Epson LQ-510 User Manual Download Page 178

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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

Power is not being supplied.

See

7-4

Printing

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.

See 7-5

See 7-6

See 7-7

See 7-8

See

7-11

Paper handling

Single sheets do not feed properly.

See 7-14

Continuous paper does not feed properly.

See 7-17

Switching between single sheets and continuous

paper cannot be performed properly.

See

7-21

The short tear-off function does not operate

properly.

See

7-23

7-2

Troubleshooting

Summary of Contents for LQ-510

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Page 3: ...ting Office Washington DC 20402 Stock No 004 000 00450 7 WARNING The connection of a non shielded equipment interface cable to this equipment will invalidate the FCC Certification of this device and may cause interference levels that exceed the limits established by the FCC for this equipment If this equipment has more than one interface connector do not leave cables connected to unused interfaces...

Page 4: ...the Printer to Your Computer 1 22 Setting Up Your Application Software 1 25 Chapter 2 Paper Handling 2 1 Using Single Sheets 2 2 Using Continuous Paper 2 6 Switching Between Continuous and Single Sheets 2 13 Printing on Special Paper 2 20 Chapter 3 Using the Printer 3 1 Operating the Control Panel 3 2 Setting the DIP Switches 3 6 Page Length 3 10 Skip Over Perforation 3 11 Adjusting the Loading Po...

Page 5: ... Sheet Feeder 5 2 The Pull Tractor 5 17 The Multi Font Module 5 28 The Interface Boards 5 34 Chapter 6 Maintenance 6 1 Cleaning the Printer 6 2 Replacing the Ribbon 6 4 Transporting the Printer 6 10 Chapter 7 Troubleshooting 7 1 Problems and Solutions 7 2 Power Supply 7 4 Printing 7 5 Paper Handling 7 14 Options 7 24 Chapter 8 Technical Specifications 8 1 Printer Specifications 8 2 Interface Speci...

Page 6: ...Chapter 9 Command Summary 9 1 Using the Command Summary 9 2 Commands in Numerical Order 9 5 Commands Arranged by Topic 9 8 Appendix A 1 Proportional Width Table A 2 Character Table A 6 Glossary Index V ...

Page 7: ...vi ...

Page 8: ... 2550 Fast draft mode printing of up to 180 characters per second An improved control panel design that allows direct selection of character fonts as well as a choice of normal or condensed printing The SmartParkTM paper handling system that lets you use single sheets of paper without removing the continuous paper eliminates paper waste with short tear off and allows easy and accurate paper alignm...

Page 9: ...s Options A variety of printer options is available for use with your LQ 510 printer For detailed information on installing and using these options see Chapter 5 l Single bin Cut Sheet Feeder C806122 The cut sheet feeder makes it possible to handle single sheet paper more easily and more efficiently Up to 150 sheets of standard bond paper can be automatically fed into the printer without reloading...

Page 10: ...lly useful with continuous multi part forms l Multi Font Module 7407 The optional Multi Font module adds to the number of fonts available in the Letter Quality mode l Film Ribbon Cartridge 7768 The optional film ribbon cartridge provides you with even higher quality printing than the standard fabric ribbon Introduction 3 ...

Page 11: ...structions on setting up and operating your Epson LQ 510 printer Finding your way around l Chapter 1 contains information on unpacking setting up testing and connecting the printer Be sure to read and follow these instructions first Inside the back flap of this manual are illustrations of the printer in which all of the major parts are identified l Chapters 2 and 3 cover paper handling and general...

Page 12: ...o find a glossary of printer terms At the back of this manual is a handy Quick Reference card that contains the information you are most likely to need Conventions used in this manual WARNINGS must be followed carefully to avoid damage to your printer and computer CAUTIONS should be followed carefully to ensure that your printer operates correctly Notes contain important information and useful tip...

Page 13: ...product to request assistance If the people there do not have the answer to your question they can obtain it through our dealer support program Epson is confident that this policy will provide you with the assistance you need Call the Epson Consumer Information Center at 1 800 922 8911 for the following l The location of the nearest Epson dealer l The location of the nearest Customer Care Center l...

Page 14: ...e Platen Knob 1 6 Installing the Ribbon Cartridge 1 7 Attaching the Paper Guide 1 10 Testing the Printer 1 13 Plugging in the Printer 1 13 Running the Self Test 1 14 Checking the Operation 1 21 Connecting the Printer to Your Computer 1 22 The Parallel Interface 1 22 Setting Up Your Application Software 1 25 Choosing From a Menu 1 25 Setting Up the Printer 1 1 ...

Page 15: ...Unpacking the Printer Checking the Parts When you unpack the printer make sure that you have all the parts shown below and that none have been damaged 1 2 Setting Up the Printer ...

Page 16: ...ter After removing the parts save the packaging materials in case you ever need to transport your printer Note Be sure to lift the printer cover and remove the pieces of white packing material Setting Up the Printer 1 3 ...

Page 17: ... for unrestricted flow of air around the printer Use a grounded outlet do not use an adapter plug WARNING Avoid locations that are subject to direct sunlight excessive heat moisture or dust Avoid electrical outlets controlled by wall switches or automatic timers Accidental interruption of power can wipe out information in both your computer s memory and in your printer s memory Avoid using outlets...

Page 18: ...ter at an angle of more than 15 degrees from horizontal l With a cut sheet feeder your printer must be kept level l If your paper supply is positioned below the printer stand make sure there is enough clearance to keep the paper from catching on the underside of the stand Also make sure the distance between the stand supports is wide enough for the paper you are using l Position your printer s cab...

Page 19: ...The platen knob is used to feed the paper manually in the event of a paper jam or other paper feeding problem The platen knob is packed in an indentation in the printer s white foam packing material 1 Remove the printer cover 2 Insert the knob into the hole on the printer s side and rotate it slowly until it slips onto the shaft 1 6 Setting Up the Printer ...

Page 20: ...rferes with the automatic paper loading system and may cause a paper jam Installing the Ribbon Cartridge Your printer s ribbon cartridge is designed for easy installation and removal Before installing the ribbon cartridge make sure the printer is turned off Install the ribbon cartridge as follows 1 Slide the print head to the middle of the printer Setting Up the Printer 1 7 ...

Page 21: ...e printer Also if you have been using the printer the print head may be hot let it cool for a few minutes before touching it 2 Turn the ribbon tightening knob in the direction of the arrow This removes slack in the ribbon and makes it easier to install 3 Open the paper tension unit cover 1 8 Setting Up the Printer ...

Page 22: ...s fit into the slots Note Press lightly on both ends of the cartridge to make sure the plastic hooks are properly seated 5 Use a pointed object such as a ball point pen to guide the ribbon between the print head and ribbon guide while you turn the ribbon tightening knob to help feed the ribbon into place Setting Up the Printer 1 9 ...

Page 23: ...heck that the ribbon is not twisted or creased 7 Close the paper tension unit cover Attaching the Paper Guide When you use single sheets the paper guide helps to feed the paper smoothly and efficiently into the printer Attach the paper guide using the following procedure 1 10 Setting Up the Printer ...

Page 24: ...guide on the printer as shown below 2 Raise the paper guide until it locks into place Note To lower the paper guide lift up slightly to release it from its locked position then gently lower it down onto the printer Setting Up the Printer 1 11 ...

Page 25: ...Assembling the Printer 3 Attach the printer cover by fitting the hooks on the cover into the notches at the front of the printer and tilting the cover back into place 1 12 Setting Up the Printer ...

Page 26: ...onnect it to a computer You should perform this test to make sure that your printer was not damaged during shipping and that the ribbon is correctly installed Before running the self test you need to connect the printer to an electrical outlet and load a sheet of paper Plugging in the Printer 1 Make sure that the printer is turned off Setting Up the Printer 1 13 ...

Page 27: ...ft or Letter Quality mode depending on which button you hold down as you turn on the printer Although the self test can be run with continuous paper use single sheet paper now because single sheet loading is easier 1 Make sure the printer is turned off 2 Push the paper release lever back to the single sheet position 1 14 Setting Up the Printer ...

Page 28: ...nter 3 While holding down the LINE FEED button draft mode or FORM FEED button Letter Quality mode turn on the printer The printer beeps several times and POWER and PAPER OUT lights come on Setting Up the Printer 1 15 ...

Page 29: ...t edge guide so that it locks in place next to the guide mark 5 Adjust the right edge guide to match the width of your paper Next slide a sheet of paper down between the edge guides until it meets resistance 1 16 Setting Up the Printer ...

Page 30: ...prevent the print head from printing directly onto the platen 6 Press the LOAD EJECT button to load the paper 7 Press the ON LINE button to start the self test A list of DIP switch settings is printed first followed by a series of characters The self test continues until the paper runs out or until you press the ON LINE button Setting Up the Printer 1 17 ...

Page 31: ...apter for possible causes and solutions Note To resume the test press the ON LINE button once more 9 If the paper is still loaded press the LOAD EJECT button or LINE FEED button to eject it Then turn off the printer WARNING After turning the power off always wait at least five seconds before turning it back on Turning the power on and off rapidly can damage the printer 1 18 Setting Up the Printer ...

Page 32: ...ical self test printed in draft mode Draft mode Note When using the optional cut sheet feeder the first page of the self test printout is slightly different For details see the Cut Sheet Feeder section in Chapter 5 Setting Up the Printer 1 19 ...

Page 33: ...Testing the Printer Here is part of a typical self test printed in Letter Quality mode Letter Quality mode 1 20 Setting Up the Printer ...

Page 34: ... pressed the ON LINE button The ribbon may not be installed properly Turn off the printer reinstall the ribbon cartridge and then tighten the ribbon by turning the ribbon tightening knob Make sure the ribbon passes between the print head and ribbon guide See page 9 The ribbon may be worn Replace the ribbon cartridge See page 6 4 Turn off the printer and repeat the self test Make sure you hold down...

Page 35: ...The steps below describe how to connect the parallel interface cable If your computer requires another type of interface you need to install an optional interface board See the Interface Boards section in Chapter 5 If you are not sure which type of interface cable is required see your computer manual The Parallel Interface Connect the parallel interface cable as described below 1 Make sure that bo...

Page 36: ...cting the Printer to Your Computer 2 Plug the cable connector securely into the printer 3 Squeeze the wire clips together until they lock in place on either side of the connector Setting Up the Printer 1 23 ...

Page 37: ... wire connect it to the ground screw beneath the interface connector 5 Plug the other end of the cable into the computer If there is a ground wire at the computer end of the cable attach it to the ground connector at the back of the computer 1 24 Setting Up the Printer ...

Page 38: ...inters shares a great many commands you can use an application program even if it does not list the LQ 510 on its printer selection menu If the LQ 510 is not listed choose one of the following printers They are listed in order of preference LQ 850 LQ 950 LQ 1050 SQ 2500 LQ 500 LQ 2500 LQ 2550 LQ 1500 LQ 800 LQ 1000 If none of these printers is listed select the first one available on the following...

Page 39: ...1 26 Setting Up the Printer ...

Page 40: ...ositioning Your Continuous Paper Supply 2 6 Loading Continuous Paper 2 7 Switching Between Continuous and Single Sheets 2 13 Switching to Single Sheets 2 13 Switching Back to Continuous Paper 2 17 Printing on Special Paper 2 20 The Paper Thickness Lever 2 20 Multi part Forms 2 23 Labels 2 24 Envelopes 2 26 Paper Handling 2 1 ...

Page 41: ...If you do most of your printing on single sheets you may find it more convenient to install the optional cut sheet feeder This option automatically inserts a new sheet and can hold up to 150 pages For more details see Chapter 5 Loading Paper 1 Push the paper release lever back to the single sheet position 2 2 Paper Handling ...

Page 42: ...me on Note Do not insert paper in the printer before turning on the printer 3 Move the left edge guide so that it locks in place next to the guide mark You may want to change this position later depending on the margin settings of your application program Paper Handling 2 3 ...

Page 43: ... Adjust the right edge guide to match the width of your paper Then slide the paper down between the edge guides until it meets resistance 5 Press the LOAD EJECT button once to load the paper automatically 2 4 Paper Handling ...

Page 44: ...cument of more than one page using single sheet paper the printer stops printing when it reaches the bottom of the page When this happens the ON LINE light either goes off automatically or remains on depending on your application program software If the ON LINE light remains on the first thing you should do is press the ON LINE button to take the printer off line Once the ON LINE light is off remo...

Page 45: ...or 254 mm wide Positioning Your Continuous Paper Supply An important consideration for achieving smooth and trouble free paper feeding is the position of your paper supply Three ways of positioning your printer and continuous paper supply are shown below Be sure to align the paper supply with the paper loaded in the tractor so that the paper feeds smoothly into the printer 2 6 Paper Handling ...

Page 46: ...is turned off then remove the paper guide Set the paper release lever to the continuous paper position This position is marked by the icon shown in the illustration below 2 Release the sprocket units by pulling the sprocket lock levers forward as shown below Paper Handling 2 7 ...

Page 47: ...t sprocket unit until it is one half inch from the farthest left position and press the lever back to lock it in place 4 Slide the right sprocket unit so that it roughly matches the width of your paper but do not lock it 2 8 Paper Handling ...

Page 48: ...us Paper 5 Move the paper support midway between the two sprocket units 6 Open both sprocket covers CAUTION Make sure that your paper has a clean straight edge before inserting it into the printer Paper Handling 2 9 ...

Page 49: ...Using Continuous Paper 7 Fit the first three holes in the paper over the pins of both sprockets 8 Close the sprocket covers 2 10 Paper Handling ...

Page 50: ...ght sprocket unit to a position where the paper is straight and has no wrinkles Then lock it in place 10 Reattach the paper guide as shown below Then slide the edge guides apart to the sides of the paper guide as shown Paper Handling 2 11 ...

Page 51: ...printer on line so that it can accept data The printer remembers the loading position and advances each page to the same position If you need to adjust the loading position use the micro adjustment feature See the section on setting the loading position in Chapter 3 CAUTION Never adjust the loading position using the platen knob and never turn the platen knob while the printer is turned on 2 12 Pa...

Page 52: ...paper from the tractor Switching to Single Sheets To switch from continuous paper to single sheets follow the steps below 1 If the printer is on line press the ON printer off line LINE button to set the 2 Tear off any outgoing sheets If the paper has advanced past the print head you need to press the FORM FEED button to advance your document to a point where it can be easily removed Paper Handling...

Page 53: ...tor but no longer in the paper path CAUTION Pressing the LOAD EJECT button once may not feed the paper far back enough to reach the standby position If the PAPER OUT light does not come on you need to press the LOAD EJECT button again With normal width continuous paper you can press the LOAD EJECT button up to three times If however you are using narrow paper between 4 and 6 inches or 101 6 and 15...

Page 54: ...Push the paper release lever back to the single sheet position This position is marked by the icon shown in the illustration below 5 Stand the paper guide upright and adjust the edge guides to roughly match the width of your paper Paper Handling 2 15 ...

Page 55: ... edge guides until the bottom meets resistance Slide the edge guides to exactly match the width of your paper 7 Press the LOAD EJECT button to automatically feed the single sheet paper to the loading position Then press the ON LINE button to set the printer on line 2 16 Paper Handling ...

Page 56: ...o switch back to printing with continuous paper Before switching to continuous paper make sure that the single sheet is ejected and the printer is off line 1 Slide the edge guides apart so they do not interfere with continuous paper feeding 2 Lower the paper guide onto the printer Paper Handling 2 17 ...

Page 57: ...Between Continuous and Single Sheets 3 Pull the paper release lever forward to the continuous paper position 4 Press the LOAD EJECT button to feed the continuous paper to the loading position 2 18 Paper Handling ...

Page 58: ...Switching Between Continuous and Single Sheets 5 Press the ON LINE button to set the printer on line so that it can accept data Paper Handling 2 19 ...

Page 59: ...nvelopes make sure that your application program settings keep the printing entirely within the printable area For multi part forms and labels you should not print any closer than one half inch from either side of the paper For information on the printable area for envelopes see page 2 26 The Paper Thickness Lever To accommodate various thicknesses of paper the LQ 510 is equipped with a paper thic...

Page 60: ...llow these steps 1 Make sure that the printer is turned off Then remove the printer cover WARNING If the printer has just been in use the print head may be hot Allow it to cool before touching it 2 Slide the print head to the middle of the printer Paper Handling 2 21 ...

Page 61: ...continuous 2 Thin paper 2 24 lb paper 3 Multi part forms 2 sheet 3 3 sheet 4 Labels 4 Envelopes Air mail 4 or 5 Plain 6 Bond 20 lb 6 Bond 24 lb 7 Note Lever position 1 is used only when the printed characters are too light Setting the lever to position 1 when you are using thin paper may damage the print head If the lever is set to position 4 or higher the printing speed may be reduced slightly 2 ...

Page 62: ...aper Continuous printing with the lever set at a position higher than 2 can shorten the life of the print head Printing past the edge of envelopes multi part forms labels or thicker than normal paper can damage the print head Multi part Forms With the built in tractor unit your printer can print on continuous multi part forms You can use multi part forms that have up to three parts including the o...

Page 63: ...ing the loading position and page length in Chapter 3 CAUTION Multi part forms should not be used with the single sheet feeding system or the optional cut sheet feeder Labels If you need to print labels always use labels mounted on a continuous backing sheet with sprocket holes for use with a tractor Do not try to print labels as single sheets because labels on a shiny backing sheet almost always ...

Page 64: ...e printer Labels can easily peel off the backing and jam the printer Therefore never use the LOAD EJECT button to eject labels Also never use the short tear off function with labels Be sure to set DIP switch 2 2 to OFF If a label does become stuck in the printer contact your Epson dealer Since labels are especially sensitive to temperature and humidity always use them under normal operating condit...

Page 65: ...e Using Single Sheets on page 2 2 When manually feeding an envelope you may have to push it down slightly while pressing the LOAD EJECT button to get it to feed properly CAUTION The printable area for envelopes is shown on the next page The print head must not go past the left or right edge of the envelope or other thick paper Make sure that your application program page setup keeps the printing e...

Page 66: ...nly available at normal temperature 41 F to 95 F or 5 C to 35 C To make sure that the printing fits within the printable area always print a test sample using a normal sheet of paper before printing on envelopes Paper Handling 2 27 ...

Page 67: ...ngth 3 10 Skip Over Perforation 3 11 Adjusting the Loading Position 3 12 The Loading Position 3 12 Using Micro adjustment 3 13 Using Short Tear off 3 14 Adjusting the Tear off Position 3 15 Selecting Typestyles 3 17 Character Fonts 3 18 Condensed Mode 3 19 Selecting an International Character Set 3 20 Choosing a Character Table 3 22 Using the Data Dump Mode 3 24 Using the Printer 3 1 ...

Page 68: ...et to position 4 or higher When this light is blinking the micro adjustment function can be used POWER green On when the POWER switch is on and power is supplied READY green On when the printer is ready to accept input data Flickers during printing PAPER OUT red On when the printer is out of paper or when continuous paper is in the standby position ON LINE green On when the printer is on line and ...

Page 69: ...ngle sheet of paper or to advance continuous paper to the top of the next page LINE FEED When the printer is off line press this button to advance the paper one line or hold it down to advance the paper continuously LOAD EJECT This button is used to feed paper to the loading position or to eject paper that is already loaded Paper is ejected forward if the paper release lever is set to the single s...

Page 70: ...ge indicator lights show the selected font See Selecting Typestyles later in this chapter CONDENSED This button is used to turn the condensed mode on and off The orange indicator light is on when the printer is in the condensed mode In the condensed mode all characters are printed at approximately 60 percent of their normal width 3 4 Using the Printer ...

Page 71: ...rmation Micro adjustment By pressing the FORM FEED button immediately after loading paper or when using short tear off you can make fine adjustments to the loading and short tear off positions These positions can only be adjusted while the MULTI PART light is blinking See the sections on adjusting the loading position and using the short tear off function later in this chapter Data dump By holding...

Page 72: ... is turned on reset or initialized DIP switch settings are shown in the DIP switch tables starting on page 3 7 Descriptions of all the DIP switch functions begin on page 3 9 Changing a DIP Switch Setting To change a DIP switch setting first turn off the printer Then open the DIP switch cover and use a pointed object such as a pen to change the DIP switch settings A DIP switch is on when it is up a...

Page 73: ...off ON OFF Page See table 1 3 20 See table 2 3 8 Condensed Normal 3 19 Graphics Italics 3 22 On Off 5 2 DIP switch 2 SW Description 2 1 Page length ON 12 inches OFF 11 inches Page 3 10 2 2 Tear off mode On Off 3 9 2 3 1 inch skip over perforation On Off 3 11 2 4 Auto line feed On Off 3 9 2 5 Input buffer capacity 8KB 1 KB 3 9 2 6 Graphics print direction Bidirect Unidirect 3 9 2 7 Character spacin...

Page 74: ... UK ON OFF OFF Denmark OFF ON ON Sweden OFF ON OFF Italy OFF OFF ON Spain OFF OFF OFF Table 2 Font selection Font SW 1 4 SW 1 5 Roman OFF OFF Sans Serif ON OFF Slot OFF ON Draft ON ON Table 3 Character spacing Spacing SW 2 7 SW 2 8 10 cpi OFF OFF 12 cpi ON OFF 15 cpi OFF ON Proportional ON ON cpi characters per inch 3 8 Using the Printer ...

Page 75: ...ical alignment making it ideal for printing graphics such as lines and boxes When DIP switch 2 6 is off the printer prints unidirectionally when it is on the printer prints bidirectionally Either setting can be overridden by a software command ESC U To achieve precise vertical alignment without the slower printing speed caused by unidirectional printing see your authorized service dealer for adjus...

Page 76: ... 11 inches or 27 94 cm When it is on the page length is 12 inches or 30 48 cm Be sure to set the page length to match the paper you are using Other page lengths can be set using the commands ESC C and ESC C 0 See the Command Summary in Chapter 9 for details 3 10 Using the Printer ...

Page 77: ...top and bottom margins If you adjust your loading position correctly you can get half of the margin at the bottom of one page and half at the top of the next page as shown in the following illustration DIP switch 2 3 ON Skip over perforation ON Note Most application programs take care of top and bottom margins Use skip over perforation only if your program does not provide these margins The skip o...

Page 78: ...need to adjust the loading position always use the micro adjustment feature Until the loading position is reset the printer remembers this position even if it is turned off and uses it as a reference point for feeding paper The micro adjustment feature moves the paper in 1 180 inch increments to make fine adjustments to the loading position Once you have used micro adjustment to change the loading...

Page 79: ...ED buttons for micro adjustment only while the MULTI PART light is blinking 3 Press the FORM FEED button to feed the paper forward or the LINE FEED button to feed the paper backward Note When the paper reaches the factory set loading position the printer beeps and micro adjustment feeding pauses for a moment before continuing You can use this factory setting as a reference point when adjusting the...

Page 80: ...the normal way You can leave the short tear off feature turned on DIP switch 2 2 on even when you are using single sheets When you move the paper release lever to the single sheet position the short tear off feature is disabled WARNING Never use short tear off with labels Otherwise labels may come off their backing and jam the printer When you have finished printing and if the perforation is at th...

Page 81: ...o the top of the next page press the ON LINE button to put the printer off line and press the FORM FEED button to advance the paper Then put the printer back on line and paper will feed to the tear off position When you resume printing after tearing off the sheet the paper automatically feeds backward to the loading position before printing begins Adjusting the Tear off Position If the paper s per...

Page 82: ...ment feature to make fine adjustments to the tear off position 3 To make fine adjustments to the tear off position press the FORM FEED button to feed the paper forward or the LINE FEED button to feed it backward You can now tear off your document from the perforation and resume printing The printer remembers this new tear off position even after the printer is turned off and on again 3 16 Using th...

Page 83: ...sen DRAFT ROMAN SANS SERIF SLOT FONT Note The settings you select using the SelecType panel remain valid until the printer is turned off or until it receives other instructions from software However some application programs are designed to control all typestyle functions These programs cancel all previous typestyle settings by sending certain software commands before printing Because these comman...

Page 84: ...speed printing which makes it ideal for rough drafts and editing work ROMAN and SANS SERIF are Letter Quality LQ fonts Letter Quality takes a little longer to print but produces nicely formed characters suitable for most documentation requirements Other fonts are available on optional font cartridges See Multi Font Module in Chapter 5 3 18 Using the Printer ...

Page 85: ... page You can combine the condensed mode with 10 and 12 cpi printing but not proportional and 15 cpi To select the condensed mode simply press the CONDENSED button so that the orange indicator light comes on To turn off the condensed mode press the button again The following printout compares normal 10 and 12 cpi with condensed 10 and 12 cpi The condensed 10 cpi is 17 cpi and the condensed 12 cpi ...

Page 86: ... To select an international character set set DIP switches 1 1 1 2 and 1 3 according to the table below This table also shows the characters that differ in each international character set Country ASCII code hex DIP SW 23 24 40 5B 5C 5D 5E 60 7B 7C 7D 7E 1 1 1 2 1 3 0 U S A 1 France 3 U K 4 Denmark 5 Sweden 6 Italy 7 Spain ON ON ON ON ON OFF ON OFF ON ON OFF OFF OFF ON ON OFF ON OFF OFF OFF ON OFF...

Page 87: ...international character sets that follow can be selected with a software command ESC R For more information see the Command Summary in Chapter 9 Country 8 Japan 9 Norway 10 Denmark II 11 Spain II 12 Latin America 13 Korea 64 Legal ASCII code hex 23 24 40 5B 5C 5D 5E 60 7B 7C 7D 7E Using the Printer 3 21 ...

Page 88: ... Epson Extended Graphics table when you wish to print character graphics as they are displayed on the screen Even if you select Epson Character Graphics you can still print ordinary text and italics For italics see the description of the ESC 4 command in the Command Summary Chapter 9 Note In most cases Epson Extended Graphics is the preferred selection Sample printouts of the italic characters and...

Page 89: ...Character table DIP SW 1 7 Italics OFF Graphics ON CAUTION To change the setting of a DIP switch first turn off the printer change the DIP switch and then turn the printer back on Tables showing which characters are printed in each of the character tables are listed in the Appendix Using the Printer 3 23 ...

Page 90: ...identify the cause of communication problems between the printer and application programs The data dump mode gives a printout of the codes reaching the printer To use the data dump mode follow these steps 1 Make sure that the printer is loaded with either single sheet or continuous paper 3 24 Using the Printer ...

Page 91: ...on program or one in any programming language Your printer prints out all the codes sent to the printer as shown below In order to print the last line you will have to take the printer off line On the left side of the printout all the codes are printed in hexadecimal format On the right side of the printout all printable characters are printed and others such as control codes are represented by do...

Page 92: ... the data dump printout examine the first three hex codes on the second line of the printout sample 20 20 54 Each hex code 20 represents a space hex code 54 represents the letter T Check the second line of the text field on the right side of the printout and you will find the letter T preceded by two spaces The chart below interprets the first eight codes Hex codes Command 1B 40 ESC 1B 52 00 ESC R...

Page 93: ...10 The Graphics Command 4 13 Column Reservation Numbers 4 14 A Simple Graphics Program 4 14 Designing Your Own Graphics 4 15 User defined Characters 4 20 Designing Your Characters 4 20 Defining Your Characters 4 22 Sending Information to Your Printer 4 24 Printing User defined Characters 4 27 Copying ROM Characters to RAM 4 28 Letter Quality Characters 4 29 Mixing Print Styles 4 30 Software and Gr...

Page 94: ...ith a software command For each of the three built in fonts you can choose a character spacing of 10 12 or 15 characters per inch or proportional spacing The printout below compares the three spacings This is 10 cpi printing This is 12 cpi printing This is 15 cpi printing As shown above 15 cpi characters are only about two thirds the height of 10 and 12 cpi characters This makes 15 cpi particularl...

Page 95: ...inting These modes are double wide double high and condensed The double wide mode doubles the width of any size character while the double high mode doubles the height of any size character These modes are useful for emphasizing document titles and headings in reports but are usually not suitable for large amounts of text These modes can also be combined to obtain even more impressive printing res...

Page 96: ... processors usually create a left margin by printing spaces you may need to change the left margin and the number of characters on a line to keep the margins correct if you change character widths Special Effects and Emphasis The LQ 510 offers two ways of emphasizing text and also allows you to use underlining superscripts subscripts and italics These features can be controlled directly by softwar...

Page 97: ... print italics by using the ESC 4 software command This is true no matter how DIP switch 1 7 is set This is ROMAN printing This is ROMAN italics Underlining strike through and overlining The underline strike through and overline modes are useful for highlighting selected text This feature can be used to score spaces subscripts and superscripts without a break You can choose from a variety of line ...

Page 98: ...ow the outline and shadow features individually plus a combination of outline with shadow This is outline style This is shadow style This is outline with shadow Selecting Typestyles With Master Select Your LQ 510 printer has a special ESCape code called Master Select that allows you to choose many combinations of these nine modes 10 cpi 12 cpi proportional spacing condensed emphasized double strik...

Page 99: ...ed 4 04 emphasized 8 08 double strike 16 10 double wide 32 20 italics 64 40 underline 128 80 For example to print a title you may want to use double wide 12 cpi characters printed in the double strike mode You would add three numbers together to calculate the value of n 12 cpi 1 Double strike 16 Double wide 32 n 49 After calculating the value of n you use the Master Select command to send the valu...

Page 100: ...sider when using the Master Select command l Master Select cancels any of the other listed features that you do not set For example if you have already set a different character width and you use Master Select to set emphasized double strike the character width is reset to 10 cpi l Proportional spacing overrides 10 12 and 15 cpi 4 8 Software and Graphics ...

Page 101: ... print graphics on your printer is to use a commercial graphics program With such programs you usually create an image on your monitor then give a command to send the image to the printer If you use commercial software that produces graphics all you need to know about dot graphics is how to use the software The application program will take care of the printer Some programs call this bit image pri...

Page 102: ... Because the dots overlap each other both horizontally and vertically in Letter Quality mode it is difficult to see the individual dots Instead the letters and symbols seem to be made up of unbroken lines In order for the dots to overlap vertically the pins in the print head are in more than one column but the intelligence of the printer handles the timing of pin firings so that the effect is that...

Page 103: ... the paper every 1 180th of an inch it must receive instructions about which of its 24 pins to fire At each position it can fire any number of pins from none to 24 This means that the printer must receive 24 bits of information for each column it prints Since the printer uses B bit bytes of information in communicating with the computer it needs three bytes of information for each position Pin lab...

Page 104: ...of pins With this numbering system any combination of the eight pins adds up to a decimal number between 0 and 255 and no numbers are duplicated Since there are 24 pins in each column you must make a calculation for each of the three sections in each column As you can see this method of planning and printing dot graphics requires considerable calculation Because triple density uses 180 columns per...

Page 105: ...nd prints them on the paper Your printer has one command that allows you to use any of the 11 graphics options The format of the command is ESC m n1 n2 data In this command m selects the graphics option and n1 and n2 specify the number of columns to reserve for graphics The available graphics options are listed below Option Pins m Horiz density dots in Single density 8 0 60 Double density 8 1 120 ...

Page 106: ...1 the number of columns you are reserving and make n2 a zero For example if you wish to send 1632 columns of graphics data n1 should be 96 and n2 should be 6 because 1632 96 6 x 256 The printer interprets the number of bytes specified by n1 and n2 as graphics data no matter what codes they are This means that you must be sure to supply enough bytes of graphics data or the printer will stop and wai...

Page 107: ...graphics requires three bytes of data for each column line 30 begins a loop to supply 120 bytes of data Line 40 contains the number 170 which produces the first pin pattern shown in the section on pin labels and line 50 ends the loop Designing Your Own Graphics With what you know now you can use the simplest application of graphics calculating by hand the data to print the graphic image While this...

Page 108: ...l pattern that the printer prints on the paper is of course made up of dots that overlap each other both vertically and horizontally The reason the planning grid uses an x for each dot is that using an accurate representation of the dots makes calculating the data numbers difficult because they cover each other Therefore remember that each x represents the center of a dot and the dots actually ove...

Page 109: ...ee sections to make the data calculation easier At the bottom of each section of each column is the total of the pin numbers for that section This gives you the total of 126 data numbers necessary to print this small figure Software and Graphics 4 17 ...

Page 110: ... 255 90 DATA 0 127 255 0 255 255 1 255 255 3 255 255 7 255 255 15 255 255 100 DATA 31 255 254 31 255 252 31 255 248 31 255 240 31 255 224 31 255 192 110 DATA 31 255 0 31 252 0 31 240 0 31 224 0 31 128 0 31 240 0 120 DATA 31 255 192 28 255 224 28 127 240 28 15 248 30 0 252 31 0 126 130 DATA 15 128 15 7 192 7 3 240 7 1 254 7 0 255 7 0 127 135 140 DATA 0 31 199 0 7 231 0 1 247 0 0 255 0 0 127 0 0 63 ...

Page 111: ...e triple density 24 pin graphics option because the density is the same 180 dots per inch in both directions Adding the following lines to the preceding program causes the pattern to print 10 times in a row as shown below 15 FOR C l TO 10 RESTORE 65 NEXT C Software and Graphics 4 19 ...

Page 112: ... software program that assists you in creating characters or simply supplies you with sets of characters already created Also some popular software programs make use of the printer s user defined character function to enhance printouts These characters are called download characters in some programs The standard ASCII characters are stored in the printer s Read Only Memory ROM or optional Multi Fo...

Page 113: ...s are spaced more closely together than those for draft characters The illustrations below show the two design grids The line at the side labeled cap indicates the top of a standard capital letter The line labeled base indicates the baseline for all letters except those with descenders the bottom parts of such letters as j and y The bottom row is usually left blank because it is needed for underli...

Page 114: ...as you want them to print The examples shown here like the ones in the graphics section use an x to represent each dot In the illustration below you see a draft grid with a simple user defined character planned on it Now you translate the dot pattern you ve created on paper to a numeric format so you can send the data to your printer Every dot has an assigned value Each vertical column which has a...

Page 115: ... in this example On the left side of the figure the data numbers are calculated for the middle column The value of each byte is calculated by adding the values of the rows in which dots appear The right side of the figure shows the whole character with the three data numbers for each column indicated at the bottom This manual uses decimal numbers because the program examples are written in BASIC a...

Page 116: ...e of the most complex in its repertoire The format of the command is this ESC 0 n1 n2 d0 d1 d2 data The ESC is simple enough The 0 which is ASCII code 0 not the numerical zero in quotation marks allows for future enhancements At this time it is always ASCII 0 You can define many characters with a single command The values n1 and n2 are the ASCII codes of the first and last characters you are defin...

Page 117: ...specified by d0 and the right space is specified by d2 The second byte d1 specifies the number of columns of dots that are printed to make up the character By varying the width of the character and the spaces around it you can create proportional width characters that print at draft speed The table below shows the maximum values for these bytes Mode d 1 Draft 9 d0 d1 d2 12 3 6 Letter Quality 10 cp...

Page 118: ...ne 10 the ESC x0 command selects draft printing The actual character definition starts in line 20 The two signs in line 30 represent n1 and n2 the range of characters being defined in this case a range of 1 Line 40 contains d0 d1 and d2 The information about the actual character design which is contained in the DATA statements at the end of the program is sent to the printer in the loop between li...

Page 119: ...inal characters in ROM that the printer normally uses and the alternative character you defined remain in the printer available for your use The command to switch between the two sets is used in line 90 and 110 It is ESC n If n is equal to 0 the normal ROM character set is selected this is the default If n is equal to 1 the user defined character set is selected If you select the user defined char...

Page 120: ...tch back and forth at will between the normal character set and your user defined character set It is however rather inconvenient Therefore your printer has a command that allows you to copy all of the standard characters from ROM to the user defined character set The command format is as follows where the value of n represents the font family ESC 0 n 0 Note This command cancels any user defined c...

Page 121: ...draft mode you cannot place dots in adjacent columns There must be an empty dot position both to the left and right of each dot that prints Superscripts and subscripts You can also create superscript and subscript user defined characters Just as Letter Quality characters are defined when the Letter Quality mode is selected superscript and subscript characters are created when either superscript or...

Page 122: ...ality and proportional can be used in combination with most of your printer s various print styles For instance emphasized mode works with user defined characters The characters you design are enhanced to give this printing effect Mixing the three types of user defined character sets is not possible For example if you select draft and define some characters then select proportional and define some...

Page 123: ...ons however remain unaffected If you switch back to the mode in which they were defined you can then select and print them Keep in mind that user defined characters are stored in RAM which is not permanent memory When the printer power is turned off or the printer is initialized with the INIT signal the user defined characters are lost Some computers do this each time BASIC is loaded Software and ...

Page 124: ...4 32 Software and Graphics ...

Page 125: ... 11 Single sheet Insertion 5 11 Removing the Cut Sheet Feeder 5 15 The Pull Tractor 5 17 Installation 5 17 Paper Handling 5 19 Removing the Pull Tractor 5 24 The Multi Font Module 5 28 Installation 5 30 Selecting a Font 5 33 The Interface Boards 5 34 Choosing an Interface 5 34 Compatible Interfaces 5 35 Installation 5 35 8143 New Serial Interface 5 41 Using the Printer Options 5 1 ...

Page 126: ...o 150 sheets of standard bond paper can be fed automatically into the printer without reloading Installation 1 Make sure that the printer is turned off Then remove the paper guide and printer cover 2 Replace the clear plastic part of the printer cover with the clear plastic part included with the cut sheet feeder 5 2 Using the Printer Options ...

Page 127: ...The Cut Sheet Feeder 3 Make sure that the paper release lever is pushed all the way to the rear Using the Printer Options 5 3 ...

Page 128: ...hen tilt the cut sheet feeder slightly forward to fit the notches at the base of the unit over the black pins inside the printer Tilt the feeder back until it rests on top of the printer 5 Attach the printer cover as shown in the illustration below 5 4 Using the Printer Options ...

Page 129: ... on the cut sheet feeder mode by setting DIP switch 1 8 to on 7 Turn on the printer Paper Handling 1 Make sure that the cut sheet feeder mode is turned on with DIP switch 1 8 and turn on the printer Using the Printer Options 5 5 ...

Page 130: ...per supports retract and lock open to allow for paper loading 3 Slide the left paper guide to where the fin on the edge guide is slightly left of the arrow on the panel Next slide the right paper guide so that it roughly matches the width of your paper 5 6 Using the Printer Options ...

Page 131: ...time Tap the side and bottom of the paper on a flat surface to even the stack Note For best results use typewriter quality paper If you plan to use paper with a glossy or textured surface test it before using it to print documents Do not use multi part forms carbon paper envelopes or labels in the cut sheet feeder Using the Printer Options 5 7 ...

Page 132: ...per guides aligning it of the guide Then adjust the right paper guide paper is held firmly but not so tightly that it causes the buckle Make sure the paper can move up and down Push the paper set levers back until they click into place clamp the paper against the guide rollers and 5 8 Using the Printer Options ...

Page 133: ...g This setting however can be overridden by software commands Running the self test is the same as when the cut sheet feeder mode is off The steps below are for a self test in draft mode 1 Make sure that the printer is turned off and a stack of paper is in the bin Check that the cut sheet feeder mode is selected and the paper release lever is pushed to the rear 2 While holding down the LINE FEED b...

Page 134: ...first line This is line XX 3 The self test continues until the paper runs out or until you press the ON LINE button To stop the test press the ON LINE button Note To resume the test press the ON LINE button once more 4 To end the self test when paper is loaded press the LOAD EJECT button to eject the paper Then turn off the printer 5 10 Using the Printer Options ...

Page 135: ...s on while a sheet of paper is being fed but the printer remains on line l When the specified paper bin is empty the printer automatically goes off line the PAPER OUT light goes on and the beeper sounds To resume printing add more paper and press the ON LINE button Note If you turn off your printer during the time the printer detects a paper out or paper jam condition any data remaining in the pri...

Page 136: ...Press the ON LINE button to set the printer off line 2 Align the single sheet to be fed with the mark on the left paper guide then slide the sheet into the printer path until you feel resistance 5 12 Using the Printer Options ...

Page 137: ... there is paper in the printer press this button to feed the paper one line or hold it down to feed the paper continuously FORM FEED When there is no paper in the printer press this button to load the paper When there is paper in the printer press this button to eject the sheet LOAD EJECT When there is no paper in the printer press this button to load the paper When there is paper in the printer p...

Page 138: ...mand Summary in Chapter 9 If the paper reaches the bottom of the print area when any of the following line feed commands is used the sheet in the printer is automatically ejected and the next sheet is loaded LF VT Line Feed advances the paper one line Vertical Tab advances the paper to the next vertical tab position ESC J Line feed advances the paper n 180th of an inch Software is not effective wh...

Page 139: ...n off the printer and remove any paper remaining in the bin and printer 2 Remove the printer cover and tilt the cut sheet feeder back Release its notches from the printer s pins and then lift up and remove the cut sheet feeder Using the Printer Options 5 15 ...

Page 140: ...r mode 4 Replace the clear plastic part of the printer cover with the clear plastic part that was on it originally Removal of the cut sheet feeder is now completed Be sure to store the removed cut sheet feeder in its original box and packing materials 5 16 Using the Printer Options ...

Page 141: ...especially useful with continuous multi part forms and labels For best results use the pull tractor along with the built in push tractor as described in this section Installation 1 Turn off the printer and remove the printer cover and paper guide 2 Remove the paper tension unit cover Using the Printer Options 5 17 ...

Page 142: ...r Then tilt the tractor unit toward you until the front latches click in place over the black front mounting pins Push down on the front latches to be sure they are firmly seated 4 Pull the paper release lever to the continuous paper position and turn on the printer 5 18 Using the Printer Options ...

Page 143: ...at the printer is turned on and that the paper release lever is set forward to the continuous paper position 2 Set the first three holes of the continuous paper onto the built in push tractor as described in Chapter 2 Using the Printer Options 5 19 ...

Page 144: ...er you press the FORM FEED button be careful not to touch any of the buttons on the control panel until step 10 CAUTION Never use the platen knob while the printer is turned on To adjust the loading position use the micro adjustment feature described in Chapter 3 4 Open the sprocket covers of the pull tractor and pull the sprocket lock levers toward you to release them 5 20 Using the Printer Optio...

Page 145: ... to match the width of the paper then adjust the paper support so that it is halfway between the sprocket units 6 Fit the holes in the paper over the tractor pins on units and close the sprocket covers the sprocket Using the Printer Options 5 21 ...

Page 146: ...he tractor pins or if the paper buckles press in on the gray pull tractor knob and turn it in the desired direction until the paper fits properly 8 See that the paper is not crooked or wrinkled and lock the sprocket units in place 5 22 Using the Printer Options ...

Page 147: ...as shown below and press the ON LINE button to set the printer on line Although the pull tractor can be used in combination with the built in push tractor as described above the pull tractor can also be used by itself Instead of setting the paper on the pins of the push tractor simply insert it through the same paper path as you would use with single sheet paper Using the Printer Options 5 23 ...

Page 148: ...ot use the short tear off feature with the pull tractor Removing the Pull Tractor 1 Make sure to tear off the printed document and remove the tractor cover and paper guide Then turn on the printer 5 24 Using the Printer Options ...

Page 149: ...ess the LOAD EJECT button until the continuous paper feeds backward out of the paper path to the standby position The PAPER OUT light comes on when the paper is completely out of the paper path 3 Remove the continuous paper from the push tractor unit Using the Printer Options 5 25 ...

Page 150: ...front latches between your thumb and index finger a gently lift them up slowly tilting the unit back Then push th paper release lever to the rear 5 Replace the paper tension unit cover as shown below 5 26 Using the Printer Options ...

Page 151: ...The Pull Tractor 6 Remove the tractor cover from the printer cover and reassemble the printer cover 7 Install the paper guide and printer cover Using the Printer Options 5 27 ...

Page 152: ...e Multi Font Module when the printer is turned on These are samples of the character sets of the Multi Font Module s fonts We ve just seen your excellent ad for m i n i a t u r e z e b r a s in a recent back issue of Trader s Times What is the price schedule for quantities over one gross W e v e j u s t s e e n y o u r e x c e l l e n t a d f o r m i n i a t u r e z e b r a s i n a r e c e n t b a...

Page 153: ... l e f o r q u a n t i t i e s o v e r o n e g r o s s OCR B We ve just seen your excellent ad for miniature zebras in a recent back issue of Trader s Times What is the price schedule for quantities over one gross We ve just seen your excellent ad for miniature z e b r a s in a recent back issue of Trader s Times What is the price schedule for quantities over one gross Using the Printer Options 5 ...

Page 154: ...I C E S C H E D U L E FOR QUANTITIES OVER ONE GROSS Orator S We ve just seen your excellent ad for miniature zebras in a recent back issue of Trader s Times What is the price schedule for quantities over one gross Installation 1 Turn off the printer See the font family table on page 5 33 and dial the rotary switch to the font of your choice 5 30 Using the Printer Options ...

Page 155: ...The Multi Font Module 2 Hold the module with the rotary switch on the top and plug it into the slot Using the Printer Options 5 31 ...

Page 156: ... on then select the slot by pressing the FONT switch on the operating panel WARNING Always turn off the power before inserting or removing the module otherwise you may seriously damage the printer or the module 5 32 Using the Printer Options ...

Page 157: ...odule l With the printer turned off dial the family number of the font with the rotary switch on the module When the printer is turned on that font becomes the default font if the slot is selected with the DIP switch setting or by pressing the button on the control panel l Send a software command ESC k to the printer to select the family number See the Command Summary in Chapter 9 for details Prop...

Page 158: ...dardized connections They provide the printer with more memory to free the computer for other tasks when printing large amounts of text or graphics You can increase the printer s data buffering capacity by an additional 32 KB about 10 pages Serial interfaces are required if your computer is not equipped with a parallel interface or if you need an interface that conforms to the Current Loop standar...

Page 159: ...d party vendors These interfaces allow connectivity to mainframes and minicomputers and emulation of IBM printers The Coax EP Connect is available from Avatar Corporation 508 435 6872 and the Twinax I 08300 is available from I O Corporation 801 973 6767 Installation 1 Unplug the printer and remove the printer cover and paper guide WARNING High voltages are present inside the printer when the power...

Page 160: ...The Interface Boards 2 Remove the screw securing the interface board cover and lift off the cover 3 Remove the screw labeled CG from the main board 5 36 Using the Printer Options ...

Page 161: ...he boards are installed in the printer but does not affect the operation of the interface in any way Check to see which type of interface board you have FG wire not attached FG wire attached See below Skip to page 5 39 FG wire not attached 1 Use the CG screw to attach the round end of the FG frame ground wire to the main board and position the other end as shown Using the Printer Options 5 37 ...

Page 162: ... mating connector on the main board then secure the board with the screws provided 3 Attach the plug end of the FG wire onto the FG pin located on top of the interface board 4 Set the DIP switches on the interface board according to the manual accompanying it 5 38 Using the Printer Options ...

Page 163: ...own below Use the CG screw to connect the round end of the FG frame ground wire to the main board 2 Holding the interface board level rotate it into position and attach it to the main board Make sure that the connector pins are properly inserted into the mating connector Using the Printer Options 5 39 ...

Page 164: ...ard according to the manual accompanying it If you have the 8143 see page 5 41 Attaching the interface board cover I Bend back the hinge plate on the interface board cover as shown below Note When you reattach the interface board rebend the plate to cover the opening The plate is sturdy but be careful not to subject it to excessive bending 5 40 Using the Printer Options ...

Page 165: ... to alter the communication protocol of the printer or the computer so that they can communicate properly In most cases you should use the information in your optional interface manual or your computer s manual to match the computer with the interface If you are using the 8143 optional interface board make sure that you read through the section below on baud rate selection You may also want to see...

Page 166: ...le for printers with buffers in the 8143 interface manual For more information on the LQ 510 s input buffer settings see the section on DIP switch functions in Chapter 3 of this manual Handshaking timing When the vacant area for data in the input buffer drops to 256 bytes the printer outputs an X OFF code or sets the DTR flag to 1 MARK indicating that it cannot receive data Error handling When a p...

Page 167: ...Chapter 6 Maintenance Cleaning the Printer 6 2 Replacing the Ribbon 6 4 Transporting the Printer 6 10 Maintenance 6 1 ...

Page 168: ...at its best you should clean it thoroughly several times a year Follow the steps below 1 Make sure that the printer is turned off Then remove the paper guide or the cut sheet feeder 2 Using a soft brush carefully remove all dust and dirt 6 2 Maintenance ...

Page 169: ...S l Never use alcohols or thinners to clean the printer since these chemicals can damage the components as well as the case l Be careful not to get water on the printer mechanism or electronic components l Do not use a hard or abrasive brush l Do not spray the inside of the printer with lubricants unsuitable oils can damage the mechanism Contact your Epson dealer if you think lubrication is needed...

Page 170: ...becomes too faint The 7753 standard ribbon cartridge or 7768 film ribbon cartridge are recommended for the LQ 510 printer Do not use ribbons designed for nine pin printers 1 Make sure that the printer is turned off Then remove the printer cover 6 4 Maintenance ...

Page 171: ...3 To remove the ribbon cartridge grip it by the black plastic tab and lift the cartridge straight up and out of the printer WARNING If the printer has just been used the print head may be hot Let it cool before attempting to replace the ribbon Maintenance 6 5 ...

Page 172: ...Replacing the Ribbon 4 Slide the print head to the middle of the printer 5 To remove slack in the new ribbon turn the ribbon tightening knob in the direction of the arrow 6 6 Maintenance ...

Page 173: ...Push the new ribbon cartridge firmly into position making sure the plastic hooks fit into the slots as shown below Note Press lightly on both sides of the cartridge to make sure the hooks are properly inserted Maintenance 6 7 ...

Page 174: ...etween the print head and ribbon guide while you turn the ribbon tightening knob to help feed the ribbon into place Be careful not to puncture the ribbon 8 Slide the print head from side to side to make sure it moves smoothly Also see that the ribbon is not twisted or creased 6 8 Maintenance ...

Page 175: ...Replacing the Ribbon 9 Close the paper tension unit cover 10 Insert the hooks on the printer cover unit into the printer and then tilt the printer cover back into place Maintenance 6 9 ...

Page 176: ...e any installed options as well as the paper guide and printer cover WARNING Turn the printer off before unplugging the power cable from the AC outlet 2 Unplug the power cable from the electrical outlet Coil the cable and tie it then disconnect the interface cable from the printer and the computer 3 Remove the ribbon cartridge and platen knob 4 Replace the packing materials and put the printer in ...

Page 177: ...Chapter 7 Troubleshooting Problems and Solutions 7 2 Power Supply 7 4 Printing 7 5 Paper Handling 7 14 Options 7 24 Troubleshooting 7 1 ...

Page 178: ...nting l The printer does not print l The print is faint or uneven l Dots are missing in the printed characters or graphics l Printed characters are not what you expected l The print position is not what you expected See 7 5 See 7 6 See 7 7 See 7 8 See 7 11 Paper handling l Single sheets do not feed properly See 7 14 l Continuous paper does not feed properly See 7 17 l Switching between single shee...

Page 179: ...ly l Using the pull tractor with the push tractor continuous paper does not feed properly l Using the font module the module s fonts do not print l Using an optional interface the printer does not operate properly See 7 24 See 7 28 See 7 32 See 7 32 Troubleshooting 7 3 ...

Page 180: ...t the power cable is properly plugged in to the electrical outlet The power switch is off Turn on the switch Power is not being supplied to the electrical outlet Plug another electrical device into the outlet to determine whether the outlet is operating properly If the electrical outlet is controlled by a switch use an electrical outlet that is not controlled by an outside switch 7 4 Troubleshooti...

Page 181: ...puter Secure the connector using the wire retaining clips You may not be using the correct interface cable Make sure your interface cable meets the printer and the computer specifications The printer may be off line and cannot receive data Press the ON LINE button The ON LINE light should go on See Chapter 3 The paper may be set too far to the right so that the paper detector cannot sense it Move ...

Page 182: ...f the printer reinstall the ribbon cartridge and take up any slack in the ribbon The ribbon may be worn Replace the ribbon cartridge See Chapter 6 This indicates an error in printer operation Turn off the printer check for paper jams or other problems then turn the printer back on If the printer still does not print correctly contact your Epson dealer The print head is overheated Wait a few minute...

Page 183: ...ositions The ribbon may be worn out A worn ribbon can damage the print head and should be replaced Install a new ribbon cartridge See Chapter 6 The paper thickness lever may not be set correctly for the paper you are using Set the paper thickness lever to match the thickness of your paper See Chapter 2 There is either too much slack in the ribbon or the ribbon has come loose and gotten caught on s...

Page 184: ... or install procedure to check the printer settings and reset as needed The wrong font is selected If your program accepts control codes set the codes to the values below to select the built in fonts Roman Sans Serif Draft ESC k 0 ESC k 1 ESC x 0 See Chapter 3 The wrong character table is selected If your application program is capable of sending control codes specify the Epson Extended Graphics c...

Page 185: ...c character table by changing a DIP switch setting To do this turn off the power set DIP switch 1 7 to off then turn on the power See Chapter 3 The wrong international character set is selected If your application program is capable of sending control codes specify the desired international character set using ESC R n See the description of ESC R in Chapter 9 You can also select the international ...

Page 186: ... If it is lit press the CONDENSED button to cancel the mode Also if your application program is capable of sending control codes you can cancel the condensed mode by sending the DC2 code to the printer See Chapter 9 The software may not be properly installed for your printer Use the program s setup or install procedure to check the printer settings and reset as needed Your software may be overridi...

Page 187: ...cro adjustment to adjust the loading position See Chapter 3 If the problem persists check the top margin set by your application software and adjust it The margin setting may not be correct Use your application program to change the margin In BASIC enter either of the following statements WIDTH LPRINT 255 WIDTH LPT1 255 If the printer still does not print properly set the right margin to the maxim...

Page 188: ...elf test function prints the number of printable lines that can fit on a single sheet Use this feature to determine the correct page length setting See Chapter 3 One inch skip over perforation may be set Set DIP switch 2 3 to off The loading position of the paper may be too high or too low Use the micro adjustment feature to reset the loading position so that the perforation is centered within the...

Page 189: ... mode by sending ESC U or ESC to the printer You can also select unidirectional printing by setting DIP switch 2 6 to off Unidirectional printing is slightly slower See Chapter 9 Note Use the data dump mode to check data being sent from the computer In the data dump mode data is printed in hexadecimal format and in ASCII characters See Data Dump Mode in Chapter 3 If the printer still does not prin...

Page 190: ...ut the platen did not move and paper was not fed You may be trying to feed paper using one of the control panel buttons while the printer is on line ON LINE light is on Press the ON LINE button once to set the printer off line then feed the paper After feeding the paper press the ON LINE button again to set the printer on line See Chapter 3 The left edge guide may be set too far to the right so th...

Page 191: ...es so that the paper can move up and down freely See Chapter 2 The paper may not be firmly inserted When feeding thicker than normal paper press down lightly on the paper while pressing the LOAD EJECT button The cut sheet feeder mode may be turned on DIP switch 1 8 is on When the cut sheet feeder is not in use DIP switch 1 8 should be off See Chapter 3 The edge guides may be too far apart Adjust t...

Page 192: ...hat paper is not in the paper guide before you turn the printer on The paper guide may not be attached or it may not be in the correct position When printing on single sheets use the paper guide in its upright position The paper may be dog eared Use new paper You may be trying to eject the paper using the FORM FEED button Always press the LOAD EJECT button to eject the paper The page length settin...

Page 193: ...ress the ON LINE button once to set the printer off line then try feeding paper After feeding paper press the ON LINE button again to set the printer on line See Chapter 3 The paper release lever may be pushed back to the single sheet position When using the tractor be sure the paper release lever is pulled forward to the continuous paper position See Chapter 2 Continuous paper may have already be...

Page 194: ...paper may be caught on the edge guides When using continuous paper make sure that the paper guide is lowered to the horizontal position and that the edge guides are positioned as far apart as possible See Chapter 2 The holes on the sides of the paper may not be aligned with each other Reposition the paper on the tractor pins See Chapter 2 The sprocket units are incorrectly positioned for the paper...

Page 195: ...pright position When using continuous paper make sure that the paper guide is in the lowered position so that it can act as a paper separator See Chapter 2 The paper thickness lever may be in the wrong position For printing on ordinary paper always set the lever to position 2 The paper dimensions may exceed the specified limitations Use only paper sizes that are within the specified range Your pri...

Page 196: ...ractor When highly accurate paper feed is necessary such as when printing carbon copies use the optional pull tractor The short tear off function may be selected When you resume printing the paper feeds backward to its loading position If you do not need this function set DIP switch 2 2 to off See Chapter 3 There may still be data in the print buffer The short tear off function works only if the d...

Page 197: ... button is pressed to load continuous paper the platen does not rotate and the paper is not loaded You may have tried to back feed too many pages Before ejecting the paper always tear off the last printed page See Chapter 3 You may be trying to eject labels Labels may jam when they are fed backward so always use the FORM FEED button and feed labels forward to eject them Pull the paper release leve...

Page 198: ... button is pressed to load a single sheet from the sheet guide the platen rotates in reverse the single sheet does not load and the continuous paper comes off the sprockets A single sheet may be in the paper guide causing the continuous paper to back out and to come off the sprockets When using continuous paper always make sure to remove any single sheets remaining in the paper guide The paper rel...

Page 199: ... before you changed the position of the paper release lever Remove the jammed paper and try again Also check that the PAPER OUT light comes on before changing the position of the paper release lever to make sure that the continuous paper is completely ejected When there is more than one page to feed backward to eject you must press the LOAD EJECT button at least two times DIP switch 2 2 short tear...

Page 200: ... feeding the paper Paper feeds automatically when the cut sheet feeder receives a print command from the computer only while the printer is on line The printer may be off line Press the ON LINE button to put the printer on line The cut sheet feeder mode may be off Set DIP switch 1 8 to on If your program allows you to use control codes use ESC EM 4 to set the cut sheet feeder mode The printer must...

Page 201: ...at the mounting notches are properly mated with the pins on the printer See Chapter 5 The cut sheet feeder may be out of paper Load more paper in the cut sheet feeder s bin The paper release lever may not be in the single sheet position Push the lever back to the single sheet position See Chapter 5 The paper set levers may be pulled forward After loading a stack of paper in the cut sheet feeder pu...

Page 202: ...sheet feeder if necessary You may have loaded too many sheets in the cut sheet feeder s bin Remove the sheets The bin can hold a maximum of 150 sheets There may be only one sheet left in the bin The last sheet in the bin may not feed so add more paper You may have loaded too many sheets in the cut sheet feeder s bin Remove the sheets The bin can hold a maximum of 150 sheets You may have forgotten ...

Page 203: ...des to the width of the paper There may be too much outgoing paper Never let more than 80 sheets of outgoing paper accumulate while printing The weight of your paper may be too heavy or too light for the cut sheet feeder Refer to the specifications in Chapter 8 and make sure that your paper is the proper size and quality The single sheet may have been inserted in the wrong place Check it and try a...

Page 204: ...the paper does not feed at all Platen does not rotate The page length setting may be wrong Run a self test in cut sheet feeder mode The printer will automatically measure the paper loaded and set the correct page length See Chapter 5 You may have to change the top or bottom margin or page length for your application program The printer may be on line Before using the control panel buttons to feed ...

Page 205: ...it feeds straight in line with the sprockets The supply of paper may be too far from the printer Position the paper supply so that it is less than three feet or one meter away The paper may be caught on the edge guides When using continuous paper make sure that the paper guide is folded backwards over the paper and that the edge guides are moved to each edge of the paper guide See Chapter 2 The pu...

Page 206: ...the skip The loading position of the paper may be too high or too low Use the micro adjustment feature to reset the loading position The paper may be slack Adjust the position of the sprockets to take up any slack along the width of the paper Remove slack lengthwise by pressing in and rotating the pull tractor knob on the right Do not turn the platen knob The paper thickness lever may not be corre...

Page 207: ...rt tear off function may be selected The short tear off function cannot be used with the pull tractor so be sure to set DIP switch 2 2 to off See Chapter 3 When the LOAD EJECT When the paper release lever is in the button is pressed to continuous paper position the paper eject the paper the feeds backward to eject When using the paper comes off the pull pull tractor press the FORM FEED button trac...

Page 208: ...es not print or the printout is not what you expected The font module may be inserted the wrong way Align the marks on the module and the slot and insert it properly The font in the module may not be correctly selected Select the slot by pressing the FONT button on the control panel If your program allows you to use control codes use ESC k command to select the font The interface board may be loos...

Page 209: ...ay be trying to use a cable with the wrong specification Make sure that the cable matches the specifications of the interface The DIP switches or jumpers on the interface board may be set wrong See the interface manual for the correct settings The interface settings on the computer may be wrong See your computer manual for the correct settings The computer and interface settings may not match Matc...

Page 210: ...er still does not operate properly after checking the above points run a self test of the interface to make sure that there are no on board defects If any abnormality is found contact your Epson dealer 7 34 Troubleshooting ...

Page 211: ... 8 8 Environment 8 8 Interface Specifications 8 9 Pin Assignments for the Parallel Interface 8 9 Interface Timing 8 11 Printing Enabled Disabled Signals and Control Conditions 8 12 Option Specifications 8 13 Single bin Cut Sheet Feeder 8 13 Initialization 8 15 Default Settings 8 15 Technical Specifications 8 1 ...

Page 212: ...rectional logic seeking for text printing Unidirectional for graphics can also be switched to bidirectional by using the proper software command when DIP switch 2 6 is on Line spacing Paper feed speed continuous feed l 6 inch or programmable in increments of 1 360th of an inch Single sheet 2 2 inches per set 100 ms line Continuous 2 2 inches per sec 100 ms line 8 2 Technical Specifications ...

Page 213: ...ier LQ Epson Prestige LQ Epson Script LQ Epson OCR B LQ Epson OCR A LQ Epson Orator LQ Epson Orator S Character fonts Font Available sizes Characters per inch Epson Draft 10 12 15 Epson Roman 10 12 15 Proportional Epson Sans Serif 10 12 15 Proportional Characters 96 standard ASCII character set including italic characters 15 international character sets Epson Extended Graphics character set Techni...

Page 214: ...e sheet Continuous Envelope Labels continuous only Single sheet 7 2 to 10 1 inches 182 to 257 mm 4 to 10 inches 101 to 254 mm 6 5 or 9 5 inches 166 or 240 mm 21 2 x 15 16 inches minimum 63 5 x 23 8 mm 7 2 to 14 3 inches 182 to 364 mm Single sheet 8 4 Technical Specifications ...

Page 215: ...hen the 4 to 9 5 inch 101 mm to 242 mm width paper is used 0 98 inches 25 mm or more both sides when the 10 inch 254 mm width paper is used Note Envelope printing is only available at normal temperature Load the envelope with its long side horizontal Technical Specifications 8 5 ...

Page 216: ... 0 25 mm Envelope 0 0063 to 0 0197 inches 0 16 to 0 52 mm Label 0 01 inches with Maximum 0 28 mm backing Up to 3 sheets including the original Total thickness must not exceed 0 01 inches 0 25 mm 24 lb paper printing is only available at normal temperature Labels with a pressure sensitive paper joined by line or dot glue and with a total thickness less than or equal to 0 0118 inches 0 3 mm can be p...

Page 217: ...er Quality characters at 48 dots character 7768 200 000 characters in Letter Quality characters at 48 dots character MCBF MTBF Print head life For all components excluding print head 3 000 000 lines 4000 power on hours duty 25 200 000 000 strokes wire Dimensions and weight excluding knobs and paper guides Height 5 51 inches 139 9 mm Width 16 46 inches 418 0 mm Depth 13 66 inches 347 0 mm Weight 13...

Page 218: ...plied for one minute chassis Environment Temperature Humidity Shock Vibration Operation angle Operation 40 F to 95 F 5 C to 35 C Storage 22 F to 140 F 30 C to 60 C Operation 10 to 80 noncondensing Storage 5 to 85 noncondensing Operation Up to 1 G within 1 ms Storage Up to 2 G within 1 ms Operation Up to 0 25 G at up to 55 Hz Storage Up to 0 50 G at up to 55 Hz Less than 15 without cut sheet feeder...

Page 219: ...N IN IN OUT OUT OUT Description STROBE pulse to read data Pulse width must be more than 0 5 microseconds at the receiving terminal These signals represent information of the 1st to 8th bits of parallel data respectively Each signal is at HIGH level when data is logical 1 and LOW when it is logical 0 About an 11 microsecond pulse LOW indicates that data has been received and that the printer is rea...

Page 220: ...Interface Specifications 8 10 Technical Specifications ...

Page 221: ...bles should be shielded and connected to the chassis of the host computer and the printer All interface conditions are based on TTL level Both the rise and the fall times of each signal must be less than 0 2 microseconds Data transfer must be carried out by observing the ACKNLG or BUSY signal Data transfer to this printer can be carried out only after receipt of the ACKNLG signal or when the level...

Page 222: ...sabled on on off enabled control on line Low J1 DC1 DC3 High High Low Pulsed Enabled interface no effect ea char normal cond on line High DC1 High High Low Pulsed Enabled Recv d ea char on line High DC3 High High Low Pulsed Disabled Recv d ea char off line High Low DC1 DC3 Low High Not Disabled no effect no effect generated While printing is disabled character data is being received and acknowledg...

Page 223: ...b Up to 185 sheets of 17 lb Up to 100 sheets of 24 lb Total thickness should not exceed 9 32 inches or 15 mm Stacker capacity Single sheet Up to 80 sheets of 22 lb Up to 100 sheets of 17 lb Up to 55 sheets of 24 lb MCBF Environmental condition 100 000 cycles Temperature Operation 40 F to 95 F 5 C to 35 C Storage 22 F to 140 F 30 C to 60 C Humidity Operation 15 to 80 noncondensing Storage 5 to 85 n...

Page 224: ...s 0 07 to 0 14 mm Weight 17 lb to 24 lb Printable area 64 g m2 to 90g m2 l 24 lb paper printing is only available at normal temperature Paper feed accuracy cannot be assured within 0 9 22 mm from either the top or bottom edges of the paper Storage condition Temperature 65 F to 70 F 18 C to 22 C Humidity 40 to 60 8 14 Technical Specifications ...

Page 225: ...id when the printer is initialized Item Top of form position Left and right margins Line spacing Vertical tab position Horizontal tab positions VFU channel Font selection Condensed mode Character spacing Justification Special printing effects Graphic mode assignment Reset to Current paper position Cancelled 16 inch line spacing Cleared Every eight characters Channel 0 Hardware The current DIP swit...

Page 226: ...fer is cleared when the printer is initialized by turning on the power or by an INIT signal Note The user defined character set is not cleared when the printer is initialized with the software command ESC 8 16 Technical Specifications ...

Page 227: ...ds Arranged by Topic 9 8 Printer Operation 9 8 MSB Control 9 11 Data Control 9 12 Vertical Motion 9 13 Horizontal Motion 9 19 Overall Printing Style 9 22 Print Size and Character Width 9 24 Print Enhancement 9 28 Word Processing 9 33 Character Tables 9 34 User defined Characters 9 36 Graphics 9 38 Command Summary 9 1 ...

Page 228: ... separately the commands are divided into the following subjects Printer operation Print size and character width MSB control Print enhancement Data control Word processing Vertical motion Character sets Horizontal motion User defined characters Overall printing style Graphics Each command description has a format section and a comment section The format section gives the ASCII decimal and hexadec...

Page 229: ...SCII code ESC W n Decimal 27 87 n Hexadecimal 1B 57 n In this case n can be either 1 on or 0 off to begin or end double wide printing You can use either of the following commands to turn on double wide print from BASIC LPRINT CHR 27 CHR 87 CHR l LPRINT CHR 27 W CHR l For the following commands that use only 0 or 1 for the variable either the decimal or hexadecimal values 1 and 0 or the ASCII chara...

Page 230: ... in that column For example you press the control key and A at the same time to send the value 1 Some application programs that use this system cannot use Control and many programs use the control keys for other purposes Dec Hex Ctrl Key 0 00 1 01 A 2 02 B 3 03 C 4 04 D 5 05 E 6 06 F 7 07 G 8 08 H 9 09 I 10 0A J 11 0B K 12 0C L 13 0D M Dec Hex Ctrl Key 14 0E 15 0F 16 10 17 11 18 12 19 13 20 14 21 ...

Page 231: ...5 ESC 38 26 ESC 40 28 Beeper 9 12 Backspace 9 20 Tab Horizontally 9 21 Line Feed 9 14 Tab Vertically 9 17 Form Feed 9 13 Carriage Return 9 12 Select Double wide Mode one line 9 26 Select Condensed Mode 9 25 Select Printer 9 8 Cancel Condensed Mode 9 26 Deselect Printer 9 9 Cancel Double wide Mode one line 9 27 Cancel Line 9 12 Delete Character 9 9 Select Double wide Mode one line 9 27 Select Conde...

Page 232: ...cing 9 15 Select l 6 inch Line Spacing 9 15 Set n 180 inch Line Spacing 9 16 Select Italic Mode 9 34 Cancel Italic Mode 9 35 Enable Printable Characters 9 37 Enable Upper Control Codes 9 37 Copy ROM to RAM 9 36 Select Unidirectional Mode one line 9 9 Set MSB to 0 9 11 Set MSB to 1 9 11 Reassign Graphics Mode 9 40 Initialize Printer 9 8 Set n 60 inch Line Spacing 9 16 Set Vertical Tabs 9 17 Set Pag...

Page 233: ...9 Select an International Character Set 9 35 Select Superscript Mode 9 29 Select Subscript Mode 9 30 Cancel Superscript Subscript Mode 9 30 Turn Unidirectional Mode On Off 9 10 Turn Double wide Mode On Off 9 27 Select High speed Double density Graphics Mode 9 38 Select Quadruple density Graphics Mode 9 39 Set Relative Print Position 9 21 Select Justification 9 33 Set Vertical Tabs in Channels 9 18...

Page 234: ...mat ASCII code ESC Decimal 27 64 Hexadecimal 1B 40 Comments Resets the printer mode and clears the current print line preceding the command DC1 Select Printer Format ASCII code DC1 Decimal 17 H e x a d e c i m a l 1 1 Comments Returns the printer to the selected state if it has been deselected by the printer deselect code DC3 It does not select the printer if it has been switched off line by the O...

Page 235: ... 127 H e x a d e c i m a l 7 F Comments Removes the last text character on the print line but does not affect control codes ESC Select Unidirectional Mode one line Format ASCII code ESC Decimal 27 60 Hexadecimal 1B 3C Comments Printing is normally bidirectional This command selects unidirectional printing for one line only It is cancelled by a carriage return The print head moves to the extreme le...

Page 236: ...ate positioning This setting can also be performed by SelecType ESC EM Format ASCII code ESC EM n Decimal 27 25 n Hexadecimal 1B 19 n Control Cut Sheet Feeder Comments The following values can be used for n 0 Turns mode off 4 Turns mode on R Ejects a sheet No paper is loaded The command should not be used unless the cut sheet feeder is installed It is ignored if any value other than 0 4 or R is us...

Page 237: ...B of all incoming data to 0 Some computers always send data with the MSB set to 1 which means that italics or character graphics are always printed ESC can overcome this problem ESC Format ASCII code ESC Decimal 27 62 Hexadecimal 1B 3E Set MSB to 1 Comments Sets the MSB bit of all incoming data as 1 ESC Format ASCII code ESC Decimal 27 35 Hexadecimal 1B 23 Cancel MSB Control Comments Cancels the M...

Page 238: ... a d e c i m a l 0 D Carriage Return Comments Prints the data in the print buffer and returns the print position to the left margin A line feed is added if the AUTO FEED XT line on the parallel interface is held LOW CAN Cancel Line Format ASCII code CAN Decimal 24 H e x a d e c i m a l 1 8 Comments Clears all text on the print line but does not affect control codes 9 12 Command Summary ...

Page 239: ...7 n Hexadecimal 1B 43 n Set Page Length in Lines Comments Sets the page length to n lines in the current line spacing The value of n must be from 1 to 127 lines The top of form position is reset to the current line Overrides the DIP switch page length setting ESC C 0 Set Page Length in Inches Format ASCII code ESC C 0 n Decimal 27 67 0 n Hexadecimal 1B 43 00 n Comments Sets the page length to n in...

Page 240: ...is setting is cancelled by ESC 0 ESC C or ESC C 0 The value of n must be from 1 to 127 Overrides the DIP switch setting for 1 inch skip over perforation ESC O Format ASCII code ESC O Decimal 27 79 Hexadecimal 1B 4F Cancel Skip Over Perforation Comments Cancels the skip over perforation set by ESC N Overrides the DIP switch setting for 1 inch skip over perforation LF Line Feed Format ASCII code LF ...

Page 241: ... ESC 2 Decimal 27 50 Hexadecimal 1B 32 Select 1 6 inch Line Spacing Comments Sets the line spacing to l 6 of an inch for subsequent line feed commands The 2 is the digit two and not ASCII code 2 This line spacing is the default at power on ESC Set n 360 inch Line Spacing Format ASCII code ESC n Decimal 27 43 n Hexadecimal 1B 2B n Comments Sets line spacing to n 360 of an inch for subsequent line f...

Page 242: ...Spacing Format ASCII code ESC A n Decimal 27 65 n Hexadecimal 1B 41 n Comments Sets the line spacing to n 60 of an inch for subsequent line feed commands The value of n must be from 0 to 85 ESC J Perform n 180 inch Line Feed Format ASCII code ESC J n Decimal 27 74 n Hexadecimal 1B 4A n Comments Advances the paper n 180 of an inch The value of n must be from 0 to 255 This command produces an immedi...

Page 243: ...per advances one line ESC B Set Vertical Tabs Format ASCII code ESC B n1 n2 0 Decimal 27 66 n1 n2 0 Hexadecimal 1B 42 n1 n2 00 Comments Sets up to 16 vertical tabs in the current line spacing Tab settings are not affected by subsequent changes in line spacing The tab settings are entered as n1 n2 etc all from 1 to 225 in ascending order The 0 value null indicates the end of the command All setting...

Page 244: ...rom 0 to 7 Therefore up to eight sets of vertical tabs can be set The channels are selected by ESC To clear the tabs in channel c use ESC b c 0 ESC Select Vertical Tab Channel Format ASCII code ESC c Decimal 27 47 c Hexadecimal 1B 2F c Comments This command is used to select the vertical tab channel with the value of c from 0 to 7 All subsequent VT commands use the channel selected by this command...

Page 245: ...e Use lowercase 1 as in left not the numeral one The minimum space between the margins is the width of one double wide 10 cpi character ESC Q Format ASCII code ESC Q n Decimal 27 81 n Hexadecimal 1B 51 n Set Right Margin Comments Sets the right margin to n columns in the current character size Settings made in the proportional mode are treated as 10 cpi This command clears previous tab settings an...

Page 246: ... if ESC a2 or ESC a3 has been sent ESC Set Absolute Print Position Format ASCII code ESC n1 n2 Decimal 27 36 n1 n 2 Hexadecimal 1B 24 n1 n2 Comments This sequence specifies the distance from the current left margin that subsequent characters are to be printed using this formula total number of dots n1 n2 x 256 Each unit equals 1 60th of an inch The sequence is ignored and the previous setting rema...

Page 247: ... from 65536 Send the resulting number using this formula total number of dots n1 256 x n2 The command is ignored if it would move the print position outside the current margins A unit is 1 120th of an inch in draft and 1 180th of an inch in Letter Quality or proportional modes HT Tab Horizontally Format ASCII code HT Decimal 9 H e x a d e c i m a l 0 9 Comments Advances the print position to the n...

Page 248: ...der ESC D 0 clears all tabs The default settings when power is turned on or after an ESC command are at every eight characters The tab settings are not affected by changes in cpi The tab positions in proportional printing are determined by the 10 cpi character size Overall Printing Style ESC x Select Letter Quality or Draft Format ASCII code ESC x n Decimal 27 120 n Hexadecimal 1B 78 n Comments Th...

Page 249: ... 0 Roman 5 OCR B 1 Sans Serif 6 OCR A 2 Courier 7 Orator 3 Prestige 8 Orator S 4 Script Typestyle families 2 to 8 are available only if the appropriate font module is installed such as the Multi Font Module Overrides the SelecType panel setting and DIP switch font setting ESC Master Select Format ASCII code ESC n Decimal 27 33 n Hexadecimal 1B 21 n Comments Selects any valid combination of the fol...

Page 250: ...his command is normally used to cancel 12 or 15 cpi ESC M Select 12 CPI Format ASCII code ESC M Decimal 27 77 Hexadecimal 1B 4D Comments Selects 12 character per inch printing ESC g Format ASCII code ESC g Decimal 27 103 Hexadecimal 1B 67 Select 15 CPI Comments Selects 15 character per inch printing and cancels 10 or 12 cpi Cannot be combined with condensed mode 9 24 Command Summary ...

Page 251: ...command overrides the condensed mode and fixed cpi fonts When proportional is cancelled the previously selected font is used Graphic characters are printed in fixed cpi only proportional mode is only available in Roman and Sans Serif fonts SI Select Condensed Mode Format ASCII code SI Decimal 15 H e x a d e c i m a l 0 F Comments Prints characters at about 60 percent of their normal width For exam...

Page 252: ...rol panel DC2 Cancel Condensed Mode Format ASCII code DC2 Decimal 18 H e x a d e c i m a l 1 2 Comments Cancels condensed mode set by SI ESC SI or SelecType and returns printing to normal so Format ASCII code SO Decimal 14 H e x a d e c i m a l 0 E Select Double wide Mode one line Comments Doubles the width of all characters on one line This mode is cancelled by LF FF VT or DC4 9 26 Command Summar...

Page 253: ...at ASCII code ESC W n Decimal 27 87 n Hexadecimal 1B 57 n Comments Doubles the width of all characters The following values can be used for n 1 Turns mode on 0 Turns mode off DC4 Format ASCII code DC4 Decimal 20 H e x a d e c i m a l 1 4 Cancel Double wide Mode one line Comments Cancels double wide mode selected by SO or ESC SO but not double wide mode selected by ESC W or ESC Command Summary 9 27...

Page 254: ...urns mode off Cannot be used with the pull tractor Print Enhancement ESC E Format ASCII code ESC E Decimal 27 69 Hexadecimal 1B 45 Select Emphasized Mode Comments Makes text bolder by printing each dot twice with the second dot printed slightly to the right of the first ESC F Format ASCII code ESC F Decimal 27 70 Hexadecimal 1B 46 Cancel Emphasized Mode Comments Cancels the emphasized mode selecte...

Page 255: ...ghtly below the first ESC H Cancel Double strike Mode Format ASCII code ESC H Decimal 27 72 Hexadecimal 1B 48 Comments Cancels the double strike mode selected by ESC G ESC S 0 Format ASCII code ESC S 0 Decimal 27 83 0 Hexadecimal 1B 53 00 Select Superscript Mode Comments Prints characters about two thirds of the normal character height in the upper part of the character space Command Summary 9 29 ...

Page 256: ...lect Subscript Mode Comments Prints characters about two thirds of the normal character height in the lower part of the character space ESC T Cancel Superscript Subscript Mode Format ASCII code ESC T Decimal 27 84 Hexadecimal 1B 54 Comments Cancels either superscript or subscript 9 30 Command Summary ...

Page 257: ...ollowing values for the first 3 variables n1 must be 3 n2 must be 0 m must be 1 The value of d1 determines the location of the score d1 1 for underline d1 2 for strike through d1 3 for overscore The value of d2 determines whether the score line is single double broken or continuous d2 0 Cancel the score line selected by d1 d2 1 Single continuous line d2 2 Double continuous line d2 5 Single broken ...

Page 258: ... skipped with HT or ESC are not underlined ESC q Format ASCII code ESC q n Decimal 27 113 n Hexadecimal 1B 71 n Select Character Style Comments The following values can be used for n 0 Selects normal 1 Selects outline 2 Selects shadow 3 Selects outline with shadow This command is valid for all characters with the exception of character codes B0H to DFH F4H and F5H 176 to 223 244 and 245 decimal in...

Page 259: ... when the buffer becomes full HT and BS are invalid except in n 0 mode For n 3 there must be no carriage returns within a paragraph ESC SP space Format ASCII code ESC SP n Decimal 27 32 n Hexadecimal 1B 20 n Set Intercharacter Space Comments Sets the amount of space added to the right of each character in addition to the space already allowed in the design of the character The number of dots is de...

Page 260: ...racter table 1 Selects Epson Extended Graphics character table 2 Selects user defined character table and remaps user defined O 127 to 128 255 Overrides the function of DIP switch 1 7 Note that the value of n must equal 00 hex 01 hex or 02 hex ESC 4 Select Italic Mode Format ASCII code ESC 4 Decimal 27 52 Hexadecimal 1B 34 Comments Causes characters from the italic character table to be printed Th...

Page 261: ...ormat ASCII code ESC R n Decimal 27 82 n Hexadecimal 1B 52 n Comments Selects one of the international character sets The following values can be used for n 0 USA 8 Japan 1 France 9 Norway 2 Germany 10 Denmark II 3 England 11 Spain II 4 Denmark I 12 Latin America 5 Sweden 13 Korea 6 Italy 64 Legal 7 Spain I Overrides the DIP switch settings of the international character set Command Summary 9 35 ...

Page 262: ...ntly selected mode When defining characters DIP switch 2 5 must be set to off ESC Copy ROM to RAM Format ASCII code ESC 0 n 0 Decimal 27 58 0 n 0 Hexadecimal 1B 3A 00 n 00 Comments This sequence copies the characters in ROM to RAM so that specific characters can be redefined The variable n represents the font family Fonts in font cartridges except Orator and Orator S can also be copied The LQ 510 ...

Page 263: ...e Printable Characters Format ASCII code ESC 6 Decimal 27 54 Hexadecimal 1B 36 Comments When the Epson Extended Graphics character table is selected ESC 6 enables the printing of codes 128 through 159 decimal as characters not control codes See the Appendix for characters printed ESC 7 Format ASCII code ESC 7 Decimal 27 55 Hexadecimal 1B 37 Enable Upper Control Codes Comments When the Epson Extend...

Page 264: ... number of columns n1 n2 x 256 ESC L Select Double density Graphics Mode Format ASCII code ESC L n1 n2 Decimal 27 76 n1 n2 Hexadecimal 1B 4C n1 n2 Comments Turns on 8 pin low speed double density graphics mode The total number of columns n1 n2 x 256 ESC Y Select High speed Double density Graphics Mode Format ASCII code ESC Y n1 n2 Decimal 27 89 n1 n2 Hexadecimal 1B 59 n1 n2 Comments Turns on 8 pin...

Page 265: ...1 n2 Hexadecimal 1B 2A m n1 n 2 Comments Turns on graphics mode m Refer to the following table for details on the available modes The total number of columns n1 n2 x 256 Option Pins m Single density 8 0 Double density 8 1 High speed double density 8 2 Quadruple density 8 3 CRT I 8 4 CRT II 8 6 Single density 24 32 Double density 24 33 CRT III 24 38 Triple density 24 39 Hex density 24 40 Horiz dens...

Page 266: ...ics Mode Format ASCII code ESC S m Decimal 27 63 s m Hexadecimal 1B 3F s m Comments Changes from one graphics mode to another The variable s is a character K L Y or Z The variable m corresponds to the mode m in the ESC command 9 40 Command Summary ...

Page 267: ...Appendix Proportional Width Table A 2 Character Tables A 6 A 1 ...

Page 268: ...international characters Also see the descriptions of the ESC R and ESC t commands in Chapter 10 for information on how to use these characters The following width table shows each character its ASCII code hexadecimal and its width If there are two numbers in the width column the second one is for the superscript subscript version of the character Code 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E ...

Page 269: ... 36 24 36 24 36 24 36 24 36 24 36 24 36 24 42 28 36 24 42 28 36 24 36 24 30 20 24 16 30 20 24 16 30 20 30 20 18 12 30 20 36 24 30 20 Code 64 65 66 67 68 69 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E CHR d e f g h i j k l m n o p q r S t U V W X y z Width 36 24 30 20 24 16 36 24 36 24 18 12 24 16 36 24 18 12 42 28 36 24 30 20 36 24 36 24 30 20 30 20 24 16 36 24 36 24 42 28 30 20...

Page 270: ...0 20 30 20 36 24 42 28 30 20 30 20 18 12 30 20 36 24 36 24 36 24 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 Code B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF co Cl C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC C D CE CF D0 D1 D2 Width 30 20 30 20 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 A 4 ...

Page 271: ...EC ED EE EF F0 F1 F2 F3 F4 F5 F6 F7 CHR Width 30 30 30 30 30 30 30 30 30 30 30 30 30 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 20 30 30 30 30 30 30 30 30 Code F8 F9 FA FB FC FD FE CHR Width 30 30 30 30 30 30 30 24 16 30 20 36 24 36 24 30 20 30 20 30 20 A 5 ...

Page 272: ...o print hex codes 80 to 9F as characters ESC 6 or control codes ESC 7 Italic Character Table CODE 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 0 P t p 0 P p 1 I l A Q a q l A Q a q 2 2 B R b r 2 B R b r 3 3 C S c s 3 C S c s 4 4 D T d t 4 D T d t 5 5 E U e u 5 E U e u 6 6 F V f v 6 F V f v 7 7 G W g w 7 G W g w 8 8 H X h x 8 H X h x 9 9 I Y i y 9 I Y i y A J Z j z J Z j z B K k K k C L l L l D M m M J m E N ...

Page 273: ...Character Tables Epson Extended Graphics Character Table CODE 0 1 2 3 4 5 6 7 6 9 A B C D E F 0 1 2 3 4 5 6 7 8 9 A B C D E F A 7 ...

Page 274: ...A 8 ...

Page 275: ...ernal control through the parallel connector the printer will automatically feed the paper one line after receiving a CR code baud rate A measure of the speed of data transmission Usually expressed in bits per second or bps bidirectional printing Printing in which the print head alternates printing a line left to right then the next line right to left and so on Because the head prints in both dire...

Page 276: ... cpi has 17 characters per inch Useful for fitting wide tables or spreadsheets onto the paper continuous paper Paper which has sprocket feed holes on both long edges is perforated between pages and is supplied in a folded stack Also called fanfold paper control code In addition to the codes for printable characters the ASCII standard also includes 33 other codes which are called control codes Thes...

Page 277: ...of individual dots double high printing Printing in which each character is twice as tall as normal double strike printing A way of producing bolder characters Each character is printed twice the second time the dots are printed slightly below the original dots Can only be used in draft mode double wide printing A print width in which each character is twice as wide as normal characters The cpi is...

Page 278: ...nal computers font A font is a style of type designated by a family name form In printer terminology a form normally refers to a page form feed Refers to both a control code and a panel button that advances the paper to the top of the next page hexadecimal hex See number systems initialize To establish the initial default status of the printer by turning the printer on or by sending an INIT signal...

Page 279: ...printer s memory The printer then prints information from its own memory at a much slower rate This way of printing frees the computer to do other work while the printer is still working The printer memory is sometimes called the buffer memory or input buffer micro adjustment A feature that adjusts the paper loading and short tear off positions by the smallest possible increments number systems Th...

Page 280: ... on paper tension unit The part of the printer that fits above the platen to assure proper paper tension in the printing area parallel interface An interface that connects the computer and the printer A parallel interface transmits data one character or code at a time See also serial interface platen The black roller that provides the backing for the paper during printing print quality Your printe...

Page 281: ... the printer prints out its current DIP switch settings and the characters that are stored in its ROM Read Only Memory serial interface A serial interface transmits data one bit at a time See also parallel interface short tear off A feature that automatically feeds the perforation of continuous paper to the tear off position to be removed by the operator and then draws the paper back to the loadin...

Page 282: ... inch Also referred to as elite unidirectional printing Printing in one direction only Allows more precise vertical alignment than bidirectional printing Often used for printing graphics user defined characters Characters that are defined and stored in the printer by the user Also known as download characters 8 Glossary ...

Page 283: ...tware control 9 22 40 spacing 4 2 3 4 6 8 9 24 25 tables 3 22 23 Cleaning printer 6 2 3 Column reservation numbers 4 14 Command summary 9 1 40 Condensed button 3 4 Condensed mode 3 19 4 6 8 Configuring application software 1 25 Connecting printer 1 22 24 Continuous paper maximum width 2 6 loading 2 6 12 Control key table 9 4 Control panel 3 2 5 buttons 3 3 5 lights 3 2 Cut sheet feeder 5 2 16 capa...

Page 284: ...designing 4 20 31 downloading 4 22 26 draft 3 18 letter quality 3 18 selecting 3 8 3 17 user defined 4 20 31 Form feed button 3 18 Graphics mode 4 9 19 Greek characters 3 22 23 H Help where to get Intro 6 I Indicator lights 3 2 Initialization 8 15 Input buffer capacity 3 9 Interface boards 5 34 42 compatibility 5 35 installation 5 35 41 interface descriptions 5 34 35 new serial interface 8143 5 41...

Page 285: ...ckness 8 6 8 14 weight 8 6 8 14 width 8 4 8 14 Paper guide single sheet paper 1 10 2 2 5 2 15 continuous paper 2 11 Paper loading position 3 12 13 Paper release lever 2 7 Paper thickness lever 2 20 23 Paper thickness table 2 22 Paper out light 3 2 Parallel interface see also Interface boards connecting 1 22 24 specifications 8 9 12 Pin labels 4 11 12 Platen knob 1 6 7 Power light 3 2 Printable are...

Page 286: ...er 1 1 25 Shadow mode 4 6 9 32 Short tear off 3 14 16 Single sheet paper minimum maximum width 2 2 loading 2 2 5 2 13 19 Size character 3 19 4 3 4 Skip over perforation 3 11 Software configuring 1 25 controlling printer features 9 1 40 Spacing characters per inch 4 2 3 proportional 4 2 3 4 6 8 Special paper 2 20 27 Special printing effects 4 4 8 Specifications 8 1 16 cut sheet feeder 8 13 14 defau...

Page 287: ...ting printer 6 10 Troubleshooting 7 1 34 optional accessories 7 24 34 paper handling 7 14 23 power supply 7 4 printing 7 5 13 Typestyles 3 17 19 4 6 8 4 20 31 see also Fonts Underline mode 4 5 4 6 8 9 31 Unpacking printer 1 2 3 Ventilation 1 4 Index 5 ...

Page 288: ...6 Index ...

Page 289: ......

Page 290: ...hics Mode 9 38 ESC Y 8 9 59 Select High speed Double density 9 38 ESC Z 9 0 5A Select Quadruple density Graphics 9 39 ESC 42 2A Select Graphics Mode 9 39 ESC 6 3 3F Reassign Graphics Mode 9 40 DIP switch settings DIP Switch 1 SW Description 1 1 International character set 1 2 1 3 1 4 Font selection 1 5 1 6 Condensed mode on off 1 7 Character table 1 8 Cut sheet feeder mode on off ON OFF See page 3...

Page 291: ...sted briefly for quick reference For a more detailed explanation see the page reference in Chapter 9 Variables are not included in this quick reference due to their complexity For those codes that contain variables such as ESC Q n for setting the right margin see Chapter 9 ...

Page 292: ...y 9 23 21 Master Select 9 23 Print Size and Character Width Print Enhancement ASCII ESC E Dec Hex Description Pg 69 45 Select Emphasized Mode 9 28 ESC F 70 46 Cancel Emphasized Mode 9 28 ESC G 71 47 ESC H 72 48 Select Double strike Mode I 9 29 Cancel Double strike Mode 9 29 9 29 9 30 ESC S 0 83 5 3 SelectSuperscriptMode ESC S 1 8 3 53 Select Subscript Mode ESC T 84 54 Cancel Superscript Mode ESC 4...

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