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Epson EPL-5900 Service Manual

Monochrome page printer
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SERVICE MANUAL

Monochrome Page Printer
EPSON EPL-5900 / EPL-5900L
®
SEPG01005

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Summary of Contents for Epson EPL-5900

  • Page 1: Service Manual

    SERVICE MANUAL Monochrome Page Printer EPSON EPL-5900 / EPL-5900L ® SEPG01005...
  • Page 2 SEIKO EPSON CORPORATION. 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 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.

  • Page 4: About This Manual

    C H E C K condition that is necessary to accomplish a task efficiently. It may P O I N T Epson-approved lubricants and adhesives required for servicing also provide additional information that is related to a specific the product.

  • Page 5: Safety Precautions For Inspection And Service

    Safety Precautions for Inspection and Service When performing inspection and service procedures, observe the W A R N I N G WARNING following precautions to prevent accidents and ensure utmost safety. * Depending on the model, some of the precautions given in the 1.Always observe precautions.
  • Page 6 4.Handle the power cord with care and never use a multiple outlet. 9.Do not remodel the product. Do not break, crush or otherwise damage the power cord. Modifying this product in a manner not authorized by the Placing a heavy object on the power cord, or pulling or manufacturer may result in a fire or electric shock.
  • Page 7 C A U T I O N 3.Precautions for the Working Environment CAUTION The product must be placed on a flat, level surface that is stable and secure. Never place this product or its parts on an unsteady or tilting 1.Precautions for Service Jobs workbench when servicing.

  • Page 8: Other Precautions

    Other Precautions 5.Precautions for the Laser Beam (Only for Products Employing a Laser) When handling circuit boards, observe the “HANDLING of PWBs”. Removing the cover marked with the following caution label could lead to possible exposure to the laser beam, resulting in eye damage or blindness.

  • Page 9: Precautions For Service

    Precautions for Service All troubleshooting procedures contained herein assume that there are no breaks in the harnesses and cords and all connectors are plugged into the right positions. When performing inspection and service procedures, observe the following precautions to prevent mishandling of the machine and its The procedures preclude possible malfunctions due to noise parts.
  • Page 10 PRECAUTIONS FOR DIS/REASSEMBLY PRECAUTIONS FOR CIRCUIT INSPECTION Be sure to unplug the copier from the outlet before attempting to Never create a closed circuit across connector pins except those service the copier. specified in the text and on the printed circuit. The basic rule is not to operate the copier anytime during When creating a closed circuit and measuring a voltage across disassembly.
  • Page 11 When removing a Board from its conductive bag or conductive HANDLING OF THE PC DRUM case, do not touch the pins of the ICs or the printed pattern. Place it in position by holding only the edges of the Board. * Only for Products Not Employing an Imaging Cartridge.
  • Page 12 If, however, the surface is contaminated with fingerprints, clean it using the following procedure. 3. Soak a small amount of either ethyl alcohol or isopropyl alcohol into a clean, unused Place the PC Drum into one half of its carton. Dust-Free Cotton Pad which has been folded over into quarters.
  • Page 13 HANDLING OF THE IMAGING CARTRIDGE * Only for Products Employing an Imaging Cartridge. During Transportation/Storage: The storage temperature is in the range between -20°C and +40°C. In summer, avoid leaving the Imaging Cartridge in a car for a long time. Handling: Store the Imaging Cartridge in a place that is not exposed to direct sunlight.

  • Page 14: Safety Information

    SAFETY INFORMATION the U.S.A., Canada (CDRH Regulation) LASER SAFETY This machine is certified as a Class I Laser product under This is a digital machine certified as a class 1 laser product. There is no Radiation Performance Stan-dard according to the Food, Drug possibility of danger from a laser, provided the machine is serviced and Cosmetic Act of 1990.
  • Page 15 Denmark Finland, Sweden LUOKAN 1 LASERLAITE ADVARSEL KLASS 1 LASER APPARAT Usynlig laserstråling ved åbning, når sikkerhedsafbrydere er ude af funktion. Undgå udsættelse for stråling. Klasse 1 laser produkt der opfylder IEC60825 sikkerheds kravene. VAROITUS! Laitteen käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla halvlederlaser saattaa altistaa käyttäjän turvallisuusluokan 1 ylittävälle näkymättömälle lasersäteilylle.
  • Page 16 LASER SAFETY LABEL PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT When laser protective goggles are to be used, select ones with a A laser safety label is attached to the outside of the machine as shown lens conforming to the above specifications. below.
  • Page 17 Formal first release February 7, 2002 [Revised] The sections listed below are revised. Chapter 1: Table 1-47. Printer Messages (Only with EPL-5900) Chapter 3: Table 3-1. Service Call Error (Engine-Related) Chapter 7: 7.4 Exploded Diagrams Chapter 7: 7.5 ASP List...

  • Page 18: Table Of Contents

    1.1.2 “EPL-5900” Differences from EPL-5800 ........7 1.5.1 External Appearance and Names of Parts........36 1.1.3 “EPL-5900L” Differences from EPL-5800L ........7 1.5.2 List of Panel Settings (Only with EPL-5900) ......... 38 1.1.4 “EPL-5900L” Differences from EPL-5900........7 1.5.2.1 Setting Items (Model-dependent) (Only with EPL-5900)....43 1.1.5 Restrictions on Use of “EPL-5900L”...
  • Page 19 2.2.2 Paper Feed Mechanism..............66 3.4 Troubleshooting for Print Quality Problems........... 91 2.2.2.1 Paper Tray ................... 66 3.4.1 All White..................91 2.2.2.2 Lower Cassette Unit (Option for EPL-5900) ........67 3.4.2 All Black ..................91 2.2.3 Charging Process ................69 3.4.3 White Out..................92 2.2.4 Exposure Process................
  • Page 20 Chapter 7 Appendix 7.1 Connectors .................... 129 7.1.1 Circuit Boards................129 7.1.1.1 Connectors on Main Board Assy (EPL-5900) ........129 7.1.1.2 Connectors on Main Board Assy (EPL-5900L) ........ 130 7.1.1.3 Interface Board (C409I/F)..............131 7.1.1.4 PU1 (Power Supply Unit) Board............131...

  • Page 21: Chapter 1 Product Description

    C H A P T E R PRODUCT DESCRIPTION...

  • Page 22: Outline

    EnhancedMicroGray installed (available only in 600dpi and 300dpi. Automatically switched Off when 1200dpi is selected.) With EPL-5900, the standard paper supply consists of the cassette-like universal paper tray (250 sheets) and manual feed tray (one sheet). RITech installed (available only in 600dpi and 300dpi. Automatically switched EPL-5900L is equipped with a 150-sheet paper feed tray.
  • Page 23 EPSON EPL-5900/EPL-5900L Revision B <EPL-5900L> SOFTWARE FEATURE (ONLY WITH EPL-5900) Host based controller The following modes and resolution are supported. Toshiba TMP95C001 24MHz Table 1-2. Supported Modes Standard 2MB Mode 1200dpi 600dpi 300dpi Note Expandable up to a maximum of 13 MB (EDO RAM SIMM, ESC/Page access speed 60 ns).

  • Page 24: Epl-5900" Differences From Epl-5800

    EPSON EPL-5900/EPL-5900L Revision B 1.1.2 “EPL-5900” Differences from EPL-5800 1.1.4 “EPL-5900L” Differences from EPL-5900 Compatible with Windows (Windows 95/98/2000, NT 4.0) and Macintosh (Mac Table 1-3. EPL-5900 Differences from EPL-5800 OS 8.1 or later) OS only. Item EPL-5900 EPL-5800 Note Not compatible with the other operating systems, such as DOS, Unix or Linux.

  • Page 25: Restrictions On Use Of "Epl-5900L

    EPSON EPL-5900/EPL-5900L Revision B 1.2 Basic Specifications 1.1.5 Restrictions on Use of “EPL-5900L” The Status Sheet can not be printed out with the printer unit in the stand alone 1.2.1 Process Specifications state. If the printer is connected to the parallel interface through a printer switching...
  • Page 26 EPSON EPL-5900/EPL-5900L Revision B First Printing Time: Continuous Printing Speed: Table 1-6. Continuous Printing Speed Table 1-4. First Printing Time with “EPL-5900” Paper Size 600dpi 1200dpi 600dpi 1200dpi 12.0 ppm minimum 6.0 ppm minimum Paper Size Lower Cassette Lower Cassette...
  • Page 27 EPSON EPL-5900/EPL-5900L Revision B Paper Feed: Table 1-7. Paper Feed with “EPL-5900” Table 1-8. Paper Feed with “EPL-5900L” Feedable Feedable Paper Source Capacity Paper Type and Paper Size Paper Paper Source Capacity Paper Type and Paper Size Paper Thickness Thickness...
  • Page 28 EPSON EPL-5900/EPL-5900L Revision B Applicable Paper Sizes, Paper Types, and Paper Orientation Table 1-9. Applicable Paper Sizes, Paper Types, and Paper Orientation with “EPL-5900” (continued) Table 1-9. Applicable Paper Sizes, Paper Types, and Paper Orientation with “EPL-5900” Manual Lower Dimensions...
  • Page 29 EPSON EPL-5900/EPL-5900L Revision B Table 1-10. Applicable Paper Sizes, Paper Types, and Paper Orientation with “EPL-5900L” (continued) Table 1-10. Applicable Paper Sizes, Paper Types, and Paper Orientation with “EPL-5900L” Dimensions Paper Paper Size Paper Tray in mm (inches) Orientation Dimensions...
  • Page 30 EPSON EPL-5900/EPL-5900L Revision B Envelope Orientation <EPL-5900L> Paper tray: Regular types of paper or custom size paper within the following feedable paper size range Paper width 76.00 to 216.00 mm Feeding Direction Paper length 127.00 to 356.00 mm Paper thickness...
  • Page 31 EPSON EPL-5900/EPL-5900L Revision B Dimensions Outline Dimensions and Weights with Options Installed Stand Alone Outline Dimensions and Weights Table 1-14. Outline Dimensions and Weights with Options Installed of “EPL-5900” Table 1-12. Stand Alone Outline Dimensions and Weights of “EPL-5900” Width...
  • Page 32 EPSON EPL-5900/EPL-5900L Revision B Consumables: Table 1-15. Outline Dimensions and Weights with Options Installed of Imaging Cartridge (black toner) “EPL-5900L” Drum Cartridge (Photoconductor Unit) Width Depth Height Weight (mm) (mm) (mm) (kg) Note: Refer to 1.2.10 "Consumable Components". Face-down and...

  • Page 33: Various Sensors

    EPSON EPL-5900/EPL-5900L Revision B 1.2.3 Various Sensors Noise Table 1-17. Noise Table 1-18. Various Sensors of “EPL-5900” During standby During printing Unit Detectable Matter Sensors Remarks Main Unit only 30.0dB (A) 49.0dB (A) Automatic detection Standard Paper Tray Out of paper...

  • Page 34: Paper Specification

    EPSON EPL-5900/EPL-5900L Revision B 1.2.4 Paper Specification • Four-leaf printed postcard, postcards made for inkjet printing, or press- sealed postcards • Iron print coated paper (for inkjet or laser printing) 1.2.4.1 Paper Type • Sheets deteriorate or discolor by heat of the Fuser Unit of approximately 200 Standard Paper °C...

  • Page 35: Reliability, Durability, Serviceability

    NOTE 1: Based on use of paper taken from a newly opened package, that is, free from 4 m m curls and any deterioration. 2: This reliability also applies to 1200 dpi printing with EPL-5900. 3: This reliability applies to all the relevant paper feeders. Figure 1-1. Guaranteed Print Area...
  • Page 36 EPSON EPL-5900/EPL-5900L Revision B Height of Curl of Printed Pages Table 1-24. Height of Curl of Printed Pages Paper Size Height ± Plain paper 30 mm or less ± Face-down paper eject 20 mm or less Transparencies ± Face-up paper eject...

  • Page 37: Operating Conditions (Including Imaging Cartridge)

    Space Requirements In order to ensure that the printer operates properly, provide at least as much space as shown in Figure 1-3 (for EPL-5900) and Figure 1-4 (for EPL-5900L). Figure 1-3. Required Surrounding Space for EPL-5900 NOTE: The space height required is 550 mm or more.

  • Page 38: Storage And Transport Of The Printer Main Unit And Optional Products (Consumables Packaged)

    EPSON EPL-5900/EPL-5900L Revision B 1.2.7 Storage and Transport of the Printer Main Unit and <EPL-5900L> Optional Products (Consumables Packaged) Temperature and Humidity Conditions Table 1-26. Temperature and Humidity Conditions (Option) Temperature Humidity Warranty Period Others ° (%RH) Normal ∼ ∼...

  • Page 39: Electrical Features

    EPSON EPL-5900/EPL-5900L Revision B 1.2.8 Electrical Features 1.2.9 Compliance with Standards and Regulations Fast Transient / Bursts (AC Line Noise) Safety Standards IEC 61000-4-4 compliance Table 1-29. Safety Standards Voltage 1 kV: no malfunction occurs such as defective image quality.

  • Page 40: Consumable Components

    OPC ............... Conforms to OSHA (No materials hazardous to human health) 1.2.10.1 Specifications Ozone generation .......... Blue angel mark compliant Table 1-31. Consumable Specifications for “EPL-5900” Materials............The materials do not contain any Size Weight substances use of which is...

  • Page 41: Packing Storage And Transport Environments

    EPSON EPL-5900/EPL-5900L Revision B Neither the pre-mounted Imaging Cartridge nor replaced C H E C K Imaging Cartridge is interchangeable between EPL-5900 and P O I N T EPL-5900L. The Drum Cartridge is interchangeable between EPL-5900 and EPL-5900L (common to EPL-5900 and EPL-5900L).

  • Page 42: Overall Dimensions Of Epl-5900

    Figure 1-5 to Figure 1-8 show the overall dimensions of EPL-5900. Figure 1-5. Top View of EPL-5900 Figure 1-7. Right Side View of EPL-5900 with Optional Components Installed Figure 1-8. Right Side View of EPL-5900 with Paper Eject Tray Attachment Figure 1-6. Right Side View of EPL-5900 Installed...

  • Page 43: Overall Dimensions Of Epl-5900L

    EPSON EPL-5900/EPL-5900L Revision B 1.3.2 Overall Dimensions of EPL-5900L Figure 1-9 to Figure 1-12 show the overall dimensions of EPL-5900L. Figure 1-11. Right Side View of EPL-5900L with Optional Component Installed Figure 1-9. Top View of EPL-5900L Figure 1-12. Right Side View of EPL-5900L with Paper Eject Tray Attachment Installed Figure 1-10.

  • Page 44: Names Of Parts Of Epl-5900

    EPSON EPL-5900/EPL-5900L Revision B 1.3.3 Names of Parts of EPL-5900 Face-down Tray Figure 1-13 to Figure 1-19 show names of parts of EPL-5900. Right Cover (for adding option) Paper Eject Change Lever Face-down Tray Paper Tray Top Cover Paper Tray Front Cover...
  • Page 45 Face-down Tray Paper Eject Tray Attachment GND screws AC Inlet USB I/F Connector Figure 1-19. Right Side View of EPL-5900 Figure 1-17. Rear View of EPL-5900 with Paper Eject Tray Attachment Installed Face-up Tray (option) Lower Cassette Unit: Paper Cassette (option)

  • Page 46: Names Of Parts Of Epl-5900L

    EPSON EPL-5900/EPL-5900L Revision B 1.3.4 Names of Parts of EPL-5900L Figure 1-20 to Table 1-26 show names of parts of EPL-5900L. Right Cover (for adding optional component) Face-down Tray Paper Eject Change Lever Paper Tray Top Cover LED Panel Figure 1-22. Right Side View of EPL-5900L Face-down Tray Figure 1-20.
  • Page 47 EPSON EPL-5900/EPL-5900L Revision B Parallel I/F Connector Face-down Tray Paper Eject Tray Attachment GND screws AC Inlet USB I/F Connector Figure 1-26. Right Side View of EPL-5900L with Paper Eject Tray Attachment Installed Figure 1-24. Rear View of EPL-5900L Face-up Tray (option) Figure 1-25.

  • Page 48: Controller Specification

    EPSON EPL-5900/EPL-5900L Revision B 1.4 Controller Specification <EPL-5900L> TMP95C001 24 MHz Toshiba 1.4.1 Basic Controller Specifications <Standard> <EPL-5900> <SIMM Option> up to 13 MB TMPR4955AF 200MHz 8MB, 16MB, 32MB, 64MB (EDO RAM SIMM, one slot) access speed: 60 ns or less <Standard>...

  • Page 49: External I/F Specifications

    1.4.2 External I/F Specifications <EPL-5900L> EPL-5900L has the following two external interfaces: <EPL-5900> IEEE1284 parallel interface EPL-5900 has the following host interfaces as standard: USB interface IEEE1284 parallel interface NOTE: Switching between host interfaces is automatic only. Each interface USB interface cannot be switched on and off individually.

  • Page 50: Parallel Interface Specifications

    If communication with the host is not possible for some reason, JP1 can be set in the “Nibble” position, a mode where ECP The default device ID setting for EPL-5900 is as follows: communication is not performed. (It is recommended that this jumper be set in the Carriage returns have been inserted into the list below to make it easier to read, but in “ECP”...

  • Page 51: Usb Interface

    Revision B 1.4.2.2 USB Interface 1.4.2.3 Type B Interface (Not Available with EPL-5900L) Supports Windows USB PnP. EPL-5900 is equipped with one Type-B option I/F slot as standard. Main System Type: Supports the 18-digit USB ID as follows: MTP1200dpi,PW10200dt1200dpi,PRG(****)rev,AP500ma SPD0fast, D4...
  • Page 52 EPSON EPL-5900/EPL-5900L Revision B Emulation Type When Emulation is set to “Auto”: PS3 not started: AUTO (Emulation Type 1, 2, 3...) PS3 started: EJL (POSTSCRIPT-00, other Emulation Type 1, 2, 3...) When Emulation is fixed: EJL (Default Emulation Type, other Emulation Type 1, 2, 3...)

  • Page 53: Control Panel

    EPSON EPL-5900/EPL-5900L Revision B 1.5 Control Panel Table 1-35. Buttons and LEDs of EPL-5900 1.5.1 External Appearance and Names of Parts Name Note Information Switch Color: Gray <EPL-5900> Ready LED Color: Green Data LED Color: Yellow Error LED Color: Red...
  • Page 54 Flashing Flashing Green and red flash Engine Error Figure 1-30. Control Panel of EPL-5900 alternately This error occurs when transmission of print data from the host is not in time. It may Table 1-36. LEDs of EPL-5900L occur if the receiving speed is slow or the data volume is considerably large compared to...

  • Page 55: List Of Panel Settings (Only With Epl-5900)

    Table 1-38. Function Setting (1) (Only with EPL-5900) (continued) Menu Item Value EPL-5900 has no LCD on the control panel, so it is impossible to make function Printing Menu Page Size A4, A5, B5, LT, HLT, LGL, GLT, GLG, EXE, F4, settings on the control panel.
  • Page 56 EPSON EPL-5900/EPL-5900L Revision B Table 1-39. Function Setting (2) (Only with EPL-5900) Table 1-40. Function Setting (3) (Only with EPL-5900) Menu Item Value Menu Item Value Setup Menu Lang English, Française, Deutsch, ITALIANO, Parallel Menu Parallel I/F On, Off ESPANOL, SVENSKA, Dansk, Nederl., SUOMI,...
  • Page 57 EPSON EPL-5900/EPL-5900L Revision B Table 1-41. Function Setting (4) (Only with EPL-5900) (continued) warm boot or turn on the power again once at the end. Menu Item Value These items are displayed and can be changed only when the optional Type B interface is installed.
  • Page 58 EPSON EPL-5900/EPL-5900L Revision B Table 1-42. Function Setting (5) (Only with EPL-5900) Table 1-43. Function Setting (6) (Only with EPL-5900) Menu Item Value Menu Item Value GL2 Menu GL-Mode GLlike, LJ4GL2 ESCP2 Font Courier, Prestige, Roman, Sans serif, Roman T, Orator S,...
  • Page 59 EPSON EPL-5900/EPL-5900L Revision B Table 1-43. Function Setting (6) (Only with EPL-5900) (continued) This is not printed on the status sheet. The default time to enter Standby is 15 minutes. (EJL STANDBYTIME command is Menu Item Value available (this command is not opened to users))

  • Page 60: Setting Items (Model-Dependent) (Only With Epl-5900)

    EPSON EPL-5900/EPL-5900L Revision B 1.5.2.1 Setting Items (Model-dependent) (Only with EPL-5900) MP TYPE, LC TYPE Described below are model-dependent specification details of the setting items for Specifies the paper type for MP Tray or LC. EPL-5900. When “Paper Source = Auto”, MP Type and LC Type are used to select a unit that MP MODE matches the paper type specified by the printer driver.
  • Page 61 EPSON EPL-5900/EPL-5900L Revision B Table 1-46. Interface Settings Parallel Type B Operations Using Fixed I/F Only parallel is used. Only USB is used Only Type B is used. I/F automatic Automatic selection selection (all interfaces) Automatic selection (Parallel and USB)

  • Page 62: Printer Messages (Only With Epl-5900)

    EPSON EPL-5900/EPL-5900L Revision B 1.5.3 Printer Messages (Only with EPL-5900) A list of printer messages with EPL-5900 is shown below. Table 1-47. Printer Messages (Only with EPL-5900) LED Indications Printer Status Classification EJL Status Error LED Memory LED Toner LED...
  • Page 63 EPSON EPL-5900/EPL-5900L Revision B Table 1-47. Printer Messages (Only with EPL-5900) (continued) LED Indications Printer Status Classification EJL Status Error LED Memory LED Toner LED Paper LED Ready LED Data LED Collate was disabled Warning 2013 (Off) Blink 1 Check Paper Size...

  • Page 64: Status Specifications (Model-Dependent)

    EPSON EPL-5900/EPL-5900L Revision B 1.5.3.1 Status Specifications (Model-dependent) Operation Manual Feed Mode Before starting to print the first page of the job in Manual Feed mode, the printer displays Manual Feed mode and wait user's pressing of the Start/Stop switch.
  • Page 65 EPSON EPL-5900/EPL-5900L Revision B Neither Check Paper Size error nor Check Paper Type occurs. [Ex.2} <Command> 1T1-2M-3M-4T2- (two copies in one job) <Result> 1st copy 1T1:T1-2 M:M-3 M:MC-4T2-T2 ♦ When paper has been used up during printing 2nd copy 1T1:T1-2 M:MC-3 M:MC-4T2-T2 When the printer has run out of paper, it displays Manual Feed mode again.

  • Page 66: Ram Expansion

    In this case, it is necessary to install additional memory. When EPL-5900 runs out of memory, the Memory LED flashes or lights up. Depending on use conditions, the recommended RAM capacity is as shown below.

  • Page 67: System Requirements (Only For Epl-5900L)

    EPSON EPL-5900/EPL-5900L Revision B 1.7 System Requirements (Only for EPL-5900L) Table 1-52. Mac System Requirements The minimum system configuration and recommended system configuration when using EPL-5900L are shown in Table 1-51 and Table 1-52. Minimum Recommended Machine Power Mac G3 with Table 1-51.
  • Page 68 EPSON EPL-5900/EPL-5900L Revision B 1.8 Special Operation (Only with EPL-5900) With EPL-5900, the functions described below are activated by holding the specified switches down when turning the printer on. Table 1-53. Special Operation (1) Function Methods of operation Hexadecimal dump...

  • Page 69: Paper Feed Specifications (Only For Epl-5900L)

    EPSON EPL-5900/EPL-5900L Revision B 1.9 Paper Feed Specifications (Only for EPL-5900L) 1.9.1 Paper Size 1.9.2 Paper Feed Specifications Table 1-55. Paper Feed Specifications The following three types of information related to paper sizes are available: Items Specifications Printer paper size:...

  • Page 70: Case List

    EPSON EPL-5900/EPL-5900L Revision B 1.9.3 Case List The table below shows a case list of paper feed specifications for each paper size. Table 1-56. Case List User setting size A Printer paper size B MP Tray paper size C Relation between B and C...

  • Page 71: Notes On Operation

    Jumper switch “JP9” on the controller board is a jumper for selecting the moist environment mode. EPL-5900 incorporates an internal non-volatile memory (EEPROM). This is a switch to be operated to lower the print density in a high humidity If the printer is powered off during the process of writing in non-volatile memory, the environment.

  • Page 72: Engine Environment Setting

    EPSON EPL-5900/EPL-5900L Revision B 1.11 Engine Environment Setting 1.12 Ambient Conditions The ambient conditions to ensure the performance of EPL-5900/EPL-5900L are as follows: The description here is not open to users. C A U T I O N Environment A:...

  • Page 73: Differences In Specifications Between Intended Markets

    EPSON EPL-5900/EPL-5900L Revision B 1.13 Differences in Specifications between Intended Markets 1.13.1 Differences in Specifications The table below shows differences in specifications between intended markets. Table 1-57. Differences in Specifications between Intended Markets Model EPL-5900 LP-2200 EPL-5900L LP-1200 South South America, FIGSP, UK,...

  • Page 74: Jumper Setting

    EPSON EPL-5900/EPL-5900L Revision B 1.13.2 Jumper Setting C427MAIN is equipped with two resistance jumpers and one DIC jumper. Table 1-58. Jumper Setting on C427MAIN Resistance Jumper DIC Jumper JP100 JP101 JP102 WW: Letter/A4 WW: No setting Installed: Letter Transfer current setting...

  • Page 75: Chapter 2 Operating Principles

    C H A P T E R OPERATING PRINCIPLES...

  • Page 76: Overview

    EPSON EPL-5900/EPL-5900L Revision B 2.1 Overview EPL-5900 and EPL-5900L are almost the same in operating principles. However, do not forget that there are some differences in mechanisms between EPL-5900 and EPL-5900L. 2.1.1 EPL-5900 Major Components Table 2-1. EPL-5900 Major Components...

  • Page 77: Epl-5900L Major Components

    EPSON EPL-5900/EPL-5900L Revision B 2.1.2 EPL-5900L Major Components Table 2-2. EPL-5900L Major Components EPL-5900L Major Components Imaging Cartridge Drum Cartridge Paper Eject Changeover Lever Face-up Tray * Fusing Separation Claw Paper Eject Sensor (PS3) Backup Roller Heat Roller Photoconductor (OPC Drum)

  • Page 78: Drive System

    2.1.3 Drive System OVERVIEW The operation of the Main Motor (M1) is transmitted via gears to drive the rollers of the printer body, and in EPL-5900 the rollers of the optional Lower Cassette Unit. Table 2-3. Drive System Components Description...

  • Page 79: Names And Functions Of Electrical Parts (Printer Body)

    EPSON EPL-5900/EPL-5900L Revision B 2.1.4 Names and Functions of Electrical Parts (Printer Table 2-4. Names and Functions of Electrical Parts (continued) Body) Symbol Name Function Controller Circuit Communicates with the personal computer, and controls PWB-P Table 2-4. Names and Functions of Electrical Parts Board all the operation of the printer.

  • Page 80: Names And Functions Of Electrical Parts (Lower Cassette) (Not Applicable To Epl-5900L)

    EPSON EPL-5900/EPL-5900L Revision B 2.1.5 Names and Functions of Electrical Parts (Lower Cassette) (Not Applicable to EPL-5900L) Table 2-5. Names and Functions of Electrical Parts (Lower Cassette) Symbol Name Function Controls the gear clutch to transmit the driving force from the main motor to the Paper Feed...

  • Page 81: Timing Chart

    EPSON EPL-5900/EPL-5900L Revision B 2.1.6 Timing Chart At Printing Start At Printing End Operating Principles Overview...

  • Page 82: Description Of Mechanisms

    EPSON EPL-5900/EPL-5900L Revision B 2.2 Description of Mechanisms 2.2.1 Paper Path Face-down Paper Eject EPL-5900 (2 paper feed methods) Paper Tray: 250 sheets Face-up Paper Eject (Option) Manual Feed Slot: 1 sheet NOTE: An optional lower cassette unit (500 sheets) can be installed so that three paper feed methods are available.

  • Page 83: Paper Feed Mechanism

    EPSON EPL-5900/EPL-5900L Revision B 2.2.2 Paper Feed Mechanism 2.2.2.1 Paper Tray Paper Feed Roller Push Down Cam Paper Feed Sensor(PS1) PAPER FEED OPERATION When the paper feed solenoid (SL1) is turned ON, the driving power from the main motor (M1) is transmitted to the paper feed roller via the paper feed clutch, and the paper feed roller rotates.

  • Page 84: Lower Cassette Unit (Option For Epl-5900)

    EPSON EPL-5900/EPL-5900L Revision B 2.2.2.2 Lower Cassette Unit (Option for EPL-5900) Relay Board (PWB-A) MECHANISM Paper Empty Sensor Since the Lower Cassette Unit does not have drive motor, driving power in the Lower Connecting Gear (PI2) Cassette Unit for feeding and carrying paper is transmitted from the printer (from M1) via the connecting gear.
  • Page 85 EPSON EPL-5900/EPL-5900L Revision B CASSETTE TYPE SENSOR The Lower Cassette Unit is equipped with the cassette type sensor switches (SW21) having Cassette Type Sensor Switch (SW21) a sector-shaped lever. Paper Feed Cassette When the cassette for a paper size is inserted, the switch presser on the right side of the...

  • Page 86: Charging Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.3 Charging Process Overview Drum Cartridge Before laser exposure, static electricity is given to the OPC drum (Organic Photoconductor) to charge it. The surface of the OPC drum is charged by the rotating brush (charging brush) and pre- charging film.

  • Page 87: Exposure Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.4 Exposure Process Print Head Unit OPC Drum The laser beam from the print head creates an electrostatic latent image on the OPC drum surface. Polygon Motor The following control is performed in order to find the appropriate timing to print the (M3) image.

  • Page 88: Development Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.5 Development Process Imaging Cartridge OVERVIEW Putting toner on the static latent image on the OPC drum produces the toner image. Table 2-7. Functions of Components Symbol Name Function Toner hopper Contains toner. Agitates the toner inside the toner hopper and Toner agitation wing sends toner to the toner sending roller.

  • Page 89: Transfer Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.6 Transfer Process OVERVIEW OPC Drum The image created on the OPC drum in the development process is transferred to the paper. Transfer method is not the corona transfer but the roller transfer method by the transfer roller.

  • Page 90: Fusing Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.7 Fusing Process Paper OVERVIEW In this process, the toner transferred to the paper in the transfer process is fused to the paper. Fusing For fusing, this printer uses the heat roller fusing system. The sheet with toner on passes...
  • Page 91 EPSON EPL-5900/EPL-5900L Revision B At 600 dpi When the power switch is turned ON, the printer performs initialization, warm-up starts, and the heater lamp turns on. Then, the following temperature controls are Thermistor Detected Temperature performed. Warming Up Temperature control mode 1 This mode keeps temperature at 195°C during printing and at 115°C during...

  • Page 92: Paper Eject Process

    EPSON EPL-5900/EPL-5900L Revision B 2.2.8 Paper Eject Process FACE UP / FACE DOWN CHANGEOVER FUNCTION After fusing process, paper is ejected either face up or face down by the face-up/face-down changeover function. Paper Eject Changeover Lever Manual operation of the paper eject changeover lever moves the tray changeover guide...

  • Page 93: Operating Principles Of Electric Circuitry

    Memory control and I/O control integrated ASIC IC101 E05B96BA ASIC EPL-5900 succeeds to major features of EPL-5800, but its performance is improved in the following points: Standard ROM IPL, code, font, SDRAM DIMM Processing speed enhanced by use of Toshiba CPU “TMPR4955A”...
  • Page 94 MLT made SP-601, 12ppm Video Frequency 11.9218MHz 15.1635MHz Parallel (Nibble, ECP) ← Interface ← Panel 2 LEDs (Green, Red) CONSTITUTION OF MAIN CONTROL CIRCUIT BOARD Main Board Assy: C428MAIN Figure 2-20. C427 Controller Block Diagram (EPL-5900) Operating Principles Operating Principles of Electric Circuitry...
  • Page 95 EPSON EPL-5900/EPL-5900L Revision B MAJOR ELEMENTS Table 2-12. Major Elements (EPL-5900L) Name Location Remarks Toshiba TMP95C001 / max 25MHz CPU / Clock TLCS900H900H (CPU series name) 64-pin, QFP, supply voltage 5V single This ASIC has the following functions: • Memory control (Video, I/O) •...

  • Page 96: Chapter 3 Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 97: Overview

    Status: Window !3” installed on the host personal computer. Once an error occurs, the “EPSON Printer Window !3” will appear as a pop-up window on the screen of the host Indicates an operation state of the printer. Status messages are displayed only when no error is occurring or during PC.
  • Page 98 EPSON EPL-5900/EPL-5900L Revision B Engine Errors Table 3-1 below shows the engine-related service call errors in EPL-5900. Table 3-1. Service Call Error (Engine-Related) Error Code Paper Toner Memory Ready Data Error Explanation Eggg Fuser warming up problem Main Motor problem...
  • Page 99 EPSON EPL-5900/EPL-5900L Revision B Controller Errors (Only in EPL-5900) Table 3-2 below shows a list of controller-related service call errors in EPL-5900. Table 3-2. Service Call Error (Controller-Related) Error Code Explanation Paper LED Toner LED Memory LED Ready Led Data LED...
  • Page 100 EPSON EPL-5900/EPL-5900L Revision B Table 3-2. Service Call Error (Controller-Related) Error Code Explanation Paper LED Toner LED Memory LED Ready Led Data LED Error LED Cffff 0999 No Program Data in Flash ROM 1000 Standard RAM Error (No RAM at all, etc.)

  • Page 101: Printer Messages (Epl-5900L)

    Table 3-3. Printer Status (continued) Printer status EPL-5900L is not equipped with an LCD. Once an error occurs, the “EPSON Printer Video Error Window !3” will appear as a pop-up window on the screen of the host PC, showing the trouble.

  • Page 102: Paper Jam Detection

    EPSON EPL-5900/EPL-5900L Revision B 3.1.5 Paper Jam Detection 3.1.5.2 Paper Jam Conditions The paper feed sensor (PS1) is turned ON 3.1.5.1 Overview - within about 0.2 seconds (within about 0.4 sec at 1200dpi) after the multi paper feed tray starts feeding paper (the paper feed solenoid is turned ON, so that the paper feed...

  • Page 103: Detection Of Abnormal Operations

    EPSON EPL-5900/EPL-5900L Revision B 3.1.6 Detection of Abnormal Operations The temperature detected by the thermistor within a period from 8 seconds • after to 12 seconds after warming-up is found below the standard value for 50 If the following errors are detected by a built-in diagnostic function, all the drive is msec, the thermistor is determined to be in trouble.

  • Page 104: Troubleshooting For Paper Jam

    EPSON EPL-5900/EPL-5900L Revision B 3.2 Troubleshooting for Paper Jam 3.2.2 Paper Jam in Paper Feed to Paper Transport Table 3-2. Paper Jam in Paper Feed to Paper Transport 3.2.1 Paper Jam when the Power is ON Step Check Item Remedy Yes: Go to Step 2 Table 3-1.

  • Page 105: Paper Jam In Paper Transport To Paper Eject

    EPSON EPL-5900/EPL-5900L Revision B 3.2.3 Paper Jam in Paper Transport to Paper Eject Table 3-3. Paper Jam in Paper Transport to Paper Eject Step Check Item Remedy Yes: Replace the transfer Checking the transfer roller roller. (p.117) • Is the transfer roller deformed? Or is it worn out by...

  • Page 106: Troubleshooting For Abnormal Operations

    EPSON EPL-5900/EPL-5900L Revision B 3.3 Troubleshooting for Abnormal Operations 3.3.4 Abnormal Fusing Table 3-7. Abnormal Fusing 3.3.1 Abnormal Laser Step Check Item Remedy Yes: Replace the Table 3-4. Abnormal Laser Checking the temperature appropriate one of the • Is the fusing unit warmed-up?

  • Page 107: Power Cannot Be Turned On

    EPSON EPL-5900/EPL-5900L Revision B 3.3.5 Power Cannot be Turned ON Table 3-8. Power Cannot be Turned ON Step Check Item Remedy Yes: Go to Step 2 Power switch • Is the power switch (S1) ON? No : Turn the power switch...

  • Page 108: Troubleshooting For Print Quality Problems

    EPSON EPL-5900/EPL-5900L Revision B 3.4 Troubleshooting for Print Quality Problems 3.4.1 All White Table 3-10. Print Quality Problem (All White) If any print quality problem occurs, replace the imaging cartridge and the drum cartridge first, and determine whether the problem is caused by a cartridge or caused by...

  • Page 109: White Out

    EPSON EPL-5900/EPL-5900L Revision B 3.4.3 White Out 3.4.5 Low Image Density Table 3-12. Print Quality Problem (White Out) Table 3-14. Print Quality Problem (Low Image Density) Print Quality Print Quality Cause Remedy Cause Remedy Problem Problem Paper is wet Replace paper.

  • Page 110: White Line / Black Line

    EPSON EPL-5900/EPL-5900L Revision B 3.4.7 White Line / Black Line Table 3-16. Print Quality Problem (White Line / Black Line) Print Quality Cause Remedy Problem There is scar or damage Replace the Drum Cartridge. on the OPC drum Replace print head.

  • Page 111: Chapter 4 Disassembly And Assembly

    C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 112: Overview

    EPSON EPL-5900/EPL-5900L Revision B 4.1 Overview 4.1.1 Precautions See the precautions given under the heading "WARNING" and "CAUTION" in the This section describes procedures for disassembling the main components of the following column when disassembling or assembling the product. product. Unless otherwise specified, disassembly units or components can be reassembled by reversing the disassembly procedure.
  • Page 113 EPSON EPL-5900/EPL-5900L Revision B Avant de commencer, assurez vous que l’imprimante soit Use only recommended tools for disassembling, assembling or C A U T I O N C A U T I O N eteinte et que le cordon d’alimentation soit debranche.

  • Page 114: Tools

    EPSON EPL-5900/EPL-5900L Revision B 4.1.2 Tools 4.1.3 Screws Use only specified tools to avoid damaging the printer. Table 4-18. Screws Name Commercial Code Ref. No. Nominal Name and Specification Appearance Availability Size Phillips screwdriver No. 1 Available B743800100 1305 + Pan Head Screw - with Spring Phillips screwdriver No.

  • Page 115: Main Unit Disassembly

    EPSON EPL-5900/EPL-5900L Revision B 4.2 Main Unit Disassembly The flowchart below shows step-by-step disassembly procedure. When disassembling each component, refer to the page number shown in the figure. 4.2.1 Preparation before Dis- assembling (p99) Open the Top Cover 4.2.2 Imaging Cartridge and Drum Cartridge Removal (p99) 4.3.2 Paper Separator Unit Removal (p101)

  • Page 116: Preparation Before Disassembling

    Face-up Tray Imaging Imaging Cartridge Cartridge Drum Cartridge Paper Tray (Only with EPL-5900) Face-up Tray 4.2.2 Imaging Cartridge and Drum Cartridge Removal Press the Top Cover Release Button, and open the Top Cover into the full open position. Take out the Imaging Cartridge.

  • Page 117: Disassembly And Reassembly Of The Printer Body

    EPSON EPL-5900/EPL-5900L Revision B 4.3 Disassembly and Reassembly of the Printer Body 4.3.1 Transfer Roller Removal Push down each lever of the right and left shaft supports (white) for the Transfer Roller toward the front, and remove the Transfer Roller from the Transfer Roller Holder. (See...

  • Page 118: Paper Separator Unit Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.2 Paper Separator Unit Removal Place the printer body with its rear side down, and remove the Paper Separator Unit. (Four screws) (See Figure 4-5) Paper Separator Unit 4.3.3 Right Cover Removal Remove the Right Cover. (Two screws and five hooks)

  • Page 119: Control Panel Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.4 Control Panel Removal Remove the Right Cover. (See “4.3.3 Right Cover Removal (p.101)”) Remove the Control Panel. (One screw) (See Figure 4-7) Figure 4-7. Control Panel Removal Disassembly and Assembly Disassembly and Reassembly of the Printer Body...

  • Page 120: Main Board Assy Removal

    Disconnect all the connectors on the Main Board Assy first and then remove the Main Board Assy. (See Figure 4-8) Two Screws NOTE: For connection of connectors, refer to Connectors Type B Guide Rail (EPL-5900) Main Board Assy 8 Screws Figure 4-8. Main Board Assy Removal Disassembly and Assembly...

  • Page 121: Interface Board (C409I/F) Removal

    Disconnect the flat cable first and then remove the Interface Board (C409I/F). (Five screws) (See Figure 4-9) One Screw Interface Board (C409I/F) Two Screws Type B Guide Rail (EPL-5900) Figure 4-9. Interface Board (C409I/F) Removal Disassembly and Assembly Disassembly and Reassembly of the Printer Body...

  • Page 122: Left Cover Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.7 Left Cover Removal Remove the Right Cover. (See “4.3.3 Right Cover Removal (p.101)”) Remove the Left Cover (disengage the six hooks). (See Figure 4-10) 4.3.8 Front Cover Removal Remove the Right Cover, the Left Cover and the Paper Separator Unit.

  • Page 123: Paper Feed Roller Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.9 Paper Feed Roller Removal Remove the Right Cover, Left Cover, Paper Separator Unit and Front Cover. (See “4.3.2 Paper Separator Unit Removal (p.101)”) (See “4.3.3 Right Cover Removal (p.101)”) (See “4.3.4 Control Panel Removal (p.102)”) (See “4.3.7 Left Cover Removal (p.105)”)

  • Page 124: Paper Empty Sensor (Pe1) Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.11 Paper Empty Sensor (PE1) Removal Remove the Right Cover, Left Cover, Paper Separator Unit, Front Cover and Printing Head Unit. (See “4.3.2 Paper Separator Unit Removal (p.101)”) (See “4.3.3 Right Cover Removal (p.101)”) (See “4.3.4 Control Panel Removal (p.102)”) (See “4.3.7 Left Cover Removal (p.105)”)

  • Page 125: Fuser Unit Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.13 Fuser Unit Removal Replace the Fuser Unit with a new one every printing of about 50,000 sheets, as a rule. 3504 Remove the Right Cover, Left Cover, Top Cover and Rear Cover. (See “4.3.3 Right Cover Removal (p.101)”) (See “4.3.7 Left Cover Removal (p.105)”)

  • Page 126: Fuser Unit Disassembly

    EPSON EPL-5900/EPL-5900L Revision B 4.3.14 Fuser Unit Disassembly Remove the Paper Eject Sensor (PS3). (See Figure 4-17) Remove the Heater Lamp Holder Cover. (One screw) (See Figure 4-18) Figure 4-17. Paper Eject Sensor (PS3) Removal 3704 Figure 4-18. Heater Lamp Holder Cover Removal...
  • Page 127 EPSON EPL-5900/EPL-5900L Revision B Remove the two securing screws. (See Figure 4-19) 3704 Press the right and left hooks (2 hooks), and separate the Fuser Unit into the upper and lower parts. Remove the Backup Roller. (See Figure 4-20) Shift the Front Fusing Guide to the left once and take out the right side of the Front Fusing Guide first, and then pull out the left side of the Front Fusing Guide, and remove it.
  • Page 128 EPSON EPL-5900/EPL-5900L Revision B Remove the terminal board. (Two screws) (See Figure 4-21) Pull out the Heater Lamp. Do not touch the glass of the lamp with bare hands. C A U T I O N When installing the Heater Lamp, install it so that the Voltage Indicator faces the gear side.
  • Page 129 EPSON EPL-5900/EPL-5900L Revision B 11. Remove the four Fusing Separation Claws. 1305 12. Remove the thermistor (TH1). (One screw) (See Figure 4-23) Thermostat (TS1) When installing the thermistor, lead the harness as shown here. Thermistor (TH1) 3923 (Back of the Fuser Unit) 13.

  • Page 130: Power Supply Unit And High Voltage Board Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.15 Power Supply Unit and High Voltage Board Removal Remove the Right Cover, Left Cover, Top Cover, Rear Cover and Fuser Unit. (See “4.3.3 Right Cover Removal (p.101)”) (See “4.3.7 Left Cover Removal (p.105)”) (See “4.3.12 Top Cover and Rear Cover Removal (p.107)”) (See “4.3.13 Fuser Unit Removal (p.108)”)
  • Page 131 EPSON EPL-5900/EPL-5900L Revision B Remove the Power Supply Unit (PU1). (Four screws) 3501 (See Figure 4-25) Power Supply Unit Remove the High Voltage Board (HV1). (One screw) Fan Motor (M2) Remove the Fan Motor. (Two screws) Remove the Paper Feed Sensor (PS1). (One connector)

  • Page 132: Main Motor Assy (M1) Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.3.16 Main Motor Assy (M1) Removal Remove the Right Cover, Left Cover, Paper Separator Unit, Front Cover, Top Cover, Rear Cover, Fuser Unit and Power Unit Assy. (See “4.3.2 Paper Separator Unit Removal (p.101)”) (See “4.3.3 Right Cover Removal (p.101)”) (See “4.3.7 Left Cover Removal (p.105)”)
  • Page 133 EPSON EPL-5900/EPL-5900L Revision B Remove the Cartridge Positioning Plate. (Four hooks) (See Figure 4-29) Remove the Main Motor Assy (M1). (Four screws and one connector) (See Figure 4-30) Figure 4-29. Cartridge Positioning Plate Removal 3704 Figure 4-30. Main Motor Assy Removal...

  • Page 134: 500-Sheet Lower Cassette Unit (Optional)

    EPSON EPL-5900/EPL-5900L Revision B 4.4 500-sheet Lower Cassette Unit (Optional) 4.4.1 Second Paper Feed Roller Removal Separate the optional 500-sheet Lower Cassette Unit from the printer. Lift the tab of the Paper Feed Roller, shift the roller to the right and remove it.

  • Page 135: Second Paper Feed Unit Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.4.2 Second Paper Feed Unit Removal Actuator Remove the black cover. (Two hooks) (See Figure 4-32) Remove the actuator. Remove the Second Paper Feed Unit. (Six screws) (See Figure 4-33) Figure 4-32. Actuator Removal 3704 3704...

  • Page 136: Relay Board (Pwb-A) Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.4.3 Relay Board (PWB-A) Removal Remove the cover. (One screw and two connectors) (See Figure 4-34) 3501 Remove the Relay Board (PWB-A). (Two screws) 3501 4.4.4 Cassette Type Detect Switch (SW21) Removal Remove the Cassette Type Detect Switch (SW21).

  • Page 137: Second Paper Feed Solenoid (Sl21) Removal

    EPSON EPL-5900/EPL-5900L Revision B 4.4.5 Second Paper Feed Solenoid (SL21) Removal Remove the cover. (One screw) (See Figure 4-36) Remove the Second Paper Feed Solenoid (SL21). (One screw and one connector) 3501 3501 Second Paper Feed Solenoid (SL21) Figure 4-36. Second Paper Feed Solenoid (SL21) Removal...

  • Page 138: Chapter 5 Adjustment

    C H A P T E R ADJUSTMENT...

  • Page 139: Overview

    EPSON EPL-5900/EPL-5900L Revision B 5.1 Overview This printer does not require any adjustment on hardware side. However, the USB ID must be written after replacing the Main Board Assy. The next section describes how to write the USB ID. Adjustment...

  • Page 140: Usb Id Input

    Copy the adjustment program file (USBID_EJL.exe) onto the desktop or into a folder. EPL-5900/EPL-5900L comes with the USB interface as standard, and the PC connected to the EPL-5900/EPL-5900L via the USB interface identifies the printer by 5.2.2 Procedure for Program Operation referring to the USB ID information specific to each printer.
  • Page 141 EPSON EPL-5900/EPL-5900L Revision B When the window as shown in Figure 5-2 is displayed, check “USB ID input” and When the window as shown below appears, input the serial number (10 digits) of the click the OK button. printer and click “Ok” button to store the USB ID information (18 digits in total) in EEPROM on the main board of the printer.

  • Page 142: Usb Id Confirmation

    EPSON EPL-5900/EPL-5900L Revision B 5.2.3 USB ID Confirmation The window as shown below will appear and a status sheet will be printed automatically. Once you have input a new USB ID, never forget to confirm it on C A U T I O N the status sheet.
  • Page 143 C H A P T E R MAINTENANCE...

  • Page 144: Chapter 6 Maintenance

    EPSON EPL-5900/EPL-5900L Revision B 6.1 Overview 6.1.1 Cleaning Check the inside of the printer, and remove foreign matters, if any, such as paper clips, This section gives information neccesary for maintaining the printer in its optimum staples, bits of paper, paper dust or toner.

  • Page 145: Chapter 7 Appendix

    C H A P T E R APPENDIX...

  • Page 146: Connectors

    EPSON EPL-5900/EPL-5900L Revision B 7.1 Connectors 7.1.1 Circuit Boards 7.1.1.1 Connectors on Main Board Assy (EPL-5900) Table 7-1. Connectors on Main Board Assy (EPL-5900) Connector Connection Description Pins (CN No.) CN201 Slot for memory expansion (new) CN300 Slot for standard ROM-DIMM...

  • Page 147: Connectors On Main Board Assy (Epl-5900L)

    EPSON EPL-5900/EPL-5900L Revision B 7.1.1.2 Connectors on Main Board Assy (EPL-5900L) Table 7-2. Connectors on Main Board Assy (EPL-5900L) Connector Connection Description Pins (CN No.) Slot for memory expansion (EDO RAM SIMM) Interface Board (FFC) Control Panel CN802 Fuser Unit Thermistor (TH1)

  • Page 148: Interface Board (C409I/F)

    EPSON EPL-5900/EPL-5900L Revision B 7.1.1.3 Interface Board (C409I/F) Table 7-3. Interface Board (C409I/F) Component Parallel Interface USB Interface Connector for Main Board Assy (FFC) Figure 7-3. Interface Board (C409I/F) 7.1.1.4 PU1 (Power Supply Unit) Board Table 7-4. PU1 (Power Supply Unit) Board...

  • Page 149: Circuit Board Component Layout

    EPSON EPL-5900/EPL-5900L Revision B 7.2 Circuit Board Component Layout This section shows the component layout drawings for various circuit boards. Table 7-6. Component Layout Drawing List Model Circuit Board Name Description C427MAIN Main Board Assy p.133 EPL-5900 Memory Board Assy...
  • Page 150 EPSON EPL-5900/EPL-5900L Revision B Figure 7-6. EPL-5900 Main Board Assy (C427MAIN) Front Side Appendix Circuit Board Component Layout...
  • Page 151 EPSON EPL-5900/EPL-5900L Revision B Figure 7-7. EPL-5900 Main Board Assy (C427MAIN) Back Side Appendix Circuit Board Component Layout...
  • Page 152 EPSON EPL-5900/EPL-5900L Revision B Figure 7-8. EPL-5900L Main Board Assy (C428MAIN) Front Side Appendix Circuit Board Component Layout...
  • Page 153 EPSON EPL-5900/EPL-5900L Revision B Figure 7-9. EPL-5900L Main Board Assy (C428MAIN) Back Side Appendix Circuit Board Component Layout...

  • Page 154: Circuit Diagrams

    EPSON EPL-5900/EPL-5900L Revision B 7.3 Circuit Diagrams This section shows electric control circuit diagrams of EPL-5900/EPL-5900L. Table 7-7. Circuit Diagrams List Model Circuit Board Name Description C427MAIN Main Board Assy p.133 EPL-5900 Memory Board Assy C427PROG/C427PROG-B p.142 (ROM DIMM) EPL-5900L C428MAIN Main Board Assy p.143...

  • Page 162: Exploded Diagrams

    EPSON EPL-5900/EPL-5900L Revision B 7.4 Exploded Diagrams This section shows exploded diagrams of EPL-5900/EPL-5900L. The exploded diagrams consist of the following components: Housing components Electrical components Engine - Paper transport mechanism Engine - Drive mechanism Engine - Fusing/Paper ejection mechanism...
  • Page 163 The parts to which no reference number is assigned will not be available as after-sale service parts. 1-26 1-28 1-24 1-29 1-25 1-10 1-21 1-22 1-20 3704 1-11 1-13 1-27 1-14 1-13 1-15 1-18 1-12 1-16 3705 1-15 1-19 1-17 FOR LP-2200/EPL-5900 NO.01 Rev.01 C427...
  • Page 164 The parts to which no reference number is assigned will not be available as after-sale service parts. 3544 3544 5-10 3727 3544 5-201 3541 3541 2902 1305 3501 3501 5-200 3504 5-201 5-200 1318 5-11 3504 1305 Rev.01 C427 FOR LP-2200/EPL-5900 NO.05...
  • Page 165 C427-MECH-001 after-sale service parts. 2-18 2-12 2-19 2-20 2-23 2-11 2-21 2-14 2-17 2-21 2-13 2-16 2-14 2-26 2-22 2-25 2-10 3704 2-15 2-15 2-24 2-27 3704 2-16 3704 FOR LP-2200/EPL-5900 NO.02 Rev.01 C427 Rev.01 C427...
  • Page 166 The parts to which no reference number C427-MECH-002 is assigned will not be available as after-sale service parts. 3-10 3704 3704 3504 1305 3-15 3923 3-15 3704 1305 3-18 3-11 3-12 3704 3-13 3504 3-16 3704 1305 1305 3-17 3-14 FOR LP-2200/EPL-5900 NO.03 Rev.01 C427...
  • Page 167 C427-MECH-003 The parts to which no reference number is assigned will not be available as after-sale service parts. 3704 4-12 3501 4-10 4-11 3501 3704 3704 FOR LP-2200/EPL-5900 NO.04 Rev.01 C427...
  • Page 168 C427-PACK-001 The parts to which no reference number is assigned will not be available as after-sale service parts. FOR LP-2200/EPL-5900 NO.06 Rev.01 C427...
  • Page 169 The parts to which no reference number C428-CASE-001 is assigned will not be available as after-sale service parts. 1-28 1-26 1-24 1-29 1-25 1-10 1-23 3704 1-11 1-13 1-14 1-15 1-27 1-13 1-12 1-15 FOR LP-1200/EPL-5900L NO.01 Rev.01 C428...
  • Page 170 The parts to which no reference number C428-ELEC-002 is assigned will not be available as after-sale service parts. 3544 3544 5-10 3727 3544 5-201 3541 3541 2902 1305 3501 3501 5-10 5-200 3504 5-200 5-201 1318 3504 1305 5-11 FOR LP-1200/EPL-5900L NO.05 Rev.02 C428...
  • Page 171 The parts to which no reference numb C428-MECH-001 is assigned will not be available as after-sale service parts. 2-18 2-19 2-12 2-20 2-23 2-11 2-21 2-17 2-14 2-21 2-13 2-16 2-14 2-26 2-22 2-25 2-10 2-15 3704 2-15 2-24 2-27 3704 2-16 3704...
  • Page 172 The parts to which no reference number C428-MECH-003 is assigned will not be available as after-sale service parts. 3704 4-12 3501 4-10 3501 3704 3704 FOR LP-1200/EPL-5900L NO.04 Rev.01 C428...
  • Page 173 The parts to which no reference number C428-MECH-004 is assigned will not be available as after-sale service parts. 3-19 3-10 3704 3704 3504 1305 3-15 3923 3-15 3704 1305 3-18 3-11 3-19 3-12 3704 3-13 3504 3-16 3704 1305 1305 3-17 3-14 FOR LP-1200/EPL-5900L NO.03...
  • Page 174 C428-PACK-001 The parts to which no reference number is assigned will not be available as after-sale service parts. FOR LP-1200/EPL-5900L NO.06 Rev.01 C428...

  • Page 175: Asp List

    EPSON EPL-5900/EPL-5900L Revision B 7.5 ASP List This section shows the ASP list of EPL-5900/EPL-5900L. Appendix ASP List...
  • Page 176 EPSON EPL-5900/EPL-5900L Revision B Table 7-8. ASP List - EPL-5900 EPL-5900 Ref No. Part Name Table 7-8. ASP List - EPL-5900 TAPPING SCREW 3705 Ref No. Part Name SCREW 1318 COVER SCREW 2902 HOLDER 10-1 TAPPING SCREW 3541 MEMBER 11-1...
  • Page 177 EPSON EPL-5900/EPL-5900L Revision B Table 7-8. ASP List - EPL-5900 Table 7-8. ASP List - EPL-5900 Ref No. Part Name Ref No. Part Name ”BOARD ASSY. VOLTAGE REGULATOR CN300 IC503 CONNECTOR CMOS IC CN300 IC802 COINNECTOR JUMPER CONNECTOR(X601002000) CN301 JP102...
  • Page 178 EPSON EPL-5900/EPL-5900L Revision B Table 7-8. ASP List - EPL-5900 Table 7-8. ASP List - EPL-5900 Ref No. Part Name Ref No. Part Name GUIDE TAPPING SCREW 24-2 3501 REINFORCE PLATE TAPPING SCREW 25-2 3504 FRICTION SHEET TAPPING SCREW 26-2...
  • Page 179 EPSON EPL-5900/EPL-5900L Revision B Table 7-9. ASP-List - EPL-5900L EPL-5900L Ref No. Part Name Table 7-9. ASP-List - EPL-5900L WIRE HARNESS 10-5 Ref No. Part Name POWER CORD 11-5 COVER FAN MOTOR HOLDER 10-1 ”BOARD ASSY. 5-200 MEMBER 11-1 ”BOARD ASSY.
  • Page 180 EPSON EPL-5900/EPL-5900L Revision B Table 7-9. ASP-List - EPL-5900L Table 7-9. ASP-List - EPL-5900L Ref No. Part Name Ref No. Part Name DIODE SOLENIOD D801 10-2 SHOT KEY BARRIER DIODE ACTUATOR D802 11-2 DIODE ARRAY PHOTO INTERRUPTER 12-2 DIODE ARRAY...
  • Page 181 EPSON EPL-5900/EPL-5900L Revision B Table 7-9. ASP-List - EPL-5900L Table 7-9. ASP-List - EPL-5900L Ref No. Part Name Ref No. Part Name BUSHING ACCESSORIES PAD 13-3 FUSING UNIT 120V GUIDE FIX PARTS 14-3 ROLL CUSHION UL 15-3 GEAR CUSHION UR...

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