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FX Series
Epson FX Series Product Support
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PARTS
LISTS
EPSON
PRINTERS
3.8
MX-80
COVERS
AND
ELECTRICAL
COMPONENTS
ITEM
XEROX
#
EPSON
#
DESCRIPTION
ITEM
XEROX
#
EPSON
#
DESCRIPTION
1
26N36
B040450511
SCREW
22
117N15
Y422306000
CABLE
SET
844
2
46N23
Y422590000
M3210
PRINTER
MECHANISM
23
91N47
Y426030001
EARTH
PLATE
B
3
91N46
Y422030001
EARTH
PLATE
D
24
9N17
X510360010
SPRING
CLIP
4
29N8
Y422021001
RUBBER
GROMMET
25
3N39
Y422015001
PLATEN
KNOB
5
26N33
B040303211
CUP
SCREW
117N16
Y422305000
CABLE
SET
843
6
101N94
Y422000000
LOWER
CASE
27
117N18
Y422307000
GROUND
WIRE
7
26N32
X000000004
CP
SCREW
28
140N29
Y422205000
HMTP
CIRCUIT
BOARD
'SEE
NOTE
1
8
57N2
Y422027001
INSULATION
9
140N35
Y422204500
FUSE
AnB
FILTER
BOAhD
FOR
ILLUSTRATION
OF
CHIP
LOCATIONS
SEE
SECTION
6.6
10
2N38
Y422026001
FUSE
AND
FILTER
BOARD
COVER
FOR
IC
CHIP
PART
NUMBERS
AND
COMPATIBILITY
SEE:
11
108N6
X502060020
FUSE
250V
2A
TABLE
3-11
FOR
THE
MX
80
12
117N57
Y422301001
POWER
CORD
TABLE
3-12
FOR
THE
MX
80III
13
140N34
Y422203000
MPEL
CIRCUIT
BOARD
UNIT
14
2N67
Y423003001
TOP
COVER
29
140N33
Y422202000
MDRI
CIRCUIT
BOARD
15
14N12
Y422025001
SEPARATOR
ROLLER
537N12
Y422800203
LSI
(MPU)9B
16
547N306
Y422024101
SEPARATOR
537N13
Y422800201
LSI
IC
14N10
Y423024001
SEPARATOR
E
(MX-80
F/T
III)
537N14
Y422800202
LSI
IB
17
101N28
Y422006007
PRINTER
COVER
30
(SEE
PROCEDURE
6.7)
INTERFACE
BOARD
101N261
Y422006401
COVER
(MX-80
III)
18
91N63
Y422034001
LOGO
PLATE
19
105N9
Y422501100
TRANSFORMER
NOTE
1
;
THE
MAIN
CIRCUIT
BOARDS
ARE
SPARED
SEPARATELY
FROM
THE
CHIPS.
USE
20
26N38
B040450711
CP
SCREW
THE
APPROPRIATE
TROUBLESHOOTING
PROCEDURE
TO
DETERMINE
WHICH
COMPONENT
21
57N3
XS21000020
INSULATION
SPACER
YOU
NEED
TO
REPLACE.
3-14
66
68
Table of Contents
Table of Contents
3
Default Chapter
4
How to Use this Manual
4
Introduction
4
1 Principles of Operation
5
Principles of Operation
10
2 Wiring Data
19
Table of Contents
34
Default Chapter
36
Introduction
36
1 Service Call Procedures
37
Getting Started
37
Initial Checks
37
Power2-2
42
Alarm Sounds at Power on
45
Paper out Not Sensed
46
Abnormal Carriage Operation
47
Incorrect Paper out Tones
48
Paper Feed Motor
49
Incorrect Control Panel Status 2
49
Incorrect Printing
50
Dots or Characters Missing
51
Ribbon Not Advancing
52
On-Line/Off-Line Mode Malfunction
53
Incorrect Operation with Host Computer
53
3 Parts Lists
69
FX-80/80 + /85 Covers and Electrical Components
81
Printer Mechanism Components
83
Printer Mechanism Components (Part 2)
85
Repairs/Adjustments
100
Upper Case Assembly
100
Control Panel
100
Power Transformer
100
Fuse and Filter Circuit Board
101
Daughter Board
101
Control Circuit Board (Main Board)
101
Printer Mechanism
101
Print Head Unit
102
Print Head Adjustment
103
Home Position (HP) Sensor Assembly
103
HP Sensor Adjustment
103
Timing Belt Motor Assembly
104
Timing Belt Motor Adjustment
105
Timing Belt
105
Timing Belt Tension Adjustment
105
Ptssensor Board Assembly
106
Ptssensor Adjustment
106
Paper Feed Motor Assembly
107
Paper Feed Motor Adjustment
107
PE Board Assembly
108
Integrated Circuits
108
Carriage (Fxseries)
109
Carriage (MX Series)
110
5 Final Actions
112
Introduction
112
Lubrication
112
Printer Cleaning
121
6 General
122
Specifications
122
Special Tools and Supplies
123
Dipswitch Settings
123
IC Locations
135
Interface Boards
140
Dipswitch Settings for Interface Boards
140
Install Checklist
150
Revisions to the Manual
150
Other manuals for Epson FX Series
User Manual
376 pages
4
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Epson FX Series Specifications
General
Connectivity
Parallel
Paper Handling
Friction feed, Tractor feed
Emulation
Epson ESC/P
Noise Level
55 dB(A)
Print Method
Impact dot matrix
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