Epson WF-7620 Series Service Manual

Confidential
Adjustment Details of Adjustments 61
Epson WF-7620 / WF-7610 / WF-7110 Series Revision B
3.2 Details of Adjustments
This section provides adjustment procedures for which explanation in details is necessary. See "3.1 Required
Adjustments (p53)" for the adjustments not explained here.
3.2.1 PF/CR Timing Belt Tension Measurement
This section describes PF/CR Timing Belt tension measurement.
 Tools

Sonic tension gauge
 Plastic tweezers
 Adjustment procedure
When PF/CR Timing Belt tension measurement, make sure of the following.
 Bring the microphone of the sonic tension gauge within 5 mm from the PF Timing Belt
but do not let it touch the belt.
 Flip the PF Timing Belt as weak as the sonic tension gauge can measure it.
 Be careful not to damage the PF Timing belt when flipping it with the plastic tweezers.

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