Technical Brief (Impact Printers)
Page 1
... impact printer? or a 24-pin printer, and whether it is a registered trademark of Seiko Epson Corporation. 1/00 Other trademarks are renowned for their respective owners. EPSON impact printers are the property of their reliability with LQ FX-980-Nine-pin narrow carriage Wide carriage printers...from High Speed Draft up Reliability M Ribbon quality M Ribbon cartridge reliability M Total Print Volume vs. only impact printers can handle multi-part forms and multiple paper paths that the printer are either 9- These printers have the sturdiest printhead pins which determines...
... impact printer? or a 24-pin printer, and whether it is a registered trademark of Seiko Epson Corporation. 1/00 Other trademarks are renowned for their respective owners. EPSON impact printers are the property of their reliability with LQ FX-980-Nine-pin narrow carriage Wide carriage printers...from High Speed Draft up Reliability M Ribbon quality M Ribbon cartridge reliability M Total Print Volume vs. only impact printers can handle multi-part forms and multiple paper paths that the printer are either 9- These printers have the sturdiest printhead pins which determines...
Technical Brief (Impact Printers)
Page 6
.... 1/00 Other trademarks are ... Customer advantages Manufactured with ink precisely applied to the less expensive compatible ribbons. Technical Brief-Multimedia projectors Page 6 Reliability-Ribbon quality EPSON brand impact printer ribbons are superior to both sides of the ribbon nylon by computercontrolled machinery Made with the highest quality nylon manufactured Made with the highest quality dyes, pigments, oils...
.... 1/00 Other trademarks are ... Customer advantages Manufactured with ink precisely applied to the less expensive compatible ribbons. Technical Brief-Multimedia projectors Page 6 Reliability-Ribbon quality EPSON brand impact printer ribbons are superior to both sides of the ribbon nylon by computercontrolled machinery Made with the highest quality nylon manufactured Made with the highest quality dyes, pigments, oils...
Product Information Guide
Page 1
...at 48 dots/character): 2 million for standard ribbon and 0.2 million for single sheets; up to 9 I - Weight: 26.4 Ibs LQ - 850/950/1050 - 1 Continuous paper Printer Specifications Printing Printing method 24-pin impact dot matrix Printing speed 10 draft 220 10 ...LQ - 850/950/1050 DOT - MATRIX PRINTER Character tables 96 standard ASCII characters 13 international character sets Epson Extended Graphics set Paper Paper feed methods Friction Built-in push feed tractor with logic-seeking. to 12" wdth paper) (LQ-1050: 4" to right). Prmter LQ-850 LQ-950 LQ-1050 Standard ribbon...
...at 48 dots/character): 2 million for standard ribbon and 0.2 million for single sheets; up to 9 I - Weight: 26.4 Ibs LQ - 850/950/1050 - 1 Continuous paper Printer Specifications Printing Printing method 24-pin impact dot matrix Printing speed 10 draft 220 10 ...LQ - 850/950/1050 DOT - MATRIX PRINTER Character tables 96 standard ASCII characters 13 international character sets Epson Extended Graphics set Paper Paper feed methods Friction Built-in push feed tractor with logic-seeking. to 12" wdth paper) (LQ-1050: 4" to right). Prmter LQ-850 LQ-950 LQ-1050 Standard ribbon...
Product Support Bulletin(s)
Page 4
...connected. 20 CPU error. The correct settings are usually caused by turning the printer off, taking out the paper and turning the printer back on. The SRAM could be bad. 10 This is loaded using the...Errors 0,2, 3, 10, and 20 may require a repair, adjustment or replacement. PSB No: P-0076 Page: 4 of 4 LQ-2550 cont. 03 A 'Verify After Write" check to ensure proper paper handling and prevent paper jams, which can result in...) and on TIB LQ2550-005. Physical obstruction such as a jammed ribbon 11 Skewed paper detect error. Four possible areas of failure are un-familiar with the machine.
...connected. 20 CPU error. The correct settings are usually caused by turning the printer off, taking out the paper and turning the printer back on. The SRAM could be bad. 10 This is loaded using the...Errors 0,2, 3, 10, and 20 may require a repair, adjustment or replacement. PSB No: P-0076 Page: 4 of 4 LQ-2550 cont. 03 A 'Verify After Write" check to ensure proper paper handling and prevent paper jams, which can result in...) and on TIB LQ2550-005. Physical obstruction such as a jammed ribbon 11 Skewed paper detect error. Four possible areas of failure are un-familiar with the machine.
Product Support Bulletin(s)
Page 6
...Generator ROM located on single sheets are : Pitch 10 10 12 12 Quality Draft LQ Draft LQ Characters/Second 220 73 264 88 Q: What ribbons does the LQ-850/950/1050 take? This is activated. EPSON AMERICA SERVICE, 23610 TELO AVENUE, TORRANCE, CALIF. 90505 A: No. A: The ...The Character Generator ROM is in location 9A. A: The P-ROM is in your software package. A: Printer LQ-850 LQ-950 LQ-1050 Standard Ribbon #7753 #7767 #7754 Film Ribbon #7768 #7769 #7770 Q: Does the LQ-850/950/1050 support color? PSB NO.: P-0035 PRODUCT SUPPORT BULLETIN DATE: 11/29/88 PAGE: 1 ...
...Generator ROM located on single sheets are : Pitch 10 10 12 12 Quality Draft LQ Draft LQ Characters/Second 220 73 264 88 Q: What ribbons does the LQ-850/950/1050 take? This is activated. EPSON AMERICA SERVICE, 23610 TELO AVENUE, TORRANCE, CALIF. 90505 A: No. A: The ...The Character Generator ROM is in location 9A. A: The P-ROM is in your software package. A: Printer LQ-850 LQ-950 LQ-1050 Standard Ribbon #7753 #7767 #7754 Film Ribbon #7768 #7769 #7770 Q: Does the LQ-850/950/1050 support color? PSB NO.: P-0035 PRODUCT SUPPORT BULLETIN DATE: 11/29/88 PAGE: 1 ...
Product Support Bulletin(s)
Page 11
Product Support Bulletin Subject: Epson Dot - STAND 8501-A EPSON INFORMATION EPSON AMERICA, INC. PRINTER ACCESSORIES PRINTER STAND LX-810 C800061 FX-850 FX-1050 DFX-5000 7311 -A 7312-A 8309-A C806121 N/A 7339-A 7340-A N/A 7346-A 7348-A N/A 8750 8750 8755 8766...8/1/89 Page: 1 of 2 PSB No: P-0017B Originator: RFA 9 - PIN DOT MATRIX OPTIONS TRACTOR UNITS PULL TRACTOR CUT SHEET FEEDERS SINGLE BIN DOUBLE BIN RIBBONS STANDARD (BLACK) INTERFACE BOARDS SERIAL - 0K BUFFER SERIAL - 8K BUFFER PARALLEL - 32K BUFFER IEEE 488 - 8K BUFFER CABLES STANDARD IBM PARALLEL SERlAL DB-25...
Product Support Bulletin Subject: Epson Dot - STAND 8501-A EPSON INFORMATION EPSON AMERICA, INC. PRINTER ACCESSORIES PRINTER STAND LX-810 C800061 FX-850 FX-1050 DFX-5000 7311 -A 7312-A 8309-A C806121 N/A 7339-A 7340-A N/A 7346-A 7348-A N/A 8750 8750 8755 8766...8/1/89 Page: 1 of 2 PSB No: P-0017B Originator: RFA 9 - PIN DOT MATRIX OPTIONS TRACTOR UNITS PULL TRACTOR CUT SHEET FEEDERS SINGLE BIN DOUBLE BIN RIBBONS STANDARD (BLACK) INTERFACE BOARDS SERIAL - 0K BUFFER SERIAL - 8K BUFFER PARALLEL - 32K BUFFER IEEE 488 - 8K BUFFER CABLES STANDARD IBM PARALLEL SERlAL DB-25...
User Manual
Page 7
... 4-1 Enhancing Your Printing 4-2 Graphics 4-10 User-defined Characters 4-22 Chapter 5 Using the Printer Options 5-1 The Cut Sheet Feeder 5-2 The Pull Tractor 5-28 The Multi-Font Module 5-41 The Interface Boards 5-48 Chapter 6 Maintenance Cleaning the Printer 6-2 Replacing the Ribbon 6-4 Transporting the Printer 6-9 Chapter 7 Troubleshooting 7-1 Problems and Solutions 7-2 Power Supply 7-4 Printing 7-5 Paper Handling 7-16 Options...
... 4-1 Enhancing Your Printing 4-2 Graphics 4-10 User-defined Characters 4-22 Chapter 5 Using the Printer Options 5-1 The Cut Sheet Feeder 5-2 The Pull Tractor 5-28 The Multi-Font Module 5-41 The Interface Boards 5-48 Chapter 6 Maintenance Cleaning the Printer 6-2 Replacing the Ribbon 6-4 Transporting the Printer 6-9 Chapter 7 Troubleshooting 7-1 Problems and Solutions 7-2 Power Supply 7-4 Printing 7-5 Paper Handling 7-16 Options...
User Manual
Page 11
Introduction 3 It is especially useful with your printer. You can use two MultiFont modules with continuous multi-part forms. l Multi-Font Module (#7407) The optional Multi-Font module adds to the number of continuous paper handling. l Film Ribbon Cartridge (#7768/#7769/#7770) The optional film ribbon cartridge provides you with even higher quality printing than the standard fabric ribbon. l Pull Tractor Unit (#7311/#7312/#7313) This option improves the performance of fonts available in the Letter Quality mode.
Introduction 3 It is especially useful with your printer. You can use two MultiFont modules with continuous multi-part forms. l Multi-Font Module (#7407) The optional Multi-Font module adds to the number of continuous paper handling. l Film Ribbon Cartridge (#7768/#7769/#7770) The optional film ribbon cartridge provides you with even higher quality printing than the standard fabric ribbon. l Pull Tractor Unit (#7311/#7312/#7313) This option improves the performance of fonts available in the Letter Quality mode.
User Manual
Page 15
... the Protective Materials 1-3 Choosing a Place for the Printer 1-8 Assembling the Printer 1-10 Installing the Platen Knob 1-10 Installing the Ribbon Cartridge 1-11 Attaching the Paper Guide 1-15 Testing the Printer 1-18 Plugging in the Printer 1-18 Running the Self Test 1-19 Checking the Operation 1-27 Connecting the Printer to Your Computer 1-30 The Parallel Interface 1-31...
... the Protective Materials 1-3 Choosing a Place for the Printer 1-8 Assembling the Printer 1-10 Installing the Platen Knob 1-10 Installing the Ribbon Cartridge 1-11 Attaching the Paper Guide 1-15 Testing the Printer 1-18 Plugging in the Printer 1-18 Running the Self Test 1-19 Checking the Operation 1-27 Connecting the Printer to Your Computer 1-30 The Parallel Interface 1-31...
User Manual
Page 17
... case you ever need to transport your printer. 1. Removing the Protective Materials The printer is #7753; #7767 comes with the LQ-950 and #7754 with the LQ-850 is protected during shipping by two locking brackets, two locking tabs, and a print head protector. The ribbon cartridge that comes with the LQ-1050. These protective items must be...
... case you ever need to transport your printer. 1. Removing the Protective Materials The printer is #7753; #7767 comes with the LQ-950 and #7754 with the LQ-850 is protected during shipping by two locking brackets, two locking tabs, and a print head protector. The ribbon cartridge that comes with the LQ-1050. These protective items must be...
User Manual
Page 25
You install the standard ribbon cartridge and the optional film ribbon cartridge in the same way. Remove the printer cover unit. Install the ribbon cartridge as follows: 1. Make sure the printer is turned off. 2. Installing the Ribbon Cartridge Your printer's ribbon cartridges are designed for easy installation and removal. Push firmly on the platen knob until it fits against...
You install the standard ribbon cartridge and the optional film ribbon cartridge in the same way. Remove the printer cover unit. Install the ribbon cartridge as follows: 1. Make sure the printer is turned off. 2. Installing the Ribbon Cartridge Your printer's ribbon cartridges are designed for easy installation and removal. Push firmly on the platen knob until it fits against...
User Manual
Page 26
3. Also, if you have been using the printer, the print head may be hot; let it cool for a few minutes before touching it easier to the middle of the arrow. This removes slack in the direction of the printer. 0I. Turn the ribbon-tightening knob in the ribbon and makes it . 4. Slide the print head to install. 1-12 Setting Up the Printer CAUTION: Never move the print head while the printer is turned on because this can damage the printer.
3. Also, if you have been using the printer, the print head may be hot; let it cool for a few minutes before touching it easier to the middle of the arrow. This removes slack in the direction of the printer. 0I. Turn the ribbon-tightening knob in the ribbon and makes it . 4. Slide the print head to install. 1-12 Setting Up the Printer CAUTION: Never move the print head while the printer is turned on because this can damage the printer.
User Manual
Page 27
Setting Up the Printer 1-13 Note: Press lightly on both ends of the cartridge to make sure the plastic hooks are properly seated. Hold the ribbon cartridge by its black, fin-like handles with the exposed ribbon away from you. (The LQ-850 ribbon cartridge has only one handle.) Push the cartridge firmly into position, making sure the plastic hooks fit into the slots inside the printer. 5.
Setting Up the Printer 1-13 Note: Press lightly on both ends of the cartridge to make sure the plastic hooks are properly seated. Hold the ribbon cartridge by its black, fin-like handles with the exposed ribbon away from you. (The LQ-850 ribbon cartridge has only one handle.) Push the cartridge firmly into position, making sure the plastic hooks fit into the slots inside the printer. 5.
User Manual
Page 28
6. Make sure the paper thickness lever on special paper. 1-14 Setting Up the Printer Slide the print head from side to side to position 2. See The Paper Thickness Lever in Chapter 2 if you turn the ribbon-tightening knob to help feed the ribbon into place. 7. Use a pointed object, such as a ballpoint pen, to guide the ribbon between the print head and ribbon guide while you are printing on the left is not twisted or creased. Also check that the ribbon is set to make sure it moves smoothly.
6. Make sure the paper thickness lever on special paper. 1-14 Setting Up the Printer Slide the print head from side to side to position 2. See The Paper Thickness Lever in Chapter 2 if you turn the ribbon-tightening knob to help feed the ribbon into place. 7. Use a pointed object, such as a ballpoint pen, to guide the ribbon between the print head and ribbon guide while you are printing on the left is not twisted or creased. Also check that the ribbon is set to make sure it moves smoothly.
User Manual
Page 29
...paper smoothly and efficiently into the printer. CAUTION: Film ribbon cartridges must be used and stored within the following procedure. 1. Setting Up the Printer 1-15 Place the paper guide on the printer as shown below. Make sure the back edge of the printer. Attaching the Paper Guide When you... continue to 40°C) Storing and using a film ribbon at high temperatures shortens the ribbon's life expectancy, which is...
...paper smoothly and efficiently into the printer. CAUTION: Film ribbon cartridges must be used and stored within the following procedure. 1. Setting Up the Printer 1-15 Place the paper guide on the printer as shown below. Make sure the back edge of the printer. Attaching the Paper Guide When you... continue to 40°C) Storing and using a film ribbon at high temperatures shortens the ribbon's life expectancy, which is...
User Manual
Page 32
... self test, you connect it to an electrical outlet and load a sheet of paper. Testing the Printer Now that your printer was not damaged during shipping and that the printer is turned off. 2. Make sure that the ribbon is correctly installed. Plug the power cable into a properly grounded electrical outlet. 1-18 Setting Up the...
... self test, you connect it to an electrical outlet and load a sheet of paper. Testing the Printer Now that your printer was not damaged during shipping and that the printer is turned off. 2. Make sure that the ribbon is correctly installed. Plug the power cable into a properly grounded electrical outlet. 1-18 Setting Up the...
User Manual
Page 41
... the printer, reinstall the ribbon cartridge, and then tighten the ribbon by turning the ribbon-tightening knob. The ribbon may be installed properly. The ribbon may not be worn. Turn off the printer. If paper is printed. See Replacing the Ribbon in Chapter 6. If the printer still does not print the self test correctly, contact your Epson dealer or Epson authorized...
... the printer, reinstall the ribbon cartridge, and then tighten the ribbon by turning the ribbon-tightening knob. The ribbon may be installed properly. The ribbon may not be worn. Turn off the printer. If paper is printed. See Replacing the Ribbon in Chapter 6. If the printer still does not print the self test correctly, contact your Epson dealer or Epson authorized...
User Manual
Page 42
... printing and contact your paper. ABCD Solution The ribbon cartridge may not be replaced. A line of your Epson dealer to match the thickness of dots is faint or uneven. The printout is damaged. Printed characters have the print head replaced. 1-28 Setting Up the Printer Problem The print is missing in Chapter 6. Remove...
... printing and contact your paper. ABCD Solution The ribbon cartridge may not be replaced. A line of your Epson dealer to match the thickness of dots is faint or uneven. The printout is damaged. Printed characters have the print head replaced. 1-28 Setting Up the Printer Problem The print is missing in Chapter 6. Remove...
User Manual
Page 43
Stop printing, turn off the printer, and reinstall the ribbon cartridge. Setting Up the Printer 1-29 If the printer still does not print the self test correctly, contact your Epson dealer. Problem Dots are missing in the printed characters or graphics. (continued) Dots are missing in the ribbon or the ribbon has come loose and caught on something. Solution There is either too much slack in random positions.
Stop printing, turn off the printer, and reinstall the ribbon cartridge. Setting Up the Printer 1-29 If the printer still does not print the self test correctly, contact your Epson dealer. Problem Dots are missing in the printed characters or graphics. (continued) Dots are missing in the ribbon or the ribbon has come loose and caught on something. Solution There is either too much slack in random positions.
User Manual
Page 74
If you have installed the optional film ribbon cartridge, and you are using: Note: If the lever is set to position 4 or higher, the printing speed may be reduced slightly. 2-26 Paper Handling The following table gives you general guidelines for selecting the right paper thickness lever position for the type of paper you want to use , set the paper thickness lever to position 1. Note: For normal use the single sheets or continuous paper, set the paper thickness lever to position 2 on the scale.
If you have installed the optional film ribbon cartridge, and you are using: Note: If the lever is set to position 4 or higher, the printing speed may be reduced slightly. 2-26 Paper Handling The following table gives you general guidelines for selecting the right paper thickness lever position for the type of paper you want to use , set the paper thickness lever to position 1. Note: For normal use the single sheets or continuous paper, set the paper thickness lever to position 2 on the scale.