Epson WF-7620 Series Service Manual

Adjustment Required Adjustments 55
Epson WF-7620 / WF-7610 / WF-7110 Series Revision B
Confidential
Part Name
Print head
Remove
--- O --- ---
Replace
O O --- ---
CR Driven Pulley Assy
Remove
--- --- O ---
Replace
--- --- O ---
Paper Guide Upper
Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
CR Guide Frame Assy
(w/CR Unit)
Remove
OOO---
Replace
OOO---
Front Frame
Remove
--- --- --- ---
Replace
--- --- --- ---
Star Wheel Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
Frame Base 2nd Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
Main Frame Unit
Remove
--- O O ---
Replace
OOO---
PF Motor
Remove
--- --- --- ---
Replace
--- --- --- ---
CR Motor
Remove
--- --- --- ---
Replace
--- --- --- ---
PE Lever Assy
Remove
--- --- --- ---
Replace
--- --- --- ---
PE Sensor
Remove
--- --- --- ---
Replace
--- --- --- ---
Paper Guide Lower
Porous Pad
Remove
--- --- --- ---
Replace
--- --- --- ---
APG Unit
Remove
--- --- --- ---
Replace
--- --- --- ---
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.
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