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Epson LQ-2070 Para llel inte rfac e (forw ard c hann el)

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Para llel inte rfac e (forw ard c hann el)

Transmission mode: 8-bit parallel, IEEE-P1284 compatibility

mode

Adaptable connector: 57-30360 (Amphenol) or equivalent

Synchronization: STROBE pulse

Handshaking: BUSY and ACKNLG signals

Signal level: TTL compatible (IEEE-P1284 level 1 device)

The following table lists the parallel connector pin assignments and

describes their respective interface signals.

Pin

no. Signal

name GND In/Out* Description

1STROBE 19 In Strobe pulse. Input data is latched at

falling edge of the signal.

2 DATA1 20 In Parallel input data to th e printer.

bit 0:LSB

3DATA221 Inbit 1

4DATA322 Inbit 2

5DATA423 Inbit 3

6DATA524 Inbit 4

7DATA625 Inbit 5

8DATA726 Inbit 6

9 DATA8 27 In bit 7:MSB

10 ACKNLG 28 Out This signal (negative pulse) indica tes

that the printer has received data and is

ready to accept more.

11 BUSY 29 Out This signal’s high level means that the

printer is not ready to accept data.

12 PE 28 Out This signal’s high level means that the

printer is out of paper.

13 SLCT 28 Out Always at high level when the printer in

powered on.

R

Sunflow er-P

rev.c

A5 size Appendix

01/09/96 pass 2

Specifications, Command Summary, and Character Tables A-13

Contents

Main Printer Parts Proof Sign-off: Nishi _______ Grady _______ Sunflow er -P Ref . Rev. c A5 size Inside front cover 01-09-96 DR, pass 0 EPSON 24-Pin Dot Matrix Printer LQ-2070 Users Guide A5 size Front 01/09/96 pass 2 ii Declaration of Conformity iii Energy Star Compliance Energy-saving Tips iv Where to Get Help v Electronic Support Services World Wide Web EPSON Bulletin Board Service vi CompuServe online support For United Kingdom Users Use of options vii Safety information Important Safety Instructions viii Contents Introduction Chapter 1 Setting Up the Printer Chapter 2 x Paper Handling Chapter 3 Using the Printer Chapter 4 Using Printer Options Chapter 5 Maintenance and Transportation Chapter 6 Troubleshooting xii Specifications, Command Summary, and Character Tables Glossary Index Introduction Options 2 How to Use This Ma nual Warnings, Cautions, and Notes w c 4 Chapter 1 Setting Up the Printer Choosing a Place for the Printer 1-2 Page Unpacking the Printer 1-4 Installin g the Ribb on C artrid ge w 1-6 Page 1-8 Sunflow er- P Plugging in the Printer 1-10 Running the Self Test 1-12 Page Connecting the Prin ter to Your Computer 1-14 Installin g the Print er Driv er For Microsoft Windows Users Installing the driver for Windows 3.1 users Installing the driver for Windows 95 users Note: 1-16 Note: manufacturer Note: Page Installing the driver while running Windows 95 1-18 Chec king the print er driv e r sett ings For Windows 3.1 users For Windows 95 users 1-20 For DOS program users DOS p rinte r utilit ies Chapter 2 Paper Handling Setting the paper release lever 2-2 Page Using Sin gle She ets Loading single sheets with the paper guide 2-4 Page 2-6 Loading single sheets from the front 2-8 Using Continuous Paper Loading paper with the rear push tractor 2-10 Page 2-12 Loading paper with the optional tractor unit Selecting the tractor position and paper path paper handling. some paper release lever positions Changing tractor positions Installing the tractor in the front push position 2-14 Removing the tractor from the front push position 2-16 Installing the tractor in the pull position 2-18 Removing the tra ctor from the pull positi on 2-20 Loading paper with the front push tractor 2-22 Page Loading paper with the pull tractor 2-24 Page 2-26 Loading paper with the push/pull tractor combination 2-28 Page Removing paper from the t ractor Load/Eject 2-30 Switching Between Continuous Paper and Single Sheets Switching to single sheets Switching to continuous paper Printing on Special Paper 2-32 Adjust ing th e pap er th ickness leve r Set the paper thickne ss lever to match the thick ness of your paper according to the table below. Paper Handling 2-33 2-38n A5 size Chapter 2 01/19/96 pass 2 Multipart forms 2-34 Labels Envelopes Postcards 2-36 Roll paper Chapter 3 Using the Printer Control Panel Lights 3-2 Paper Out (red) Pause (orange) Tear Off/Bin (two lights, green) position. Font (three lights, green) Condensed (green) Buttons Page Other control panel features Load/Eject 3-6 LF/FF Condensed Using the Default Setti ng Mode Selecting an instruction sheet language Changing the default settings 3-8 01/09/96 pass 2 Printer functions Character table International character set for Italic table Font Page Input buffer Skip over perforation Auto tear-of f Off/Bin Auto line feed Auto carriage return 3-12 Alternate Graphic Mode (AGM) 0 slash Using Q uiet M ode Using Micro Adjust 3-14 Using the Tear-Off Function Using auto tear-off mode 3-16 Using the Tear Off/Bin button Off/Bin Using Bi-d Adjustment Printing Barcodes 3-18 Chapter 4 Using Printer Options Cut-Sheet Feeders Installin g the high c apacity cut-sheet feeder 4-2 Using Printer Options w Loading paper with the high capacity cut-sheet feeder 4-4 Page Installin g the double bin cut-sheet feeder 4-6 Switching between continuous paper and the cut-sheet feeder Switching to continuous paper Switching to the cut-sheet feeder Tear Off/Bin 4-8 Selecting single-sheets, postcards, or envelopes Pull Tra ctor Roll P aper Ho lder 4-10 Page Interfa ce Ca rds Installin g an in terf ace ca rd 4-12 Page The C82305 4-14 and C82306 serial interface cards Sunflow er -P Rev. c Cleaning the Pri nter Sunflower -P 5-2 Replacing the Ribbon Sunflow er -P Tran sporting the Pr inter Sunflower -P 5-4 Rev. c Chapter 6 Troubleshooting Power Supply Power is not being supplied 6-2 Printing The printer does not print 6-4 The print is faint or uneven Dots are missing in printed characters or graphics Printed characters are not what you expect The print position is not what you expect 6-6 Paper Handling Single sheets do not feed properly Continuous paper does not feed properly 6-8 Options The paper does not feed properly with the cut-sheet feeder 6-10 Continuous paper does not feed properly when using the tractors in a push/pull position Page Appendix A Specifications, Command Summary, and Character Table s Print er Spe cifica tions Printing A-2 Printing method: 24-pin impact dot matrix Printing speed: Specifications, Command Summary, and Character Tables A-3 Paper A-4 Specifications, Command Summary, and Character Tables A-5 A-6 Paper alignment Printable area Single sheets, envelopes, and postcards: A-8 a-3 Continuous paper: Mechanical a-2 Specifications, Command Summary, and Character Tables A-9 Electrical A-10 Environmental Safety approvals Specifications, Command Summary, and Character Tables A-11 CE marking Interface specifications A-12 Para llel inte rfac e (forw ard c hann el) Specifications, Command Summary, and Character Tables A-13 Para llel inte rfac e (reve rse cha nnel) A-14 Specifications, Command Summary, and Character Tables A-15 A-16 Using Commands Sending printer commands Specifications, Command Summary, and Character Tables A-17 Using the command summary Commands Arranged by Topic General operation A-18 Paper feeding Page format Specifications, Command Summary, and Character Tables A-19 Print position motion A-20 Font selection Specifications, Command Summary, and Character Tables A-21 A-22 Font enhancement Specifications, Command Summary, and Character Tables A-23 Character handling A-24 Specifications, Command Summary, and Character Tables A-25 A-26 Spacing Graphics Specifications, Command Summary, and Character Tables A-27 Bit image A-28 Barcode Specifications, Command Summary, and Character Tables A-29 A-30 Specifications, Command Summary, and Character Tables A-31 Character Tables Page Page Page Page Page Page Page Page Glossary Glossary 1 2 Glossary 3 4 Index A Index IN-1 B C F G IN-2 H I R S Index IN-3 T