EPSON
PRINTERS
1
SERVICE
CALL
PROCEDURES
1.1
Introduction
1.2
Getting
Started
1.3
Initial
Checks
2
REPAIR
ANALYSIS
PROCEDURES
2.1
Power2-2 ^
2.2
Blown
Fuse
2.3
Alarm
Sounds
at
Power
On
2.4
Paper
Out
Not
Sensed
2.5
Abnormal
Carriage
Operation
2.6
Incorrect
Paper
Out
Tones
2.7
Paper
Feed
Motor
2.8
Incorrect
Control
Panel
Status
2.9
Incorrect
Printing
2.10
Dots
or
Characters
Missing
2.11
Ribbon
Not
Advancing
2.12
On-Line/Off-Line
Mode
Malfunction
2.13 Incorrect
Operation
with
Host
Computer
3
PARTS
LISTS
3.1
Introduction
3.2 FX-80/80 +/85 Covers
and
Electrical
Components
3.3 FX-80/80
-t-
/85
Printer
Mechanism
Components
ad-
Bv.an/anpT
t ^nvPr'i i'-'H Clcctrignl
Cuiiipuiwirtr
3.5
RX-80/80FT
+
PrintejJVlesbdDism-COfiiponents
(Part
1)
3.6
RX^SO/gQBJ^HMlSl^^
Components
(Part
2)
T PilniuF
MectiamsiiiCuiiipmwfiLs(P8ft-^
1-1
1-2
1-2
2-4
2-5
2-6
2-7
2-0
2-9
2-\
2-10
2-11
2-12
.1-13
2-13
3-1
3-2
3-4
=9-6-
3-8
3-10
"3^
3.8
MX-80 Covers
and
Elearical
Components
3-14
3.9 MX-80
Printer
Mechanism
Components
3-16
3.10
FX-100/100 •••/185/286 Covers
and
Electrical
Components
(Part
1)
3-18
3.10 FX-100/100-1-/185/286Covers
and
Electrical
Components
(Part 2) 3-20
3.11 FX-100/100
+/185/286
Printer
Mechanism
Components
(Part
1) 3-22
3.12 FX-100/100 +/185/286
Printer
Mechanism
Components
(Part
2)
3.13 FX-100/100
+/185/286
Printer
Mechanism
Components
(Part 3)
3-14 MX-100 Covers
and
Electrical
Components
3-15 MX-100
Printer
Mechanism
Components
(Part
1)
3-16 MX-100
Printer
Mechanism
Components
(Part
2)
RX-1^00/^^Q0
y
COWfS^no
fciectrical'Components
RX-100/100+
Printer
Mechanism
Cg
RX-iQO/iQQ-t-
PrintorttfggHa'ni^
Components
(Part
2)
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(Par
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REPAIRS/ADJUSTMENTS
4.1
Upper
Case
Assembly
4.2
Control
Panel
4.3
Power
T
ransformer
4.4
Fuse
and
Filter
Circuit
Board
4.5
Daughter
Board
4.6
Control
Circuit
Board
(Main
Board)
4.7
Printer
Mechanism
4.8
Print
Head
Unit
4.8.1
Print
Head
Adjustment
4.8.2
Ribbon
Mask Position
Adjustment
4.9
Home
Position
(HP)
Sensor
Assembly
4.9.1 HP
Sensor
Adjustment
4.10
Timing
Belt
Motor
Assembly
4.10.1 Timing Belt
Motor
Adjustment
4.11 Timing Belt
4.11.1
Timing
Belt
Tension
Adjustment
4.12
PTS
Sensor
Board
Assembly
4.12.1 PTS
Sensor
Adjustment
4.13
Paper
Feed
Motor
Assembly
4.13.1
Paper
Feed
Motor
Adjustment
4.14
PE
Board
Assembly
4.15
Integrated
Circuits
4-16
Carriage
(FXSeries)
4-17
Carriage
(MX Series)
CONTENTS
4-1
4-1
4-1
4-2
4-2
4-2
4-3
4-3
4-3
4-4
4-4
4-5
4-5
4-6
4-6
4-7
4-7
4-8
4-8
4-9
4-9
4-9
4-10
4-11