Epson WF-7620 Series Service Manual

Epson WF-7620/WF-7610/WF-7110 Series Revision B
Confidential
Disassembly/Reassembly 35
Flowchart 2-4. Disassembly Flowchart of Printer Mechanism Part (2)
CR Driven Pul-
ley Assy
---
4
(p 52) (p 75)
(p 34)
CR Scale
---
2
(p 43)
 Extension Spring
APG Driven
Shaft Support
Plate
5
---
---
S11
 FFC/Cable* 8
Relay Board
FFC Guide
---
2
(p 49)
Waste Ink Tray
Cover
2
---
(p 49)
S2
 Relay Board FFC
Relay Board
Assy
---
1
(p 49)
Waste Ink Tray
Holder
3
---
---
S2
Holder Cam
Assy
1
1
(p 43)
S11
E
(p 34)
F
(p 34)
Gear Cover
(p34)
 FFC/Cable* 9
One Way Clutch
Gear
---
---
---
APG Unit
Support Plate
(p35)
Main Frame
Unit
8
---
(p 45)
(p 51) (p 52) (p 75)
S11
S2
S6
Paper Guide
Lower Porous
Pad
---
---
(p 52)
APG Unit
2
---
(p 52)
S2
Waste Ink Tray
Cover (p35)
Relay Board
Assy (p35)
CR Driven
Pulley Assy (p35)
 FFC/Cable* 10
Paper Stopper
Assy 1st
2
---
(p 41) (p 75)
S18
Frame Base 2nd
Assy
7
---
(p 45) (p 50) (p 52)
S2
10
(p 37)
APG Unit Sup-
port Plate
1
---
---
S11
APG Driven
Shaft Support
Plate (p35)
CR Scale (p35)
CR Driven
Pulley Assy (p35)
APG Driven
Shaft
---
---
(p 43)
 Torsion Spring 241.9 (x6)

Extension Spring 0.99 (x2)
Paper Guide
Upper Assy
---
10
(p 44)
(p 52)
 Ink tube
11
(p 37)
9
(p 37)
FFC/cable list
No. FFC/Cable
8

Release the following FFC and cable from the Relay Board FFC Guide.
• Relay Board FFC
• CR Motor cable
9
 Release the routing of following FFC and cables.
• Relay Board FFC
• CR Motor cable
• PE Sensor cable
• PF Motor cable
10
 Release the routing of following FFC and cables.
• ASF Motor cable
• ASF Encoder FFC
• Frame Base 2nd Assy Paper Stopper sensor cable
 Torsion Spring
D
Screw type/torque list
Symbol Screw Type Torque
C.B.P-TITE SCREW 2.5x8 F/ZN-3C 4 ± 1kgfÅEcm
C.B.P-TITE SCREW 3x10 F/ZN-3C 6 ± 1kgfÅEcm
C.B.P-TITE SCREW 3x10 F/ZN-3C 8
± 1kgfÅEcm
C.B.P-TITE SCREW 3x5 F/ZN-3C 6 ± 1kgfÅEcm
C.B.P-TITE SCREW 3x8 F/ZN-3C 6
± 1kgfÅEcm
C.B.P-TITE(P4) SCREW 3x8 F/ZN-3C 6 ± 1kgfÅEcm
C.B.P-TITE(S-P1) SCREW 3x12 F/ZB-3C 6
± 1kgfÅEcm
C.B.P-TITE(S-P1) SCREW 3x12 F/ZN-3C 6 ± 1kgfÅEcm
C.B.S-TITE SCREW 2.6x6 F/ZN-3C 4
± 1kgfÅEcm
C.B.S-TITE SCREW 3x6 F/ZN-3C 6 ± 1kgfÅEcm
C.B.S-TITE SCREW 3x6 F/ZN-3C 8
± 1kgfÅEcm
C.B.S-TITE(P4) SCREW 3x10 F/ZN-3C 6 ± 1kgfÅEcm
C.B.S-TITE(P4) SCREW 3x8 F/ZN-3C 6
± 1kgfÅEcm
C.C SCREW 3x5 F/ZN-3C 8 ± 1kgfÅEcm
C.P SCREW 3x4 F/ZN-3C 6
± 1kgfÅEcm
C.P-TITE SCREW 2.5x6 F/ZN-3C 3 ± 0.5kgfÅEcm
C.P-TITE SCREW 3x4 F/ZN-3C 3
± 0.5kgfÅEcm
C.B.S-TITE SCREW 3x8 F/ZN-3C 6 ± 1kgfÅEcm
C.B.S-TITE SCREW 3x8 F/ZN-3C 8
± 1kgfÅEcm
C.B.P-TITE SCREW 3x10 F/ZB-3C 6 ± 1kgfÅEcm
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
Specific parts/unit
Common parts/unit

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