Epson N2700 - Manuals - manualsarea.com

Page 3 - PRECAUTIONS; DANGER; OR REPAIR PROCEDURES.; WARNING; REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.

PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1)Personal injury and 2) damage to equipment. DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing procedures preceded by DA...

Page 4 - Safety Information; Power Supply and Other Electrical Devices

Safety Information To prevent accidents during a maintenance procedure, strictly observe the Warnings and Cautions. Do not do anything that is dangerous or not within the scope of this document.Do not do anything that is dangerous even if not specifically described in this manual. In addition to the...

Page 5 - Laser Beam; To avoid permanent eye damage, follow these directions; Safety Component

Laser Beam To avoid permanent eye damage, follow these directions; Before starting ay service procedure, switch off the printer power and unplug the power cord from the wall outlet. Do not disassemble the ROS Assembly or any laser component that displays Laser Warning Sticker. Use caution when you a...

Page 6 - PREFACE; Provides a general overview and specifications of the product.

PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON EPL-N2700. The instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions o...

Page 7 - Revision Status

Revision Status Revision Issued Date Description 0 January 26, 1999 Preliminary version

Page 8 - Contents; Product Description; Operating Principles

Contents Product Description OVERVIEW ................................................................................................. 12 BASIC SPECIFICATIONS .......................................................................... 13 CONTROLLER SPECIFICATIONS .......................................

Page 10 - Appendix

Overview ................................................................................................... 136 Maintenance by Users .......................................................................... 136Replacement of Consumable Items ..................................................... 13...

Page 11 - PRODUCT DESCRIPTION

Page 12 - ENGINE FEATURES

EPL-N2700 Revision A Product Description Overview 12 1.1 Overview The EPL-N2700 is a business-oriented page printer making the most use of the laser diode and the electrical photo technology. The main feature of the printer are as follows: ENGINE FEATURES High-speed, highly reliable A3 Engine (Maxim...

Page 13 - Basic Specifications; This section describes the basic specifications of the EPL-N2700.; CPU; Standard; ROM

EPL-N2700 Revision A Product Description Basic Specifications 13 Figure 1-1. Exterior View of the EPL-N2700 1.2 Basic Specifications This section describes the basic specifications of the EPL-N2700. 1.2.1 Controller Specifications CPU VR4310 / 166MHz RAM Standard 16MB (on-board) *1 Optional 8MB *2 /...

Page 14 - INTERFACES

EPL-N2700 Revision A Product Description Basic Specifications 14 INTERFACES Standard interface: Parallel interface: Bidirectional parallel I/F (B type connector)(IEEE-1284 compliant / Compatibility, Nibble and ECP mode) Serial interface:RS-232CEthernet 100/10BaseTX Optional interface: Type-B interfa...

Page 15 - PRINTING METHOD; NOTE: For non-standard size paper, the printer prints at a lower; speed since the printer automatically performs cleaning.; NOTE: Up to 3 optional Paper Cassette Units can be installed.

EPL-N2700 Revision A Product Description Basic Specifications 15 1.2.3 Engine Specifications PRINTING METHOD Semiconductor laser beam scan + dry-powdered single-component magnetic toner electro-photographic printing RESOLUTION 600DPI PRINTING SPEED Table 1-2. Printing Speed (Sheet / Minute) SEF: Sho...

Page 16 - See Table 1-4 for paper source specifications.

EPL-N2700 Revision A Product Description Basic Specifications 16 See Table 1-4 for paper source specifications. Number of sheets loaded Standard: 750 sheets (250 + 500) With options: Up to 3,750 sheets in total. (Standard: 250 + 500, Optional 500 + 2,500) Table 1-4. Paper Supply / Paper Size / Capac...

Page 17 - See Table 1-5 for the paper sources and their paper availability.; Table 1-5. Paper Sources and their Paper Availability

EPL-N2700 Revision A Product Description Basic Specifications 17 1.2.4 Paper Specifications See Table 1-5 for the paper sources and their paper availability. NOTE: AA: Available (Automatic paper size detection is supported for MP cassette.) AM: Available (Manual paper size detection is supported. Pa...

Page 18 - CONSUMABLES AND OPTIONS; Imaging Cartridge; SUPPORTED PAPER SIZES; Same as for the Cassette 1.; PAPER FEED ALIGNMENT; Center alignment for all paper sizes; PAPER EJECTION; Face-down ejection only; NOTE:Each bin is equipped with the full stack sensor.

EPL-N2700 Revision A Product Description Basic Specifications 18 CONSUMABLES AND OPTIONS Imaging Cartridge SUPPORTED PAPER SIZES MP Cassette: Width =86 to 297 mm (3.39 to 11.7 ") Cassette 1: Width = 215.9 to 297 mm (3.9 to 11.7 ") Length = 203.2 mm to 431.8 mm (8 to 17 ") Available paper...

Page 19 - POWER CONSUMPTION; Large Capacity Paper Cassette Unit; OZONE DENSITY

EPL-N2700 Revision A Product Description Basic Specifications 19 POWER CONSUMPTION Printer Main Body: See Table 1-8. Table 1-8. Power Supply Specification Large Capacity Paper Cassette Unit DC24 V and DC5 V are supplied from the printer. Average consumption current:1.0 A or less (24V)0.5 A or less (...

Page 20 - PAPER TYPE; NOTE: Do not use the following papers in this printer. Use of any of

EPL-N2700 Revision A Product Description Basic Specifications 20 1.2.5 Process Specifications Printing system: Dry single-component toner electrophotographic process Exposing source: Semi-conductor laser beam Exposed object: OPC drum Charging system: Rotating charging brush system Developing system:...

Page 21 - PAPER PATH AVAILABILITY; PRINTABLE AREA; TBD; NOTE:Guaranteed printable area may vary depending on the

EPL-N2700 Revision A Product Description Basic Specifications 21 PAPER PATH AVAILABILITY Table 1-9. Paper Path Availability RF: Reliable feeding and good image quality. R: Reliable feeding and good image quality, but limited to paper generally available. P: Possible, but limited to paper generally a...

Page 22 - MPBF; NOTE: MPBF is an average number of sheets printed between; PRINT VOLUME; When standard paper is used in the standard environment:; PRINT POSITION ACCURACY; P r i n t a r e a

EPL-N2700 Revision A Product Description Basic Specifications 22 1.2.7 Reliability, Durability, And Maintainability MPBF 60,000 sheets (For single-side print) NOTE: MPBF is an average number of sheets printed between failures, where "failure" indicates a condition that requires part replacem...

Page 23 - SKEW; Ambient Illumination: 3000 lux or less; 3 4 m m ( W i t h t h e R i g h t C o v e r o p e n )

EPL-N2700 Revision A Product Description Basic Specifications 23 SKEW DURABILITY 5 years or 600,000 sheet, whichever comes first. MAINTAINABILITY MTTR* = Within 30 minutes (average)* MTTR: Mean Time To Repair EJECTION CURL Normal paper: ± 15 mm or less (TBD) OHP Sheet: ± 10 mm or less (TBD) OPERATIN...

Page 24 - TEMPERATURE AND HUMIDITY; No damage when tested in accordance with JIS Z0200-1987 level 1; VIBRATION TOLERANCE; 0 minutes in each direction

EPL-N2700 Revision A Product Description Basic Specifications 24 1.2.8 Environmental Condition For Storage And Transportation (Including Consumable Items) TEMPERATURE AND HUMIDITY Table 1-13. Environmental Conditions - Main Unit *1: 35 - 55 °C without an ET Cartridge AIR PRESSURE 74.0 to 101.3 kPa (...

Page 25 - Asynchronous

EPL-N2700 Revision A Product Description Basic Specifications 25 1.2.9 Electrical Specifications AC LINE NOISE Pulse width: 50 to 1000 ns Pulse polarity: + / - Repetition: Asynchronous Modes: Common / Normal Voltage: 1KV (Parts must be able to withstand 2KV without damage) TRANSIENT OUTAGE DIP 100% ...

Page 26 - SAFETY REGULATION; In compliance with International Energy Star program; OTHERS

EPL-N2700 Revision A Product Description Basic Specifications 26 1.2.10 Safety Approval SAFETY REGULATION Table 1-14. Safety Regulation SAFETY REGULATION (LASER RADIATION) Table 1-15. Safety Regulation (Laser Radiation) EMC Table 1-16. Safety Regulation (EMC) POWER CONSUMPTION In compliance with Int...

Page 27 - This printer's only consumable part is the Imaging Cartridge.; SPECIFICATIONS; Storage duration; DROP TEST; VIBRATION; Same as for the printer main body.

EPL-N2700 Revision A Product Description Basic Specifications 27 1.2.11 Consumable Item This printer's only consumable part is the Imaging Cartridge. SPECIFICATIONS Table 1-17. Imaging Cartridge Specifications ENVIRONMENTAL CONDITION FOR STORAGE AND TRANSPORTATION Table 1-18. Environmental Condition...

Page 28 - External Interface Specifications; The EPL-N2700 supports the following interfaces.; Host Interface Usage Configurations; E t h e r n e t I / F C o n n e c t o r; Table 1-19. Host Interface Usage Configurations

EPL-N2700 Revision A Product Description External Interface Specifications 28 1.3 External Interface Specifications The EPL-N2700 supports the following interfaces. Bidirectional parallel I/F (standard) RS-232C serial (standard) Ethernet I/F Type-B interface slot (option) See Figure 1-4 for the loca...

Page 29 - IEEE1284 bidirectional high-speed parallel

EPL-N2700 Revision A Product Description External Interface Specifications 29 1.3.2 Parallel Interface Interface type: IEEE1284 bidirectional high-speed parallel interface Operation modes: Compatibility, Nibble, ECP Connector: 57RE-40360-830B(D7A) DDK or equivalent Applicable plug: Amphenole equival...

Page 30 - Communication protocol:

EPL-N2700 Revision A Product Description External Interface Specifications 30 1.3.4 Ethernet I/F I/F type: 10BaseT, 100BaseT, Half Duplex, Full Duplex (Switched at power on) Communication protocol: IPX/SPX (IPX, SPX, NCP, RIP, SAP, PrintServer, RemotePrinter, NDS, SNMP) NetBIOS (SMB)NetBEUI TCP/IP (...

Page 31 - Factory value is the same as the Product; * The Entity Types in the brackets are returned when the

EPL-N2700 Revision A Product Description External Interface Specifications 31 1.3.5 Type-B I/F This printer is equipped with one slot for an optional Type-B interface card. Main System Type: MTP600dpi,PW7016dt600dpi,PRG( ∗∗∗∗ )rev, AP1300ma,SPD0fast( ∗∗∗∗ : ROM version) Printer Name: Factory value i...

Page 32 - LCD PANEL; Printer is ready to receive data and print.; NOTE: All LEDs come on when a service-call error has occurred.; BUTTONS

EPL-N2700 Revision A Product Description Panel Operation 32 1.4 Panel Operation The control panel of the EPL-N2700 includes a variety of buttons and indicator lamps, together with an LCD. The user can use the panel to select the printer's operating mode, to set the various printer functions, and to ...

Page 33 - On Line LED is blinking.

EPL-N2700 Revision A Product Description Panel Operation 33 Form Feed buttonIf the printer contains data but is not enabled for printing (if Form Feed lamp is on), this switch causes printer to output printing results and eject the paper. (This button does not cause ejection if Form Feed lamp is off...

Page 34 - The following tables show the panel setting options available.

EPL-N2700 Revision A Product Description Panel Operation 34 1.4.2 Panel Settings 1.4.2.1 Setting Items The following tables show the panel setting options available. Table 1-22. SelecType Option (1/7) MENU Button ITEM Button VALUE Button Test Menu Status SheetNetwork Status SheetPS3 Status sheet *1 ...

Page 38 - MP Tray Size

EPL-N2700 Revision A Product Description Panel Operation 38 1.4.2.2 User Setting Items which are not include in the Setting Menu The items shown below are not included in the setting menu but can be set by users. The values set by the users are not cleared by the initialization through the control p...

Page 39 - When “Multibin = Stacker” and “Outbin = Stacker” are selected:

EPL-N2700 Revision A Product Description Panel Operation 39 LC1 to LC3 Type These are basically same as the MP Type but because special paper cannot be fed from the LC1 - LC3, “Letterhead”, “Bond”, “Transprnc”, and “Labels” can not be selected. Paper Source The priority for selecting the paper sourc...

Page 43 - Press “On Line“, “ALT“, and “Enter“ while; NOTE:Before running an engine status sheet, make sure that the; Fuser Counter Clear

EPL-N2700 Revision A Product Description Panel Operation 43 Button to press: Press “On Line“, “ALT“, and “Enter“ while turning on the printer. Then, when the LCD indicates “DIMM COPY MODE”, press the “Enter” button, and the printer erases the contents of the Flash ROM and then starts copying. To ret...

Page 44 - LC1 - LC3 Counter Clear; NOTE: The Engine Status Sheet does not show the version number; of the options which are not installed.; NOTE: Removal of options does not clear their counter values.

EPL-N2700 Revision A Product Description Panel Operation 44 LC1 - LC3 Counter Clear A servicer performs this operation once whenever the feed roller in the LC1/LC2/LC3 has been replaced. This function returns the value for the LC1/LC2/LC3 Counter to zero and the counter value for the LC1/LC2/LC3 FR ...

Page 45 - Transfer Roller

EPL-N2700 Revision A Product Description Panel Operation 45 Total CountsShows the same value as the one for the “Page Count” in the “Setup Menu”. Jam counts:Shows the number of times jams occurred. ET Cartridge: Toner:Shows the remaining toner level in one percent units. OPC Drum:Shows a total time ...

Page 46 - Adjust

EPL-N2700 Revision A Product Description Panel Operation 46 Adjust LC1Shows the adjusting value for the LC1’s main scanning direction. Set by EJL. LC2Shows the adjusting value for the LC2’s main scanning direction. Set by EJL. LC3Shows the adjusting value for the LC3’s main scanning direction. Set b...

Page 48 - Dimensions and Weight; DIMENSIONS; Large Capacity Lower Cassette:; Table 1-34. Exterior View of the Printer Main Body; T o p V i e w

EPL-N2700 Revision A Product Description Dimensions and Weight 48 1.5 Dimensions and Weight DIMENSIONS Printer main body:535 mm (W) x 559 mm (D) x 428 mm (H) Large Capacity Lower Cassette: Unit itself: 535 mm (W) x 545 mm (D) x 284 mm (H) With the main unit:535 mm (W) x 559 mm (D) x 712 mm (H) 500-s...

Page 49 - WEIGHT

EPL-N2700 Revision A Product Description Dimensions and Weight 49 WEIGHT Printer main body:30 Kg (Without any consumable or optional items) Large Capacity Lower Cassette:17 Kg or less 500-sheet Lower Cassette Unit:7 Kg or less (TBD) Duplex Unit:2 Kg or less 10-bin Unit: 10-bin portion:25.9 Kg (inclu...

Page 50 - OPERATING PRINCIPLES

Page 51 - Printer Mechanism Operating Principles; Figure 2-1. Major Mechanism of the Printer

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 51 2.1 Printer Mechanism Operating Principles The following diagram shows the major parts, including the sensors, and the paper paths in the printer. The printer consists of the paper feed section, print head unit (expo...

Page 52 - General Description of Each Section; NOTE:The optional cassettes are the same as the Cassette 1

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 52 2.1.1 General Description of Each Section Paper Feed SectionPaper is fed from either the MP Tray or Cassette 1 (universal cassette). When the printer receives a print command, the paper take-up solenoid turns ON and ...

Page 56 - front of the printer.

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 56 2.1.4 Paper Feeding Section 2.1.4.1 MP Tray Paper feeding from MP TrayThe power is transmitted from the transport motor (M2) as follows to take up paper from the MP. 1) The transport motor (M2) turns counterclockwise...

Page 57 - Figure 2-5. MP Cassette Set Sensor Mechanism; MP Cassette; Paper

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 57 MP Cassette Set Sensor (PC6) This sensor detects the installation of the MP cassette. This sensor uses a photointerrupter. When the signal is input to the CPU in the control circuit, the CPU detects that the MP Casse...

Page 58 - Figure 2-7. MP Cassette Paper Near Empty Sensor Mechanism

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 58 (3) MP Cassette Paper Near Empty Sensor (PC5) This sensor detects the paper near empty status of the MP Cassette paper. The sensor uses a photointerrupter. As the sheets of paper in the paper cassette decrease, the p...

Page 59 - MP Cassette Size Sensor; Figure 2-9. Paper Size Detection Mechanism; A4 / Letter Detection

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 59 MP Cassette Size Sensor The paper size for the MP cassette is detected by the rear paper guide. The paper size detection mechanism consists of the arm that joins with the rear paper guide and four mechanical switches...

Page 61 - Figure 2-12. Cassette 1 Paper Feeding Mechanism

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 61 Figure 2-12. Cassette 1 Paper Feeding Mechanism Double feed of paper in the Cassette 1 is prevented by the separators of the paper cassette. [Separators] Paper Take-up Roller Cassette 1 PaperTake-up Solenoid (SL21) C...

Page 62 - Cassette 1 Paper Size Sensor; Figure 2-13. Cassette 1 Paper Size Detection; Paper Size Detection Sequence; Table 2-2. Paper Size and Corresponding Actuator Condition

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 62 Cassette 1 Paper Size Sensor A mechanical switch is installed to the Cassette 1 to set the size of the paper set. Unlike for the MP Cassette (MP Tray), the printer detects the paper size set in the Cassette 1 (all un...

Page 63 - Figure 2-14. Cassette 1 Paper Empty Sensor Mechanism

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 63 Cassette 1 Paper Empty Sensor (PC22) This sensor detects the paper empty status of the Cassette 1. The sensor uses a photointerrupter. When paper runs out in the Cassette 1, paper empty occurs. When paper is present ...

Page 64 - Figure 2-16. Cassette 1 Right Door Detecting Sensor; Cassette 1 Right Door Detecting Sensor (PC23)

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 64 Cassette 1 Right Door Detecting Sensor (PC23) This sensor detects whether the Cassette 1 right door is closed or not. The sensor uses a photointerrupter. The right door is normally closed except when removing jammed ...

Page 68 - Feeds toner to the sleeve roller.

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 68 2.1.6 Imaging Cartridge 2.1.6.1 Part Names and Functions of the Imaging Cartridge The following illustrates the construction of the imaging cartridge. The power to the gears of the imaging cartridge is transmitted fr...

Page 70 - Operation of the Toner Empty Sensor:

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 70 The following illustrates an example where the letter “A” is written by the laser beam and toner sticks onto the letter “A” on the surface of the PC drum. Figure 2-24. Toner Image Production The seal beneath the slee...

Page 72 - Figure 2-27. Temperature Control Using the Thermistor

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 72 2.1.6.5 Fusing Section The power from the transport motor (M2) is transmitted to the upper fusing roller so that the toner-transferred paper is fed from the transfer section to the fusing section. The paper is heated...

Page 74 - Figure 2-29. Paper Exit Sensor Mechanism

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 74 2.1.6.6 Paper Exit Section The paper fed from the fusing section passes through the paper exit roller and ejected to the output tray. The transmit power for feeding paper is given by the transport motor (M2) and tran...

Page 75 - Figure 2-31. Internal Circuit of the Imaging Cartridge; NOTE: The counter is reset despite the fuse is not blown for some; Figure 2-32. Right Door Interlock Switch; Imaging cartridge

EPL-N2700 Revision A Operating Principles Printer Mechanism Operating Principles 75 2.1.7 Detection whether New or Used Imaging Cartridge The printer has the function to detect whether the newly installed imaging cartridge is a new one or used one. This function is equipped because the PC drum count...

Page 76 - Electrical Circuit Operating Principles.

EPL-N2700 Revision A Operating Principles Electrical Circuit Operating Principles. 76 2.2 Electrical Circuit Operating Principles. 2.2.1 System Layout 2.2.1.1 Drive Section The figure below shows the drive mechanism that consists of the motors, solenoids, clutch, rollers, and sensors Figure 2-33. Sy...

Page 77 - The power supply system and the signal lines are shown below.; The main circuit generates image data.

EPL-N2700 Revision A Operating Principles Electrical Circuit Operating Principles. 77 2.2.1.2 Electrical Section The power supply system and the signal lines are shown below. PC The power supply unit supplies DC +5 V and DC +24 V to the main control board. It also supply an AC voltage to the heater ...

Page 78 - Table 2-3. Main Components in the Main Circuit Board

EPL-N2700 Revision A Operating Principles Electrical Circuit Operating Principles. 78 2.2.2 Main Circuit (Video Controller) Data sent from the host PC is input to the main circuit via an interface or network board. The C269MAIN, the main circuit of the printer, converts data from the PC into raster ...

Page 79 - TROUBLESHOOTING

Page 80 - The printer messages fall into the following four types:

EPL-N2700 Revision A Troubleshooting Overview 80 3.1 Overview Since the mechanism of page printer is complicated, it is difficult to isolate the cause of the problem exhibited. This chapter explains how to isolate the cause of the problems as well as remedies based on the abnormal phenomenons and er...

Page 82 - This section describes the messages specific to EPL-N2700.

EPL-N2700 Revision A Troubleshooting Overview 82 3.1.1.2 Message Descriptions This section describes the messages specific to EPL-N2700. x Error yyy (error) Given when a problem occurs with the paper feeders or output bins.<Remedy>Power down temporarily, check the connection on the device wher...

Page 83 - Outbin Select Error

EPL-N2700 Revision A Troubleshooting Overview 83 none of the paper source has paper in it, the message “Manual Feed ssss ttt” is indicated again. Even though the fed paper size does not match ttt, “Check Paper Size” is not indicated. Remove Output Paper (error) When the multibin mode is changed from...

Page 84 - Table 3-3. Controller Related Error List

EPL-N2700 Revision A Troubleshooting Overview 84 3.1.2.2 Controller Related Error List The following table lists the controller related errors which can occur in this printer. Table 3-3. Controller Related Error List Error Code ffff Description Error Code ffff Description 0017 CPU error (undefined i...

Page 85 - ) Set the receive buffer size on minimum.

EPL-N2700 Revision A Troubleshooting Overview 85 3.1.2.3 Clearing the Service-call Error Service-call error can be cleared by taking appropriate actions as shown in Chapter 1 / Section 1.4.4 “Special Functions”. 3.1.3 Adding on RAM The EPL-N2700 may display such messages as Duplex Mem Overflow, Mem ...

Page 88 - Chapter 4; No option is installed on the printer.

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 88 4.1 Overview 4.1.1 Precaution Observe the following instruction well before starting servicing. 4.1.2 Tools The tools used to disassemble/assemble this printer are as listed below: Table 4-1. Tool List W A R N I N G Before servicing, turn the ...

Page 91 - Disassembly Procedure

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 91 4.2 Disassembly Procedure This section contains the disassembly procedure for EPL-N2700. The flowchart for the disassembly procedure is as shown below. For the information on the parts which are not included in this Chapter, refer to Chapter 7...

Page 93 - Figure 4-4. Paper Eject Sensor Cover Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 93 4.2.2 Paper Eject Sensor Removal 1. Open the Fuser Unit Cover and release two hooks securing the Paper Eject Sensor Cover to the Fuser Unit and remove the cover. Figure 4-4. Paper Eject Sensor Cover Removal 2. Remove the sensor stopper from th...

Page 94 - Take out the MP Cassette from the printer body.

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 94 4.2.3 MP Cassette Paper Take-up Roller Removal 1. Take out the MP Cassette from the printer body. Figure 4-6. Taking out the MP Cassette 2. Remove the C-clip from the Paper Take-up Roller. 3. Slide the Paper Take-up Roller Assembly to the rear...

Page 95 - Figure 4-9. Opening the Vertical Transport Door; Put up the transfer front guide plate.; Figure 4-10. Transfer Roller Unit Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 95 4.2.4 Transfer Section 4.2.4.1 Transfer Roller Removal 1. Open the vertical transport door. Figure 4-9. Opening the Vertical Transport Door 2. Put up the transfer front guide plate. 3. Remove the Transfer Roller. Figure 4-10. Transfer Roller U...

Page 96 - Release two hooks securing the Transfer Unit to the vertical; Figure 4-12. Timing Roller Front Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 96 4.2.4.2 Transfer Unit Removal 1. Release two hooks securing the Transfer Unit to the vertical transport door and lift the Transfer Unit a little. 2. Disconnect the harnesses for the Timing Clutch and Timing Roller Front Sensor from the corresp...

Page 98 - Release the hook securing the Guide Bar to the Holder Assembly

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 98 4.2.4.5 Timing Roller Removal 1. Remove the Transfer Unit. (See Section 4.2.4.2.) 2. Put up the transfer front guide plate. (See Section 4.2.4.1.) 3. Remove the Timing Clutch. (See Section 4.2.4.4.) 4. Release the hook securing the Guide Bar t...

Page 99 - Figure 4-15. Internal Cooling Fan Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 99 4.2.4.6 Internal Cooling Fan Removal 1. Remove the Transfer Unit. (See Section 4.2.4.2.) 2. Disconnect the motor harness from the connector. 3. Remove two screws (3704) securing the Internal Cooling Fan to the vertical transport door, and remo...

Page 100 - Remove one screw (3541) securing the CN cover to the printer and

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 100 4.2.6 Rear Cover Removal 1. Remove one screw (3541) securing the CN cover to the printer and remove the CN cover. 2. Remove the Harness Cover. 3. Remove the rear optional cover. 4. Remove three screws (3541) securing the rear cover to the pri...

Page 101 - Figure 4-20. MP Cassette Size Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 101 4.2.8 I/C Drive Motor Removal 1. Remove the Rear Cover. (See Section 4.2.6.) 2. Remove four screws (3501) securing the I/C Drive Motor to the printer frame and remove the I/C Drive Motor. 3. Disconnect the harness for the I/C Drive Motor from...

Page 103 - Remove one screw (3504) securing the Toner Empty Sensor to the

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 103 4.2.12 Toner Empty Sensor Removal 1. Remove the Top Cover. (See Section 4.2.11.) 2. Remove one screw (3504) securing the Toner Empty Sensor to the printer frame and remove the sensor. 3. Disconnect the harness from the connector on the sensor...

Page 104 - Remove the following screws and remove the Shield Cover.

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 104 4.2.13 Main Circuit Board Removal 1. Remove the Rear Cover. (See Section 4.2.6.) 2. Remove the Top Cover. (See Section 4.2.11.) 3. Remove the following screws and remove the Shield Cover. Sixteen screws (3501: marked with A in the figure) sec...

Page 105 - Figure 4-25. Engine Controller Board Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 105 4.2.14 Engine Controller Board Removal 1. Remove the Rear Cover. (See Section 4.2.6.) 2. Remove the Top Cover. (See Section 4.2.11.) 3. Remove the following screws and remove the Shield Cover. Sixteen screws (3501: marked with A in the figure...

Page 106 - the P/H plate and remove the Engine Controller Board.

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 106 Figure 4-26. Connector Layout 10. Remove four screws (1305) securing the Engine Controller Board to the P/H plate and remove the Engine Controller Board.

Page 107 - 5 Power Supply Unit Cooling Fan Removal; Figure 4-27. Power Supply Unit Cooling Fan Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 107 4.2.15 Power Supply Unit Cooling Fan Removal 1. Remove the Rear Cover. (See Section 4.2.6.) 2. Remove the Top Cover. (See Section 4.2.11.) 3. Remove the following screws and remove the Shield Cover. Sixteen screws (3501: marked with A in the ...

Page 108 - Remove two screws (3504) securing the High Voltage Unit Cover to

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 108 4.2.16 High Voltage Unit Removal 1. Remove the Top Cover. (See Section 4.2.11.) 2. Open the vertical transport door. 3. Remove two screws (3504) securing the High Voltage Unit Cover to the printer frame, and remove the cover. 4. Disconnect ha...

Page 113 - Disconnect the heater lamp harness from the connector (heater

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 113 4.2.21 Fusing Section 4.2.21.1 Fuser Unit Removal 1. Open the vertical transport door. (See Section 4.2.4.) 2. Remove the Front Cover. (See Section 4.2.17.) 3. Disconnect the heater lamp harness from the connector (heater power source) on the...

Page 114 - Release the joint for the Fuser Unit Cover and the Fusing Roller; Figure 4-38. Fuser Heater Lamp Front Cover Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 114 4.2.21.2 Heater Lamp Replacement 1. Remove the Fuser Unit. (See Section 4.2.21.1.) 2. Release the joint for the Fuser Unit Cover and the Fusing Roller Heater Lamp Front Cover. 3. Remove one screw (3501) securing the Fusing Roller Heater Lamp ...

Page 115 - Figure 4-41. Fusing Roller Heater lamp Rear Cover Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 115 4.2.21.3 Fusing Roller Thermistor / Thermostat / Temperature Fuse Removal 1. Remove the Fuser Unit. (See Section 4.2.21.1.) 2. Release the joint for the Fuser Unit Cover and the Fusing Roller Heater Lamp Front Cover. 3. Remove one screw (3501...

Page 116 - Remove two screws (1305) securing the Upper Paper Separator; Figure 4-43. Upper Paper Separator Finger Assembly Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 116 9. Remove one screw (1305) securing the Heater Lamp Holder (front) to the Fuser Unit Frame Assembly and remove the Heater Lamp Holder and Heater Lamp. (See Section 4.2.21.2.) 10. Remove one E-ring (9107) fixing the Fuser Unit Cover to the sho...

Page 117 - remove the yellow Pressure Lever Assembly.; Figure 4-44. Front Pressure Lever Removal; Remove the Upper Fusing Roller and the bearings.; Figure 4-45. Upper Fusing Roller Removal; Remove two C-rings attached to the front and rear ends of the; Figure 4-46. Lower Fusing Roller Removal; Remove one screw (1309) securing the Fusing Roller Thermistor to; Figure 4-47. Fusing Roller Thermistor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 117 13. Remove one pressure spring on the front, E-ring (9107), and remove the yellow Pressure Lever Assembly. Figure 4-44. Front Pressure Lever Removal 14. Remove the Upper Fusing Roller and the bearings. Figure 4-45. Upper Fusing Roller Removal...

Page 118 - Remove two screws (1305) securing the Fusing Roller Thermostat; Figure 4-48. Fuser Lamp Termistor Removal; Remove two screws (1305) securing the Fusing Roller Temperature; Figure 4-49. Fusing Roller Temperature Fuse Removal; Remove the Upper Paper Separator Finger Assembly. (See Section; Figure 4-50. Upper Paper Separator Finger Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 118 18. Remove two screws (1305) securing the Fusing Roller Thermostat to the Fuser Unit Frame Assembly and remove the Fusing Roller Thermistor. Figure 4-48. Fuser Lamp Termistor Removal 19. Remove two screws (1305) securing the Fusing Roller Tem...

Page 119 - Figure 4-51. Lower Paper Separator Finger Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 119 4.2.21.5 Lower Paper Separator Finger Removal 1. Remove the Lower Fusing Roller. (See Section 4.2.21.3.) 2. Remove the tension spring fixing the Lower Paper Separator Finger to the Fuser Unit Frame. Figure 4-51. Lower Paper Separator Finger R...

Page 120 - Figure 4-53. Lower Paper Eject Roller Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 120 4.2.21.7 Lower Paper Eject Roller Removal 1. Remove the Fuser Unit. (See Section 4.2.21.1.) 2. Remove the Upper Paper Eject Roller. (See Section 4.2.21.6.) 3. Remove one E-ring (9102) securing the Lower Paper Eject Roller to the Fuser Unit Fr...

Page 121 - Figure 4-54. Fuser Unit Reinforce Plate Removal; Remove three screws (3501) securing the Drive Unit Cover

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 121 4.2.22 Drive Unit Removal 1. Separate the printer. (See Section 4.2.6.) 2. Remove the Rear Cover. (See Section 4.2.6.) 3. Remove the Top Cover. (See Section 4.2.11.) 4. Remove the Front Cover. (See Section 4.2.17.) 5. Remove the Transport Mot...

Page 123 - Figure 4-59. MP Cassette Paper Empty Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 123 4.2.22.1 MP Cassette Paper Take-up Solenoid (SL1) Removal 1. Separate the printer. (See Section 4.2.6.) 2. Remove the Drive Unit. (See Section 4.2.22.) 3. Remove one screw (3704) securing the solenoid and the solenoid cover to the Drive Unit,...

Page 124 - Remove one screw (3501) securing the bracket for the MP Cassette; Figure 4-60. MP Cassette Paper Near Empty Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 124 4.2.22.4 MP Cassette Paper Near Empty Sensor Removal 1. Separate the printer. (See Section 4.2.6.) 2. Remove one screw (3501) securing the bracket for the MP Cassette Paper Near Empty Sensor and remove the MP Cassette Paper Near Empty Sensor ...

Page 125 - Roller along the shaft plate and remove it.

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 125 4.2.23 Cassette 1 Disassembly 4.2.23.1 Paper Take-up Roller Removal 1. Separate the printer. (See Section 4.2.6.) 2. Unlock the Paper Take-up Roller. Then slide the Paper Take-up Roller along the shaft plate and remove it. Figure 4-61. Paper ...

Page 126 - Figure 4-62. Cassette 1 Paper Empty Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 126 4.2.23.2 Cassette 1 Paper Empty Sensor Removal 1. Take out the Cassette 1. 2. Separate the printer. (See Section 4.2.6.) 3. Release three hooks attaching the holder to the Guide Plate and remove the holder. 4. Remove one screw (3501) securing...

Page 127 - Figure 4-64. Cassette 1 Control Board Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 127 4.2.23.4 Paper Size (Paper Size Switch) Sensor Removal 1. Take out the Cassette 1. 2. Separate the printer. (See Section 4.2.6.) 3. Remove three screw (3704) securing the bracket for the Paper Size Sensor to the frame in the Cassette 1 and re...

Page 128 - Remove the harness for the Cassette 1 Paper Take-up Solenoid

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 128 4.2.23.6 Cassette 1 Paper Take-up Solenoid Removal 1. Take out the Cassette 1. 2. Separate the printer. (See Section 4.2.6.) 3. Remove the tension spring hung to the gear (31T). 4. Remove one screw (3501) securing the Cassette 1 Paper Take-up...

Page 129 - Figure 4-66. Cassette 1 Right Door Set Sensor Removal

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 129 4.2.23.7 Cassette 1 Right Door Set Sensor Removal 1. Take out the Cassette 1. 2. Separate the printer. (See Section 4.2.6.) 3. Remove the tension spring hung to the gear (31T). 4. Remove two screws (3704) securing the bracket for the Cassette...

Page 130 - “Program Device”; WAIT RESET

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 130 4.2.24 Updating the Firmware The firmware for this printer is stored in the DIMM on the Main Circuit Board. The following sections describe two different updating method. (Refer to Chapter 1.) 4.2.25 Updating the Program ROM This method invol...

Page 132 - Insert the DIMM containing the old firmware (target) and the one

EPSON EPL-N2700 Rev. A Chapter 4 Disassembly/Assembly 132 4.2.26 Copying the DIMM Module The firmware can be copied directly from one DIMM module to another. 1. Insert the DIMM containing the old firmware (target) and the one containing the new firmware (muster) to the sockets A and B, respectively....

Page 133 - ADJUSTMENT

Page 134 - This printer requires no adjustment.

EPL-N2700 Revision A Adjustment 134 This printer requires no adjustment.

Page 135 - MAINTENANCE

Page 136 - The maintenance items performed by users are shown below.; NOTE: Do not touch the Image Transfer Roller directly with your; The all consumable items are replaced by the user.; Table 6-2. Replacement of Consumable Item

EPL-N2700 Revision A Maintenance Overview 136 6.1 Overview This chapter contains the information on how to maintain the printer. The printer does not require any lubrication or adhesion but maintenance by users and qualified servicers to keep its function and performance at an optimum level. 6.1.1 M...

Page 138 - APPENDIX

Page 139 - Connector Summary

EPL-N2700 Revision A Appendix Connector Summary 139 7.1 Connector Summary Table 7-1. Connector Summary - C269MAIN Circuit Board (PWB-P) Table 7-2. Connector Summary - Engine Controller Board (PWB-A) Connector number Number of pins Constituent to which the connector is connected Constituent to which ...

Page 141 - Component Layout

EPL-N2700 Revision A Appendix Component Layout 141 7.2 Component Layout Figure 7-1. Component Layout - C269MAIN Board (component side) Figure 7-2. Component Layout - C269MAIN Board (Soldered side) app01

Page 142 - Exploded Diagrams

EPL-N2700 Revision A Appendix Exploded Diagrams 142 7.3 Exploded Diagrams 7.3.1 Housing Table 7-5. Parts List - Housing Ref. No. Part Name 1 COVER 2 COVER 3 TOP COVER 4 SEAL 5 COVER 6 COVER 7 COVER 8 REAR COVER 9 COVER 10 SEAL 11 RAIL 12 HANDLE 13 FRONT COVER 14 COVER

Page 162 - Circuit Diagrams

EPL-N2700 Revision A Appendix Circuit Diagrams 162 7.4 Circuit Diagrams See the following pages for the circuit diagrams for C269MAIN Board.