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Epson WF-5690 Series User Manual

Epson WF-5690 Series
90 pages
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SERVICE MANUAL
CONFIDENTIAL
Color Inkjet Printer
Epson WF-5690 series/ Epson WF-4640 series
Epson WF-4630 series/ Epson WF-5620 series
Epson WF-5190 series/ Epson WF-5110 series
SEMF13-007
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Epson WF-5690 Series Specifications

General IconGeneral
Print Resolution4800 x 1200 dpi
Duplex PrintingYes
ConnectivityUSB, Ethernet, Wi-Fi, Wi-Fi Direct
FaxYes
FunctionsPrint, Copy, Scan, Fax
Dimensions (W x D x H)18.1" x 25.8" x 15.1"
Print TechnologyPrecisionCore
Print Speed (Black/Color)20 ppm / 20 ppm
Scanner TypeFlatbed, ADF
ADF Capacity35 sheets
Display4.3" color touchscreen
Mobile PrintingEpson Connect, Apple AirPrint, Google Cloud Print
Paper SizesA4, A5, A6
Ink CartridgesBlack, Cyan, Magenta, Yellow
Monthly Duty Cycle45, 000 pages

Summary

Safety Precautions

DANGER

Cautions for serious bodily injury or loss of life.

WARNING

Cautions for personal injury or loss of life.

PRECAUTIONS

Cautions for personal injury or product damage.

About This Manual

Chapter Overview

Outlines the manual's chapters: Troubleshooting, Disassembly/Reassembly, Adjustment, Maintenance, Appendix.

Symbols Used in this Manual

Danger Symbol (!)

Indicates procedures that could result in serious injury or loss of life.

Warning Symbol (!)

Indicates procedures that could result in bodily injury or equipment damage.

Note Symbol (✓)

Provides additional information for efficient task completion.

Troubleshooting

Troubleshooting Workflow Overview

Describes the troubleshooting workflow and its basis for printer issues.

Troubleshooting Workflow

Troubleshooting Flowchart (1)

Visual guide for diagnosing and resolving printer failures based on symptoms.

Fatal Error Codes

Fatal Error List

Lists fatal error codes, their names, and possible causes for printer malfunctions.

Power-On Sequence

Power-On Sequence Steps

Details the sequence of component movements and states during printer power-on.

Fatal Errors - ADF/Scanner

Fatal Error List

Lists fatal error codes, their names, and possible causes for printer malfunctions.

Status Sheets

Inspection Mode Start Method

Provides step-by-step instructions to enter the printer's inspection mode for status checks.

Supply Status Sheet Description

Supply Status Sheet Details

Explains the content and details of the Supply Status Sheet, including hardware and consumable status.

Usage History Sheet Description

Usage History Sheet Details

Details the Usage History Sheet, showing loaded sheets, scanned pages, and replacements.

Disassembly and Reassembly

Overview of Disassembly/Reassembly

Introduces the chapter, scope, and necessary precautions for printer disassembly and reassembly.

Tools and Jigs for Disassembly

Required Tools

Lists essential tools needed for proper disassembly and reassembly of the printer.

Required Jigs

Lists specialized jigs required for specific maintenance or adjustment procedures.

Service Operation Times

Standard Operation Times (WF-5690/4640/4630/5620)

Provides standard times for disassembling/reassembling specific parts for certain printer models.

Service Operation Times (WF-5190/5110)

Standard Operation Times (WF-5190/5110)

Provides standard times for disassembling/reassembling specific parts for WF-5190/5110 printer models.

Printhead/Ink Supply Unit Procedures

Caution for Printhead/Ink Supply Unit Replacement

Highlights critical precautions for replacing the printhead/ink supply unit, including pressure release.

Parts Removal Prior to Disassembly

Parts/Units to Remove in Advance

Lists ink cartridges, maintenance box, and cassette units that must be removed before starting disassembly.

Disassembly Flowcharts and Model Differences

Model-Specific Part Configurations

Details parts that differ in configuration or shape across different printer models.

Exterior Parts Disassembly

Exterior Parts Flowchart (1)

Step-by-step visual guide for disassembling common and model-specific exterior printer parts.

Exterior Parts Disassembly (cont.)

Exterior Parts Flowchart (2)

Continues the step-by-step visual guide for disassembling exterior printer parts.

Printer Mechanism Disassembly

Printer Mechanism Flowchart (1)

Step-by-step visual guide for disassembling the main printer mechanism components.

Printer Mechanism Disassembly (cont.)

Printer Mechanism Flowchart (2)

Continues the step-by-step visual guide for disassembling printer mechanism components.

Printhead/Ink Supply Unit Disassembly

Printhead/Ink Supply Unit Flowchart

Provides a comprehensive flowchart for disassembling and reassembling the printhead and ink supply unit.

2nd Cassette Unit Disassembly

2nd Cassette Unit Flowchart

Step-by-step visual guide for disassembling the 2nd cassette unit.

Detailed Disassembly Procedures

Exterior Cover and Housing Disassembly

Details disassembly for FAX/USB covers, housing assemblies, and CR cover with specific screw and hook instructions.

Detailed Disassembly Procedures (cont.)

Panel Assy and Main Board Unit Disassembly

Continues detailed procedures for Panel Assy and Main Board Unit, including FFC connections and grounding.

Detailed Disassembly Procedures (cont.)

Interface Board Assy and Ink System Unit Disassembly

Details disassembly for Interface Board Assy and Ink System Unit, including tube routing and securing.

Detailed Disassembly Procedures (cont.)

Head FFC, Encoder, Frame, and Grounding Plate Disassembly

Details procedures for Head FFC, PF Encoder, Metal Plate, Main Frame, and ink supply grounding.

Detailed Disassembly Procedures (cont.)

Ink System Supply Assy and Printhead Disassembly

Details disassembly/reassembly of Ink System Supply Assy and Printhead, including tube handling and pressure release.

Detailed Disassembly Procedures (cont.)

ASF, Carriage, and Power Unit Disassembly

Details disassembly for ASF assemblies, CR Scale, Carriage Assy, Star Wheel, Power Supply, Decompress Pump, and EJ Roller.

Detailed Disassembly Procedures (cont.)

Paper Stopper and ADF Unit Disassembly

Details disassembly for Paper Stopper Assy, ADF Unit, and ADF Cover Housing Upper.

Detailed Disassembly Procedures (cont.)

2nd Cassette and Pickup Assembly Disassembly

Details disassembly for Paper Stopper Assy 2nd and 2nd cassette covers, and frame pickup assembly.

FFC and Cable Routing

Cable Routing Procedures

Provides instructions and diagrams for routing FFCs and cables for scanner, ADF, and printer components.

FFC and Cable Routing (cont.)

Cable Routing for Printer and System Components

Continues cable routing instructions for printer, ink system, wireless LAN, and speaker components.

FFC and Cable Routing (cont.)

Main Board Assembly Cable Routing

Details routing and connection of FFCs and cables for the main board assembly.

FFC and Cable Routing (cont.)

2nd Cassette Housing Assembly Cable Routing

Details cable routing for the 2nd cassette housing assembly, including motor and sensor cables.

Adjustment Procedures

Overview of Required Adjustments

Introduces the chapter and explains how to use adjustment lists based on replaced parts.

Required Adjustments Overview

Understanding Adjustment Lists

Explains the meaning of symbols and table entries in the adjustment lists for proper procedure selection.

Mechanism Adjustments

Mechanism Adjustment List

Lists required mechanism adjustments for various parts, indicating when each adjustment is necessary.

Adjustment Program Procedures

Adjustment Program List

Lists adjustments performed via the adjustment program, detailing purpose and printout pattern checks.

Detailed Adjustments

PF Timing Belt Tension Check

Describes the procedure and standard for checking the PF Timing Belt tension using a sonic tension gauge.

Rear ASF Timing Belt Tension Check

Rear ASF Timing Belt Tension Check

Describes the procedure and standard for checking the Rear ASF Timing Belt tension.

Head Angular Mechanism Adjustment

Preparation for Head Angular Adjustment

Outlines necessary preparations and safety precautions for performing head angular adjustment.

Head Angular Adjustment Procedure

Scanner-Based Adjustment Procedure

Details the procedure for head angular adjustment using a specific scanner and adjustment program.

Visual Adjustment Procedure

Head Angular Adjustment Flowchart

Provides a flowchart outlining the steps for visual head angular adjustment.

PG (Platen Gap) Adjustment

PG Adjustment Positions and Tools

Defines PG positions, standards, and lists necessary tools like thickness gauges for PG adjustment.

PG Adjustment Preparation

Thickness Gauge Modification

Details the process of applying Teflon tape to thickness gauges to prevent nozzle damage during PG adjustment.

APG Position Check

Checking the APG Position

Explains how to check if the APG position is set to PG1 and how to adjust it if necessary.

PG Adjustment Procedure

PG Cam and CR Guide Frame Installation

Details the steps for installing PG Cams and securing the CR Guide Frame for PG adjustment.

PG Adjustment Procedure (cont.)

Carriage Assy Installation and Thickness Gauge Placement

Continues PG adjustment steps, focusing on Carriage Assy installation and thickness gauge positioning.

PG Adjustment Procedure (cont.)

PG Cam Notch Adjustment

Details the process of adjusting PG Cam notches to achieve the correct platen gap.

PG Adjustment Flowchart

PG Adjustment Flowchart

Visual flowchart guiding the user through the PG adjustment process, including checks and adjustments.

Platen Gap Checking

Platen Gap Check Procedure

Outlines the procedure for checking the platen gap using thickness gauges and performing necessary adjustments.

Touch Panel Adjustment

Touch Panel Adjustment Procedure

Details the steps for performing touch panel calibration and adjustment on compatible models.

Ink Leak Check

Ink Leak Check Tools and Procedure

Describes the Ink Leak Measurement Jig, cartridge, and initial procedure for checking ink leaks.

Maintenance

Overview of Maintenance

Introduces the maintenance chapter, covering cleaning and lubrication procedures.

Cleaning and Lubrication Overview

Cleaning Procedures

Provides instructions for cleaning exterior parts, interior dust, and ink stains.

Lubrication Overview

Introduces lubrication, specifying grease types and tools, and noting unlubricated parts on new assemblies.

Lubrication Points and Instructions

Lubrication Details (Cassette, Pulley, Main Frame, CR Guide, EJ Roller)

Details specific lubrication points, types, amounts, and methods for key printer components.

Lubrication Points and Instructions (cont.)

Lubrication for Duplex Unit, LD Shaft, PF/EJ Grounding Spring, Ink System Assy

Details lubrication for Duplex Unit, LD Shaft, PF/EJ Grounding Spring, and Ink System Assy.

Lubrication Points and Instructions (cont.)

Carriage Assy Lubrication Points

Details lubrication points and application methods for the Carriage Assy.

Firmware Update

Firmware Update Procedure (WF-5690/4640/4630/5620)

Step-by-step instructions for updating printer firmware on specific models via the panel.

Firmware Update (cont.)

Firmware Update Procedure (WF-5190/5110)

Step-by-step instructions for updating printer firmware on WF-5190/5110 series via the panel.

Appendix

Appendix Overview

Introduces the appendix chapter, which provides additional reference information.

Connector Diagram

Printer Connector Diagram

Illustrates the main board and component connections via a diagram showing all relevant connectors.

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