab paper *1) Setting of paper in B5 size is enabled in only AB series size paper is available. MX-LC12 SPECIFICATIONS 2 – 1...
- Page 5 Turned OFF after starting transport. Paper feed Presses the paper pickup roller onto Turned ON by the timer. LPFS LPFS solenoid paper. * Lift-up - When paper empty detection is made: ON MX-LC12 EXTERNAL VIEWS AND INTERNAL STRUCTURES 3 – 1...
- Page 6 LLSW LLSW switch due to lifting the tray too high. Upper open/ LDSW LDSW Detects open/close of the upper door. close switch Thermal Keeps temperature in the LCC tray. heater *Option MX-LC12 EXTERNAL VIEWS AND INTERNAL STRUCTURES 3 – 2...
- Page 7 Third sheet Fourth sheet Fifth sheet Preliminary paper Preliminary paper Preliminary paper Preliminary paper Preliminary paper feed complete feed complete feed complete feed complete feed complete Paper feed start Paper feed start Paper feed start MX-LC12 OPERATIONAL DESCRIPTION 4 – 1...
- Page 8 When the tray lifts and stops at the paper feed position and during paper 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. MX-LC12 OPERATIONAL DESCRIPTION 4 – 2...
- Page 9 Remove the pawl, and remove the take-up roller and the paper feed roller. Open the upper cover, and remove three screws. Remove the upper cabinet. Remove the screw, and remove the paper guide block. Remove the pawl, and remove the reverse roller. MX-LC12 DISASSEMBLY AND ASSEMBLY 5 – 1...
- Page 10 Disconnect the connectors (2 positions). Remove the screws from the left and right rail sections. Remove the screw, and remove the paper feed unit. Remove the tray unit from the rail. MX-LC12 DISASSEMBLY AND ASSEMBLY 5 – 2...
- Page 11 Remove the screw, and remove the drive unit. Remove the ring, and remove the pulley. 3. Major parts removal A. Motor (Main) Remove the screw, and remove the rear cover. Disconnect the connector. Remove the screw, and remove the motor. MX-LC12 DISASSEMBLY AND ASSEMBLY 5 – 3...
- Page 12 Remove the E-ring, and remove the parts. Remove the cover. Remove the screw, and remove the unit. Disconnect the connector, and remove the screw. Disconnect the connector. Remove the screw, and remove the solenoid. Remove the frame. MX-LC12 DISASSEMBLY AND ASSEMBLY 5 – 4...
- Page 13 Remove the plate cover, and remove the lever. Lift the shaft, and remove the torque limiter. Remove the clutch. Remove the screw and the E-ring, and remove the parts. Remove the transport roller. MX-LC12 DISASSEMBLY AND ASSEMBLY 5 – 5...
- Page 14 As a rough guide, the torque limiter should be replaced when the LCC paper Torque limiter feed counter reaches a value of 800K (Sim22-9). Each transport rollers Each transport paper guides Each gears Each belts Each sensors MX-LC12 MAINTENANCE 6 – 1...
- Page 15 GND1 /LPFM-EN LPFM-T CN-D /LPFM-CLK B10B-PHDSS-B +24V(LDSW) +24V(LLSW) GND2 GND2 +24V(LLSW) GND2 GND2 +24V(L24VM) GND2 +24V(L24VM) GND2 /LPED GND2 LPFS N.C. GND1 +24V +5VR /LPFC GND2 /LPFD /LTOD GND2 GND2 +24V N.C. /LTRC GND2 MX-LC12 ELECTRICAL SECTION 7 – 1...
- Page 16 2. Block diagram MX-LC12 ELECTRICAL SECTION 7 – 2...
- Page 17 3. Wiring diagram Large capacity tray (A4) MX-LC12 ELECTRICAL SECTION 7 – 3...
- Page 18 Upper limit switch Upper open/close switch The main unit connection sensor Tray insertion sensor Lift motor Transport motor Thermal heater (100V) 100V series Ground Thermal heater (200V) 200V series Ground Lift motor encoder Lower limit sensor MX-LC12 ELECTRICAL SECTION 7 – 4...
- Page 19 © COPYRIGHT XXXX BY SHARP CORPORATION Since the melting point of lead-free solder is about 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 ALL RIGHTS RESERVED.
- Page 20 * Applicable to battery-operated equipment * Applicable to battery-operated equipment...
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