Sharp MX-LCX5 Service Manual
Sharp MX-LCX5 Service Manual

Sharp MX-LCX5 Service Manual

Large capacity three trays

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[1] SPECIFICATIONS . . . . . . . . . . . . . 1-1
[2] MAINTENANCE
1. Maintenance table . . . . . . . . . . 2-1
1. Removing trays. . . . . . . . . . . . . 3-1
2. Front door and covers . . . . . . . 3-1
4. Paper feed roller . . . . . . . . . . . . 3-2
5. LCT motors. . . . . . . . . . . . . . . . 3-2
6. LCT exit sensor . . . . . . . . . . . . 3-4
7. Paper path sensors . . . . . . . . . 3-4
8. Main control board . . . . . . . . . . 3-5
paper width sensors . . . . . . . . . 3-5
sensor. . . . . . . . . . . . . . . . . . . . 3-6
(0PQC4180431//) . . . . . . . . . . . 3-6
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 THREE TRAYS
MODEL
CONTENTS
SHARP CORPORATION
CODE: 00ZMXLCX5/S1E
MX-LCX5
1. Paper feed . . . . . . . . . . . . . . . . 4-1
2. Paper detection/lift . . . . . . . . . . 4-2
3. Paper size detection. . . . . . . . . 4-2
5. Paper end detection . . . . . . . . . 4-3
layout . . . . . . . . . . . . . . . . . . . . 5-1
2. Drive layout . . . . . . . . . . . . . . . 5-1
3. Electrical components . . . . . . . 5-2
(with bypass) . . . . . . . . . . . . . . 5-3
summary . . . . . . . . . . . . . . . . . 5-3
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-LCX5

  • Page 1: Table Of Contents

    3. Electrical components ..5-2 8. Main control board ..3-5 4. A3/DLT LCT MX-LCX5 layout (with bypass) ....5-3 9.
  • Page 2: Specifications

    Dimensions W 878 x D 729 x H 980 mm Occupied dimension W 880 x D 730 Weight Approximately 175 kg Installation/Maintenance By service person Heater AC 18W x 2 36W (By service parts: 0PQC4180431//) MX-LCX5 SPECIFICATIONS 1 – 1...
  • Page 3 Main 100 (4.0) 100 (4.0) 100 (4.0) max Main 320 (12.5) 320 (12.5) 320 (12.5) min Sub 140 (5.5) 140 (5.5) 140 (5.5) max Sub 470 (18.5) 470 (18.5) 470 (18.5) Special – Size uncertain MX-LCX5 SPECIFICATIONS 1 – 2...
  • Page 4: Maintenance Table

    Gear UKOG-0307FCZZ [Note 1] Replacement reference: Replace according to each paper feed counter value. MX-LCX5 Paper feed tray 1, 2, 3: 200K or 1 year Torque limiter: 800K (NOTE) Paper feed section roller life Each roller life is as shown on the left. When, therefore, a certain paper feed unit is excessively used, its life may be expired before the mainte- nance timing.
  • Page 5: Replacement And Adjustment

    [C] Left rear cover (screw x 6) [D] Top cover (screw x 5) [E] Front door (stopper x 1) NOTE: While lifting the top cover, remove the snap ring and front door. [F] Paper slot cover (screw x 2) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 1...
  • Page 6: Inner Cover, Paper Feed Unit

    [B] Knobs (x 3) (screw x 1 ea.) [C] Upper inner cover (screw x 2) [D] Knob (screw x 1) [E] Lower inner cover (screw x 1) [F] Paper feed unit (connector x 1, screw x 2) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 2...
  • Page 7 5th Lift Motor • Rear cover. (see 2.) [C] Motor unit (screw x 4, connector x 1) [D] 5th lift motor (screw x 2, Clip x 1, Coupling x 1, Spring x 1) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 3...
  • Page 8: Lct Exit Sensor

    • Lower inner cover (see 3.) [B] 4th Relay sensor – upper (screw x 1, connector x 1) • Left rear cover (see 2.) [C] 4th Relay sensor – lower (screw x 1, connector x 1) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 4...
  • Page 9: Main Control Board

    [B] 6th Transport sensor (screw x 1, connector x 1) 10. Side registration adjustment 8. Main control board • Remove the rear covers. (see 2.) [A] Main control board (screw x 6, Standoffs x 2, connector x All). MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 5...
  • Page 10: Image Position Board And Sensor

    • Disconnect the LCT from the copier. [D] Cover (screw x 2, clamp x 2) [E] Image position sensor board (screw x 2, connector x 2, clamp x Remove the rear cabinet. (6 screws) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 6...
  • Page 11 Screw (x 2) harness Heater harness section Snap band fixing Interface harness Install two heaters with two screws fro each of them. Earth fixing screw Attach the clamp. Snap band fixing Clamp (2 positions) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 7...
  • Page 12 Install the rear cabinet, and fix it with the fixing screw. Fix the harness with the clamp. Snap band fixing Connect the heater and the harness. Install the heater cover. (3 screws) MX-LCX5 REPLACEMENT AND ADJUSTMENT 3 – 8...
  • Page 13: Detailed Descriptions

    The paper feed motor drives the pick-up roller [C] and the paper feed roller [D]. The grip motor drives the grip roller [E] that feeds the paper out of the tray, and the separation roller [F]. MX-LCX5 DETAILED DESCRIPTIONS 4 – 1...
  • Page 14: Paper Detection/Lift

    YES: Detected automatically NO: Not detected automatically. Requires size setting change with the "Tray Paper Setting" key on the copier operation panel to detect the desired paper size. H: Sensor OFF L: Sensor ON MX-LCX5 DETAILED DESCRIPTIONS 4 – 2...
  • Page 15: Remaining Paper Detection

    NOTE: When the actuator enters the gap of the near end sensor [E], the machine signals near end. Finally, when the last sheet feeds, the paper end sensor signals that the tray is empty. MX-LCX5 DETAILED DESCRIPTIONS 4 – 3...
  • Page 16: Overall Mechanical Information

    Feed Slot (from Bypass Tray) *1: Each feed unit has 1 paper feed motor that drives the pick-up roller and paper feed roller, and 1 grip motor that drives the separa- tion roller and grip roller. MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 1...
  • Page 17: Electrical Components

    5th Paper Feed Motor SOL5 6th Pick-up Solenoid 5th Transport Motor SOL6 6th Separation Solenoid 6th Grip Motor Door Safety Switch 6th Lift Motor 6th Paper Feed Motor 6th Transport Motor LCT Exit Motor MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 2...
  • Page 18: A3/Dlt Lct Mx-Lcx5 Layout (With Bypass)

    4th Relay Sensor – Lower 4th Relay Sensor – Upper 4th Transport Sensor 5th Paper Feed Sensor 5th Relay Sensor 5th Transport Sensor 6th Paper Feed Sensor 6th Relay Sensor 6th Transport Sensor LCT Exit Sensor MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 3...
  • Page 19 5th Transport Detects jams in the paper path where (L2TS) Sensor the transport motor feeds the paper from the 5th tray. MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 4...
  • Page 20 An interlock safety switch that detects (LILSW) Switch when the front door is opened and closed. Other Name Description H1, H2 Anti-Condensation Evaporates moisture around the trays in Heaters the LCT (230V 18W). This is an option MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 5...
  • Page 21 For 2nd Tray SOL2 For 2nd Tray Intermediate Sensor For 3rd Tray Pick-Up Solenoid Connecting Unit Sensor SOL5 For 2nd Tray Reverse Solenoid SOL3 For 3rd Tray Pick-Up Solenoid SOL6 For 3rd Tray MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 6...
  • Page 22 Dotted line : Pulse 1. A3LCT only : Signal flow 2. Because it is common in A3LCT/A4LCT but the using component is different, the connection, too, is different. : A4LCT only. A4LCT doesn't use drawer connector. MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 7...
  • Page 23 Not connected A4LCT: C4155354 A4LCT: B8325308 A4LCT: B8325309 A4LCT: B8325310 A4LCT: B8325310 A4LCT: B8325300 A3LCT: B8345306 A3LCT: B8345301 A3LCT: B8345303 A3LCT: B8345300 A4LCT/A3LCT A4LCT: B8325302 A4LCT: - : C4155352 A3LCT: B8345321 A3LCT: B8345325 MX-LCX5 OVERALL MECHANICAL INFORMATION 5 – 8...
  • Page 24 Memo...
  • Page 25 Memo...
  • Page 26 LEAD-FREE SOLDER The PWB’s of this model employs lead-free solder. The “LF” marks indicated on the PWB’s and the Service Manual mean “Lead-Free” solder. The alphabet following the LF mark shows the kind of lead-free solder. Example: <Solder composition code of lead-free solder> Solder composition Solder composition code Solder composition...
  • Page 27 CAUTION FOR BATTERY REPLACEMENT (Danish) ADVARSEL ! Lithiumbatteri – Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandoren. (English) Caution ! Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer.
  • Page 28 Adobe Systems Incorporated. PCL is a registered trademark of the Hewlett-Packard Company. All other trademarks and copyrights are the property of their respective owners. Sharpdesk is a trademark of Sharp Corporation. SHARP CORPORATION Digital Document System Group CS Promotion Center...

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