Epson WF-R8590 Service Manual

10
EPSON WF-R
8590
Revision F
Confidential
2.3.5.4
Main
Board
....................................................
..........................................................
............................
107
2.3.5.5
Interface
Board
.............................................................
..............................................................
.........
108
2.3.5.6
Wireless
LAN
Module.......................................................................................................
.................. 109
2.3.5.7
CSIC
Board
(BK)...............................................................
.........................................................
......... 110
2.3.5.8
Power
Supply
Unit.....................................................................................................
.......................... 111
2.3.6
Carriage
Mechanism/
Ink
System
Mechanism
.......................................................
...................................... 114
2.3.6.1
Print
Head
......................................................
.........................................................
.............................
114
2.3.6.2
CR
Waste
Ink
Pad......................................................................................................
.......................... 119
2.3.6.3
CR
Scale
........................................................
.........................................................
.............................
120
2.3.6.4
PW
Sensor...............................................................
........................................................
.....................
123
2.3.6.5
Head
FFC
.............................................................
...........................................................
.....................
124
2.3.6.6
CR
Motor
.......................................................
.........................................................
.............................
131
2.3.6.7
Taking the ink
tubes from the ink
supply unit.
.....................................................................
133
2.3.6.8
CR
Unit
.....................................................
...........................................................
................................
134
2.3.6.9
Decompression
Motor
Assy......................................................................
........................................... 141
2.3.6.10
APG
Gear
Assy..........................................................................................
........................................ 142
2.3.6.11
APG
Sensor......................................................................
.........................................................
.........
143
2.3.6.12
APG
Motor
Assy
..........................................................
............................................................
.........
144
2.3.6.13
CR
Solenoid
Assy
.........................................................
............................................................
......... 146
2.3.6.14
Ink
End
Board
.......................................................
........................................................
..................... 147
2.3.6.15
Ink
Supply
Unit....................................................................................
.............................................. 148
2.3.6.16
Cap
Unit
.......................................................
.........................................................
.............................
157
2.3.6.17
Pump
Unit
..................................................
...........................................................
.............................
164
2.3.6.18
Waste
Ink
Joint
Tube
Assy
.................................................
......................................................
......... 166
2.3.6
.19
Print H
ead / I
nk Sup
ply Un
it
(When the printer cannot perform Ink Flushing by
fatal
error)
.....................................................
.........................................................
........................................... 168
2.3.7
Paper
Feed
Mechanism...........................................................................
......................................................
174
2.3.7.1
Rear
Cover
Assy/Rear
Cover
Belt
...................................................
................................................
.... 174
2.3.7.2
Rear
Cover
Control
Lever................................................................
.................................................... 174
2.3.7.3
Duplex
Unit.....................................................................
............................................................
.........
175
2.3.7.4
PF
Encoder
Sensor
Assy....................................................................................................
.................. 175
2.3.7.5
Pick
Up
Roller
Motor
Assy
...........................................................
...................................................... 176
2.3.7.6
PF
Tension
Stopper................................................................................
.............................................. 178
2.3.7.7
PF
Timing
Belt........................................................
........................................................
..................... 179
2.3.7.8
PF
Motor
Assy
........................................................
........................................................
..................... 181
2.3.7.9
PE
Sensor
.....................................................
...........................................................
.............................
182
2.3.7.10
PF
Sensor
...........................................................
...........................................................
.....................
186
2.3.7.11
Star
Wheel
Assy...............................................................
.........................................................
......... 187
2.3.7.12
Rear
ASF
Unit
.........................................................
.....................................................
.....................
188
2.3.7.13
Sheet
Guide..................................................................................................
......................................
190
2.3.7.14
Rear
ASF
Solenoid
Assy
....................................................
......................................................
......... 191
2.3.7.15
Rear
ASF
Solenoid
Gear
Assy.............................................................
.............................................. 192
2.3.7.16
Rear
ASF
PE
Sensor
...................................................
..................................................
..................... 193
2.3.8
Ink
Supply
Mechanism
.......................................................
.................................................................
......... 195
2.3.8.1
Ink
Supply
BK
Cover
Assy
.............................................................
.................................................... 195
2.3.8.2
Ink
Supply
CL
Cover
Assy
..................................................
......................................................
......... 197
2.3.8.3
Ink
Supply
BK
Cover
Open
Sensor
.............................................................
........................................ 199
2.3.8.4
Ink
Supply
CL
Cover
Open
Sensor
.............................................................
........................................ 200
2.3.8.5
Ink
Supply
BK
Assy
...............................................................
.............................................................
201
2.3.8.6
Ink
Supply
CL
Assy.................................................................................................
............................ 203
2.3.8.7
Ink
Pack
Holder
(BK)
...........................................................
......................................................
......... 207
2.3.8.8
Ink
Pack
Holder
(Y/M/C)
........................................................
...................................................
......... 208
2.3.8.9
Tube
..........................................................
..............................................................
.............................
209
2.3.8.10
CSIC
FFC
..........................................................
...........................................................
.....................
211
2.3.8.11
Relay
FFC
(BK).........................................................................................................
........................ 213
2.3.8.12
Relay
FFC
(CL)
.......................................................
.....................................................
..................... 214
2.3.9
ADF/
Scanner
Unit
....................................................
......................................................
............................. 216
2.3.9.1
ADF/
Scanner
Unit
....................................................
.....................................................
.....................
216
2.3.9.2
ADF
Unit
.....................................................
...........................................................
............................. 218

Epson WF-R8590 Specifications

General

Brand	Epson
Model	WF-R8590
Category	All in One Printer
Language	English