Epson WF-7620 Series Service Manual

Confidential
Maintenance Cleaning 76
Epson WF-7620/7610/7110 series Revision B
4.1 Cleaning
4.1.1 Cleaning the CR Unit
In this product, ink may be attached on the CR Unit by structure of Printhead and CR Unit.
So, head short circuit may arise due to ink attachment on the terminal of the head FFC when replacing the
printhead.
 Tool

Cotton swab or soft dry dust-free cloth
 Cleaning procedure
1. After pulling out the head FFC while holding the printhead from the carriage, confirm the ink attachment on
the CR Unit.
2. If ink attached on the CR Unit, wipe it off with a cotton swab (or a soft dry dust-free cloth).
 This cleaning should be carried out only when replacing the printhead.
 When installing the Printhead, make sure the Head FFC is not contaminated with ink
beforehand.

Epson WF-7620 Series Specifications

General

Functions	Print, Copy, Scan, Fax
Max Print Resolution	4800 x 2400 dpi
Automatic Duplex Printing	Yes
Scanner Type	Flatbed, ADF
Max Scan Resolution	1200 x 2400 dpi
ADF Capacity	35 sheets
Wireless Printing	Yes
Display	4.3" Color Touchscreen
Number of Paper Trays	2
Ink Type	DURABrite Ultra pigment ink
Fax Memory	Up to 180 pages
Fax Transmission Speed	33.6 Kbps
Print Technology	PrecisionCore Inkjet
Max Paper Size	13 x 19 inch (A3+)
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Input Paper Capacity	250 sheets
Mobile Printing	Epson Connect, Apple AirPrint, Google Cloud Print
Maximum Scan Area	11.7 x 17 inches
Ink Cartridge Configuration	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Print Speed (ISO)	Black: 18 ppm, Color: 10 ppm
Dimensions	22.3 x 19.1 x 13.4 inches