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Epson EPL-N2700 Service Manual

Optional units
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EPSON EPL-N2700 Optional Units
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SEPG98007

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  • Page 1  EPSON EPL-N2700 Optional Units ® SEPG98007...
  • Page 2 The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
  • Page 3 PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON EPL-N2700 Optional Units. The instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions on the preceding page.
  • Page 4 Revision Status Revision Issued Date Description Fuburary 10, 1999 Revision A...

  • Page 5: Table Of Contents

    Contents Double Cassette Unit Separate Roller/Torque Limiter Removal ............37 Feed Roller Removal ..................37 ..............9 Installing the Double Cassette Unit Paper Take-up Unit Removal ................38 ....... 11 Lift-up Sensor Removal ..............39 Disassembly and Assembly of the Double Cassette Unit Paper Take-up Roller Removal ................
  • Page 6 ..............63 Exploded Diagrams for LCC Unit Paper Transport Section (C) ................104 Housing ....................... 63 10-bin Unit Paper Take-up Section (A) .................. 65 Paper Take-up Section (B) .................. 67 ................107 Installing the 10-bin Unit Drive Section ....................... 69 Installing the 10-bin Unit ..................
  • Page 7 Maintenance Items .................... 140 Vertical Transport Mechanism ............174 Cleaning the Paper Take-up Roller ..............140 Paper Take-up Mechanism .............. 175 ..................141 Exploded Diagrams Paper Take-Up Retry Control ............178 Housing ......................141 Paper Separating Mechanism ............179 Frames ......................143 Paper Pressure Releasing Mechanism ..........
  • Page 8        DOUBLE CASSETTE UNIT...

  • Page 9: Double Cassette Unit

    EPL-N2700 Optional Units Revision A 1.1 Installing the Double Cassette Unit 2. Pull out the paper cassette and remove the protection materials. This section describes how to install the Double Cassette Unit to the printer main body. Note you are required to remove any optional unit such as the Double Cassette Unit when servicing the printer.
  • Page 10 EPL-N2700 Optional Units Revision A 5. Place the printer main body on the Double Cassette Unit. 6. Attache the bottom cover to the bottom part of the Double Cassette Unit. Figure 1-4. Placing the Printer on the Double Cassette Unit Figure 1-5.

  • Page 11: Disassembly And Assembly Of The Double Cassette Unit

    EPL-N2700 Optional Units Revision A 1.2 Disassembly and Assembly of the Double Cassette Unit This section provides the disassembly procedure for the Double Cassette Unit. Unless otherwise specified, assembly can be performed If you have replaced the Paper Take-up Roller, perform by following the disassembly procedure in reverse order.

  • Page 12: Paper Near Empty Sensor Removal

    EPL-N2700 Optional Units Revision A 1.2.3 Paper Near Empty Sensor Removal 1.2.4 Paper Feed Sensor Removal 1. Release three hooks attaching the holder to the guide plate and 1. Remove the screw (3501) securing the paper feed sensor bracket to remove the holder.

  • Page 13: Paper Size Sensor (Paper Size Switch) Removal

    EPL-N2700 Optional Units Revision A 1.2.5 Paper Size Sensor (Paper Size Switch) 1.2.6 Controller Board (PWB-A) Removal Removal 1. Remove the screw (3727) securing the cover and remove the cover. 1. Remove three screws (3704) securing the paper size sensor 2.

  • Page 14: Paper Take-Up Solenoid Removal

    EPL-N2700 Optional Units Revision A 1.2.7 Paper Take-up Solenoid Removal 1. Remove the tension spring hooked to the gear 31T. 2. Remove the screw (3501) securing the paper take-up solenoid cover to the bracket and remove the cover. 3. Remove the screw (3501) securing the Paper Take-up Solenoid to the bracket and remove the solenoid from the bracket.

  • Page 15: Right Door Set Sensor Removal

    EPL-N2700 Optional Units Revision A 1.2.8 Right Door Set Sensor Removal 1. Remove the tension spring hooked to the gear 31T. 2. Remove two screws (3704) securing the PWB-A board bracket to the Double Cassette Unit Frame and remove the bracket. (See Section 1.2.7.) 3.

  • Page 16: Maintenance Of The Double Cassette Unit

    EPL-N2700 Optional Units Revision A 1.3 Maintenance of the Double Cassette Unit 1.3.2 Cleaning the Transport Roller 1. Open the side cover. The maintenance method of the Double Cassette Unit is mostly the same as for the printer body. Therefore, this section only describes the 2.

  • Page 17: Exploded Diagrams For Double Cassette Unit

    EPL-N2700 Optional Units Revision A 1.4 Exploded Diagrams for Double Cassette Unit 1.4.1 Housing Table 1-1. Part List - Housing Part Name Part Name GUIDE HOLDER BRACKET SPRING PLATE SPRING BRACKET RUBBER FOOT BRACKET FRAME SHOULDER SCREW COVER SWITCH, SIZE (S1) GROUND PLATE HARNESS BRACKET...
  • Page 18 EPL-N2700 Optional Units Revision A 3704 3727 3501 3501 PWB-A 3704 3704 3704 3501 3704 3501 3714 3704 3704 3704 3704 1603 3704 3714 Double Cassette Unit Exploded Diagrams for Double Cassette Unit...

  • Page 19: Paper Take-Up Section

    EPL-N2700 Optional Units Revision A 1.4.2 Paper Take-up Section Table 1-2. Part List - Paper Take-up Section Part Name Part Name GUIDE PLATE BUSHING HOLDER GEAR 34T POLYESTER FILM HARNESS COLLAR HOLDER ROLLER BRACKET SHAFT LEVER AXLE PLATE AXLE PLATE ROLLER SPACER BUSHING...
  • Page 20 EPL-N2700 Optional Units Revision A 3501 1208 3501 9302 3501 9302 9301 3501 3704 3704 3704 3501 3501 3704 9302 3501 3501 Double Cassette Unit Exploded Diagrams for Double Cassette Unit...

  • Page 21: Paper Tray Unit

    EPL-N2700 Optional Units Revision A 1.4.3 Paper Tray Unit Table 1-3. Part List - Paper Tray Unit Part Name Part Name Part Name GROUND PLATE STOPPER SHOULDER SPRING CORK REINFORCE PLATE SHAFT COLLAR PLATE SPRING WASHER HOLD PLATE SHEET SCREW GUIDE PLATE LIFTING PLATE LABEL MAX LEVEL...
  • Page 22 EPL-N2700 Optional Units Revision A 9302 3704 9302 3704 3704 3704 9303 3704 3704 Double Cassette Unit Exploded Diagrams for Double Cassette Unit...

  • Page 23: Duplex Unit

           DUPLEX UNIT...

  • Page 24: Installing The Duplex Unit

    EPL-N2700 Optional Units Revision A 2.1 Installing the Duplex Unit 2. Remove the protection materials and tapes from the Duplex Unit. 3. Turn the printer power off and disconnect the AC power cable and This section describes how to install the Duplex Unit to the printer main interface cable.
  • Page 25 EPL-N2700 Optional Units Revision A 7. Remove two screws (2703) attached to the vertical transport door. 10. Connect the harness from the Duplex Unit to the connector on the printer main body. 8. Remove two screws (3727) securing the vertical transport support cover to the bottom part of the printer and remove the vertical 11.

  • Page 26: Disassembly And Assembly Of The Duplex Unit

    EPL-N2700 Optional Units Revision A 2.2 Disassembly and Assembly of the Duplex Unit 2.2.1 Duplex Unit Door Set Sensor Removal 1. Remove the Duplex Unit. (Refer to Section 2.1.) 2. Open the Duplex Unit Door. 3. Remove the stopper securing the door set sensor to the Duplex Unit Frame and unhook the sensor from the frame.

  • Page 27: Main Board Removal

    EPL-N2700 Optional Units Revision A 2.2.2 Main Board Removal 1. Remove the Duplex Unit. (Refer to Section 2.1.) 4. Disconnect the harness from the connector on the Main Board. 2. Remove two screws securing the cover to the Duplex Unit. 5.

  • Page 28: Switch Back Motor Removal

    EPL-N2700 Optional Units Revision A 2.2.3 Switch Back Motor Removal 1. Remove the Duplex Unit. (Refer to Section 2.1.) 4. Remove the harness for the Switch Back Motor from the connector on the Main Board. 2. Remove two screws (3907) securing the cover to the Duplex Unit. 5.

  • Page 29: Transport Motor Removal

    EPL-N2700 Optional Units Revision A 2.2.4 Transport Motor Removal 1. Remove the Duplex Unit. (Refer to Section 2.1.) 4. Remove the harness for the Transport Motor from the connector on the main aboard. 2. Remove two screws (3907) securing the cover to the Duplex Unit. 5.

  • Page 30: Transport Roller Removal

    EPL-N2700 Optional Units Revision A 2.2.5 Transport Roller Removal 7. Remove the screw (3504) securing the ground cable to the axle plate and remove the ground cable. 1. Remove the Duplex Unit. (Refer to Section 2.1.) 8. Remove three screws (3704) securing two plates to the holders 2.

  • Page 31: Maintenance Of The Duplex Unit

    EPL-N2700 Optional Units Revision A 2.3 Maintenance of the Duplex Unit The maintenance method of the Duplex Unit is mostly the same as for the printer body. Therefore, this section only describes the method specific to the Duplex Unit. 2.3.1 Cleaning the Transport Roller 1.

  • Page 32: Exploded Diagrams For Duplex Unit

    EPL-N2700 Optional Units Revision A 2.4 Exploded Diagrams for Duplex Unit Table 2-1. Part List Part Name Part Name LEVER PW BOARD-A, MAIN (PWB-A) PRESSURE SPRING PLATE COVER PLATE PRESSURE SPRING GEAR 35T POLYESTER FILM GEAR 24T STOPPER GEAR 17/45T POLYESTER FILM HARNESS ROLLER...
  • Page 33 EPL-N2700 Optional Units Revision A 3104 3504 3704 PWB-A 3704 3704 3104 9302 3704 3504 3704 3704 3907 9302 9302 9107 Duplex Unit Exploded Diagrams for Duplex Unit...

  • Page 34: Lcc Unit

           LCC UNIT...

  • Page 35: Installing The Lcc Unit

    EPL-N2700 Optional Units Revision A 3.1 Installing the LCC Unit 2. Remove the protection materials and tapes from the LCC Unit. This section describes how to install the LCC Unit, or Large Capacity Cassette Unit, to the printer main body. Note you are required to remove optional units such as the LCC Unit when servicing the printer.
  • Page 36 EPL-N2700 Optional Units Revision A 6. Remove the bottom cover from the bottom part of the printer. Two people are required to lift the printer safely. Figure 3-5. Bottom Cover Removal 7. Turn the printer power off and disconnect the AC power cable and a 9.

  • Page 37: Disassembly And Assembly Of The Lcc Unit

    EPL-N2700 Optional Units Revision A 3.2 Disassembly and Assembly of the LCC Unit 3.2.1 Separate Roller/Torque Limiter Removal 3.2.2 Feed Roller Removal 1. Open the side cover of the LCC Unit. 1. Open the side cover of the LCC Unit. 2.

  • Page 38: Paper Take-Up Unit Removal

    EPL-N2700 Optional Units Revision A 3.2.3 Paper Take-up Unit Removal 3. Release three connectors and code clump inside the unit and remove the harness. 1. Pull out the paper cassette. 2. Remove four screws (1723) securing the Paper Tray Unit to the LCC Unit and remove the Paper Tray Unit.

  • Page 39: Lift-Up Sensor Removal

    EPL-N2700 Optional Units Revision A 5. Remove the side cover. 3.2.3.1 Lift-up Sensor Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 6. Remove two screws (4012) securing the Paper Take-up Unit to the LCC Unit and remove the Paper Take-up Unit. 2.

  • Page 40: Paper Take-Up Roller (Right) Assembly Removal

    EPL-N2700 Optional Units Revision A 3.2.3.2 Paper Take-up Roller (Right) Assembly Removal 6. Release the Paper Take-up Roller Assembly from the Paper Take- up Unit to loosen the timing belt, then remove the paper take-up 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) Roller Assembly.
  • Page 41 „ When the Paper Take-up Roller in the LCC Unit is replaced while 1 optional Double Cassette Unit is connected, perform “LC3 Counter Clear” in the maintenance mode. (See EPL-N2700 Service Manual / Chapter 1.) „ When the Paper Take-up Roller in the LCC Unit is replaced while optional Double Cassette Unit is disconnected, perform “LC2 Counter Clear”...

  • Page 42: Right Paper Take-Up Clutch Removal

    EPL-N2700 Optional Units Revision A 3.2.3.3 Right Paper Take-up Clutch Removal Be sure to hook the clutch to the arm in the Paper 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) Take-up Unit as shown in the figure below. 2.

  • Page 43: Paper Take-Up Roller (Left) Assembly Removal

    EPL-N2700 Optional Units Revision A 3.2.3.4 Paper Take-up Roller (Left) Assembly Removal 5. Remove the shoulder screw securing the Paper Take-up Roller Assembly to the Paper Take-up Unit. Be sure to hook the clutch to the arm in the Paper 6.
  • Page 44 „ When the Paper Take-up Roller in the LCC Unit is replaced while 1 optional Double Cassette Unit is connected, perform “LC3 Counter Clear” in the maintenance mode. (See EPL-N2700 Service Manual / Chapter 1.) „ When the Paper Take-up Roller in the LCC Unit is replaced while optional Double Cassette Unit is disconnected, perform “LC2 Counter Clear”...

  • Page 45: Paper Take-Up Clutch (Left) Removal

    EPL-N2700 Optional Units Revision A 3.2.3.5 Paper Take-up Clutch (Left) Removal 3.2.3.6 Paper Take-up Roller Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Remove the Paper Take-up Roller Assembly. (Refer to Section 2.

  • Page 46: Lcc Paper Take-Up Sensor (Pps0) Removal

    EPL-N2700 Optional Units Revision A 3.2.3.7 LCC Paper Take-up Sensor (PPS0) Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) Tension Spring Paper Take-up Roller Act Arm 2. Remove the shoulder screw securing the LCC Paper Take-up Link Arm Sensor to the Paper Take-up Unit and remove the sensor.

  • Page 47: Paper Stand-By Position Sensor Removal

    EPL-N2700 Optional Units Revision A 3.2.3.10 Paper Stand-by Position Sensor Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Remove the screw (1306) securing the bracket for the Paper Stand- by Position Sensor to the reinforce plate and remove the Paper Stand-by Position Sensor along with the bracket.

  • Page 48: Side Cover Set Sensor Removal

    EPL-N2700 Optional Units Revision A 3.2.3.12 Side Cover Set Sensor Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Unhook the Side Cover Set Sensor from the axle plate and remove the Side Cover Set Sensor. 3. Disconnect the harness from the connector on the Side Cover Set Sensor.

  • Page 49: Registration Clutch (Rcl) Removal

    EPL-N2700 Optional Units Revision A 3.2.3.13 Registration Clutch (RCL) Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Disconnect the harness for the Side Cover Set Sensor from the sensor. (Refer to Section 3.2.3.12.) 3. Disconnect the harnesses for the Registration Clutch and the Separate Clutch from the relay connectors and release them from the cable clamp on the clutch bracket.
  • Page 50 EPL-N2700 Optional Units Revision A „ Since the pins for the clutches can come off easily, be careful when handling the clutches. „ When installing the clutch, be sure to fit the fixing part of the clutch in the arm of the bracket. LCC Unit Disassembly and Assembly of the LCC Unit...

  • Page 51: Registration Roller Removal

    EPL-N2700 Optional Units Revision A 3.2.3.15 Registration Roller Removal 3.2.3.16 Separate Roller Shaft Removal 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Remove the E-Ring (9151) attached to the front end of the 2.

  • Page 52: Drive Section Disassembly

    EPL-N2700 Optional Units Revision A 3.2.4 Drive Section Disassembly 3. Remove four screws (4021) securing the rear cover to the LCC Unit and remove the rear cover. 3.2.4.1 LCC Transport Motor Removal 4. Disconnect the harness from the connector on the LCC transport motor board.

  • Page 53: Lcc Set Sensor Removal

    EPL-N2700 Optional Units Revision A 3.2.4.2 LCC Set Sensor Removal 3.2.4.3 Paper Near Empty Sensor Removal 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer to Section 3.2.3.) to Section 3.2.3.) 2.

  • Page 54: Lcc Lift-Up Motor Removal

    EPL-N2700 Optional Units Revision A 3.2.4.4 LCC Lift-up Motor Removal 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer to Section 3.2.3.) 2. Remove the rear cover. (Refer to Section 3.2.4.1.) 3. Disconnect the LCC Lift-up Motor harness from the relay connector. 4.

  • Page 55: Lcc Main Board Removal

    EPL-N2700 Optional Units Revision A 3.2.4.5 LCC Main Board Removal 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer to Section 3.2.3.) 2. Remove the rear cover. (Refer to Section 3.2.4.1.) 3. Remove two screws (4020) securing the paper size set switch cover to the LCC Unit Frame and remove the cover.

  • Page 56: Paper Tray Unit Disassembly

    EPL-N2700 Optional Units Revision A 3.2.5 Paper Tray Unit Disassembly 3.2.5.1 Roller with the Torque Limiter Removal 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer to Section 3.2.3.) 2. Release the hook securing the Roller with the Torque Limiter on it to the lifter and remove the roller.

  • Page 57: Timing Belt Removal

    EPL-N2700 Optional Units Revision A 3.2.5.2 Timing Belt Removal 5. Release the hook securing the ground plate for the lifter drive shaft to the pulley (20T) and remove the ground plate from the pulley. 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer to Section 3.2.3.) 6.
  • Page 58 EPL-N2700 Optional Units Revision A Be sure to install the timing belt to the pulley 20T and pulley 32T correctly as shown below; When assembling the torsion spring and the pulley 32T, make sure one end of the torsion spring is properly inserted into the fixing part in the holder.

  • Page 59: Lifter Drive Shaft Removal

    EPL-N2700 Optional Units Revision A 3.2.5.3 Lifter Drive Shaft Removal 5. Remove two E-Rings (9151) securing two gear 24T beside the pulley 20T to the Lifter Drive Shaft and remove the gears 24T and 1. Pull out the paper cassette and remove the Paper Tray Unit. (Refer the pin (0510) from the shaft.

  • Page 60: Maintenance Of The Lcc Unit

    EPL-N2700 Optional Units Revision A 3.3 Maintenance of the LCC Unit 3.3.2 Cleaning the Paper Take-up Roller 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) The maintenance method of the LCC Unit is mostly same as for the printer body.

  • Page 61: Cleaning The Feed/Separate Roller

    EPL-N2700 Optional Units Revision A 3.3.3 Cleaning the Feed/Separate Roller 3.3.4 Cleaning the Vertical Transport Roller / Roller (Driven) 1. Open the side cover. 1. Remove the Paper Take-up Unit. (Refer to Section 3.2.3.) 2. Wipe the Paper the roller with a soft cloth moistened with water. 2.

  • Page 62: Cleaning The Roller With A Torque Limiter

    EPL-N2700 Optional Units Revision A 3.3.5 Cleaning the Roller with a Torque Limiter 1. Remove the paper cassette. (Refer to Section 3.2.3.) 2. Wipe the Paper the Roller with a Torque Limiter with a soft cloth moistened with water. Figure 3-39. Cleaning the Roller with a Torque Limiter LCC Unit Maintenance of the LCC Unit...

  • Page 63: Exploded Diagrams For Lcc Unit

    EPL-N2700 Optional Units Revision A 3.4 Exploded Diagrams for LCC Unit 3.4.1 Housing Table 3-2. Part List - Housing Part Name Part Name COVER COVER SHEET REAR COVER SHEET POLYESTER FILM RIGHT COVER HOLDER GROUND PLATE LEFT COVER SHOULDER SCREW COVER STOPPER LABEL WARNING...
  • Page 64 EPL-N2700 Optional Units Revision A 4020 4012 4020 4012 4021 4012 4012 4012 4012 4012 4021 3504 1603 LCC Unit Exploded Diagrams for LCC Unit...

  • Page 65: Paper Take-Up Section (A)

    EPL-N2700 Optional Units Revision A 3.4.2 Paper Take-up Section (A) Table 3-3. Part List - Paper Take-up Section (A) Part Name Part Name GUIDE PLATE SHAFT PHOTO INTERRUPTER (PPS0- STOPPER RING SHOULDER SCREW SHAFT REINFORCE PLATE BRACKET GEAR 26T POLYESTER FILM SHAFT HOLDER PULLEY 20T...
  • Page 66 EPL-N2700 Optional Units Revision A RSEN 1309 P1CL 4012 4012 1309 9111 9111 9111 9111 9111 PPS0 PPS1 P2CL 9111 9111 9111 9111 9111 PPS2 LCC Unit Exploded Diagrams for LCC Unit...

  • Page 67: Paper Take-Up Section (B)

    EPL-N2700 Optional Units Revision A 3.4.3 Paper Take-up Section (B) Table 3-4. Part List - Paper Take-up Section (B) Part Name Part Name ROLLER GEAR 24T PLATE SPRING GEAR 20/35T SHAFT PULLEY 14T BRACKET ROLLER LABEL LEVER AXLE PLATE SHAFT PHOTO INTERRUPTER, SHAFT DOORSET (SIDE)
  • Page 68 EPL-N2700 Optional Units Revision A SIDE 4012 4012 0512 9108 0508 4012 9108 9111 0512 9111 0512 9111 0508 0508 9103 0509 9111 4012 9103 4012 9151 4012 9106 LCC Unit Exploded Diagrams for LCC Unit...

  • Page 69: Drive Section

    EPL-N2700 Optional Units Revision A 3.4.4 Drive Section Table 3-5. Part List - Drive Section Part Name Part Name HARNESS AXLE PLATE BUSHING HARNESS GEAR 72T PW BOARD-A, MAIN (PWB-A) GEAR 72T MOTOR, TRANS (HMOT) SHAFT LEVER WORM GEAR PHOTO INTERRUPTER (FRONT, GEAR 16/32T RS1,2) PWB SUPPORT...
  • Page 70 EPL-N2700 Optional Units Revision A 3501 PWB-A 9111 3501 9111 3501 9111 9111 9111 3501 HMOT 1379 3501 9111 9111 9106 1322 9111 0509 0509 9111 3501 9151 9111 9111 9111 9106 FRONT 9111 7107 9111 EMOT 9111 1210 1210 LCC Unit Exploded Diagrams for LCC Unit...

  • Page 71: Paper Tray Unit (A)

    EPL-N2700 Optional Units Revision A 3.4.5 Paper Tray Unit (A) Table 3-6. Part List - Paper Tray Unit (A) Part Name Part Name BRACKET POLYESTER FILM RAIL POLYESTER FILM HANDLE HOLDER GROUND PLATE REGULATING PLATE SHOULDER SCREW CASSETTE BODY POLYESTER FILM FRONT COVER HOLDER STOPPER...
  • Page 72 EPL-N2700 Optional Units Revision A 4022 1723 1723 4022 4022 LCC Unit Exploded Diagrams for LCC Unit...

  • Page 73: Paper Tray Unit (B)

    EPL-N2700 Optional Units Revision A 3.4.6 Paper Tray Unit (B) Table 3-7. Part List - Paper Tray Unit (B) Part Name Part Name HOLDER GUIDE PLATE HOLDER ROLL ASSY TORSION SPRING HOLDER TORSION SPRING GEAR 24T PULLEY 32T TIMING BELT PULLEY 20T SHAFT GROUND PLATE...
  • Page 74 EPL-N2700 Optional Units Revision A 9151 9151 9151 9151 9151 9151 9151 9151 9151 9151 0510 9151 9151 9151 9151 9151 9151 9151 9111 9151 0510 3305 9151 9111 9151 0510 0245 9151 0531 9111 9151 0245 9151 9151 0531 0510 9111 LCC Unit...

  • Page 75: 5-Bin Unit

           5-BIN UNIT...

  • Page 76: Installing The 5-Bin Unit

    EPL-N2700 Optional Units Revision A 4.1 Installing the 5-Bin Unit After removing the packing materials, please keep This section describes how to install the 5-Bin Unit to the printer main them out of children’s reach. body. Note you are required to remove optional units such as the 5-Bin Unit when servicing the printer.
  • Page 77 EPL-N2700 Optional Units Revision A 3. Get the five trays out of the box. 7. Remove the side cover from the back of the printer. 8. Place the 5-Bin Unit on the printer by fitting the positioning pins on the 5-Bin Unit in the holes on the printer and also aligning the front face of the 5-Bin Unit with the positioning line on the printer.
  • Page 78 EPL-N2700 Optional Units Revision A 9. Using the included fixing screws, fix the 5-Bin Unit to the printer by the front and back of the printer. When disconnecting the cable for the 5-Bin Unit, unlock the tab on the connector. Figure 4-6.
  • Page 79 EPL-N2700 Optional Units Revision A 12. Install the separate cover to the mounting screw part of the 5-Bin Unit. Note the shape of the tray varies depending on the installation position, as shown on the right. Therefore, be sure to install each tray to the correct position.

  • Page 80: Disassembly And Assembly Of The 5-Bin Unit

    EPL-N2700 Optional Units Revision A 4.2 Disassembly and Assembly of the 5-Bin Unit 4.2.1 Front Cover Removal 4.2.2 Rear Cover Removal 1. Remove the 5-Bin Unit. (Refer to Section 4.1.) 1. Remove the 5-Bin Unit. (Refer to Section 4.1.) 2. Remove four screws (3541) securing the Front Cover to the 5-Bin 2.

  • Page 81: Shift Motor (M2) Removal

    EPL-N2700 Optional Units Revision A 4.2.4 Shift Motor (M2) Removal 1. Remove the Front Cover. (Refer to Section 4.2.1.) 2. Remove two screws (3501) securing the bracket for the Shift Motor to the 5-Bin Unit and pull out the Bin 1 shift mechanism. 3.

  • Page 82: Guide Position Sensor (Pc3) Removal

    EPL-N2700 Optional Units Revision A 4.2.5 Guide Position Sensor (PC3) Removal 4.2.6 Control Board (PWB-A) Removal 1. Remove the Front Cover, Rear Cover, Top Cover, and the Jammed 1. Remove the Rear Cover. (Refer to Section 4.2.2.) Paper Remove Door. (Refer to Section 4.2.1, Section 4.2.2, and 2.

  • Page 83: Bin 4/ Bin 5 Switch Solenoid (Sl2) Removal

    EPL-N2700 Optional Units Revision A 4.2.7 Bin 4/ Bin 5 Switch Solenoid (SL2) Removal 1. Remove the Rear Cover. (Refer to Section 4.2.2.) 2. Remove the Control Board. (Refer to Section 4.2.6.) 3. Release the harness from the cable clamp in the bracket. 4.

  • Page 84: Jammed Paper Remove Door Sensor (Pc1) Removal

    EPL-N2700 Optional Units Revision A 4.2.8 Jammed Paper Remove Door Sensor (PC1) 4.2.9 Transport Motor (M1) Removal Removal 1. Remove the Rear Cover. (Refer to Section 4.2.2.) 1. Remove the Rear Cover. (Refer to Section 4.2.2.) 2. Disconnect the harness for the Transport Motor from the connector 2.

  • Page 85: Paper Guide Drive Motor (M3) Removal

    EPL-N2700 Optional Units Revision A 4.2.10 Paper Guide Drive Motor (M3) Removal 1. Remove the Rear Cover. (Refer to Section 4.2.2.) 2. Disconnect the harness for the Paper Guide Drive Motor from the relay connector. 3. Remove two screws (3501) securing the Paper Guide Drive Motor to the bracket and remove the Paper Guide Drive Motor.

  • Page 86: Transfer Switch Solenoid (Sl1) Removal

    EPL-N2700 Optional Units Revision A 4.2.11 Transfer Switch Solenoid (SL1) Removal When installing the solenoid plunger, join the pin of 1. Remove the Rear Cover. (Refer to Section 4.2.2.) the transfer switch tip holder with the installation hole in the holder on the plunger side. 2.

  • Page 87: Paper Guide Home Position Sensor (Pc2) Removal

    EPL-N2700 Optional Units Revision A 4.2.12 Paper Guide Home Position Sensor (PC2) Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove the Jammed Paper Remove Door. (Refer to Section 4.2.3.) 3.

  • Page 88: Bin 1 Shift Home Position Sensor (Pc4) Removal

    EPL-N2700 Optional Units Revision A 4.2.13 Bin 1 Shift Home Position Sensor (PC4) Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove the Jammed Paper Remove Door. (Refer to Section 4.2.3.) 3.

  • Page 89: Paper Empty Sensor Board (Pwb-B/D1-3/E) Removal

    EPL-N2700 Optional Units Revision A 4.2.14 Paper Empty Sensor Board (PWB-B/D1-3/E) Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove four screws (4025) securing the guide plate to the Unit Frame and remove the guide plate.

  • Page 90: Eject Sensor Board (Pwb-C) Removal

    EPL-N2700 Optional Units Revision A 4.2.15 Eject Sensor Board (PWB-C) Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove five screws (4005 x 2 and 3501 x 3) securing the guide plate at the bottom of the 5-Bin Unit to the Unit Frame and remove the guide plate.

  • Page 91: Shift Guide Plate Removal

    EPL-N2700 Optional Units Revision A 4.2.16 Shift Guide Plate Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove the Shift Motor along with the bracket. (Refer to Section 4.2.4.) 3. Remove the Transport Motor along with the bracket. (Refer to Section 4.2.9.) 4.

  • Page 92: Eject Roller Shaft Removal

    EPL-N2700 Optional Units Revision A 4.2.17 Eject Roller Shaft Removal 4.2.17.2 Bin 2 Eject Roller Shaft Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.17.1 Bin 1 Eject Roller Shaft Removal 4.2.1 and Section 4.2.2.) 1.

  • Page 93: Bin 3 - 5 Eject Roller Shaft Removal

    EPL-N2700 Optional Units Revision A 4.2.17.3 Bin 3 - 5 Eject Roller Shaft Removal 4. Remove the retaining ring (9302) fixing the gear 20T to Eject Roller Shaft and remove the gear. (See Figure 4-28.) 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 5.

  • Page 94: Movable Paper Guide Removal

    EPL-N2700 Optional Units Revision A 4.2.18 Movable Paper Guide Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 2. Remove the Jammed Paper Remove Door. (Refer to Section 4.2.3.) 3. Remove the screw (3501) securing the support plate (lower) to the Unit Frame and remove the support plate.

  • Page 95: Transfer Switch Guide Lever Removal

    EPL-N2700 Optional Units Revision A 4.2.19 Transfer Switch Guide Lever Removal 4.2.20 Bin 4 /Bin 5 Switch Guide Lever Removal 1. Remove the Front Cover and the Rear Cover. (Refer to Section 1. Remove the Front Cover and the Rear Cover. (Refer to Section 4.2.1 and Section 4.2.2.) 4.2.1 and Section 4.2.2.) 2.

  • Page 96: Maintenance Of The 5-Bin Unit

    EPL-N2700 Optional Units Revision A 4.3 Maintenance of the 5-Bin Unit 4.4 Exploded Diagrams for 5-Bin Unit The maintenance method of the 5-Bin Unit is mostly same as for the 4.4.1 Housing printer body. Therefore, this section only describe the method specific to the 5-Bin Unit.
  • Page 97 EPL-N2700 Optional Units Revision A 3704 3704 3704 3704 3541 3541 5-Bin Unit Exploded Diagrams for 5-Bin Unit...

  • Page 98: Paper Exit Section

    EPL-N2700 Optional Units Revision A 4.4.2 Paper Exit Section Table 4-3. Part List - Paper Exit Section Part Name Part Name PW BOARD-A, CONTRO SHOULDER SCREW (PWB-A) ROLL PWB SUPPORT GUIDE PLATE HARNESS ROLL STOPPER GUIDE PLATE COVER HOLDER NEUTRALIZING BRUSH PW BOARD-C (PWB-C) NEUTRALIZING BRUSH SHAFT...
  • Page 99 EPL-N2700 Optional Units Revision A 3501 3501 PWB-A 3501 3501 PWB-C 9302 3501 1318 0535 4025 9302 4005 3501 3501 3501 4005 3501 1318 3501 3501 9126 3501 9125 9124 3501 1320 4025 0534 3501 1320 4005 30 31 3402 3501 3501 5-Bin Unit...

  • Page 100: Paper Transport Section (A)

    EPL-N2700 Optional Units Revision A 4.4.3 Paper Transport Section (A) Table 4-4. Part List - Paper Transport Section (A) Part Name Part Name GUIDE PLATE BRACKET GUIDE PLATE MOTOR, TRANSPORT (M1) GUIDE PLATE HOLDER GUIDE PLATE TENSION SPRING BUSHING GEAR 22/29T GEAR 28T SHOULDER SCREW GEAR 30T...
  • Page 101 EPL-N2700 Optional Units Revision A 9302 9302 9302 9302 4005 9302 9302 9302 9302 9302 9302 9302 3501 3501 9302 3501 3501 9302 9302 3501 9302 9302 9302 9302 9302 3501 4005 5-Bin Unit Exploded Diagrams for 5-Bin Unit...

  • Page 102: Paper Transport Section (B)

    EPL-N2700 Optional Units Revision A 4.4.4 Paper Transport Section (B) Table 4-5. Part List - Paper Transport Section (B) Part Name Part Name GUIDE LEVER GEAR 24T SHOULDER SCREW MOTOR, GUIDE (M3) GUIDE LEVER BRACKET BUSHING BRACKET BRACKET TORSION SPRING PHOTO INTERRUPTER (PC1, 2) REINFORCE PLATE STOPPER...
  • Page 103 EPL-N2700 Optional Units Revision A 1305 3501 SL2 PC1 1305 0214 4005 9302 9301 9302 3501 9302 9302 9301 3501 0208 9302 3501 1305 3704 9301 9303 3704 9302 9302 5-Bin Unit Exploded Diagrams for 5-Bin Unit...

  • Page 104: Paper Transport Section (C)

    EPL-N2700 Optional Units Revision A 4.4.5 Paper Transport Section (C) Table 4-6. Part List - Paper Transport Section (C) Part Name Part Name HARNESS COVER GUIDE PW BOARD-E ROLL LEVER SPRING ROLL RETAINING RING SPRING LEVER GUIDE GUIDE COLLAR GUIDE PW BOARD-B (PWB-B) GUIDE COVER...
  • Page 105 EPL-N2700 Optional Units Revision A PWB-B PWB-D1 PWB-D2 PWB-D3 3704 PWB-E 3704 3704 3704 3704 5-Bin Unit Exploded Diagrams for 5-Bin Unit...

  • Page 106: 10-Bin Unit

           10-BIN UNIT...

  • Page 107: Installing The 10-Bin Unit

    EPL-N2700 Optional Units Revision A 5.1 Installing the 10-Bin Unit 5.1.1 Installing the 10-Bin Unit 1. Open the packing carton and get all packed parts and a manual. This section describes how to install the 10-Bin Unit to the printer main body.
  • Page 108 EPL-N2700 Optional Units Revision A 4. Unpack the Horizontal Transport Unit and remove the transportation 6. Pull out the stabilizing bar tapes from the unit. from the bottom of the Tray Section. Figure 5-4. Installation - 3 7. Secure the stabilizing bar with a wing bolt.
  • Page 109 EPL-N2700 Optional Units Revision A 9. Attach the plastic guide rail 12. Make sure that the green tabs on the rail guide appears on the (holder) to the bottom of the opposite side of the Tray Section. LCC Unit. Figure 5-7. Installation - 6 Figure 5-10.
  • Page 110 EPL-N2700 Optional Units Revision A 15. Slide the rail guide up to the 17. Position the Horizontal Transport Unit on top of the printer. Make mark on the label of the rail sure the gear fixture of the unit is placed inside the catch on the Tray guide.
  • Page 111 EPL-N2700 Optional Units Revision A 18. Open the cover of the Horizontal Transport Unit and remove the 20. Push the 10-Bin Unit to the printer. transportation tapes from the magnet catch. Figure 5-17. Installation - 16 21. Make sure the unit does not lean or tilt to either side. If necessary, Figure 5-15.
  • Page 112 EPL-N2700 Optional Units Revision A 22. Insert the trays from the bottom to the top. Make suer each tray is 23. Remove the socket cover from the printer and plug the 2 harnesses hooked to the installation hole on the 10-Bin Unit by the right side. to their connectors.

  • Page 113: Levelness Adjustment Of The 10-Bin Unit

    EPL-N2700 Optional Units Revision A 5.1.2 Levelness Adjustment of the 10-Bin Unit 4. If the knob is turned counterclockwise, the 10-Bin Unit moves in the direction shown in the figure below. 1. Remove the covers from the both legs of the 10-Bin Unit. Figure 5-21.

  • Page 114: Disassembly And Assembly Of The 10-Bin Unit

    EPL-N2700 Optional Units Revision A 5.2 Disassembly and Assembly of the 10-Bin Unit 5.2.1 Outer Cover Removal 1. Remove the 10-Bin Unit. (Refer to Section 5.1.) Top Cover 2. Remove six screws (3584) securing the rear cover to the 10-bin Frame and remove the rear cover.

  • Page 115: Tray Section Disassembly/Assembly

    EPL-N2700 Optional Units Revision A 5.2.2 Tray Section Disassembly/Assembly 5.2.2.1 Transport Motor (M1) Removal 1. Remove the Rear Cover. (See Section 5.2.1.) 2. Open two cable clamps fixing the harnesses to the holder and release the harnesses for the solenoid and sensor from the holder. 3.

  • Page 116: Transport Motor Pulse Detection Switch (Pc1) Removal

    EPL-N2700 Optional Units Revision A 5.2.2.2 Transport Motor Pulse Detection Switch (PC1) Removal 1. Remove the Rear Cover. (See Section 5.2.1.) 2. Remove the bracket for the Transport Motor. (See Section 5.2.2.1.) 3. Loosen two screws (1308) securing the Transport Motor to the bracket and loosen the timing belt.

  • Page 117: Sorter Set Switch (S1) Removal

    EPL-N2700 Optional Units Revision A 5.2.2.3 Sorter Set Switch (S1) Removal 5.2.2.4 Controller Board (PWB-A) Removal 1. Remove the Rear Cover. (See Section 5.2.1.) 1. Remove the Rear Cover. (See Section 5.2.1.) 2. Open the cable clamp on the sorter set switch holder and remove 2.

  • Page 118: Sort/Non-Sort Switch Solenoid (Sl1) Removal

    EPL-N2700 Optional Units Revision A 5.2.2.5 Sort/Non-Sort Switch Solenoid (SL1) Removal 5.2.2.6 Solenoid Assembly (SL2, SL3) Removal 1. Remove the Front Cover. (See Section 5.2.1.) 1. Remove the Front Cover. (See Section 5.2.1.) 2. Disconnect the harness for the Sort/Non-Sort Switch Solenoid from 2.

  • Page 119: Bin 1/Bin 6 Paper Empty Sensor Board Removal (Pwb-B/D5)

    EPL-N2700 Optional Units Revision A 5.2.2.7 Bin 1/Bin 6 Paper Empty Sensor Board Removal (PWB-B/D5) 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove two screws (3504) securing the bracket to the bin rack and remove the Paper Empty Sensor Board along with the bracket. 3.

  • Page 120: Paper Empty Sensor Board (Pwb-D1-D4, D6-D9) Removal

    EPL-N2700 Optional Units Revision A 5.2.2.8 Paper Empty Sensor Board (PWB-D1-D4, D6-D9) Removal 1. Remove the outer covers. (See Section 5.2.1.) 7. Remove the screw (3704) securing the bracket to the guide and remove the Paper Empty Sensor Board along with the bracket. 2.

  • Page 121: Eject Sensor Board (Pwb-C) Removal

    EPL-N2700 Optional Units Revision A 5.2.2.9 Eject Sensor Board (PWB-C) Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the foot covers from the 10-Bin Unit. (See Section 5.1.2.) 3. Remove the bin rack. (See Section 5.2.2.8.) 4. Remove the screw (3501) securing the Eject Sensor Board to the base frame and remove the Eject Sensor Board.

  • Page 122: Vertical Transport Roller Removal

    EPL-N2700 Optional Units Revision A 5.2.2.10 Vertical Transport Roller Removal 4. Remove two E-rings (9125) from both edges of the Vertical Transport Roller. 1. Remove the outer covers. (See Section 5.2.1.) 5. Unhook the gear 17T by the inside and remove it from the Vertical 2.

  • Page 123: Eject Roller Removal

    EPL-N2700 Optional Units Revision A 5.2.2.11 Eject Roller Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the foot covers from the 10-Bin Unit. (See Section 5.1.2.) 3. Remove the bin rack. (See Section 5.2.2.8.) 4. If the Vertical Transport Roller gear 17T to be removed is inner side of the following parts, remove that part.

  • Page 124: Bin Switch Guide Removal

    EPL-N2700 Optional Units Revision A 5.2.2.12 Bin Switch Guide Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the solenoid for the Bin Switch Guide to be removed. (See Section 5.2.2.6.) 3. Remove the retaining ring (9301) for the Bin Switch Guide and remove bushing from the10-Bin Unit frame.

  • Page 125: Eject Guide Removal

    EPL-N2700 Optional Units Revision A 5.2.2.13 Eject Guide Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the covers from the legs of the 10-Bin Unit. (See Section 5.1.2.) 3. Remove the bin rack. (See Section 5.2.2.8.) 4. Remove the screw (3508) and shoulder screw securing the Upper Eject Guide to the 10-Bin Unit frame.

  • Page 126: Sort/Non-Sort Switch Guide Removal

    EPL-N2700 Optional Units Revision A 5.2.2.14 Sort/Non-Sort Switch Guide Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the Sort/Non-Sort Switch Solenoid. (See Section 5.2.2.5.) 3. Release the cable from the cable clamp in the guide plate. 4. Disconnect the harness from the connector on the Bin 1 Paper Empty Sensor.

  • Page 127: Transport Roller Removal

    EPL-N2700 Optional Units Revision A 5.2.2.15 Transport Roller Removal 1. Remove the outer covers. (See Section 5.2.1.) 2. Remove the Sort/Non-Sort Switch Solenoid. (See Section 5.2.2.5.) 3. Release the cable from the cable clamp in the guide plate. 4. Remove the Sort/Non-Sort Switch Guide. (See Section 5.2.2.14.) 5.

  • Page 128: Horizontal Transport Unit Disassembly/Assembly

    EPL-N2700 Optional Units Revision A 5.2.3 Horizontal Transport Unit Disassembly/Assembly 5.2.3.1 Rear Cover Removal 5.2.3.2 Non-Sort Bin Jam Sensor (PC1) Removal 1. Remove the 10-Bin Unit. (See Section 5.1.1.) 1. Remove the Rear Cover. (See Section 5.2.3.1.) 2. Remove two screws (4021) securing the Rear Cover to the 2.

  • Page 129: Horizontal Transport Door Sensor (Pc4) Removal

    EPL-N2700 Optional Units Revision A 5.2.3.3 Horizontal Transport Door Sensor (PC4) Removal 5.2.3.4 Horizontal Transport Unit Paper Empty Sensor (PC6) Removal 1. Remove the Rear Cover. (See Section 5.2.3.1.) 1. Remove the Rear Cover. (See Section 5.2.3.1.) 2. Open the Horizontal Transport Door. 2.

  • Page 130: Paper Path Switch Solenoid Removal

    EPL-N2700 Optional Units Revision A 5.2.3.5 Paper Path Switch Solenoid Removal 1. Remove the Rear Cover. (See Section 5.2.3.1.) 2. Remove the screw (1305) securing the Paper Path Switch Solenoid to the bracket and remove the solenoid. Figure 5-46. Paper Path Switch Solenoid Removal 10-Bin Unit Disassembly and Assembly of the 10-Bin Unit...

  • Page 131: Horizontal Transport Roller Removal

    EPL-N2700 Optional Units Revision A 5.2.3.6 Horizontal Transport Roller Removal 5. Remove three screws (3504) securing the frame to the Horizontal Transport Unit. 1. Remove the Rear Cover. (See Section 5.2.3.1.) 6. Remove the screw (4021) securing the bracket for the Horizontal 2.

  • Page 132: Adjustment

    EPL-N2700 Optional Units Revision A 5.3 Adjustment 5.3.2 Test Mode Test Mode allows you to perform the units test of the 10-Bin Unit. You 5.3.1 Timing Belt Tension Adjustment can check the operational condition of the parts in the drive system as well as such electrical parts as motors by referring to the LED’s on/off Perform Timing Belt Tension Adjustment when the Transport Motor has condition.

  • Page 133: Activating The Test Mode

    EPL-N2700 Optional Units Revision A 5.3.2.4 Details of Each Test Mode Sine the power is supplied through the printer, The test mode advances to the next mode as the switch S1 is pressed. connect the Tray Section and the printer with the If the switch S1 is pressed in the Paper Path Switch Check mode, the power cable (12-pin).
  • Page 134 EPL-N2700 Optional Units Revision A INITIAL INDICATION [Sorter set switch] The test mode begins with the initial indication. In this mode, you can If the positioning pin on the printer fits in the socket in the Tray section check the following conditions: securely, the switch is on and the LED 3 blink.
  • Page 135 EPL-N2700 Optional Units Revision A Table 5-6. Sensor Input Check - Group 3 SENSOR INPUT CHECK Sensor Indications *1 This mode enables you to check each sensor for its proper operation. Paper empty sensor (Bin 1) : No paper, : Paper present Since too many sensors are used, the test is performed by dividing Paper empty sensor (Bin 2) : No paper,...
  • Page 136 EPL-N2700 Optional Units Revision A Table 5-9. Sensor Input Check - Group 6 PRINTER SETTING Sensor Indications *1 With this mode, you can check that the printer model name is correctly Paper full detection sensor (Bin 6) : Paper full set.
  • Page 137 EPL-N2700 Optional Units Revision A PAPER SIZE INPUT SORT OPERATION With this mode, you can check that the paper sizes are correctly set. As This mode is used to check the sorter’s permission, start, and stop you press the switch S2, the paper size is set in the order shown in the operations.
  • Page 138 EPL-N2700 Optional Units Revision A SOLENOID CHECK PAPER PATH SWITCH CHECK With this mode, you can check for the operation of each solenoid. When This mode allows you to check that the paper path properly switches as the solenoid is turned on (= the solenoid pin retracts), the corresponding the eject mode alternates between non-sort mode and sort mode.

  • Page 139: Adjusting The Eject Sensor

    EPL-N2700 Optional Units Revision A 5.3.3 Adjusting the Eject Sensor Use of Minolta MR white (A4) is recommended. If the Eject Sensor Board or Bin 1 Paper Empty Sensor is replaced, The VR must be turned in the correct direction as always adjust the Eject Sensor as described below.

  • Page 140: Maintenance

    EPL-N2700 Optional Units Revision A 5.4 Maintenance The maintenance method of the 10-Bin Unit is mostly same as for the printer body. Therefore, this section only describes the method specific to the 10-Bin Unit. 5.4.1 Maintenance Items The 10-Bin Unit part that requires maintenance is as shown in the following table.

  • Page 141: Exploded Diagrams

    EPL-N2700 Optional Units Revision A 5.5 Exploded Diagrams 5.5.1 Housing Table 5-16. Parts List - Housing Part Name Part Name TOP COVER FRONT COVER REAR COVER BIN RACK TRAY BRACKET COVER PW BOARD-B, EXIT (PWB-B) PLATE COVER PLATE PW BOARD-D, EXIT (PWB-D5) SHOULDER SCREW NEUTRALIZING BRUSH NEUTRALIZING BRUSH...
  • Page 142 EPL-N2700 Optional Units Revision A 3504 3501 PWB-B 3538 3538 3501 3501 3501 3501 3501 3501 3501 3504 PWB-D5 3501 3508 3501 3501 3501 3501 3501 3501 3501 3501 3501 3501 1318 3501 10-Bin Unit Exploded Diagrams...

  • Page 143: Frames

    EPL-N2700 Optional Units Revision A 5.5.2 Frames Table 5-17. Parts List - Frames Part Name Part Name GUIDE STOP PLATE SUPPORT PLATE GROUND PLATE GUIDE PLATE STOPPER SHAFT PLATE FOOT PIPE ROLL LABEL BASE FRAME LABEL PW BOARD-C, EMPTY (PWB- PLATE HARNESS MAGNET...
  • Page 144 EPL-N2700 Optional Units Revision A 3508 9301 3508 3501 3508 9125 PWB-C 9301 3701 3508 3508 9125 4009 1309 9301 1318 4005 5704 3504 5704 3701 3508 4005 3508 9301 4005 3538 1309 4005 3538 1318 8508 8508 5402 5402 10-Bin Unit Exploded Diagrams...

  • Page 145: Paper Transportation Section (A)

    EPL-N2700 Optional Units Revision A 5.5.3 Paper Transportation Section (A) Table 5-18. Parts List - Paper Transportation Section (A) Part Name Part Name BRACKET GUIDE GUIDE PLATE BUSHING CUSHION BRACKET GEAR 17T SOLENOID, NON-SORT (SL1) GEAR 37T STOPPER GEAR 18T TENSION SPRING GEAR 20T HOLDER...
  • Page 146 EPL-N2700 Optional Units Revision A 3501 3501 3501 9125 3501 9125 4001 9125 3508 9124 9124 4001 9125 9125 3508 9301 3508 3508 9125 1305 9125 3508 10-Bin Unit Exploded Diagrams...

  • Page 147: Paper Transportation Section (B)

    EPL-N2700 Optional Units Revision A 5.5.4 Paper Transportation Section (B) Table 5-19. Parts List -Paper Transportation Section (B) Part Name Part Name ROLLER ROLL BALL BEARING PLATE SPRING BRACKET BRACKET GEAR 17T PW BOARD-D (PWB-D1-D4) GEAR 37T COVER SHOULDER SCREW HARNESS GUIDE BUSHING...
  • Page 148 EPL-N2700 Optional Units Revision A 4005 9125 9125 9125 9125 3508 3705 3705 4005 3508 3704 3705 3705 3704 PWB-D1 PWB-D2 3508 3705 3705 3508 3704 3705 3705 3704 PWB-D3 3508 PWB-D4 10-Bin Unit Exploded Diagrams...

  • Page 149: Paper Transportation Section (C)

    EPL-N2700 Optional Units Revision A 5.5.5 Paper Transportation Section (C) Table 5-20. Parts List - Paper Transportation Section (C) Part Name Part Name ROLLER BRACKET BALL BEARING PW BOARD-D (PWB-D6-D9) SHOULDER SCREW COVER BRACKET HARNESS GEAR 17T HARNESS GEAR 19T GUIDE GEAR 17T BUSHING...
  • Page 150 EPL-N2700 Optional Units Revision A 9124 9125 9125 9125 4005 9125 9125 3508 9125 3704 3508 4005 3704 PWB-D6 3508 PWB-D7 3704 3704 3508 PWB-D8 PWB-D9 10-Bin Unit Exploded Diagrams...

  • Page 151: Paper Transportation Section (D)

    EPL-N2700 Optional Units Revision A 5.5.6 Paper Transportation Section (D) Table 5-21. Parts List - Paper Transportation Section (D) Part Name Part Name GEAR 17T PLATE SPRING GEAR 19T ROLLER GEAR 17T BUSHING GEAR 18/40T STOPPER GUIDE TENSION SPRING SHOULDER SCREW HOLDER SHAFT SOLENOID, DEFLECT (SL2)
  • Page 152 EPL-N2700 Optional Units Revision A 9124 9125 9124 3705 9124 9301 9125 3705 9124 9301 3705 9301 3508 9301 9125 3705 9125 3705 3508 9125 3705 9125 3705 3508 9125 3705 9125 3508 3508 9125 10-Bin Unit Exploded Diagrams...

  • Page 153: Paper Transportation Section (E)

    EPL-N2700 Optional Units Revision A 5.5.7 Paper Transportation Section (E) Table 5-22. Parts List - Paper Transportation Section (E) Part Name Part Name GUIDE PLATE SPRING GUIDE ROLLER GEAR 17T BUSHING GEAR 17T BUSHING GEAR 19T SOLENOID, DEFLECT (SL3) ROLL HOLDER HOLDER TENSION SPRING...
  • Page 154 EPL-N2700 Optional Units Revision A 3303 3303 3303 3303 9124 3705 3303 9124 9125 3705 9301 3508 3705 9124 9125 3705 9301 9124 9125 9301 3303 3508 3303 3303 9125 9301 3705 3303 9125 3705 3303 09 01 3705 3508 9125 3303 3303...

  • Page 155: Drive Section

    EPL-N2700 Optional Units Revision A 5.5.8 Drive Section Table 5-23. Parts List - Drive Section Part Name Part Name PHOTO INTERRUPTER, NON- FUSE 0.5A SORT (PC1) BALL BEARING PW BOARD-A, MAIN (PWB-A) PULLEY 64T PWB SUPPORT 9.53H TIMING BELT PWB SUPPORT 9.53H PULLEY BRACKET PULLEY 16T...
  • Page 156 EPL-N2700 Optional Units Revision A 9125 4005 3508 3508 1308 9205 9125 9125 3508 4005 4009 4005 3508 PWB-A 10-Bin Unit Exploded Diagrams...

  • Page 157: Horizontal Transport Unit (A)

    EPL-N2700 Optional Units Revision A 5.5.9 Horizontal Transport Unit (A) Table 5-24. Parts List - Horizontal Transport Unit (A) Part Name Part Name COVER REAR COVER BRACKET CUSHION TENSION SPRING GUIDE PLATE ROLL LOWER COVER BUSHING SHOULDER SCREW LEVER LEVER SOLENOID, SWITCH (SL1) CUSHION SEAL...
  • Page 158 EPL-N2700 Optional Units Revision A 3724 1305 3704 3704 9302 0242 3724 3704 3204 4021 3204 9302 9126 3731 3724 3504 10-Bin Unit Exploded Diagrams...

  • Page 159: Horizontal Transport Unit (B)

    EPL-N2700 Optional Units Revision A 5.5.10 Horizontal Transport Unit (B) Table 5-25. Parts List - Horizontal Transport Unit (B) Part Name Part Name PLATE SPRING ACTUATOR ROLL COVER WASHER PELLY 17T TORSION SPRING CLUTCH STOPPER BUSHING PLATE SPRING GROUND PLATE REINFORCE PLATE SCREW ROLLER...
  • Page 160 EPL-N2700 Optional Units Revision A 3704 3704 9302 9302 9302 4021 4021 9125 1305 9125 3704 9125 9302 9302 3504 3704 9126 3704 3504 3504 3704 3704 10bin_10 10-Bin Unit Exploded Diagrams...

  • Page 161: Operating Principles

           OPERATING PRINCIPLES...

  • Page 162: Double Cassette Unit

    EPL-N2700 Optional Units Revision A 6.1 Double Cassette Unit 6.1.1.1 Drive System Drive from the Main Drive Motor of the printer is transmitted to the paper 6.1.1 Structure take-up drive mechanisms via a gear train. The structure of the Double Cassette Unit is as shown below: Paper Take-up Drive Mechanism Vertical Transport Roller Paper Take-up Roller...

  • Page 163: Mechanical Operations

    6.1.2.3 Paper Size Setting Figure 6-4. Vertical Regulating Plate The paper size setting mechanism is the same as for the Cassette 1 of the printer. (See EPL-N2700 Service Manual / Chapter 2.) Figure 6-5. Horizontal Regulating Plate Operating principles Double Cassette Unit...

  • Page 164: Paper Near Empty Detection

    The paper empty detection mechanism is the same as for the Cassette the height of the Paper Lifting Plate. 1 of the printer main body. (See EPL-N2700 Service Manual / Chapter 2. As the paper stack is consumed during a print cycle, the Paper Lifting Plate of the cassette is gradually raised by the tension of the Paper Lifting Springs.

  • Page 165: Paper Separation Mechanism

    EPL-N2700 Optional Units Revision A 6.1.2.6 Paper Separation Mechanism Each cassette has fingers that function to separate the top sheet of Paper Take-up Roller paper from the rest of the paper stack at paper take-up. This Paper mechanism uses the fingers and the Paper Take-up Roller on the both Separator Finger edges of the cassette.

  • Page 166: Paper Take-Up Roller

    EPL-N2700 Optional Units Revision A 6.1.2.7 Paper Take-up Roller 6.1.2.8 Paper Take-Up Retry Control Since the Paper Lifting Plate is raised at all times by the Paper Lifting To minimize the occurrence of paper misfeed due to a slippery Paper Springs, paper is wedged in the mechanism when the cassette is slid Take-up Roller, the Take-Up Solenoid is energized a second time if a out if the Paper Take-up Roller is round in shape.

  • Page 167: Duplex Unit

    EPL-N2700 Optional Units Revision A 6.2 Duplex Unit 6.2.1.1 Drive System 6.2.1 Structure switchback Mechanism The structure of the Duplex Unit is as shown below: Transport Roller (driven) 1 Transport Roller 1 Transport Roller 2 Transport Roller (driven) 2 Duplex Unit Transport Drive Section Figure 6-11.

  • Page 168: Electrical Components Layout

    EPL-N2700 Optional Units Revision A 6.2.1.2 Electrical Components Layout 6.2.2 Mechanical Operations 6.2.2.1 Switchback Mechanism switchback Motor (M1) Switchback operation The Eject Roller reverses the direction of feeding the 1-sided print into the Duplex Unit (switchback operation). This switchback operation by the Eject Roller is accomplished by changing the direction of rotation of the Switchback Motor whose drive is transmitted via a gear train.

  • Page 169: Transport/Feedback Mechanism

    EPL-N2700 Optional Units Revision A Eject Roller Drive Coupling Mechanism 6.2.2.2 Transport/Feedback Mechanism Transport/Feedback Mechanism When the Duplex Unit is mounted, the tip of the Duplex Unit Lever raises the Idle Lever to disconnect the drive from the printer main The paper fed into the Duplex Unit is transported through, and body (Fusing Roller) and, instead, provides the Eject Roller with the eventually fed out of, the Duplex Unit before being fed to the paper...

  • Page 170: Duplex Print Schemes

    EPL-N2700 Optional Units Revision A 6.2.2.3 Duplex Print Schemes Eject Roller The following two 2-sided printing schemes are available. PC Drum Single-sheet duplex printing Duplex printing Double-sheet duplex printing NOTE:The paper size that is applicable to duplex printing is Letter LEF (215.9 mm) or smaller.
  • Page 171 EPL-N2700 Optional Units Revision A 3. At the same time when the image of the fourth page is printed on the second sheet of paper, the first 1-sided print is transported through the Duplex Unit. Because of the Duplex Eject Roller paper take-up timing involved, the first 1-sided print is temporarily stopped, but it is soon fed out of the Duplex Unit.

  • Page 172: Lcc Unit Unit

    EPL-N2700 Optional Units Revision A 6.3 LCC Unit Unit 6.3.1.1 Drive System Layout 6.3.1 Structure Vertical Transport Paper Take-Up Drive Mechanism The structure of the LCC Unit is as shown below: Drive Mechanism Vertical Transport Roller Paper Take-Up Roller 1 Vertical Transport Roller (driven) Paper Take-Up Roller 2...

  • Page 173: Electrical Components Layout

    EPL-N2700 Optional Units Revision A 6.3.1.2 Electrical Components Layout Table 6-1. Part Description Symbol Name Symbol Name SIDE PWB-A LCC Main Board PPS2 Paper Empty Sensor 2 HMOT LCC Transport Motor RSEN Registration Sensor RSEN Paper Standby Position PWB-A EMOT LCC Lift-Up Motor Sensor P1CL...

  • Page 174: Mechanical Operation

    EPL-N2700 Optional Units Revision A 6.3.2 Mechanical Operation Vertical Transport Roller 6.3.2.1 Vertical Transport Mechanism Vertical Transport Drive Operation The Vertical Transport Roller is driven by LCC Transport Motor. The driving force of the motor is transmitted via a gear train and Registration Clutch to the Vertical Transport Roller which feeds the paper from Lift 1 or 2 to the printer main body.

  • Page 175: Paper Take-Up Mechanism

    EPL-N2700 Optional Units Revision A 6.3.2.2 Paper Take-up Mechanism Separator Clutch (BCL) Take-Up Clutch 1 (P1CL) The paper take-up mechanism takes up a sheet of paper from the paper LCC Transport stack on each lift and feeds it to the Vertical Transport Roller. Motor (HMOT) A paper take-up sequence is performed when drive from LCC Transport Take-Up Clutch 2...
  • Page 176 EPL-N2700 Optional Units Revision A Paper Take-up from Lift 1 Vertical Transport Roller Registration Sensor RSEN 1. After Lift 1 has completed its lifting motion, Paper Take-up Roller is driven to take up and feed a sheet of paper until the paper blocks Paper Standby Position Sensor S1 Paper Standby Position Sensor.
  • Page 177 EPL-N2700 Optional Units Revision A Paper Take-up from Lift 2 Vertical Transport Roller 1. When all sheets of paper have been taken up and fed in from Lift 1, Registration Sensor RSEN Lift 1 is placed in the top level position to serve as part of the paper Paper Standby Position Sensor S1 path for paper feeding from Lift 2.

  • Page 178: Paper Take-Up Retry Control

    EPL-N2700 Optional Units Revision A 6. The Vertical Transport Roller is driven to transport the paper to the 6.3.2.3 Paper Take-Up Retry Control printer. When the trailing edge of the paper being transported by the To minimize the occurrence of paper misfeed due to a slippery Paper Vertical Transport Roller unblocks Paper Empty Sensor 1, Paper Take-up Roller, Separator Clutch is energized a second time if a sheet Take-up Rollers 1 and 2 are driven to transport the subsequent...

  • Page 179: Paper Separating Mechanism

    EPL-N2700 Optional Units Revision A 6.3.2.4 Paper Separating Mechanism Multiple Feeding Since the friction coefficient between the underside of the second The paper separating mechanism employs a system with a torque sheet of paper and Separator Roller is greater than that between the limiter that is fitted to the Separator Roller shaft and stops the Separator first and second sheets of paper, the Separator Roller is not driven Roller when there is a change in friction between the Feed and...

  • Page 180: Paper Pressure Releasing Mechanism

    EPL-N2700 Optional Units Revision A 6.3.2.5 Paper Pressure Releasing Mechanism 6.3.2.6 Paper Take-up Roller Retracting Mechanism The LCC is provided with a mechanism that releases the pressure The pressure between the paper and Paper Take-up Roller is released between the Feed and Separator Rollers and between the paper and by the projection on the back side of the Front Cover, Pressure Release Paper Take-up Roller when the LCC is slid out of the printer.

  • Page 181: Paper Size Regulating Plate

    EPL-N2700 Optional Units Revision A 6.3.2.7 Paper Size Regulating Plate 6.3.2.8 Paper Size Setting The Regulating Plate (vertical) is screwed into position (not used for The paper sizes that can be set are A4 LEF and Letter LEF. After the Letter crosswise).

  • Page 182: Lcc Set Detection

    EPL-N2700 Optional Units Revision A 6.3.2.9 LCC Set Detection The LCC is detected at its closed position when the light blocking plate provided on the rear end of the right rail blocks LCC Set Sensor. LCC Set Sensor Figure 6-37. LCC Set Detection Operating principles LCC Unit Unit...

  • Page 183: Lifting Mechanism

    EPL-N2700 Optional Units Revision A 6.3.2.10 Lifting Mechanism When the LCC is set, the couplings are engaged. When LCC Lift-Up Motor turns forward and backward, its drive is transmitted via a one-way gear and gear train to raise Lift 1 and Lift 2, in that order. A one-way gear is in each of the Lift 1 and 2 drive mechanisms.
  • Page 184 EPL-N2700 Optional Units Revision A 3. LCC Lift-Up Motor is energized and the Lift is raised. This lifts the Descent Motion paper stack to block the Lift-Up Sensor. When the LCC is slid out of the printer, Lift 1 and 2 are lowered. To absorb shocks that would otherwise be applied during the descent 4.

  • Page 185: Paper Near Empty Detection

    EPL-N2700 Optional Units Revision A 6.3.2.11 Paper Near Empty Detection 6.3.2.12 Paper Empty Detection A paper-near-empty condition is detected by sensing the height of Lift 1 A paper-empty condition is detected by a reflector type photosensor, or Lift 2. When paper is consumed during a print cycle, Lift 1 or 2 Paper Empty Sensor 1 PPS1 and Paper Empty Sensor 2 PPS2, gradually moves up.

  • Page 186: 5-Bin Unit

    EPL-N2700 Optional Units Revision A 6.4 5-Bin Unit 6.4.1.1 Drive Section Layout 6.4.1 Structure Transport Motor (M1) Paper Guide Drive Motor Paper Empty Sensor (each bin) Paper Full Detection Eject Roller (each bin) Switch (each bin) Tray - Bin 5 Bin 4/Bin 5 Switch Guide Lever Transport Roller...

  • Page 187: Electrical Component Layout

    EPL-N2700 Optional Units Revision A 6.4.1.2 Electrical Component Layout Transport Motor Bin 1 Shift Motor PWB-A Paper Guide Drive Motor PC1: Paper Jam Removal Door Sensor Paper Guide Home Position Sensor PWB-B PC3: Paper Guide Position Sensor PWB-D1 PWB-D2 PC4: Bin Shift Home Position Sensor PWB-D3 PWB-E...

  • Page 188: Mechanical Operations

    EPL-N2700 Optional Units Revision A 6.4.2 Mechanical Operations In the normal ejection mode (Face-down Bin 1) or shift mode, the paper guide switches to the lowest position, from which the paper is transported to the Bin 1 and then ejected to the tray in the Bin 1 by way 6.4.2.1 Paper Exit Path of the Eject Sensor, Eject Roller, and Paper Empty Sensor.

  • Page 189: Single/Duplex Print Switch Mechanism

    EPL-N2700 Optional Units Revision A 6.4.2.2 Single/Duplex Print Switch Mechanism 6.4.2.3 Paper Guide Mechanism The Transfer Switch Guide Lever moves in accordance with the The Paper Guide, driven by the Paper Guide Drive Motor (M3), Transfer Switch Solenoid (SL1). In the duplex print mode, the solenoid switches between four positions;...

  • Page 190: Bin 4/Bin 5 Switch Mechanism

    EPL-N2700 Optional Units Revision A 6.4.2.4 Bin 4/Bin 5 Switch Mechanism 6.4.2.5 Shift Mechanism When the Bin 4 or Bin 5 is selected as the paper exit, paper from the In the shift mode, paper is ejected to the Bin 1. When the Bin 1 Shift printer is transported to the selected bin by way of the Transfer Switch Motor (M2) rotates, the shift rod moves right and left.

  • Page 191: Paper Empty Detection Mechanism

    EPL-N2700 Optional Units Revision A Paper Empty Sensor (receptor side) Paper Empty Sensor Shift Rod (Emitter Side) Tray (Bin 4) Tray (Bin 3) PWB-D1 PWB-D2 Bin 1 Shift Motor (M2) Figure 6-53. Shift Mechanism Drive Section 6.4.2.6 Paper Empty Detection Mechanism A paper empty sensor is equipped with each bin.

  • Page 192: Paper Full Detection Mechanism

    EPL-N2700 Optional Units Revision A 6.4.2.7 Paper Full Detection Mechanism A paper full condition is detected by the lever switch attached to each bin. When the level of the stack of paper reaches the specific level, it pushes up the lever enough to turn the sensor on. The lever switch is attached to the lower side of each sensor board.

  • Page 193: 10-Bin Unit

    EPL-N2700 Optional Units Revision A 6.5 10-bin Unit Tray Section 6.5.1 Structure Sort/Non-Sort Switch Guide Eject Sensor (Receptor Side) Horizontal Transportation Unit Transport Roller Paper Empty Sensor Bin 1 Cover Transport Roller Paper Full Bin Switch Guide Guide Plate Detection Sensor Paper Eject Rollers Transport Roller...

  • Page 194: Drive Section Layout

    EPL-N2700 Optional Units Revision A 6.5.1.1 Drive Section Layout Tray Section Horizontal Transportation Unit Timing Belt Timing Belt Paper Path Switch Solenoid Paper Path Switch Mechanism Transport Belt Transport Motor (M1) Figure 6-58. Drive Section Layout - Horizontal Transportation Unit Figure 6-59.

  • Page 195: Electrical Component Layout

    EPL-N2700 Optional Units Revision A 6.5.1.2 Electrical Component Layout Tray Section Horizontal Transportation Unit Paper Path Switch Solenoid Paper Empty Sensor Horizontal Transport PWB-B Door Sensor PWB-D1 PWB-D2 PWB-D3 PWB-D4 SL2 (Assy.) PWB-D5 PWB-D6 PWB-A PWB-D7 Non-Sort Bin Jam Sensor PWB-D8 Figure 6-60.

  • Page 196: Mechanical Operations

    EPL-N2700 Optional Units Revision A 6.5.2 Mechanical Operations Transport 6.5.2.1 Paper Exit Path Sorter Set Switch The paper exit path for the paper output from the printer varies Sort/Non-Sort Switch Solenoid depending on the paper ejection mode. Sensors and switches monitors Solenoid Assy.
  • Page 197 EPL-N2700 Optional Units Revision A Horizontal Transport Unit Printer Tray Section Non-Sort Bin Jan Sensor Non-Sort/Sort Switch Guide Transport Roller Paper Eject Sensor (Receptor Side) Guide Plate Paper Empty Sensor Paper Full Detection Switch Eject Roller Transport Rollers Upper Attachment Bin Switch Guide Vertical Transport Roller Eject Sensor (Emitter Side)

  • Page 198: Paper Transport Mechanism (Horizontal Transport Unit)

    EPL-N2700 Optional Units Revision A 6.5.2.2 Paper Transport Mechanism (Horizontal Transport Unit) This mechanism advances paper from the Horizontal Transport Unit to Sort/Non-Sort Switch Guide the Tray Section. Drive is transmitted from the Transport Motor (M1) in Eject Sensor (Receptor Side) the Tray Section.

  • Page 199: Paper Empty Detection Mechanism

    EPL-N2700 Optional Units Revision A 6.5.2.4 Paper Empty Detection Mechanism 6.5.2.5 Paper Full Detection Mechanism A paper empty sensor is attached to each bin. It turns on when there is A paper full condition is detected by the lever switch attached to each no paper in the tray.

  • Page 200: Mode Description

    EPL-N2700 Optional Units Revision A 6.5.3 Mode Description 6.5.3.5 Multiple Sorter Mode All bins are used to eject paper separately per job. Unlike the sorter There are five paper ejection modes as described in the following mode, the number of copies is not limited. As one-job pages are ejected sections.

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