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Epson EPL-5800 Service Manual

A4 monochrome laser printer
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SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
A4 Monochrome Laser Printer
EPSON EPL-5800
®
SEPG99012

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Summary of Contents for Epson EPL-5800

  • Page 1 SERVICE MANUAL SERVICE MANUAL SERVICE MANUAL SERVICE MANUAL A4 Monochrome Laser Printer EPSON EPL-5800 ® SEPG99012...
  • Page 2 ! The contents of this manual are subject to change without notice. ! All efforts 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 2. 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 PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPL-5800. The instructions and procedures included herein are intended for the experienced repair technicians, and close attention should be given to the precautions on the preceding page. Chapters are organized as follows: CHAPTER 1.
  • Page 5 Revision Status Revision Date of Issue Description January 7, 2000 First Release February 15, 2000 [Chapter 7 : Appendix] The parts list is added.
  • Page 6 C H A P T E R PRODUCT DESCRIPTION...
  • Page 7 1.1 Outline EnhancedMicroGray installed (available only in 600dpi and 300dpi. automatically Off at 1200dpi) EPSON EPL-5800 is non-impact page printer with semi-conductor laser and RITech installed (available only in 600dpi and 300dpi. Automatically switched electrophotographic technology. Off when 1200dpi is selected.) 1.1.1 Features...

  • Page 8: Basic Specifications

    EPSON EPL-5800 Revision B 1.1.2 Differences from EPL-5700 1.2 Basic Specifications Table 1-3. Differences from EPL-5700 1.2.1 Printer Basic Specifications Item EPL-5700 EPL-5800 Note Printing Method: Electrophotographic process using semiconductor laser Engine speed 8ppm 10ppm beam scanning and dry mono-component toner...
  • Page 9 EPSON EPL-5800 Revision B First Print: See table below. Paper Supply: See table below. Table 1-5. First Print Table 1-6. Paper Supply 600dpi 1200dpi Paper Feed Capacity Paper Size Paper Thickness Method Paper Size Lower Cassette Lower Cassette Main Unit...
  • Page 10 EPSON EPL-5800 Revision B Paper Size: See table below. Consumables: " Toner cartridge (user replaceable) Table 1-7. Paper Size " Photoconductor unit (user maintenance item) Lower Paper Size Paper Manual Paper Size Cassette Applicable paper sizes: (mm / inch) Tray...

  • Page 11: Process Specification

    EPSON EPL-5800 Revision B Power Supply: 1.2.2 Process Specification " 100V model (compatible with 100/120V supply) Method: Electrophotographic method using dry mono-component 120V ± 50/60Hz 3Hz developing " 200V model (compatible with 100/120V supply) Light source: Semiconductor laser 220V~240V 50/60Hz 3Hz ±...
  • Page 12 EPSON EPL-5800 Revision B " 1.2.3 Paper Specification Folded, curled, or torn paper. " Irregularly shaped paper or paper with non-perpendicular corners. 1.2.3.1 Paper Type " Sheets of labels that peel off easily. Standard paper: Xerox 4024 DP paper 20 lb (75 g/m "...
  • Page 13 EPSON EPL-5800 Revision B 1.2.3.3 Printable Area (Engine) 1.2.4 Reliability, Durability, Serviceability Guaranteed print area: Entire paper area except for a 4 mm margin at each edge. MPBF: 25, 000 sheets min. one-sided printing (See Figure 1-1, "Guaranteed print Area").
  • Page 14 EPSON EPL-5800 Revision B Printing start position accuracy: Durability: 5 years or 180,000 sheets, whichever comes first. Including parts replaced by service technicians. (See 6.1.3 " ± Main scan direction: Reference position (c) 2.0 mm "Maintenance by Service Technicians") "...

  • Page 15: Operating Conditions Including Consumables

    EPSON EPL-5800 Revision B 1.2.5 Operating Conditions Including Consumables 547 (D) (with the top cover and paper feed cover open) ° Temperature: 10 to 35 Humidity: 15 to 85% RH (without condensation) Barometric pressure (altitude): 760 hPa min. (2500 meters max.) Horizontality: Max.

  • Page 16: Storage And Transport Environments Including Consumables

    EPSON EPL-5800 Revision B 1.2.6 Storage and Transport Environments Including 1.2.7 Electric Characteristics Consumables These items do not include the options. Temperature and humidity: See table below. AC line noise: " Table 1-11. Temperature and Humidity Conditions Pulse width: 50 to 1000 ns "...

  • Page 17: Applicable Standards And Regulations

    EPSON EPL-5800 Revision B 1.2.8 Applicable Standards and Regulations The engine specification meets the following standards and regulations. Table 1-14. EMC According to their intended destination, some standards and regulations apply to a product with controller. Model Name Applicable Standard...

  • Page 18: Consumable Specifications

    EPSON EPL-5800 Revision B 1.2.9 Consumable Specifications 1.2.9.2 Storage and Transport Environments Temperature and humidity conditions: 1.2.9.1 Specifications Table 1-16. Temperature and Humidity Conditions Table 1-15. Consumable Specifications Toner Cartridge and Name Contents Life Weight Conditions Photoconductor Unit Developer and...

  • Page 19: External Appearance And Parts Name

    EPSON EPL-5800 Revision B 1.3 External Appearance and Parts Name Paper Tray The following illustrations are top, right and left, and back views of the unit. Top Cover Paper Feed Switchover Lever Figure 1-6. Left View Right Cover (Option Cover)

  • Page 20: Controller Specification

    EPSON EPL-5800 Revision B 1.4 Controller Specification Parallel I/F Ventilation Fan connector 1.4.1 Controller Basic Specification CPU: VR 4310 133MHz RAM: " Standard: 16MB (SDRAM) " SIMM Option: 32MB, 64MB, 128MB (SDRAM, one slot) Maximum 256MB (when 256MB SDRAM DIMM mounted) ROM: "...

  • Page 21: Controller Configuration

    EPSON EPL-5800 Revision B 1.4.2 Controller Configuration EPL-5800 controller allows the following settings to be configured according to the market destination. The settings are made with jumpers, and must thus be set at the factory. JUMPER SETTING Packaged resistance RJ2, RJ3, RJ5, RJ7, RJ10, RJ12, RJ13...
  • Page 22 EPSON EPL-5800 Revision B 1.4.3 External I/F specification The default device ID setting for EPL-5800 is as follows. EPL-5800 has the following host interfaces as standard. MFG:EPSON; IEEE1284 parallel interface CMD:PJL,EJL,ESCPL2,PRPXL24-01,PCL,HPGL2-01,ESCPAGE-04,PCLXL** MDL:** USB interface CLS:PRINTER; Optional Type-B I/F Card slot DES:** MFG, MDL, CID of Device ID are re-definable.
  • Page 23 Revision B 1.4.3.2 USB Interface 1.4.3.3 Type B Interface Supports Windows USB PnP. EPL-5800 is equipped with one Type-B option I/F slot as standard. Main System Type: MTP1200dpi, PW10200dt1200dpi, PRG(****)rev, Supports the 18-digit USB ID as follows: AP500ma, SPD0fast, D4...
  • Page 24 EPSON EPL-5800 Revision B When Emulation is set to “Auto”, the following Entity Type will be returned. " If PS is not installed; EPSONPAGE4, EPSONCL5, EPSONLQ2, EPSONHPGL2, EPSONFX, EPSONPRPXL24 " If PS is installed; LaserWriter, EPSONPAGE4, EPSONPCL5, EPSONLQ2, EPSONHPGL2, EPSONPRPXL24 When Emulation is fixed, the following Entity Type will be returned.

  • Page 25: Control Panel

    EPSON EPL-5800 Revision B 1.5 Control Panel Table 1-18. Buttons and LEDs 1.5.1 Button/LED Arrangements on Control Panel Name Note On line LED Color: Green Data LED Color: Yellow Continue LED Color: Red Paper LED Color: Yellow Toner LED Color: Yellow...
  • Page 26 Table 1-19. Function Setting (1) Menu Item Value EPL-5800 has no LCD on the control panel, so it is impossible to make function settings from the control panel. Function settings can be made using “RCP”. The Printing Menu Paper Source Auto, MP, LC following tables are lists of the printer setting items.
  • Page 27 EPSON EPL-5800 Revision B Table 1-19. Function Setting (1) Table 1-19. Function Setting (1) Menu Item Value Menu Item Value Config Menu RITech On, Off AUX Menu AUX I/F Use, No Use Toner Save Off, On AUX Config No, Yes...
  • Page 28 EPSON EPL-5800 Revision B Table 1-20. Function Setting (2) Table 1-20. Function Setting (2) Menu Item Value Menu Item Value LJ4 Menu Font Source Resident, DIMM, Download ESC/Page Auto CR On, Off Menu* Font Number 0 ~ available (Max 65535)
  • Page 29 EPSON EPL-5800 Revision B Table 1-20. Function Setting (2) Table 1-20. Function Setting (2) Menu Item Value Menu Item Value GL2 Menu GL-Mode GLlike, LJ4GL2 ESCP2 Menu Font Courier, Prestige, Roman, Sans serif, Roman T, Orator S, Sans H, Script,...
  • Page 30 EPSON EPL-5800 Revision B Table 1-20. Function Setting (2) Table 1-20. Function Setting (2) Menu Item Value Menu Item Value FX Menu Font Courier, Prestige, Roman, Sans serif, Script, Orator I239X Menu Font Courier, Prestige, Gothic, Orator, Script, Presentor, S, OCR A, OCR B...
  • Page 31 EPSON EPL-5800 Revision B Font Source = Resident, Font Number = 0 Due to this, to print by this symbol set, a font must be selected for which the Font Source and Font Number Value are supported by this symbol set.
  • Page 32 EPSON EPL-5800 Revision B 1.5.2.1 Setting Items (Model-dependent) Stop “Toner Out” error occurs when the measurement of Toner counter reaches to the Described below are model-dependent specification details of the setting items for level where “Toner Out” error occurs. EPL-5800.
  • Page 33 EPSON EPL-5800 Revision B Table 1-23. Interface Settings QUANTITY Parallel Type B Operations This is the copy quantity setting when copying by quantity. This setting is specified I/F automatic Automatic selection taking preference over the Copies setting. When the printing quantity is 2 or more, the...

  • Page 34: Printer Messages

    EPSON EPL-5800 Revision B 1.5.3 Printer Messages Printer messages are Status Message, Error Message, Warning Message, and Service Call Error Message. Status Message is displayed only when there are no error or during the initialization. No two Status Messages displayed at the same time and Error Message is displayed in the priority order.
  • Page 35 EPSON EPL-5800 Revision B Table 1-24. Printer Message Messages in LCD-Equipped Models LED Indications Classification 1. All the LED on. Status 2. All the LED off. This indicates the printer is checking ROM. 3. Paper LED is turned off, and Toner LED lights on. This indicates the printer is checking RAM. After checking RAM has completed, Toner LED is turned off.
  • Page 36 EPSON EPL-5800 Revision B Table 1-24. Printer Message Messages in LCD-Equipped Models Paper LED Toner LED Memory LED Online LED Data LED Continue LED Classification & or % Writing ROM A Status same as normal data transfer & & Write Error ROM A...

  • Page 37: Service Call Errors

    EPSON EPL-5800 Revision B 1.6 Service Call Errors Explanation An error generated that cannot be solved by user side. LED Condition → → All LED on. (0.8 sec) All LED off (0.2 sec) Respective LED on specified by → error code (0.8 sec) All LED off (0.2 sec)
  • Page 38 EPSON EPL-5800 Revision B Table 1-25. Service Call Error (Engine-Related) Error Code Explanation Paper LED Toner LED Memory LED Online LED Data LED Continue LED & & E0003 Failure in fuser unit & & E0004 Failure in main motor &...
  • Page 39 EPSON EPL-5800 Revision B Table 1-26. Service Call Error (Controller-Related) Error Code Explanation Paper LED Toner LED Memory LED Online LED Data LED Continue Lamp & & & & C0095 CPU Error (Cash exception) & & & & & C0096 CPU Error (Trap exception) &...
  • Page 40 EPSON EPL-5800 Revision B Table 1-26. Service Call Error (Controller-Related) Error Code Explanation Paper LED Toner LED Memory LED Online LED Data LED Continue Lamp & & & C1200 EEPROM writing error & & & & C1210 EEPROM writing limit &...
  • Page 41 EPSON EPL-5800 Revision B 1.7 Special Operation EEPROM INITIALIZATION This operation clears the contents of EEPROM with “00H” and set the factory default The function described below are activated by holding the specified switches down parameters. when turning the printer on.

  • Page 42: Expansion Ram

    Revision B 1.8 Notes for Operation 1.8.1 Expansion RAM When EPL-5800 runs out of memory, the Memory LED flashes or lights. (Corresponds to “Mem Overflow”, “Image Optimum”, “Need Memory” or “Collate was disabled”on the machines with LCD.) In this case, any of the following measures may be taken;...
  • Page 43 C H A P T E R OPERATING PRINCIPLES...

  • Page 44: Operating Principles Of Mechanism

    The following figure shows the major paper paths in the printer. main motor (M1) is transmitted to the paper feed roller via the paper feed clutch EPSON EPL-5800 has two paper feed methods as standard; multi paper feed tray (150 (one-way clutch), and the paper feed roller rotates.
  • Page 45 EPSON EPL-5800 Revision B When there is paper on the tray, the actuator stands up and the sensor is turned OFF. When paper on the tray went out, the actuator falls into the hole of the tray and the sensor is...
  • Page 46 EPSON EPL-5800 Revision B PAPER EMPTY SENSOR Table 2-1. ON/OFF of SW21 on each cassette type Cassette Type SW21-1 SW21-2 SW21-3 Paper empty sensor (PI21) is mounted on the relay board (PWB-A) of the second paper feed unit and it detects paper empty in the second paper feed cassette.

  • Page 47: Charging Process

    EPSON EPL-5800 Revision B 2.1.3 Charging Process Drum Cartridge 2.1.3.1 Overview It is charged by giving static electricity to OPC drum (Organic Photoconductor) before laser exposure. Rotation Brush Surface of OPC drum is charged by rotating brush (charging brush) and pre- (Charging Brush) charging film.

  • Page 48: Exposure Process

    EPSON EPL-5800 Revision B 2.1.4 Exposure Process SUB SCANNING DIRECTION (VERTICAL SCANNING DIRECTION) The laser beam from the print head creates an electrostatic latent image on the OPC drum surface. When the printer receives the PRINT signal, the polygon motor (M3) and the main The following control is performed in order to find appropriate timing to print the image.
  • Page 49 EPSON EPL-5800 Revision B 2.1.4.1 Printable area The main control board sends the VIDEO signal, which corresponds to the paper size, to the engine (controller). The main control board determines the printing start position by TOD signal (sub scanning direction) and the HSYNC signal sent by the engine (controller).

  • Page 50: Development Process

    EPSON EPL-5800 Revision B 2.1.5 Development Process 2.1.5.1 Overview Putting toner on the static latent image on the OPC drum makes the toner image. Toner Cartridge 0992s24 Figure 2-9. Bias Terminals Table 2-2. Parts of Developing Mechanism Name Function 4121s032 Toner hopper Toner is in.
  • Page 51 EPSON EPL-5800 Revision B Table 2-2. Parts of Developing Mechanism Name Function Development blade DC-590V voltage terminal (V Development voltage DC-340V terminal (V Under development seal DC-340V terminal (V Operating Principles Operating Principles of Mechanism...

  • Page 52: Transfer Process

    EPSON EPL-5800 Revision B 2.1.6 Transfer Process OPC Drum 2.1.6.1 Overview During the image transfer process 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 53: Fusing Process

    EPSON EPL-5800 Revision B 2.1.7 Fusing Process 2.1.7.2 Fusing Temperature Control Circuit The thermistor (TH1) detects the surface temperature of the fusing heat roller and 2.1.7.1 Overview inputs the analog voltage to IC1A-78. Based on the thermistor detected temperature, the heater lamp (H1) is turned ON...
  • Page 54 EPSON EPL-5800 Revision B AT 600DPI Temperature detected by Warm-up thermistor When the power switch is turned ON, the printer performs initialization, warm-up starts, 195°C and the heater lamp is turned on. Then, the following temperature controls are performed. During Printing "...

  • Page 55: Paper Eject Process

    EPSON EPL-5800 Revision B 2.1.8 Paper Eject Process Table 2-4. Capacity of the Trays Capacity on each tray 2.1.8.1 Face up / Face down Switching Function Face down tray 100 sheets After fusing process, paper is ejected either face up or face down by the face up / face down switching function.
  • Page 56 C H A P T E R TROUBLESHOOTING...

  • Page 57: Troubleshooting

    EPSON EPL-5800 Revision B 3.1 Troubleshooting The paper feed sensor (PS1) is ON when the power ON/OFF switch (S1) is ON or when the cover is closed. This section describes the basic procedure for checking the printer operation that allows you The paper eject sensor (PS3) is ON when the power ON/OFF switch (S1) is ON or to find out troubles and necessary repair service easily.
  • Page 58 EPSON EPL-5800 Revision B 3.1.1.1 Check Point Table 3-2. Troubleshooting for the Paper Jam (2) Check Item Remedy The table below lists the check-point for identifying possible cause of paper jam occured with different timing. Is the paper feed roller deformed? Replace the paper feed roller.

  • Page 59: Troubleshooting For Abnormal Operations

    EPSON EPL-5800 Revision B 3.1.2 Troubleshooting for Abnormal Operations ABNORMAL FAN MOTOR If the following errors are detected by a built-in diagnostic function, all the drive is turned This error is detected in the following case; OFF and the hardware error is indicated on the control panel.
  • Page 60 EPSON EPL-5800 Revision B 3.1.2.1 Check Point ABNORMAL FUSING The table below lists the check-point for identifying the possible cause and a remedy for Table 3-8. Troubleshooting for the Abnormal Fusing each error detected by the printer. Check Item Remedy...

  • Page 61: Troubleshooting For Print Quality Problems

    EPSON EPL-5800 Revision B 3.1.3 Troubleshooting for Print Quality Problems Table 3-11. Print Quality Problems 2 When the print quality problems occur, replace the toner cartridge and the drum cartridge Symptom Possible Cause Solution first, and determine either it is caused by each cartridge or caused by the printer.
  • Page 62 EPSON EPL-5800 Revision B Table 3-11. Print Quality Problems 2 Table 3-11. Print Quality Problems 2 Symptom Possible Cause Solution Symptom Possible Cause Solution Back of paper gets Fusing roller is dirty Replace the fusing unit (fusing roller). White line. Black There is scar or damage on Replace the OPC drum.
  • Page 63 C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 64: Precaution For Disassembly And Assembly

    EPSON EPL-5800 Revision B 4.1 Overview 4.1.1.2 Precaution at Handling the Laser Mechanism Be sure to disconnect the power supply when working on the W A R N I N G 4.1.1 Precaution for Disassembly and Assembly laser path around the print head or around the OPC drum.
  • Page 65 EPSON EPL-5800 Revision B PRECAUTION AT REPLACING PRECAUTION AT HANDLING Basic replacement = unit or assembly replacement The OPC Drum is very sensitive to light and the recovery of C A U T I O N C A U T I O N sensitivity takes time;...

  • Page 66: Service Tools

    EPSON EPL-5800 Revision B 4.1.2 Regularly Replacement Parts Humidity(%) Table 4-1. Regularly Replacement Parts Cleaning Replacement Cycle Replacement Cycle Parts Name Cycle (Continuous Printing) (Intermittent Printing) Drum Cartridge None About 20,000 sheets About 16,000 sheets Toner Cartridge None About 6,000 sheets...

  • Page 67: Disassembly Procedure

    EPSON EPL-5800 Revision B 4.2 Disassembly Procedure Second Paper Feed Unit The flowchart below is disassembly procedure for EPSON EPL-5800. Second Paper Feed Roller 4.2.20 4.2.1 4.2.4 Paper Empty Sensor (PE1) Open the Top Cover Toner Cartridge 4.2.22 Relay Board (PWB-A) Drum Cartridge 4.2.4...

  • Page 68: Preparation Before Disassembling

    EPSON EPL-5800 Revision B 4.2.1 Preparation before disassembling 4.2.2 Paper Feed Roller Replacement Open the paper feed roller cover and remove the paper feed roller. (one screw) Before disassembling the printer, removal of the minimum units are necessary. NOTE: When installing the paper feed roller, tighten the screw after making sure the pin on the back of the roller goes in the shaft hole.

  • Page 69: Transfer Roller Replacement

    EPSON EPL-5800 Revision B 4.2.3 Transfer Roller Replacement Remove the right and left shaft supports and gear from the removed transfer roller, and install them to the new transfer roller. Replace the transfer roller every about 50,000 sheets. Insert the transfer roller to the transfer roller holder of the printer, and set the bearing lever to the top.

  • Page 70: Right Cover Removal

    EPSON EPL-5800 Revision B 4.2.4 Paper Empty Sensor (PE1) Removal 4.2.5 Right Cover Removal Remove paper feed roller cover. Remove the right cover. (two screws, two hooks) Remove the paper empty sensor (PE1) and pull out the connector. NOTE: When installing the right cover, insert two hooks at the bottom of the right cover to the frame.

  • Page 71: Control Panel Removal

    EPSON EPL-5800 Revision B 4.2.6 Control Panel Removal 4.2.7 Main Control Board (PWB-P) Removal Remove the control panel. (two screws) Remove all connectors on the main control board (PWB-P) (twelve connectors) and remover the main control board (PWB-P). (ten screws)
  • Page 72 EPSON EPL-5800 Revision B 4.2.8 Left Cover and Front Cover Removal 4.2.9 Paper Feed Solenoid (SL1) Removal Remove the left cover. (two screws, two hooks) Remove the right cover, the left cover, and the front cover. After removing the right cover, remove the front cover. (four screws) Close the top cover and turn it down 90 to the back.

  • Page 73: Top Cover Removal

    EPSON EPL-5800 Revision B Remove the paper feed unit. (five screws, one connector) 4.2.10 Top Cover Removal Remove the paper feed solenoid (SL1). (one screw) Remove the right cover and the left cover. Remove the top cover. (two hooks) Paper Feed Unit...

  • Page 74: Rear Cover Removal

    EPSON EPL-5800 Revision B 4.2.11 Rear Cover Removal 4.2.12 Cooling Fan Removal Remove the rear cover. (six screws, one connector) Remove the rear cover. Remove the top cover. (two hooks) Remove the cooling fan. (three screws) 3704 3501 3704 3501...

  • Page 75: Main Motor Assembly Removal

    EPSON EPL-5800 Revision B 4.2.13 Main Motor Assembly Removal 4.2.14 Fusing Unit Removal Remove the rear cover. Replace the fusing unit by unit basically every about 50,000 sheets. Remove the main motor assembly. (three screws, one connector) C A U T I O N The life span of the transfer roller and fusing unit are the same.
  • Page 76 EPSON EPL-5800 Revision B 4.2.15 Fusing Unit Disassembly Remove the backup roller. Remove the fixation front guide board. Remove two installation screws. (1) Shift the fixation front guide board to the left. Press the left and right hooks (two hooks each) and separate the fixation unit.
  • Page 77 EPSON EPL-5800 Revision B Remove the terminal board. (two screws) Remove the driven gear from the heat roller. Pull out the heater lamp. Shift the heat roller to the right side (1) and then shift it to (2) direction, and pull the roller out toward (3) direction.
  • Page 78 EPSON EPL-5800 Revision B Remove the roller assembly. (two screws) 4.2.16 Interlock Switch (S2) Removal 10. Remove the fusing separation claws. (four claws) Remove the right cover, the left cover, and the rear cover. 11. Remove the thermistor (TH1). (one screw) Remove the interlock switch (S2).
  • Page 79 EPSON EPL-5800 Revision B 4.2.17 Print Head Unit (PH) Removal 4.2.18 Power Unit (PU1), Paper Feed Sensor (PS1) Removal Remove the right cover, the left cover, and the rear cover. Remove the right cover, the left cover, and the front cover.
  • Page 80 EPSON EPL-5800 Revision B Remove the paper feed sensor (PS1). (one connector) 4.2.19 High Voltage Unit (HV1) Removal Remove the right cover, the left cover, and the rear cover. Remove the power supply unit. Remove the high voltage unit (HV1). (three screws, one connector) NOTE: When installing the high voltage unit (HV1), be careful at the following points.

  • Page 81: Second Paper Feed Unit Removal

    EPSON EPL-5800 Revision B 4.2.20 Second Paper Feed Roller Replacement 4.2.21 Second Paper Feed Unit Removal Separate the second paper feed unit from the printer. Remove the black cover. (one screw, two picks) Remove the paper feed roller as shown in the figure 1 in the Figure 4-30.
  • Page 82 EPSON EPL-5800 Revision B Remove the second paper feed unit. 4.2.22 Relay Board (PWB-A) Removal Remove the cover. (one screw, two connectors) 3704 3704 Remove the relay board (PWB-A). (two screws) 3704 3704 Relay Board 3704 3501 3501 4121s070 4121s069 3504 Figure 4-33.
  • Page 83 EPSON EPL-5800 Revision B 4.2.23 Second Paper Size Detection Switch (SW21) 4.2.24 Second Paper Feed Solenoid (SL21) Removal Removal Remove the cover. (one screw) Remove the second paper size detect switch (SW21). Remove the harness from the wire saddle and remove the second paper feed solenoid (SL21).
  • Page 84 C H A P T E R ADJUSTMENT...

  • Page 85: Print Start Position Adjustment

    EPSON EPL 5800 Revision B 5.1 Adjustment ADJUSTMENT BY VOLTAGE CHANGE With the power ON, put + terminal of the tester on VR1 and - terminal on the frame This chapter explains adjustment procedure. Adjustment should be done after components GND.

  • Page 86: Interlock Switch Position Adjustment

    EPSON EPL 5800 Revision B 5.1.2 Interlock Switch Position Adjustment With the power ON, if the printer does not become ON when the top cover is closed, perform the position adjustment of interlock switch (S2) by the following procedure. Open the top cover, and remove the left cover, the right cover and the front cover.
  • Page 87 5.1.3 USB ID Input PROGRAM OPERATION EPL-5800 comes with the USB interface as a standard, and the PC connected to the EPL- When you execute the program, the following menu window will appear. 5800 via the USB interface identifies the printer by referring to the USB ID information unique to each printer.
  • Page 88 EPSON EPL 5800 Revision B When the following window appear, input the serial number of the printer and click USB ID CONFIRMATION “Ok” button to store the USB ID information to an EEPROM on the main board of the printer. Take a note of the USB ID value displayed in the status window of the When you re-define the USB ID, make sure to verify it with the following procedure.
  • Page 89 C H A P T E R MAINTENANCE...
  • Page 90 EPSON EPL-5800 Revision B 6.1 Maintenance 6.1.2 Maintenance of Consumables A user is responsible for the maintenance of all consumables. This section gives information neccesary for maintaining the printer in its optimum Table 6-2. Maintenance of Consumables condition. Preriodical user maintenance and service maintenance are necesssary in order to maintain the high printing quality.
  • Page 91 EPSON EPL-5800 Revision B 6.1.3 Maintenance by Service Technicians The following maintenance must be undertaken by a qualified service technician. Table 6-3. User Maintenance by Service Technicians Maintenance Item Timing Clean when a problem occurs. Transfer roller. Replace after printing 50,000 sheets.
  • Page 92 C H A P T E R APPENDIX...

  • Page 93: Connection Diagrams

    EPSON EPL-5800 Revision B 7.1 Overview 7.2.2 Connector List Table 7-1. Connector List This section provides the supplementally informaiton for servicing the EPL-5800. Connector Description Pin # Table 7.2 Connectors C361MAIN BOARD CODE DIMM Table 7-2 7.2.1 Connection diagrams ROM DIMM...

  • Page 94: Connector Pin Assignment

    EPSON EPL-5800 Revision B Table 7-1. Connector List Table 7-3. Connector CN3 Connector Description Pin # Table Pin No. Signal Description LVPS /STB STROBE signal • Heater lamp 2 - 9 DATA1- Data signal (Bit 1 to 8) • Thermostat...
  • Page 95 EPSON EPL-5800 Revision B Table 7-4. Connector CN4 Table 7-5. Connector CN5 Pin No. Signal Description Pin No. Signal Description /LCDCLK LCD Clock signal DB0-DB3 Data signal 19-24 Ground 14-16,24-26 LED1-LED6 LED output signal (Not used) 10-13,20-23 /SW1-/SW2 Switch input signal Table 7-6.
  • Page 96 EPSON EPL-5800 Revision B Table 7-6. Connector CN7 Pin No. Signal Description 165-167 SA0-SA2 SPD address signal 21,22,24,25,31,44,48 (Not used) ,50-53,61,62,80,81, 105,106,108,109, 134-137,145-147, 6,18,26,40,41,49,59, +3.3V 73,84,90,102,110,12 133,143,157,168 1,12,23,32,43,54,64, Ground 68,78,85,96,107,116, 127,138,148,152,162 Table 7-7. Connector CN8 Pin No. Signal Description POWER...

  • Page 97: Component Layout

    EPSON EPL-5800 Revision B 7.3 Component Layout The figure below shows the component layout of the C361MAIN Board. CN212 Figure 7-2. Component Layout - C361MAIN BOARD Appendix Component Layout...

  • Page 98: Circuit Schematics

    EPSON EPL-5800 Revision B 7.4 Circuit Schematics The circuit schematics of C361MAIN board is provided on the following pages. C361MAIN BOARD (No.1) C361MAIN BOARD (No.2) C361MAIN BOARD (No.3) Appendix Circuit Schematics...
  • Page 102 EPSON EPL-5800 Revision B 7.5 Parts List Table 7-8. Service Parts List - Main Unit Ref. No. Parts Name The table below lists the available service parts of the EPL-5800. 2-08 COVER Main Unit 2-09 ROLLER Table 7-8. Service Parts List - Main Unit...
  • Page 103 EPSON EPL-5800 Revision B Table 7-8. Service Parts List - Main Unit Table 7-8. Service Parts List - Main Unit Ref. No. Parts Name Ref. No. Parts Name 5-03 MOTOR 1305 SCREW 5-04 DRIVE UNIT 1308 SCREW 5-05 WIRE HARNESS ASSY...
  • Page 104 EPSON EPL-5800 Revision B Lower Paper Cassette Unit Table 7-9. Service Parts List - Lower Paper Cassette Unit Table 7-9. Service Parts List - Lower Paper Cassette Unit Ref. No. Parts Name Ref. No. Parts Name 3504 TAPPING SCREW 8-01...
  • Page 105 EPSON EPL-5800 Revision B 7.6 Exploded View Diagrams The exploded view diagrams are provided on the following pages. Housing components Paper Eject mechanism Paper supply mechanism Fusing unit Main drive / Transfer unit Frame Electrical components Option: Lower Paper Cassette Unit (1)
  • Page 106 HOUSING The parts to which no reference number is assigned will not be available as after-sale service parts. 4012 3544 3727 3541 3730 3541 FOR EPL-5800 NO.1 Rev.01 10185...

  • Page 107: Paper Exit Section

    PAPER EXIT SECTION 3727 3704 3727 3704 FOR EPL-5800 NO.2 Rev.01 10185...
  • Page 108 PAPER TAKE UP SECTION 0601 1308 3704 9109 3541 3727 3727 3727 3541 FOR EPL-5800 NO.3 Rev.01 10185...

  • Page 109: Fusing Unit

    FUSING UNIT 3727 1305 3541 1305 1305 3923 3704 3923 3541 3727 1305 3704 FOR EPL-5800 NO.4 Rev.01 10185...
  • Page 110 DRIVE/TRANSFER UNIT 3544 9105 3704 3727 3727 3907 FOR EPL-5800 NO.5 Rev.01 10185...
  • Page 111 FREMES 3544 3544 3544 3544 3544 3727 3544 3544 1305 3544 2903 The parts to which no reference number is assigned will not be available as after-sale service parts. 3544 FOR EPL-5800 NO.6 Rev.01 10185...

  • Page 112: Electrical Components

    ELECTRICAL COMPONENTS The parts to which no reference number 3541 is assigned will not be available as after-sale service parts. 3541 2514 3544 8302 3501 3704 3544 1305 FOR EPL-5800 NO.7 Rev.01 10185...
  • Page 113 3704 SW21 3504 0509 9112 3704 3501 3704 3704 9107 9112 3704 3501 SL21 3501 3704 The parts to which no reference number is assigned will not be available as after-sale service parts. 3704 FOR EPL-5800 (OPTION) NO.1 Rev.01 10187...
  • Page 114 2ND PAPER TAKE-UP(B)(OPTION) 3906 3704 3704 3709 3704 02 03 FOR EPL-5800 (OPTION) NO.2 Rev.01 10187...

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