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Epson WF-4640 Series User Manual

Epson WF-4640 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-4640 Series Specifications

General IconGeneral
Max Print Resolution4800 x 1200 dpi
Automatic Duplex PrintingYes
Scanner TypeColor flatbed / ADF
Max Scan Resolution1200 x 2400 dpi
ConnectivityUSB, Ethernet, Wi-Fi, Wi-Fi Direct, NFC
FunctionsPrint, Copy, Scan, Fax
Mobile PrintingEpson Connect, Apple AirPrint, Google Cloud Print
Ink TypeDURABrite Ultra pigment ink
OS CompatibilityWindows, Mac
Print TechnologyInkjet
Print Speed (ISO)20 ppm (black), 20 ppm (color)
Paper Capacity80 sheets rear feed
Displaycolor touchscreen
Weight31.3 lbs

Summary

Safety Precautions

Chapter 1 Troubleshooting

1.1 Troubleshooting

Overview of troubleshooting workflow and common error causes.

1.1.3 Fatal Error

Lists fatal error codes and their possible causes for the printer.

Chapter 2 Disassembly/Reassembly

2.2 Disassembly/Reassembly Procedures

Covers cautions, parts removal, and flowcharts for dismantling and reassembling units.

2.3 Detailed Disassembly/Reassembly Procedure for each Part/Unit

Provides step-by-step instructions for disassembling individual printer components.

Chapter 3 Adjustment

3.2.3 Head Angular Mechanism Adjustment

Outlines the steps for adjusting the printhead's angular position for optimal printing.

3.2.4 PG Adjustment

Describes the procedure for adjusting the Platen Gap (PG) to ensure proper paper feeding.

Chapter 4 Maintenance

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