Epson WF-7620 Series Service Manual

Adjustment Required Adjustments 54
Epson WF-7620 / WF-7610 / WF-7110 Series Revision B
Confidential
Table 3-1. Required Adjustment List (Mechanism adjustment)
Adjustment Type Mechanism adjustment
Priority 1 2 3 4
Adjustment Item PG Adjustment
Checking the
Platen Gap
CR/PF Timing Belt
Tension
Measurement
Touch Panel
Adjustment
Purpose
Adjusts the PG to
within the standard.
Checks if the PG is
within the standard.
Check if the tension of
the CR/PF Timing Belt
is within the standard.
This adjustment is made
to adjust the relative
positions between the
Touch Panel detection
points and displaying
positions on the Control
Panel.
Part Name
Cassette Assy 1st
Remove
--- --- --- ---
Replace
--- --- --- ---
Cassette Assy 2nd
Remove
--- --- --- ---
Replace
--- --- --- ---
Duplex Unit Cover
Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
Duplex Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
Panel Unit
Remove
--- --- --- ---
Replace
--- --- --- O
ADF Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
ADF Motor Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
Scanner Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
Scanner Motor Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
Main Board Unit
Remove
--- --- --- ---
Replace
(EEPROM Read OK)
--- --- --- ---
Replace
(EEPROM Read NG)
--- --- --- O
Main Board
Remove
--- --- --- ---
Replace
(EEPROM Read OK)
--- --- --- ---
Replace
(EEPROM Read NG)
--- --- --- O
PS Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
Printout pattern
--- --- --- ---
How to judge
Adjustment program
O --- --- ---
Tool
Thickness gauges Thickness gauges Sonic tension gauge ---

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