Epson ActionPrinter L-750 User Manual Download Page 106

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The Interface Boards

#8143

baud rate selection

Baud rate

S W 1 - 7

SW1-1

SW1-4

S W 1 - 3

7 5

O N

1 1 0

O N

O F F

134.5 ON

ON OFF ON

150

ON ON

OFF

200

OFF ON ON

300

OFF ON

OFF

600

OFF

OFF ON

1200

OFF

1800

OFF ON ON ON

2400

OFF ON ON

OFF

4800

OFF ON

9600

OFF ON

OFF

19200

OFF

OFF ON ON

19200

OFF

OFF ON

OFF

19200

OFF

OFF ON

19200

OFF

Note:

During current loop operation, normal data transfer cannot

be guaranteed at a baud rate higher than 1200 bps.

Appendix A-9

Summary of Contents for ActionPrinter L-750

Page 1: ......

Page 2: ... openings should never be blocked by placing the product on a bed sofa rug or other similar surface This product should never be placed near or over a radiator or heat register This product should not be placed in a built in installation unless proper ventilation is provided 7 This product should be operated from the type of power source indicated on the marking label If you are not sure of the ty...

Page 3: ...move may expose you to dangerous voltage points or other risks Refer all servicing in those compartments to service personnel 13 Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions A When the power cord or plug is damaged or frayed B If liquid has been spilled into the product C If the product has been exposed to rain or water ...

Page 4: ...provides product information and toll free support to its dealers and service centers Epson is confident that this policy will provide you with the assistance you need For service center and technical support referrals please call our Consumer Information number 1 800 922 8911 Options and Supplies To locate or purchase ActionPrinter accessories or supplies please call 1 800 873 7766 ...

Page 5: ...ical Specifications 5 1 Printer Specifications 5 2 Interface Specifications 5 7 Initialization 5 11 Default Settings 5 12 Chapter 6 Command Summary 6 1 Appendix A 1 The Interface Boards A 2 Glossary Index i i Contents ...

Page 6: ... mode with fast printing of up to 216 characters per second in 12 pitch 12 characters per inch Two built in Letter Quality fonts Roman and Sans Serif for producing high quality documents A convenient control panel design that allows for direct selection of fonts Fourteen international character sets a legal set italics and the Epson Extended Graphics set Easy paper handling featuring automatic sin...

Page 7: ...nter operation This information is necessary for the day to day operation of your printer Other chapters contain information on general maintenance specifications and printer commands There is also a glossary of printer terms and an index At the back of this guide is a Quick Reference card Conventions used in this guide WARNINGS must be followed carefully to avoid damage to your printer and comput...

Page 8: ...Printer 1 9 Installing the paper feed knob 1 9 Installing the ribbon cartridge 1 10 Attaching the paper guide 1 13 Testing the Printer 1 17 Plugging in the printer 1 17 Loading a sheet of paper 1 17 Running the self test 1 18 Connecting the Printer to Your Computer 1 20 The parallel interface 1 20 Printer Selection Menus 1 22 Choosing from a menu 1 22 Setting Up the Printer 1 1 ...

Page 9: ...the parts shown below and that none have been damaged during transportation Note You ll find the paper feed knob in a piece of the foam packing After removing the parts store the packaging materials in case you ever need to transport your printer 1 2 Setting Up the Printer ...

Page 10: ...ector and the print head protector These protective items must be removed before you turn on the printer After removing these items store them with the other packaging materials 1 Raise the tractor cover to the upright position Then lift the cover up and off 2 Pull the paper bail lever toward you then remove the platen protector Setting Up the Printer 1 3 ...

Page 11: ...ing the Printer 3 Remove the left and right locking tabs 4 Holding the print head in place at the left of the printer remove the carriage protector as shown below Carriage protector 1 4 Setting Up the Printer ...

Page 12: ...il lever back Then slide the print head to the middle of the printer Hold the print head in place and remove the print head protector WARNING Be sure to remove all protective materials before you turn on the printer Setting Up the Printer 1 5 ...

Page 13: ...erform the printer s self test later Follow these steps to remove the pull tractor Make sure that the printer is turned off 1 With the tractor cover off pull the paper bail lever toward you 2 Press the tabs on the pull tractor Then tilt the tractor back and lift it off the printer 1 6 Setting Up the Printer ...

Page 14: ...rinter on a flat stable surface l Place the printer close enough to the computer for its cable to reach l Leave adequate room around the printer to allow for easy operation and maintenance l Use a grounded outlet do not use an adapter plug The illustration below shows a good printer location Setting Up the Printer 1 7 ...

Page 15: ...ower cord and the interface cable do not interfere with paper feeding If possible secure them to a printer stand support WARNING l Avoid locations that are subject to direct sunlight excessive heat moisture or dust l Avoid using electrical outlets that are controlled by wall switches or automatic timers Accidental disruption of power can wipe out information both in your computer s memory and in y...

Page 16: ...eed knob The first step in setting up the printer is to install the paper feed knob You use this knob to manually feed paper in the printer when the printer is turned off You ll find the paper feed knob packed in an indentation in the white foam packing material 1 Insert the knob into the hole on the printer s side and rotate it until it slips onto the shaft Setting Up the Printer 1 9 ...

Page 17: ... steps to install the ribbon cartridge 1 Slide the print head to the middle of the printer CAUTION Never move the print head while the printer is turned on because this can damage the 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 1 10 Setting Up the Printer ...

Page 18: ...direction of the arrow This removes any excess slack in the ribbon and makes it easier to install Hold the ribbon cartridge by its handle and push it firmly down into position making sure the plastic hooks fit into the printer Press lightly on both sides of the cartridge to be sure the hooks are properly inserted Setting Up the Printer 1 11 ...

Page 19: ...de the ribbon between the print head and ribbon guide while you turn the ribbon tightening knob to help feed the ribbon into place 6 Slide the print head from side to side to be sure it moves smoothly Also check that the ribbon is not twisted or creased 1 12 Setting Up the Printer ...

Page 20: ...d the paper smoothly and efficiently Follow these steps to install the paper guide 1 Push the paper release lever back Insert the paper guide pegs into the slots on the printer then lean the guide back until it locks into place 2 Attach the printer cover Setting Up the Printer 1 13 ...

Page 21: ...ssembling the Printer 3 Turn on the printer The green POWER and red PAPER OUT lights come on 4 Be sure that the paper release lever is pushed back to the single sheet position 1 14 Setting Up the Printer ...

Page 22: ...6 Adjust the right edge guide to match the width of your paper Next slide a sheet down between the edge guides until it meets resistance WARNING Run the self test using paper wider than 14 inches 364 mm to prevent the print head from printing directly onto the platen Setting Up the Printer 1 15 ...

Page 23: ...rward to automatically load the paper 8 When the paper stops push the paper bail lever back Note If the platen turns without loading the paper remove the paper and reinsert it more firmly then pull the paper bail lever forward 1 16 Setting Up the Printer ...

Page 24: ...at your printer is operating properly Before running the self test you need to connect your printer to an electrical outlet and load a sheet of paper Plugging in the printer Follow these steps to plug in the printer 1 Be sure the printer is turned off 2 Plug the power cable into a properly grounded electrical outlet Loading a sheet of paper Next you need to load a sheet of paper wider than 14 inch...

Page 25: ...heet of paper as described before 2 Turn off the printer 3 While holding down the LINE FEED button draft mode or the FORM FEED button Letter Quality mode turn on the printer After printing starts release the button A list of your printer s settings is printed first followed by a series of characters Here is part of a typical Letter Quality self test 1 18 Setting Up the Printer ...

Page 26: ...he ON LINE button If the test results are satisfactory and you wish to stop the test press the ON LINE button 5 To end the self test be sure the printer is not printing If paper is still loaded press the FORM FEED button to eject it Then turn off the printer Setting Up the Printer 1 19 ...

Page 27: ...nterface If you have a suitable shielded cable you should be able to connect your printer immediately If you are unsure whether your computer has a parallel interface see your computer s operating manual The parallel interface Connect the parallel interface cable as described below 1 Be sure both the printer and computer are turned off 2 Plug the cable connector securely into the printer 1 20 Sett...

Page 28: ... the connector Note If your cable has a ground wire connect it to the ground connector beside the interface connector 4 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 Setting Up the Printer 1 21 ...

Page 29: ...f it does not list your printer on its printer selection menu Choose from the following list the printers are listed in the order of preference L 750 L 1000 LQ 850 950 1050 LQ 500 LQ 2550 LQ 2500 LQ 800 1000 LQ 1500 If none of these printers is listed select the first one available on the following list EX MX FX Epson printer LX Standard printer RX Draft printer To use all the features of your pri...

Page 30: ... 4 DIP Switches 3 5 Setting the DIP switches 3 5 DIP switch functions 3 6 Selecting Typestyles 3 10 Built in character fonts 3 10 Selecting a font with the control panel 3 11 Selecting a font with DIP switches 3 12 Selecting an International Character Set 3 13 Choosing a Character Table 3 15 Using the Printer 3 1 ...

Page 31: ...anel let you control many of the printer settings The control panel also has indicator lights so you can check the current status of the printer s settings POWER READY PAPER OUT OFF ON LINE LINE FORM LETTER FEED QUALITY LINE FEED DRAFT 3 2 Using the Printer ...

Page 32: ...sumes printing This button controls the printer s on line off line status When the printer is on line this light is on and the printer can receive and print data from the computer When the printer is off line press this button to eject a single sheet of paper or advance continuous paper to the top of the next page When the printer is on line press this button to select the Letter Quality font See ...

Page 33: ... start the printer s self test The self test printout lets you check the current DIP switch settings and operating status of the printer See the section on testing the printer in Chapter 1 for more information Data dump By holding down both the LINE FEED and FORM FEED buttons while you turn on the printer you turn on the data dump mode This feature allows advanced users to find the cause of commun...

Page 34: ...alid when the printer is turned on reset or initialized Setting the DIP switches Follow these steps to set the DIP switches 1 Be sure the printer is turned off 2 Use a pointed instrument such as the tip of a pen to set the switch either on or off The tables on the following pages give the DIP switch functions for each setting The new settings become valid when you turn on the printer Using the Pri...

Page 35: ... switch functions The page numbers refer you to the page on which each printer feature is described Note that the settings may vary depending on the country Check the default DIP switch settings which appear on your self test printout DIP Switch 1 3 6 Using the Printer ...

Page 36: ...DIP Switches International character set Font selection Pitch selection Using the Printer 3 7 ...

Page 37: ... switch 2 6 is on you can change graphics character printing to bidirectional with ESC U0 If DIP switch 2 6 is off graphics character printing is unidirectional whether or not ESC U0 is used Page length DIP switch 2 1 lets you select a page length of 11 inches 27 94 cm or 12 inches 30 48 cm If you are using paper that is 12 inches long you can set this switch on Factory setting is off for 11 inch ...

Page 38: ...YZ l 456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ 56789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ 6789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ a 789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ at 89 ABCDEFGHIJKLMNOPBRSTUVWXYZ _ abc 9 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcd ABCDEFGHIJKLMNOPBRSTUVWXYZ l _ abcde DIP SW2 3 ON Skip over perforation ON 23456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ 3456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ ž 456789 ABCDEFGHIJKLMNOPQRSTUVW...

Page 39: ...cdefghijklmnopqrstuv W X Y Z 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 miniature z e b r a s in a recent back issue of T r a d e r s T i m e s W h a t i s t h e p r i c e s c h e d u 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 ROMAN 0123456789 ABCDEFGHIJK LMNOPQRSTUVWXYZ _ a b c d e f g h i j k l m n o p q r s t u v w x y z W e v e j u s t s e e n y o u r e x c e l l e ...

Page 40: ...or presentation quality documents Selecting a font with the control panel To select a font using the control panel buttons follow these steps 1 Be sure the printer is on contains paper and is on line 2 Check to see that the printer is not receiving data the READY light should not be flickering Draft Press the LINE FEED button to select Draft The beeper sounds once when draft is selected Roman Pres...

Page 41: ... to change it set the DIP switches as shown in the following table CAUTION Be sure the printer is turned off before changing any DIP switch settings Font SW1 4 SW1 5 Roman OFF OFF Sans Serif ON OFF Draft ON ON In addition to font selection you can also change the character pitch and add other print enhancements by using software commands listed in the Command Summary Chapter 6 l 3 12 Using the Pri...

Page 42: ...s table shows the characters in each international character set Country 0 USA 1 France 2 Germany 3 UK 4 Denmark I 5 Sweden 6 Italy 7 Spain I ASCII code hex 23 24 40 5B 5C 5D 5E 60 7B 7C 7D 7E ˆ à ç ˆ é ù è Ä Ö Ü ˆ ä ö ü ß ˆ Æ Ø Å ˆ æ ø å É Ä Ö Å Ü é ä ö å ü é ˆ ù à ò è ì i Ñ ˆ ñ DIP SW 1 1 ON ON ON ON OFF OFF OFF OFF 1 2 ON ON OFF OFF ON ON OFF OFF ON OFF ON OFF ON OFF ON OFF CAUTION When you cha...

Page 43: ...d the legal set shown below are also available through the ESC R command Country ASCII code hex 23 24 40 58 5C 5D 5E 60 7B 7C 7D 7E 8 Japan ˆ 9 Norway É Æ Ø Å Ü é æ ø å ü 10 Denmark II É Æ Ø Å Ü é æ ø å ü 11 Spain II á i Ñ é í ñ ó ú 12 Latin America á i Ñ é ü í ñ ó ú 13 Korea ˆ 64 Legal 3 14 Using the Printer ...

Page 44: ...mputer select Epson Extended Graphics by setting DIP switch 1 7 on You can then print both text and the character graphics that are displayed on your screen Also you can still print italics using the ESC 4 command Samples of italics and Epson Extended Graphics are shown below Italics 0123456789 ABCDEFG HIJKLMNOPQRSTUVWXYZ _ abcdefghijklmno pqrstuvwxyz Epson Extended Graphics CAUTION When you chang...

Page 45: ...Choosing a Character Table 3 16 Using the Printer ...

Page 46: ...nuous Paper 2 7 Installing the pull tractor 2 7 Positioning your continuous paper supply 2 9 Loading continuous paper 2 9 Attaching the paper separator 2 14 Setting the top of form position 2 14 When you have finished printing 2 16 Printing on Special Paper 2 17 The paper thickness lever 2 17 Using multi part forms 2 19 Paper Handling 2 1 ...

Page 47: ...s See Removing the pull tractor in Chapter 1 Attaching the paper guide Follow these steps to attach the paper guide 1 Push the paper release lever back Insert the paper guide pegs into the slots on the printer then lean the guide back until it locks into place 2 Slide the left edge guide until it locks in place at the guide mark Next adjust the right edge guide to match the width of your paper 2 2...

Page 48: ...Using Single Sheets 3 Attach the printer cover Loading paper Follow these steps to load paper in the printer 1 Push the paper release lever back as shown below Paper Handling 2 3 ...

Page 49: ...Using Single Sheets 2 Turn on the printer The POWER and PAPER OUT lights should be on 3 Slide the paper down between the edge guides until it meets resistance 2 4 Paper Handling ...

Page 50: ...d the paper automatically Note If the platen turns without loading the paper completely remove the paper and reinsert it more firmly Then pull the lever again 5 Push the paper bail lever back then press the ON LINE button to set the printer on line Paper Handling 2 5 ...

Page 51: ... in a continuous stream the printer stops printing when it reaches the bottom of the paper When this happens the page ejects and the ON LINE light goes off automatically l If your software handles printing page by page it probably stops sending characters at the end of a page and prompts you to insert more paper In this case the ON LINE light may remain on If it does the first thing you should do ...

Page 52: ...paper with a width of 4 inches 101 mm to 16 inches 406 mm If the pull tractor is already installed skip to Positioning your continuous paper supply later in this chapter Installing the pull tractor Follow these steps to install the pull tractor 1 Turn off the printer and remove the printer cover and paper guide 2 Attach the paper rest Paper Handling 2 7 ...

Page 53: ...ward you 4 Hold the pull tractor with the gears to the right Fit the rear notches on the tractor over the rear mounting rods on the printer Then tilt the tractor unit toward you until the front latches click in place over the front mounting rods of the printer 2 8 Paper Handling ...

Page 54: ...per loaded in the tractor so that the paper feeds smoothly and straight into the printer Loading continuous paper Follow these steps to load continuous paper 1 Turn off the printer 2 Push the paper bail lever back then slide the print head to the middle of the printer WARNING If the printer has been used recently the print head may be hot Let it cool before attempting to move it Paper Handling 2 9...

Page 55: ...ll the sprocket lock levers forward to unlock the sprocket frame 4 Slide the left sprocket frame to approximately 3 4 inch 20 mm from the far left position Then push the sprocket lever back to lock it in place 2 10 Paper Handling ...

Page 56: ...Paper 5 Slide the right sprocket frame to match the width of your paper but do not lock it Then position the paper supports between the two sprocket frames as shown below 6 Open both sprocket covers Paper Handling 2 11 ...

Page 57: ...edge and then insert the paper into the printer until it emerges between the platen and the ribbon guide Pull it up to the sprocket frames 8 Fit the holes of the paper over the tractor pins of the sprocket frames and then close the sprocket covers 2 12 Paper Handling ...

Page 58: ...ition of the right sprocket frame to remove any slack across the paper and then lock it into place 10 If there is slack in the paper between the print head and the tractor unit use the paper feed knob to take up the slack Paper Handling 2 13 ...

Page 59: ...er Setting the top of form position It is important to set the top of form position properly because this position determines the first printable line of each page The top of form position remains valid until the printer is turned off reset or initialized Follow these steps to set the top of form position 1 Turn off the printer 2 Use the paper feed knob to feed the paper until the perforation is j...

Page 60: ...tractor cover to the printer 4 Turn on the printer CAUTION If you use the paper feed knob to feed the paper after turning on the printer the printer loses track form position be sure to use the LINE FEED button or the Paper Handling 2 15 ...

Page 61: ...ting To tear off the paper after you have finished printing follow the steps below 1 After printing is completed set the printer off line 2 Press the FORM FEED button to feed the paper forward and then tear it off at the perforation 2 16 Paper Handling ...

Page 62: ... the paper thickness setting WARNING You cannot use multi part forms with the printer s single sheet feeding system The paper thickness lever Change the position of the paper thickness lever as follows 1 Turn off the printer 2 Remove the tractor cover 3 Slide the print head to the middle of the printer WARNING If the printer has been used recently the print head may be hot Let it cool before attem...

Page 63: ...o the table below Paper thickness lever Paper Type Ordinary single sheets or continuous Thin paper Multi part paper 2 sheets original 1 copy 3 sheets original 2 copies Lever Position 2 2 or 1 3 4 WARNING Always return the lever to position 2 when you go back to printing on ordinary paper 2 18 Paper Handling ...

Page 64: ...oper position using the table on the previous page WARNING When printing multi part forms be sure the printing does not exceed the printable range of your forms Except for the paper thickness lever setting you load multi part paper the same way as continuous paper For details see the section in this chapter on loading continuous paper Pay special attention to setting the top of form position WARNI...

Page 65: ...d incorrectly 4 3 The printout is faint or uneven 4 3 The printer stops printing 4 4 Single sheets do not feed properly 4 4 Continuous paper does not feed properly 4 5 The printout is not what you expect 4 5 Cleaning the Printer 4 6 Replacing the Ribbon 4 8 Transporting the Printer 4 11 Troubleshooting and Maintenance 4 1 ...

Page 66: ...ed in and that the electrical outlet is also turned on l Be sure that the ON LINE light is on If it is not on press the ON LINE button l Be sure that the printer is connected to the computer Check both ends of the cable between the printer and the computer l Be sure that the printer is not out of paper The PAPER OUT light should be off If the printer still does not print disconnect the printer fro...

Page 67: ...h 2 4 off disable the AUTO FEED XT signal of your interface The printout is faint or uneven The ribbon may not be properly installed See the section on ribbon installation in Chapter 1 The ribbon may be worn out See the section on replacing the ribbon later in this chapter The paper thickness lever may be in the wrong position See the section on the paper thickness lever in Chapter 2 The print hea...

Page 68: ...ounds and the ON LINE light does not flicker turn the printer off and then turn it back on and try to print again If the printer beeps again and does not print take it to a qualified service person Single sheets do not feed properly l The position of the paper release lever may be wrong Push it back to the single sheet position l The paper may be too large or too small See the printer s paper spec...

Page 69: ...ement of the paper supply The printout is not what you expect The wrong international character set may be selected See the section on international character sets in Chapter 3 The wrong character table italics or Epson Extended Graphics may be selected See the section on character tables in Chapter 3 The font pitch or size may not be selected properly See that your software is correctly set up fo...

Page 70: ...nter is turned off 2 Remove the paper guide and the paper rest 3 Use a soft brush to carefully clear away all dust and dirt 4 If the outer case or paper guide is dirty or dusty clean it with a soft clean cloth dampened with mild detergent dissolved in water Keep the printer cover in place to prevent water from getting inside the printer 4 6 Troubleshooting and Maintenance ...

Page 71: ...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 Authorized Epson Dealer if lubrication is needed Troubleshooting and Maintenance 4 7 ...

Page 72: ...bbon 1 Be sure the printer is turned off and printer cover is removed 2 Push the paper bail lever back then slide the print head to the middle of the printer 3 To remove the ribbon cartridge lift it straight up and out of the printer WARNING If the printer has been used recently the print head may be hot Let it cool before attempting to replace the ribbon 4 8 Troubleshooting and Maintenance ...

Page 73: ...n tightening knob in the direction of the arrow 5 Push the new ribbon cartridge firmly into position making sure the plastic hooks fit into the printer Note Press lightly on both sides of the cartridge to be sure the hooks are properly inserted Troubleshooting and Maintenance 4 9 ...

Page 74: ...ad and ribbon guide while you turn the ribbon tightening knob to help feed the ribbon into place 7 Slide the print head from side to side to be sure it moves smoothly Also check that the ribbon is not twisted or creased 8 Reattach the printer cover or tractor cover 4 10 Troubleshooting and Maintenance ...

Page 75: ...1 Turn off the printer 2 Remove the tractor cover paper guide and paper rest 3 Unplug the power cable from the electrical outlet then disconnect the interface cable from the printer 4 Remove the ribbon cartridge and paper feed knob 5 Slide the print head to the middle then holding the print head in place attach the print head protector Troubleshooting and Maintenance 4 11 ...

Page 76: ...Transporting the Printer 6 Pull the paper bail lever forward then insert the carriage protector between the paper bail and platen 7 Attach the two locking tabs 4 12 Troubleshooting and Maintenance ...

Page 77: ...Transporting the Printer 8 Attach the platen protector 9 Reattach the tractor cover Troubleshooting and Maintenance 4 13 ...

Page 78: ...cal Specifications Printer Specificataions 5 2 Printing 5 2 Paper 5 3 Mechanical 5 5 Electrical 5 6 Environmental 5 6 Interface Specifications 5 7 Initialization 5 11 Default Settings 5 12 Technical Specifications 5 1 ...

Page 79: ...hics printing and character graphics printing See page 3 8 for further information Line spacing l 6 inch or programmable in increments of 1 180th of an inch Printable columns I Character pitch Maximum printed characters 10 pitch 136 10 pitch double wide 10 pitch condensed 68 233 12 pitch 163 12 pitch double wide 81 12 pitch condensed 2 7 2 I 15 pitch 2 0 4 15 pitch double wide Proportional 102 116...

Page 80: ...s Serif 10 12 15 proportional Character tables 96 standard ASCII characters 14 international character sets and a legal set Epson Extended Graphics character Paper Paper feed methods Friction Pull tractor Paper width Single sheets 7 2 to 14 4 inches 182 to 364 mm Continuous 4 0 to 16 0 inches 101 to 406 mm Paper length Single sheets 7 2 to 14 4 inches 182 to 364 mm Technical Specifications 5 3 ...

Page 81: ...le area Single sheet 2 2 m m 0 8 7 o r m o r e 3 mm 0 12 or more 1 3 5 m m 0 5 3 o r m o r e Continuous paper 9 mm 0 35 o r m o r e 101 to 406 mm 4 0 to 16 0 paper width 19 mm 0 75 or more on both sides 5 4 Technical Specifications ...

Page 82: ...mm With continuous multi part paper only one original plus up to two copies Maximum thickness 0 0067 inches 0 17 mm Cartridge ribbon available in black only 7754 Do not use ribbons for 9 pin printers Life expectancy in Letter Quality characters at 48 dots character 2 million For all components excluding print head 5 million lines 6000 power on hours 200 million strokes per wire Dimensions and weig...

Page 83: ...sion 59 5 to 60 5 Hz 60 Hz version 10 M between AC power line and chassis 120 V model can withstand 1 25 kV rms applied for one minute Operation 41 F to 95 F 5 C to 35 C Storage 22 F to 140 F 30 C t o 60 C Operation 10 to 80 without condensation Storage 5 to 85 without condensation 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 5...

Page 84: ...e 1st to 8th bits 4 22 DATA 3 IN of parallel data respectively 5 23 DATA 4 IN Each signal is at HIGH level 6 24 DATA 5 IN when data is logical 1 and LOW 7 25 DATA 6 IN when it is logical 0 8 26 DATA 7 IN 9 27 DATA 8 IN 10 28 ACKNLG OUT About an 11 microsecond pulse LOW indicates that data has been received and that the printer is ready to accept more data 11 29 BUSY OUT A HIGH signal indicates tha...

Page 85: ...Interface Specifications 5 8 Technical Specifications ...

Page 86: ...nd to complete the connection on the return side l All interface conditions are based on TTL level Both the rise and the fall times of each signal must be less than 0 2 µs l 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 of the BUSY signal is LOW Interface timing The...

Page 87: ... printing being enabled or disabled the on line off line status and the receipt of the data on off control characters DCl or DC3 l While printing is disabled character data is being received and acknowledged so that the printer can look for another DC1 character that will allow it to resume printing 5 10 Technical Specifications ...

Page 88: ...nitialization When the printer is initialized the following functions are performed 1 The printer mechanism is initialized 2 Input data buffer is cleared 3 User defined character set is cleared 4 Print buffer is cleared 5 Default values are set Software initialization Printer initialization by the ESC command does not perform functions 1 2 and 3 above The settings changed by the last control panel...

Page 89: ...l 0 Font selection Hardware reset to current DIP switch setting Software reset to the current control panel setting Character pitch Reset to current DIP switch setting Justification Special printing effects Left justification Cancelled User defined character set Hardware cleared Software deselected only I Graphic mode assignment ESC K ESC 0 ESC L ESC 1 ESC Y ESC 2 ESC Z ESC 3 In addition when the ...

Page 90: ...that uses 1 to turn the feature on and 0 to turn it off ESC nl n2 is a command with two parameters ESC D nn is a command with a variable number of parameters ASCII Dec Hex Description Printer Operation ESC 64 40 DC1 17 11 DC3 19 13 DEL 127 7F ESC 60 3C ESC U l 0 85 55 ESC EM n 25 19 ESC 61 3D ESC 62 3E Initialize Printer Select Printer Deselect Printer Delete Character Select Unidirectional Mode o...

Page 91: ...43 67 43 78 4E 79 4F 10 0A 48 30 50 32 51 33 65 41 74 4A 11 0B 66 42 Form Feed Set Page Length in Lines n no of lines 1 127 Set Page Length in Inches n no of inches 1 22 Set Skip Over Perforation n no of lines 1 127 Cancel Skip Over Perforation Line Feed Select 1 8 inch Line Spacing Select l 6 inch Line Spacing Set n 180 inch Line Spacing Set n 60 inch Line Spacing Perform n 180 inch Line Feed Tab...

Page 92: ...2 36 24 ESC nl n2 92 5C HT ESC D nn 9 09 68 44 Set Left Margin n left margin column Set Right Margin n right margin column Backspace Set Absolute Print Position Specifies print position from the left margin in l 60 inch units Total units nl n2 x 256 Set Relative Print Position Moves current print position in units of l 120 inch for draft and l 180 for LQ Total units nl n2x 256 Tab Horizontally Set...

Page 93: ...o combine from the list below 10 pitch 0 decimal 00hex 12 pitch 1 0l proportional 2 02 condensed 4 04 emphasized 8 08 double strike 16 l0 double wide 32 20 italics 64 40 underline 128 80 Print Size and Character Width ESCP 80 50 ESC M 77 4D ESC g 103 67 ESC l 0 p 112 70 SI 15 0F ESC SI 15 0F DC2 18 12 s o 14 Select 10 CPI Select 12 CPI Select 15 CPI Turn Proportional Mode On Off Select Condensed M...

Page 94: ...C H 72 48 ESC S O 83 53 ESC S l 83 53 ESC T 84 54 ESC nn 40 28 ESC 1 0 45 2D Select Emphasized Mode Cancel Emphasized Mode Select Double strike Mode Cancel Double strike Mode Select Superscript Mode Select Subscript Mode Cancel Superscript Subscript Mode Select Score ESC 3 0 1 nl n2 nl 1 Underline nl 2 Strikethrough nl 3 Overscore n2 0 Cancel score line selected by n1 n2 1 Single continuous line n...

Page 95: ...P n 32 20 Select Justification 0 Left justification 1 Centering 2 Right justification 3 Full justification Set Intercharacter Space n number of units of space added to the space between characters 1 127 Units are l 120 inch draft and l 180 inch LQ and proportional Character Tables ESC t n 116 74 Select Character Tables Selects character table for codes 128 255 0 Italic 1 Extended Graphics 2 Remaps...

Page 96: ...aracters ESC 0 nl n2 d0 dl d2 data nl code for first character n2 code for last character d0 left space of character dl body width of character d2 right space of character data 3 bytes required for each column super subscripts require only 2 bytes per column 58 3A Copy ROM to RAM n font family 0 Roman 1 Sans Serif 37 25 Select User defined Set 0 Normal set 1 User defined set 54 36 Enable Printable...

Page 97: ... Z each select an 8 pin mode Total columns nl n2 x 256 ESC m n1 n2 42 2A Select Graphics Mode Total columns nl n2 x 256 Option Single density Double density High speed double density Quadruple density CRT I CRT II Single density Double density CRT Ill Triple density Hex density Pins m 8 0 8 1 8 2 8 3 8 4 8 6 24 32 24 33 24 38 24 3 9 24 40 ESC s m 63 3F Reassign Graphics Mode s K L Y orZ m mode 0 6...

Page 98: ...Appendix The Interface Boards A 2 Compatible interfaces A 2 Installing the interface board A 2 8143 New serial interface board A 8 Appendix A 1 ...

Page 99: ...rd If you are unsure whether you need an optional interface or would like to know more about interfaces contact your Epson dealer Installing the interface board The optional interface boards available for your printer are easy to install The only tool you need is a cross head Phillips screwdriver Before installing an optional interface board follow these steps 1 Turn off both the printer and your ...

Page 100: ...ff and the power cable is unplugged Also try not to touch contacts on the circuit board of the printer because many of the components can be destroyed by the static electricity present in your body 1 2 Unplug the power cable from the electrical outlet Using a cross head screwdriver remove the three retaining screws located deep inside of the slots on the front of the printer Appendix A 3 ...

Page 101: ... being careful not to strain the cable connected to the control panel Reach under the case and detach the control panel by squeezing together the two retaining clips 4 Slip the control panel back through the upper case 5 Remove the upper case A 4 Appendix ...

Page 102: ... This plate is firmly wedged into place to remove it gently pull out on the side of the printer case until there is enough of a gap to remove the plate 7 Using a cross head screwdriver remove the screw labelled CG from the main board Then set it aside in a safe place Appendix A 5 ...

Page 103: ...ence does not affect the operation of the interface in any way 1 If the interface board comes with an FG frame ground wire that is not already attached to the board attach the wire as shown below on the left FG wire not attached 2 Carefully place the interface board next to the printer as shown below Use the CG screw to connect the round end of the FG wire to the main board A 6 Appendix ...

Page 104: ...he interface board level rotate it clockwise into position and attach it to the main board Be sure that the connector pins are properly inserted into the mating connector 4 Secure the board with the three screws provided Appendix A 7 ...

Page 105: ...te properly Use the information in your optional interface manual or the computer manual to match the computer with the interface For the 8143 optional interface board use the DIP switch settings shown below These DIP switches are on the interface board not on the printer 8143 DIP switch settings DIP SW Function ON OFF 1 1 Selects baud rate See following table 1 2 Selects data length 7 bits 8 bits...

Page 106: ...OFF 200 ON OFF ON ON 300 ON OFF ON OFF 600 ON OFF OFF ON 1200 ON OFF OFF OFF 1800 OFF ON ON ON 2400 OFF ON ON OFF 4800 OFF ON OFF ON 9600 OFF ON OFF OFF 19200 OFF OFF ON ON 19200 OFF OFF ON OFF 19200 OFF OFF OFF ON 19200 OFF OFF OFF OFF Note During current loop operation normal data transfer cannot be guaranteed at a baud rate higher than 1200 bps Appendix A 9 ...

Page 107: ...cant area 256 bytes Cannot receive input data Sends X OFF code or sets DTR flag to 1 Vacant area 528 bytes Can receive input data Sends X ON code or resets DTR flag to 0 Error handling When a parity error is detected your printer prints an asterisk All other errors are ignored A 10 Appendix ...

Page 108: ... to bits per second bidirectional printing Printing in which the print head goes from left to right only on every other line On the other lines it goes from right to left This increases the speed of printing because the head prints in both directions bit A binary digit 0 or l which is the smallest unit of information used by a printer or computer See also number systems byte A unit of information ...

Page 109: ...eet feeder CSF An optional detachable device which automatically feeds single sheets of paper into the printer default A value or setting that takes effect when the equipment is turned on reset or initialized DIP switches Small switches in a printer that control various printer functions and set the default status of the printer when it is turned on or initialized DIP stands for Dual In line Packa...

Page 110: ...aracters Each character is printed twice with the second slightly to the right of the first Epson Extended Graphics The Epson Extended Graphics character table contains international accented characters Greek characters and character graphics for printing lines corners and shaded areas ESC P Abbreviation for Epson Standard Code for Printers This system of commands gives you software control of you...

Page 111: ...ncreases the number of dots per character to increase the print quality Draft uses a minimum number of dots per character for high speed printing line feed A control code and a panel button that advances the paper one line space on line When the printer is on line it is in communication with the computer connected to it parallel interface See interface Parity is a method for a computer and printer...

Page 112: ...tal W receives much more space than a lower case i The result looks more like a typeset book than a typewritten draft Random Access Memory The portion of the printer s memory used as a buffer and for storing user defined characters All data stored in RAM is lost when the printer is turned off self test A method of checking the operation of the printer When the self test is run the printer prints o...

Page 113: ...ns 3 2 3 lights 3 3 Cut sheet feeder mode 3 6 D Data dump 3 4 Default settings 5 12 DIP switches functions 3 6 9 3 12 13 setting 3 5 Double wide mode 5 2 Draft font 3 2 3 3 7 3 10 12 5 2 Draft mode 3 11 E Edge guides 1 15 2 2 2 4 2 17 Epson Extended Graphics 3 15 F Fonts draft 3 3 3 7 3 10 12 5 2 3 Roman 3 3 3 7 3 10 12 5 3 Sans Serif 3 3 3 7 3 U 12 5 3 selecting 3 3 3 7 3 10 12 5 12 FORM FEED LET...

Page 114: ... 2 8 Paper rest 1 2 2 7 Paper thickness lever 2 18 19 Parallel interface connecting 1 20 21 specifications 5 7 10 Pitch 3 6 7 5 2 5 12 POWER light 2 4 3 2 3 Printable area 5 4 Print direction 3 6 3 8 5 2 Printer assembling 1 9 16 cleaning 4 6 7 cover 1 2 1 13 2 3 default settings 5 12 selection menus 1 22 specifications S 1 12 testing 1 17 19 transporting 4 11 13 unpacking 1 2 6 voltage 5 6 Print ...

Page 115: ... 12 Testing printer 1 17 19 Top of form 2 14 15 5 12 Tractor cover 1 2 3 2 15 Tractor unit installing 2 7 8 removing 1 6 Transporting printer 4 11 13 Troubleshooting 4 1 5 Typestyles 3 10 12 See also Fonts U Unpacking printer 1 2 6 User defined characters 5 12 V Voltage 5 6 Index 3 ...

Page 116: ...is available from the U S Government Printing 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 le...

Page 117: ...Quick Reference ...

Page 118: ...t Quadruple density Graphics Select Graphics Mode Reassign Graphics Mode Switch Description 1 1 International character set 1 2 1 3 1 4 Font selection 1 5 ON OFF See table on page 3 7 See table on page 3 7 1 6 1 7 i a Condensed mode Character table Cut sheet feeder mode Condensed Graphic ON Normal Italic OFF Switch 2 1 2 2 Descrlption Page length CSF page length ON 12 inches A4 size OFF 11 inches ...

Page 119: ... Vertical Tabs 98 62 Set Vertical Tabs in Channels 47 2F Select Vertical Tab Channel ESC a n 97 61 Select Justification ESC SP n 32 20 Set Intercharacter Space ESC t n 116 74 Select Character Tables ESC R n a2 52 Select an International Character Set HT ESC D nn 9 09 Tab Horizontally 68 44 Set Horizontal Tabs ESC x n ESC k n ESC n ESC P 120 78 Select Letter Quality or Draft 107 6B Select Typestyle...

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Epson ActionPrinter L-750, User Manual

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