Epson DFX 8000 User manual

DFX-8000
SERVICE MANUAL
EPSON

:.
NOTICE
‘ All rights reserved. Reproduction of any part of this manual in any form
whatsoever without SEIKO EPSON’s express written permission is forbidden.
‘ The contents of this manual are subject to change without notice.
“ All efforts have been made to ensure the accuracy of the contents of this manual.
However, should any errors be detected, SEIKO EPSON would greatly appreciate
being informed of them.
* The above notwithstanding SEIKO EPSON can assume no responsibility for any
errors in this manual or the consequences thereof.
Copyright 1990 by SEIKO EPSON CORPORATION
Nagano, Japan
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REV.-A
PRECAUTIONS
Precautionary notations throughout the text are categorized relative to 1 ) personal injury, and 2) damage
to equipment:
DANGER Signals a precaution which, if ignored, could result in serious or fatal personal
injury. Great caution should be exercised in performing procedures preceded by
a DANGER headings.
WARNING Signals” a precaution which, if ignored, could result in damage to equipment.
The precautionary measures itemized below should always be observed when performing repair/main-
tenance procedures.
DANGER
1. ALWAYS DISCONNECT THE PRODUCT FROM BOTH THE POWER SOURCE AND THE
HOST COMPUTER BEFORE PERFORMING ANY MAINTENANCE OR REPAIR
PROCEDURE.
2. NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH
BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS TECHNICIANS IN
THEIR LINE OF WORK.
3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT
CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO. WHEN
THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN
WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS.
WARNING
1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON
CERTIFIED REPAIR TECHNICIAN.
2. MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED
VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PROD-
UCT HAS A PRIMARY-AC RATING DIFFERENT FROM THE AVAILABLE POWER
SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE
POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT BOARDS
AND/OR INDIVIDUAL CHIPS.
4. IN ORDER TO PROTECT SENSITIVE µP CHIPS AND CIRCUITRY, USE STATIC
DISCHARGE EQUIPMENT, SUCH AS ANTI-STATIC WRIST STRAPS, WHEN ACCESS-
ING INTERNAL COMPONENTS.
5. REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS
RECOMMENDED BY THE MANUFACTURER; INTRODUCTION OF SECOND-SOURCE
ICS OR OTHER NONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND
VOID ANY APPLICABLE EPSON WARRANTY.
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REV.-A
PREFACE
This manual describes functions, theory of electrical and mechanical
operations, maintenance, and repair of the DFX-8000.
The instructions and procedures included herein are intended for the
experienced repair technician, and attention should be given to the
precautions on the preceding page. The chapters are organized as follows:
Chapter 1 -Provides a general product overview, lists specifications,
and illustrates the main components of the printer.
Chapter 2 -Describes the theory of printer operation.
Chapter 3 -Includes a step-by-step guide for product adjustment.
Chapter 4 -Includes a step-by-step guide for product disassembly and
assembly.
Chapter 5 -Provides Epson-approved techniques for troubleshooting.
Chapter 6 -Describes preventive maintenance techniques and lists
lubricants and adhesives required to service the equipment.
● The contents of this manual are subject to change without notice.
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REV.-A
TABLE OF CONTENTS
CHAPTER 1. GENERAL SPECIFICATIONS
CHAPTER 2. OPERATING PRINCIPLES
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
CHAPTER 4. ADJUSTMENT
CHAPTER 5. TROUBLESHOOTING
CHAPTER 6. MAINTENANCE
APPENDIX
– vi –

REVISION TABLE
(
REVISION DATE ISSUED CHANGE DOCUMENT
AJuly 2, 1990 1st issue
(
i
–v–

REV.-A
1.1
1.2
1.3
CHAPTER 1
GENERAL SPECIFICATIONS
FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1
SPECIFICATIONS ............................................................................... 1-2
1.2.1 General Specif ications.... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1.2.1.1
Printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... 1-2
1.2.1.2
General Paper Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
1.2.1.3
Single Part Form
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8
1.2.1.4
Multi-part Forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
1.2.1.5 Label Form
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-11
1.2.1.6
Overlapping Multi-part Forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
1.2.1.7
Ribbon Specification
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-14
1.2.1.8 Electrical Specifications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-14
1.2.1.9
Environmental . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
1.2.1.10
Physical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
1.2.1.11
Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15
1.2.1.12
Safety Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I-1 5
1.2.2 Interface Specif ications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 1-16
1.2.2.1
parallel Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
1.2.2.2
Serial lnterface....................................................................-19
OPERATOR CONTROL
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-21
1.3.1
1.3.2
1.3.3
1.3.4
1.3.5
1.3.6
1.3.7
1.3.8
1.3.9
Control Panel
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
Self-test Function
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Hexadecimal Dump Function
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-25
DIP Switch Jumper Setup
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-26
Buffer Full Printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
Buzzer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-29
Error Detection Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
Paper End Detection Function
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-30
Cover Open Detection Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-30
1.3.10 Automatic Paper Thickness Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31
1.3.11 Automatic Paper Width Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I -31
1.3.12 Non-volatile User-defined Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31
1.3.13 Paper Memory Function ....................................................... 1-32
1.3.13.1
Using the Paper Memory Feature . . . . . . . . . . . . . . . . . . . . . 1-33
1.3.13.2 Saving Paper Format and Thickness
Information .....................................................
m
...
o
...
c
1-33
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REV.-A
1.3.13.3 Loading Paper Format Information from
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-37
1.3.14 Paper Cutter
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-37
1.3.15 Copy Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......... 1-38
1.3.16 Printer initialization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-38
1.4 MAJOR Units.......... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-39
1.4.1 Printer Mechanism Model.3C65 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-39
1.4.2 Power Suppply Board Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-41
1.4.3 Main Board
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-42
1.4.4 Driver Board
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-43
1.4.5 Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-44
1.4.6 Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
-
44
LIST OF FIGURES
Figure 1-1.
Figure 1-2.
Figure 1-3.
Figure 1-4.
Figure 1-5.
Figure 1-6.
Figure 1-7.
Figure 1-8.
Figure 1-9.
Figure 1-10.
Figure 1:1 1.
Figure 1-12.
Figure 1-13.
Figure 1-14.
Figure 1-15.
Figure 1-16.
Figure 1-17.
Figure 1-18.
Figure 1-19.
Figure 1-20.
Figure 1-21.
Figure 1-22.
DFX-8000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Printhead Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Unsuitable Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Forms Over Ride Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Pitch or Perforation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Side Edge of Perforation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
perforation Intersection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Raised Part at Perforation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Sprocket Hole -1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Bad Folded Paper
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-7
Printable Area of Single Part Form . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Dotted Paste Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Stapling Part -1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Stapling Part -2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1o
Stapling Part .3... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Sprocket Hole -2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Label Form Printable Area -1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . l-f f
Label Form Printable Area -2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
Label and Carrier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
Printable Area of Over-lapping
Multi-part Forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I -13
Multi-part Paper Binding Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
Hand Shake Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16

REV.-A
Figure 1-23.
Figure 1-24.
Figure 1-25.
Figure 1-26.
Figure 1-27.
Figure 1-28.
Figure 1-29.
Figure 1-30.
Figure 1-31.
Figure 1-32.
Figure 1-33.
Figure 1-34.
Figure 1-35.
Figure 1-36.
Figure 1-37.
Figure 1-38.
Figure 1-39.
Figure 1-40.
Figure 1-41.
Figure 1-42.
Table 1-1.
Table 1-2.
Table 1-3.
Table 1-4.
Table 1-5.
Table 1-6.
Table 1-7.
Table 1-8.
Table 1-9.
Table 1-10.
Table 1-11.
Table 1-12.
Table 1-13.
Table 1-14.
Table 1-15.
36-pin 57.3 0360 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... 1-16
DTR Control Handshake Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
XON/OFF Control Handshake Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
EIA Standard 25 Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
Self-test Print out..................................................................o 1-24
Hexadecimal Dump List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
Multi-part Forms with Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
Overlapping Multi-part Forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
Horizontal Align-Top Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-35
Vertical Align-Left Corner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-35
Horizontal Align-Bottom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-35
Vertical Align-Right Corner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-36
Model-3C65 Printer Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-39
BOPS Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-41
BOPSE Board
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-41
co30MAlN Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-42
C030DRV Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-43
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-44
Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-44
LIST OF TABLES
Options and Expendable
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1
Character Size, Pitch
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3
Printing Column Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Printing Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-4
Each Part Weight of the Multi-part Form . . . . . . . . . . . . . . . . . . . . . . . 1-9
Parallel Interface Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
DC1/DC3 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
DTR and XON/XOFF Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Serial Interface Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
DIP Switch Selections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Character Set Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
interface Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Baud Rate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Jumper Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
Paper Memory Select . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-26
1-28
1-28
1-28
1-28
1-33
1 iii

REV.-A
Table 1-16. Page Length Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-33
Table 1-17. DIP SW 3-5 and. 3-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-34
Table 1-18. DIP SW 3-5 and 3-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-34
Table 1-19. DIP SW 3-5 and 3-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-37
Table 1-20. Major Components of Model-3 C65............ . . . . . . . . . . . . . . . . . . . . . . . . 1-40
Table 1-21. Major Components of the BOPS/BOPSE Board ........... 1-41
Table 1-22. Major Components of the C030MAIN Board ................ 1-42
Table 1-23. Major Components of the C030DRV Board ................... 1-43
1 -iv

REV.-A
1.1 FEATURES
The DFX-8000 is a 18 pin serial dot matrix printer with a maximum speed of 1060cPs. This system
was designed for full-fledged business use, and places emphasis on high-speed printing, heavy
duty specifications and continuous sheet handling. The main features of this system are as follows:
●
●
●
●
●
●
●
●
●
Maximum printing speed:
1060 cps (High-speed draft mode)
960 cps (Draft elite mode)
800 cps (Draft pica mode)
Bi-directional two way push tractor
Most advanced paper handling
Automatic tractor select function
Automatic paper back-out and loading function
Automatic paper thickness measurement
Automatic platen(-head) gap adjustment
Automatic paper width detection
Paper statement memory backup function
Copy mode can be selected by control panel
Optional paper cutter
Standard 8 bit parallel interface and
RS-232C standard serial interface
EPSON
ESC/P-83 printer driver (Compatible with FX-850\l 050, DFX-5000)
IBM Pro-printer emulation mode
3k byte input data buffer
Compatible with EPSON optional interface board series #81 XX
Figure 1-1. DFX-8000
Table 1-1. Options and Expendable
Group No./Code Name /Description
Option #8309 Pull tractor unit
#C8 15001 Paper cutter unit (for EAI version)
#C8 15002 Paper cutter unit (for another version)
#8 XXX Optional interface board series
Expendable #8766Ribbon cartridge
#8767Ribbon pack
1-1

REV.-A
1.2 SPECIFICATIONS
This chapter describes the specifications of the DFX-8000.
1.2.1 General Specifications
This section describes general specifications with the exception of the interface specifications.
1.2.1.1 Printing
Printing method:
Pin configuration:
Pin diameter:
Dot matrix:
Printing direction:
Text mode
Bit image mode
Built in character sets:
Built in fonts:
Printing pitch:
Serial impact dot matrix
18 wires (a double column of 9 wires, see Figure 1-2)
0.29 mm
>
-i
F-
+
Y-
---(
$-
+
L -4
:15
k
l/15 ”(1.68mm)
I
Figure 1-2. Printhead Pin Configuration
9 X 9 (Draft)
18 X 20 (NLQ)
9 X 7 (High speed Draft)
Bi-directional with logic seeking
(Uni-directional print can be specified by program)
Uni-directional
ASCII characters
International characters (13 countries)
Graphics
Draft
NLQ Roman
NLQ Saris-serif
2.54 mm (10 CPI)
0.423 mm (60 DPI)
1-2

Paper feeding: Bi-directional variable width push tractor feed
NOTE: Push or pull feed is also available, using the optional pull tractor unit.
(See Chapter 3 for details.)
Line spacing: 1/6” or 1/8” (DIP switch setting/programmable)
n/2 16“ (programmable)
Paper feed speed:
Line feed(l/6° feed) 26 ms (6’’/sec)
Form feed(continuous) 17 ms (
1 0“/see)
Character size: See Table 1-2
Character pitch: See Table 1-2
Table 1-2. Character Size, Pitch
Printing mode Width [mm]
Height [mm]
Total character
Pitch ICPI]
width [mm]
Pica (Normal) 2.1 3.1 2.54
10
Emphasized pica 2.1 3.1 2.54
10
Condensed pica
I
1.05
I
3.1
I
1.48
I
17
Elite 1.7 3.1 2.11 12
Condensed elite 0.853.1 1.27 20
NOTES: 1. The total character width is the total of character width and the character spacing (in dots).
2. In the proportional mode, total character width varies because of different character
spacings.
Printing column width:
Table 1-3. Printing
See Table
Column Width
1-3
NOTE:
I
Printing mode I Printable column width [CPL] (max.)
Pica mode 136
Condensed pica mode 233
Elite mode 163
Condensed elite mode 272
CPL...Character Per Line
1-3

REV.-A
Printing speed: See Table 1-4
Table 1-4. Printing Speed
(
Printing mode
I
Printing speed [CPS]
High speed draft (pica) 1066
Draft (pica) 800
Draft (elite) 960
Condensed draft (pica) 680
Emphasized draft (pica) 400
NLQ (pica) 160
NLQ (elite) 192
Input data buffer size: 3 K bytes
1.2.1.2 General Paper Specifications
Feeding method:
Type:
Tractor feed
Continuous (Fan-fold) paper
- Single-part form
– Multi-part forms
– Label form
– Overlapping multi-part forms
Quality: High quality paper
Width: 101 – 406.4 mm (4 – 16 inches)
Length: Min. 88.9 mm (3.5 inches, label form)
Width: 4 – 16 inches (101 – 406 [mm])
Total thickness:
Front tractor Within 0.46 mm
Within 0.018 inches
Rear tractor Within 0.30 mm
Within 0.012 inches
NOTES: 1. Horizontal alignment may be irregular in the top 75 mm (3inches) of the first page.
2. When using the optional pull tractor unit, do not print on the top 120 mm (4.8 inches) of
the first page.
1-4

REV.-A
3. Clean paper (with no folds, creases, or tears, (especially for the copying paper)) should
be used. Figure 1-3 shows paper that is unsuitable.
o---
0
,,,
c1 “
n
o
Figure 1-3. Unsuitable Paper
4. Forms-override printing is available 20 lines after paper end. The paPer feeding pitch
is not guaranteed. The end of printable area is 15mm from the bottom edge of paper.
Figure 1-4. Forms Over Ride Area
1-5

Figure 1-3. Unsuitable Paper
4. Forms-override printing is available 20 lines after paper end. The paper feeding pitch
is not guaranteed. The end of printable area is 15mm from the bottom edge of paper.
Figure 1-4. Forms Over Ride Area
1-5

REV.-A
5.
6.
7
Weak horizontal and vertical perforations cause paper jams.
The pitch of perforations (pitch of the cut part and uncut part)
(ratio).
must be less than 3: 1
. Perforations must have an uncut part on each side edge of the paper.
Figure 1-6. Side Edge of Perforation
8. At the intersection of horizontal and vertical perforations, the cut part of the Perfora-
tions must not cross each other. Figure 1-7 shows examples of good perforation
intersections.
Figure 1-7. Perforation Intersection
1-6

9
REV.-A
The raised portion at a perforation (fold) must be less than 1 mm from the flat part,
with the bottom layer kept flat by force.
Perforations
/
Figure 1-8. Raised Portion at a Perforation
10. The sprocket hole must be circular. The hole may have teeth.
11. The
12. The
that is not folded properly, as shown below.
Figure 1-10. Bad Folded Paper
13. No holes are acceptable in the printable area.
14. The paper must be torn off accurately along a perforation.
1-7

REV.-A
1.2.1.3 Single Part Form
weight:
printable area:
Weight of paper is indicated in [Kg], [lb.], and [g/m2].
45 – 70 Kg
14 – 22 lb.
52.6 – 82.7 g/m2
See Figure 1-1 I
Figure 1-11. Printable Area of Single Part Form
1-8

REV.-A
1.2.1.4 Multi-part Forms
Printable area:
Copying paper:
Front tractor
Rear tractor
Weight:
Same with “Single part form” (See Figure 1-3)
Max. 6 sheets (1 original + 5 copies)
Max. 4 sheets (1 original + 3 copies)
Weight of paper is indicated in [Kg], [lb.], and [g/m2].
35 – 48 Kg
11 – 15 lb.
41.4 – 56.4 g/m2
Table 1-5. Each Part Weight of a Multi-part Form
Total number of copies Each part weight [Kg]
(except the bottom) Bottom sheet weight [Kg]
1
45, 55 or 70 45, 55 or 70
234 or 45 55 or 70
334 or 45 55 or 70
43445, 55 or 70
5
3445, 55 or 70
63445, 55 or 70
NOTES: 1. N = 6 (front) or 4 (rear). The total paper thicknessof multi-part forms should be less than
the maximum allowable paper thickness.
2. Carbon-less duplicating paper should be used for copying.
3. The copying paper should be joined using dotted paste (S
staples (Tape-stitching).
Dotted paste is recommended for better printing quality.
4. If the dotted paste is used, the paper can be joined either on
Figure 1-12 shows the specified paste positions.
pot-gluing) or 2 points
a single side or on both
paper
sides.
Figure 1-12. Dotted Paste Positions
1-9