Sharp MX-FN27 Service Manual
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Sharp MX-FN27 Service Manual

Digital multifunctional system option finisher punch unit
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[1] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[2] EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . . . . 2-1
[3] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
[4] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
[5] DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
[6] OPERATIONAL DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 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
FINISHER
PUNCH UNIT
MODEL
CONTENTS
SHARP CORPORATION
CODE: 00ZMXFN27/S2E
MX-FN27
MX-PN14
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-FN27

  • Page 1: Table Of Contents

    DIGITAL MULTIFUNCTIONAL SYSTEM OPTION FINISHER PUNCH UNIT MX-FN27 MX-PN14 MODEL CONTENTS [1] SPECIFICATIONS ........1-1 [2] EXTERNAL VIEW AND INTERNAL STRUCTURE .
  • Page 2 CONTENTS NOTE FOR SERVICING 1. Precautions for servicing ......i 2. Screw tightening torque ......i [1] SPECIFICATIONS 1.
  • Page 3 Symbols in this manual The lists of symbols used in this manual are shown below. The meaning of each symbol described in the table must be understood for proper servicing Symbols Explanation Symbols Explanation Check. Remove the claw. Check visually. Insert the claw.

  • Page 4: Note For Servicing

    Approx. 1.6 Approx. 0.8 Approx. 1.6 Approx. 0.8 (N*m) Approx. 0.8 Approx. 0.8 Approx. 0.6 Approx. 0.6 Approx. 0.6 Approx. 0.6 Approx. 0.6 Approx. 0.6 Type of Screws RS tight W Sems Binding MX-FN27, MX-PN14 NOTE FOR SERVICING – i...

  • Page 5: Specifications

    5.0 +/- 2.0 LTRR, LGL 42.5 +/- 4.0 162.5 +/- 4.0 5.0 +/- 2.0 8K, 16K 69.5 +/- 4.0 189.5 +/- 4.0 5.0 +/- 2.0 EXEC 68 +/- 4.0 188 +/- 4.0 5.0 +/- 2.0 MX-FN27, MX-PN14 SPECIFICATIONS 1 – 1...

  • Page 6: Staple-Free Staple Section

    Power source Supplied from finisher Dimensions(WxDxH mm) 105 x 479 x 136 mm Weight Approx. 2.7kg *1: Manual switching 2/3 holes *2: Auto switching 2/4 holes Types of punch hole (Common for each punch unit) MX-FN27, MX-PN14 SPECIFICATIONS 1 – 2...
  • Page 7 B : 12 +/- 3mm A : 80 +/- 1mm φ6.5mm B : 12 +/- 3mm 4 holes wide A : 70 +/- 1mm φ6.5mm B : 12 +/- 3mm C : 21 +/- 1mm MX-FN27, MX-PN14 SPECIFICATIONS 1 – 3...

  • Page 8: Ejectable Paper Size/Weight

    105x241 110x220 229x162 Custom- Custom Yes*11 Yes*11 size*1 Custom range Min X 148mm/5_7/ 182mm/ 8inch 7_1/4inch Max X 457mm/ 432mm/ 18inch 17inch Min Y 90mm/3_5/ 210mm/ 8inch 8_3/8inch Max Y 320mm/ 297mm/ 12_1/2inch 11_5/8inch MX-FN27, MX-PN14 SPECIFICATIONS 1 – 4...
  • Page 9 *7: not guaranteed over 129g/m2 *8: 90g/m2 or less *9: 80g/m2 *10: be not covered under warranty thought movement is allowed. *11: not guarantee the guaranty of 25 mm and under gap. *12: Nearly 58g/m2 . MX-FN27, MX-PN14 SPECIFICATIONS 1 – 5...

  • Page 10: Loading Number Per Size

    *6: For the stacking volume of thin paper, thick paper, and Glossy paper (same as for plain paper), the smaller volume of either the above number or the height limit will be applied per paper size. *7: Nearly 58g/m2 . MX-FN27, MX-PN14 SPECIFICATIONS 1 – 6...

  • Page 11: External View And Internal Structure

    External view Name Front cover Slit Staple button Delivery tray Auxiliary tray Cross view Name Paper Retainer Paddle Return Belt Inlet Roller Assist Guide Delivery Roller Alignment Plate Delivery Tray MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 1...

  • Page 12: Main Unit

    Main unit Name Return Belt Unit MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 2...

  • Page 13: Sensors

    FNPS11 Stapler shift home position sensor FNPS12 Manual staple sensor FNPS13 Clinch motor drive detection sensor FNPS14 Stack tray home position sensor FNPS15 Clinch home position sensor FNPS16 Divide sensor MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 3...

  • Page 14: Solenoid And Switch

    Return belt motor FNM3 Front alignment motor FNM4 Rear alignment motor FNM5 Assist motor FNM6 Tray shift motor FNM7 Stapler shift motor FNM9 Clinch motor FNM10 Paddle motor FNSTPLIF Stapler motor MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 4...

  • Page 15: Pwb

    FCFULL_S FCYKPTRS FCPUENCS Signal name Name FCFULL_S Punch dust full sensor FCPI_S Punch cam home position sensor FCPUENCS Punch motor rotation sensor FCRI_S Punch mode sensor FCYKPTRS Punch timing sensor MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 5...
  • Page 16 B. Motors FCMOT Signal name Name FCMOT Punch motor C. PWB Name Punch PWB LED light emitting PWB LED light receiving PWB MX-FN27, MX-PN14 EXTERNAL VIEW AND INTERNAL STRUCTURE 2 – 6...

  • Page 17: Adjustments

    When the flapper solenoid is disassembled, an adjustment is required when assembling. Remove the Rear Cabinet. Loosen the screw shown in the figure and adjust the position by referring the scale on the plate. MX-FN27, MX-PN14 ADJUSTMENTS 3 – 1...

  • Page 18: Maintenance

    ✕: Check (Clean, replace, or adjust according to necessity.) ○: Clean : Replace : Adjust ✩: Lubricate Parts work sequence Part name When calling When machine cycle Remarks Punch unit Replacement for 100K Sensors MX-FN27, MX-PN14 MAINTENANCE 4 – 1...

  • Page 19: Disassembly And Assembly

    - 2 Hooks [4] Move the Front Cover Unit [1],and disconnect the 2 Connectors (3) Delivery Tray a. Procedure Remove the Delivery Tray [1]. – 2 Claws [2] – 2 Hooks [3] MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 1...
  • Page 20 [3] of the Tray Guide Cover. B. Main unit Release the latch [1] and move the Front/Rear Tray Plate [2] to the bottom. Parts Name Upper Feed Guide Unit Processing Tray Unit MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 2...
  • Page 21 NOTE: Be sure not to lost the Gear [1] and the Pin [2] when disas- b. Procedure sembling/assembling. Remove the Front Tray Lack [1] / Rear Tray Lack [2]. Remove the Cable Guide [1]. – 1 Connector [2] – 1 Screw [3] – 1 Claw [4] MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 3...
  • Page 22 Move the Bushing [1], and remove the Paper Fold Unit [2]. Remove the Tray Shift Motor Unit [1]. – 3 Screws [2] Remove the 2 Connectors [1] and the 2 Cables [2]. MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 4...
  • Page 23 – 2 Claws [2] 13) Remove the Front Plate [1]. – 2 Screws [2] Remove the PWB Holder [1]. – 1 Screw [2] 14) Remove the Rear Plate [1]. – 2 Screws [2] MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 5...

  • Page 24: Motors

    NOTE: Note: When removing the finisher controller PWB, hold the isher load movement check in the Simulation to have the stable PWB with your hands to prevent dropping it. fixation. It takes one minute to finish this simulation. MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 6...

  • Page 25: Sensors

    Remove the Stapler Unit. (2) Procedure Remove the Upper Stay [1]. – 2 Screws [2] Remove the Front Return Belt Guide [1]. – 1 Boss [2] – 1 Clip [3] – 1 Bushing [4] MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 7...
  • Page 26 Remove the machine. Turn this machine and remove the slide unit. – 5 Screws [1] Remove the screw fixing the Punch Unit. C. Each unit disassembly Name Punch unit Remove the Punch Unit. MX-FN27, MX-PN14 DISASSEMBLY AND ASSEMBLY 5 – 8...

  • Page 27: Operational Descriptions

    The setting value of the service mode in the finisher is memorized in CPU(IC1). Motor Finisher Controller Sensor CPU (IC1) Switch Host machine (DC Controller PCB) Serial communication Motor Driver MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 1...

  • Page 28: Basic Operation

    Stopper The alignment plates are used to align paper in the width direction.(In the illustration below, paper is aligned with reference to the central refer- ence position.) Rear Alignment Plate Front Alignment Plate MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 2...
  • Page 29 After being shifted, the paper stack on the processing tray that has been stacked by the assist guide are delivered to the delivery tray. Assist Guide After the paper stack has been delivered, the paper retainer holds down the stack in the delivery tray. Paper Retainer MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 3...

  • Page 30: Feed Unit

    Stapler shift motor FNM2 Return belt motor FNSTPLIF Stapler motor FNM3 Front alignment motor FNM9 Clinch motor FNM4 Rear alignment motor FNM10 Paddle motor FNM5 Assist motor FNPS1 Delivery Sensor FNM6 Tray shift motor MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 4...

  • Page 31: Processing Tray Unit

    Assist Claw Stapler Unit Staples the sheets. Staple-free Staple Unit Staples sheets without using staples. Paper Retainer Holds down the paper stack in the delivery tray. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 5...
  • Page 32 NOTE: Paper is not fed by the returned belt if the paper width is more than 297.0 mm or less than 120 mm or if the paper is special paper or enve- lopes. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 6...
  • Page 33 A3, A4R, B4, 11x17, LTR-R, 8K Front shift: 20 mm in front of the Shift amount: 30 mm center position Rear shift: 10 mm in front of the center position Shift amount: 30 mm MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 7...
  • Page 34 Move the front and rear alignment plates to align the paper (cen- ter alignment). Rear Alignment Plate Rear Alignment Plate 25 mm 5 mm Middle of Feeding Path Middle of Feeding Path Alignment Position 5 mm Front Alignment Plate Front Alignment Plate MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 8...
  • Page 35 + +5 mm, rear alignment plate position: paper width + +10 mm) Rear Alignment Plate End of Paper +10 mm Middle of Feeding Path Middle of Feeding Path 10mm End of Paper Rear Alignment Position +5 mm Front Alignment Plate MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 9...
  • Page 36 + +5 mm, rear alignment plate position: paper width + +10 mm) Rear Alignment Plate Middle of Feeding Path End of Paper +10 mm Middle of Feeding Path End of Paper +5 mm Front Alignment Plate MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 10...
  • Page 37 – Rear 1-point stapling (front alignment plate position: paper width + 5 mm, rear alignment plate position: center + 148.5 Rear Alignment Plate 148.5 mm Middle of Feeding Path End of Paper +5 mm Front Alignment Plate MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 11...
  • Page 38 (upper left, upper right, lower right, lower left) is possible using the host machine's LUI through image processing of the printed surface. After staple-free stapling, the paper stack is shifted to the center by the front and rear alignment plates and then delivered. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 12...
  • Page 39 When the operation is continued, 5 sheets are delivered in a stack without stapling and the 6th sheet is delivered by itself. And, the second stapling papers also delivered by itself. When the operation is canceled, 5 sheets are delivered in a stack without stapling and operation is finished. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 13...
  • Page 40 Paper width 210 mm to less than 279.4 mm (16K, EXEC, B5) 2 sheets Paper length: 355.6 mm (LGL) or more 2 sheets Other than above: 3 sheets More than 105g/m2 2 sheets Other than above 1 sheet MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 14...

  • Page 41: Stack Tray Unit

    (FNPS9) detects the stack tray top surface (top surface of the stacked paper). The lower limit of the stack tray is detected by the Stack tray lower limit sensor (FNPS10). Stack tray paper height sensor (FNPS9) Stack Tray Stack tray lower limit sensor (FNPS10) MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 15...
  • Page 42 *1 : The internal counter's sheet count and copy count are cleared in the following situations.*1 – When the paper stack on the stack tray is removed. – When the power is turned off and then back on. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 16...

  • Page 43: Jam Detection

    A start response cannot be returned within 60 seconds of receiving a start request signal. response timeout jam An operation completion response cannot be returned within 60 seconds of receiving an operation completion request signal. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 17...

  • Page 44: Power Supply

    Motors FNM1 to FNM7, FNM9 to FNM10 FNSTPLIF Stapler motor Front Cover Switch B. Protective Functions The finisher controller PWB is provided with fuses (FU1 through 4) which blow in response to overcurrent. MX-FN27, MX-PN14 OPERATIONAL DESCRIPTION 6 – 18...

  • Page 45: Electrical Section

    Service Manual MX-FN27, MX-PN14 [7] ELECTRICAL SECTION 1. Actual wiring chart A. Inner finisher MX-FN27, MX-PN14 ELECTRICAL SECTION 7 – 1...
  • Page 46 B. Punch Unit MX-FN27, MX-PN14 ELECTRICAL SECTION 7 – 2...
  • Page 47 © 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 48 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 49 Adobe, the Adobe logo, Acrobat, and the Acrobat logo are trademarks of Adobe Systems Incorporated. PCL is a registered trademark of the Hewlett-Packard Company. Sharpdesk is a trademark of Sharp Corporation. All other trademarks and copyrights are the property of their respective owners. SHARP CORPORATION...

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