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Stylus Color 440
Epson Stylus Color 440 Service Manual
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EPSON
St
yl
us
C
OL
OR
440,
64
0,
and
740
Cha
pter
4 D
is
as
s
embl
y and
As
se
mbl
y
112
Figure
4-21.
Removing t
he Platen and P
ump Motor Dr
ive Shaft
Figure
4-22.
Removing t
he PF Roller
P
l
at
en
Pu
m
p
D
r
i
v
e
S
haf
t
T
abs
PF
R
o
l
l
e
r
T
o r
el
eas
e t
he P
F
r
ol
l
er
,
al
i
gn t
he t
abs
on t
he
l
oc
k
i
ng m
ec
hani
s
m
w
i
t
h t
he hol
es
i
n t
he f
r
am
e.
120
122
Table of Contents
Default Chapter
2
EPSON Stylus COLOR 440, 640, and
2
Fcc Compliance Statement for American Users
3
Copyright Notice
4
Table of Contents
7
1 Product Description
10
Features
11
Specifications
13
Printing Specifications
13
Paper Specifications
17
Cut Sheets
17
Transparencies, Glossy Paper
18
Envelopes
18
Card Stock
18
Printable Area
19
Adjust Lever Setting (PG Adjust Lever)
21
Ink Cartridge Specifications
22
Environmental Conditions
24
Electrical Specifications
25
Reliability
25
Safety Approvals
25
CE Marking
25
Interface Specifications
26
Parallel Interface (Forward Channel)
26
Parallel Interface (Reverse Channel)
28
Host Data Transfer Timeout Prevention
31
Interface Selection
31
Serial Interface (Stylus COLOR 740 Only)
32
USB Interface (Stylus COLOR 740 Only)
32
Control Panel
33
Indicators (Leds)
33
Control Panel Functions
34
LED Indicators and Printer States
35
Error Conditions
36
Ink out
36
Paper out
36
Paper Jam
36
No Ink Cartridge
37
Maintenance Request
37
Fatal Errors
37
Printer Initialization
38
Initialization Settings
38
Main Components
39
Printer Mechanism
39
C206 MAIN-B Board (Stylus COLOR 440)
40
C256 MAIN Board (Stylus COLOR 640)
40
C257 MAIN Board (Stylus COLOR 740)
41
Power Supply Board
41
C206 PSB/PSE (Stylus COLOR 440 and 640) C257 PSB/PSE (Stylus COLOR 740)
41
C206 PNL Board (Stylus COLOR 440 and 640)
42
C209 PNL Board (Stylus COLOR 740)
42
2 Operating Principles
43
Printer Mechanism
44
Printhead
45
Printing Process
45
Carriage Mechanism
47
Platen Gap and Parallelism Adjustment Mechanisms
48
Carriage Lock Mechanism
49
Paper Feed Motor
49
Paper Handling
50
ASF Transmission
50
Automatic Sheet Feeder (ASF)
51
Paper Feed Mechanism
52
Ink System
52
Head Cleaning Operations
53
EPSON Stylus COLOR 440, 640, and
53
Pump Mechanism
54
Capping Mechanism
56
Electronic Circuit Boards
57
Power Supply Board
58
Power Supply Operation
58
Main Circuit Board
60
Cpu
63
Gate Array
63
Eeprom
64
Reset Circuit
65
Power-Off Timer Circuit
67
Sensor Circuits
68
Printhead Driver
69
Paper Feed (PF) Motor Driver
72
Carriage (CR) Motor Drive Circuit
73
3 Troubleshooting
77
Troubleshooting
77
Component Test Specifications
77
Unit Level Troubleshooting
80
Printer Does Not Turn on
80
Error Indicated by Leds
81
Printing Failure
81
Paper Not Feeding Correctly
82
Control Panel Operation Is Abnormal
82
Unit Repair of the Power Supply Board
83
Unit Repair of the Main Board
86
Repair of the Printer Mechanism
91
4 Disassembly and Assembly
94
Overview
95
Precautions for Disassembling the Printer
95
Tools
96
Specification for Screws
97
Service Checklist
98
Disassembly Procedures
99
Removing the Housing
100
Removing the Board Assembly
101
Removing the Front Panels
103
Disassembling the Printer Mechanism
104
Removing the Printhead
104
Removing the Waste Ink Pad Assembly
107
Removing the Pump and Capping Assemblies
108
Removing the CR Motor
111
Removing the PF Motor
112
Removing the ASF Assembly
114
Removing the Carriage Assembly
118
Removing the Paper Feed and Paper Eject Roller Assemblies
120
Removing the PE Sensor
122
Removing the HP Sensor
123
5 Adjustments
124
Overview
125
Adjustment Tools Required
126
Choosing the Correct Adjustment Program
126
Adjustments
127
Parallelism Adjustment
127
Using the Adjustment Program
129
Operating Environment
129
Starting the Adjustment Program
129
Entering the Main Menu
130
Initial Ink Charge
134
Head Cleaning Operation
135
Protection Counter
136
Market Destination Check
138
Head Voltage ID Input
140
Head Angle Adjustment
142
Bi-D Adjustment
145
Printing the A4 Check Pattern
147
6 Maintenance
148
Cleaning
149
Corrective Maintenance
149
Printhead Cleaning
149
Maintenance Request
149
Lubrication
150
7 Appendix
155
Connector Summary (Stylus COLOR 440 and 640)
156
Connector Summary (Stylus COLOR 740)
160
EEPROM Address Map (Stylus COLOR 440 and 640)
164
EEPROM Address Map (Stylus COLOR 740)
168
Circuit Board Component Layouts
173
Exploded Diagrams
183
Other manuals for Epson Stylus Color 440
Manual
169 pages
Product Information
12 pages
Specifications
2 pages
Start Here
6 pages
Printer Basics
58 pages
Setup And Daily Use
45 pages
5
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Epson Stylus Color 440 Specifications
General
Brand
Epson
Model
Stylus Color 440
Category
Printer
Language
English
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