Epson WF-7110 Series User Manual

Epson WF-7620 / WF-7610 / WF-7110 Series Revision B
Confidential
Appendix Troubleshooting Workflow 12
Figure 1-3. Troubleshooting Workflow (3)
Poor Printing
[Phenomenon]
• Poor printing quality
• Ink stain on paper
• Dot missing
• Paper eject without printing
[Presumable Cause]
• Driver / Panel mis-setting
• Contamination of CR scale
• Contamination of Printhead
Cover
• Printhead damage
• Ink clogging of Printhead
• Contamination on Cap Unit /
Wiper of Ink system Assy
• Ink system Assy damage
• Float of Paper Guide Front
Porous Pad
• Narrow PG
• PE Lever damage
• PE Sensor damage
• PW Sensor damage
[Major Troubleshooting]
• Driver / Panel re-setting
• CR Scale replacement
• Printhead cover cleaning
• Printhead cleaning
• Ink cartridge replacement
• Printhead replacement
• Rubber cleaning of Cap Unit of
Ink system Assy
• Ink system Assy replacement
• Paper Guide Front Porous Pad
re-installation
• PG readjustment
• Printer Mechanism
replacement
• PE Lever replacement
• PE Sensor replacement
• PW Sensor replacement
Poor Paper Loading
[Presumable Cause]
• Use of 3rd party media
• Edge guide mis-setting
• Foreign material
• Part come-off
• Contamination of paper feed
roller (Duplex Unit)
• Cassette Assy damage
• Pickup Roller deterioration,
contamination
• Contamination of PF roller
[Major Troubleshooting]
• Recommendation of EPSON
media
• Edge guide re-setting
• Foreign material removal
• Part re-installation
• PF Roller replacement
• Cassette Assy replacement
• Pickup Roller replacement
Abnormal Noise
[Presumable Cause]
• Foreign material
• Insufficient grease
• Gear damage
[Major Troubleshooting]
• Foreign material removal
• Lubrication of grease
• Gear replacement
ADF failure
[Phenomenon]
• No paper feed
• Double feed
• Paper jam
• Paper skew
[Presumable Cause]
• Wear of Pickup Roller
• Wear of ADF Pad Assy
•Gear damage
• ADF Motor damage
• Contamination of Scanner Glass
• ADF Paper Support Assy
damage
• Foreign material
• ADF Cover Assy damage
• Wear of EJ Roller
• ADF Sensors damage
[Major Troubleshooting]
• ADF Cover Assy replacement
• ADF Pad Assy replacement
• Scanner Glass cleaning
• ADF Paper Support Assy
replacement
• Foreign material removal
• ADF Unit replacement
4
5
Problems related to print result or during printing(p 10)
Scanning cannot be
performed
successfully (p 10)
Scanner failure
[Presumable Cause]
• Contamination of Scanner
Glass
• Contamination of Document
Pad
• CIS Unit bonding failure
• CIS Unit damage
• Scanner Motor damage
[Major Troubleshooting]
• Scanner Glass cleaning
• Document Pad cleaning
• Document Pad replacement
• CIS Unit replacement
• Scanner Motor replacement
6
ADF does not operate
normally (p 10)

Epson WF-7110 Series Specifications

General

Print Technology	Inkjet
Max Print Resolution	4800 x 2400 dpi
Duplex Printing	Yes
Input Tray Capacity	250 sheets
Wireless	Yes
Functions	Print
Maximum Resolution	4800 x 2400 dpi
Max Print Size	13" x 19"
Connectivity	USB, Ethernet, Wi-Fi
Paper Sizes	Letter, Legal, A4, A5, A6
Mobile Printing	Epson Connect, Apple AirPrint, Google Cloud Print
Ink Cartridges	Black, Cyan, Magenta, Yellow
Print Speed (Black)	15 ppm (ISO)