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Problems and Solutions
This chapter discusses problems you may encounter while operating your printer and their likely solutions. If you are having difficulty achieving the desired printing result, first locate the problem in the table below and then see the appropriate page for the solution.
Power supply l
Power is not being supplied.
See 7-4
Printing l l l l l l
The printer does not print.
The print is faint or uneven.
Dots are missing in the printed characters or graphics.
Printed characters are not what you expected.
The print position is not what you expected.
The color printing is not what you expected.
See 7-5
See 7-6
See 7-7
See 7-8
See 7-11
See 7-15
If the printer still does not print, try the self test described in
Chapter 1. If the self test works properly, the printer is all right, and the problem probably lies in the computer, the software, or the cable. If the self test does not work, contact your Epson dealer.
l l
Paper handling
Single sheets do not feed properly.
Continuous paper does not feed properly.
See 7-16
See 7-19
7-2 Troubleshooting
l l
Switching between single sheets and continuous paper cannot be performed properly.
The short tear-off function does not operate properly.
Options l
Using the cut sheet feeder, the paper does not feed properly.
l l l
Using the pull tractor with the push tractor, continuous paper does not feed properly.
Using the font module, the module’s fonts do not print.
Using an optional interface, the printer does not operate properly.
See 7-24
See 7-26
See 7-27
See 7-31
See 7-35
See 7-35
T r o u b l e s h o o t i n g 7 - 3
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Table of contents
- 1 FRONT MATTER
- 6 CONTENTS
- 9 INTRODUCTION
- 9 Features
- 10 Options
- 12 About This Manual
- 14 Application Notes
- 14 Where to Get Help
- 15 CHAP 1-SETTING UP THE PRINTER
- 16 Unpacking the Printer
- 16 Checking the Parts
- 17 Removing the Protective Materials
- 20 Choosing a Place for the Printer
- 22 Assembling the Printer
- 22 Installing the Platen Knob
- 23 Installing the Ribbon Cartridge
- 28 Attaching the Paper Guide
- 30 Testing the Printer
- 30 Plugging in the Printer
- 30 Running the Self Test
- 37 If the Self Test Doesn’t Print If the self test does not print properly, check the control panel and the print head area. If paper is jammed, turn off the printer and remove the paper using the platen knob. See that all packing material and shipping rest
- 41 Connecting the Printer to Your Computer
- 42 The Parallel Interface
- 43 The Serial Interface
- 46 Setting Up Your Application Software
- 46 Choosing From a Menu
- 47 CHAP 2-PAPER HANDLING
- 48 Selecting a Paper Feeding Method
- 49 Using Single Sheets
- 49 Loading Paper
- 53 Reloading During Printing When you print a document of more than one page using single- sheet paper, the printer stops printing when it reaches bottom of the page. Your application program may take printer off line automatically. However, if the light re
- 54 Using Continuous Paper
- 54 Positioning Your Continuous Paper Supply
- 55 Loading Continuous Paper
- 62 Switching Between Continuous and Single Sheets
- 62 Switching to Single Sheets
- 66 Switching Back to Continuous Paper
- 69 Printing on Special Paper
- 69 The Paper Thickness Lever
- 73 Multi-part Forms
- 74 Labels
- 76 Envelopes
- 78 CHAP 3-USING THE PRINTER
- 79 Operating the Control Panel
- 79 Lights
- 80 Buttons
- 81 SelecType
- 82 Other Control Panel Features
- 83 Setting the DIP Switches
- 83 Changing a DIP Switch Setting
- 84 The DIP Switch Tables
- 87 The DIP Switch Functions
- 91 Adjusting the Loading Position
- 91 The Loading Position
- 92 Using Micro-adjustment
- 94 Using Short Tear-off
- 94 Using the DIP Switch
- 96 Using the Tear off Button
- 97 Adjusting the Tear-off Position
- 98 Selecting Typestyles
- 98 Character Fonts
- 101 Character Spacing
- 103 Selecting a Character Set and Table
- 103 Selecting an International Character Set
- 105 Choosing a Character Table
- 106 Using the Data Dump Mode
- 108 CHAP 4-SOFTWARE AND GRAPHICS
- 109 Enhancing Your Printing
- 109 Print Quality and Fonts
- 110 Character Spacing
- 111 Character Size
- 112 Special Effects and Emphasis
- 115 Graphics
- 116 Color Graphics
- 116 The Print Head
- 118 The Graphics Command
- 119 Column Reservation Numbers
- 120 A Simple Graphics Program
- 121 Designing Your Own Graphics With
- 126 User-defined Characters
- 126 Designing Your Characters
- 128 Defining Your Characters
- 130 Sending Information to Your Printer
- 133 Printing User-defined Characters
- 134 Copying ROM Characters to RAM
- 135 Letter Quality Characters
- 136 Mixing Print Styles
- 138 CHAP 5-USING THE PRINTER OPTIONS
- 139 The Cut Sheet Feeder
- 139 Installation
- 144 Loading Paper
- 147 Testing the Printer in the Cut Sheet Feeder Mode
- 149 Loading Envelopes
- 151 Operating the Cut Sheet Feeder
- 153 Using Continuous Paper
- 158 Loading Single Sheets
- 159 Removing the Cut Sheet Feeder
- 162 The Pull Tractor
- 162 Installation
- 165 Paper Handling
- 171 Removing the Pull Tractor
- 174 The Multi-Font Module
- 178 Installation
- 179 Selecting a Font
- 181 The Interface Boards
- 181 Choosing an Interface
- 181 Compatible Interfaces
- 182 Installation
- 190 CHAP 6-MAINTENANCE
- 191 Cleaning the Printer
- 193 Replacing the Ribbon
- 198 Transporting the Printer
- 201 CHAP 7-TROUBLESHOOTING
- 202 Problems and Solutions
- 204 Power Supply
- 205 Printing
- 216 Paper Handling
- 227 Options
- 238 CHAP 8-TECHNICAL SPECIFICATIONS
- 239 Printer Specifications
- 239 Printing
- 241 Paper
- 245 Mechanical
- 246 Electrical
- 247 Environment
- 248 Interface Specifications
- 248 Parallel Interface
- 251 Serial Interface
- 253 Option Specifications
- 253 Cut Sheet Feeder and Single sheet: (82g/m) paper
- 255 Initialization
- 256 Default Settings
- 257 CHAP 9-COMMAND SUMMARY
- 258 Data Flow Process
- 259 Using the Command Summary
- 260 Examples
- 261 Control Key Chart
- 262 Commands in Numerical Order
- 265 Commands Arranged by Topic
- 265 Printer Operation
- 268 MSB Control
- 269 Data Control
- 270 Vertical Motion
- 276 Horizontal Motion
- 279 Overall Printing Style
- 282 Print Size and Character Width
- 286 Print Enhancement
- 291 Word Processing
- 292 Character Tables
- 294 User-defined Characters
- 296 Graphics
- 299 APPENDIX
- 300 Proportional Width Table
- 304 Character Tables
- 306 GLOSSARY
- 315 INDEX