Product Brochure
Page 1
... Bottom paper paths • Long-life 8 million character printer ribbon • Windows 95, Windows 3.1x, and Windows NT 3.51/4.0 printer drivers Reliable and trouble-free printing. You can print up to be desired. Its MTBF rating is an impressive 10,000 power-on the EPSON LQ-2080 for busy offices with a print head life rated at...
... Bottom paper paths • Long-life 8 million character printer ribbon • Windows 95, Windows 3.1x, and Windows NT 3.51/4.0 printer drivers Reliable and trouble-free printing. You can print up to be desired. Its MTBF rating is an impressive 10,000 power-on the EPSON LQ-2080 for busy offices with a print head life rated at...
Product Information Guide
Page 14
.... The knob can fix this may cause a paper jam. 14 - EPSON LQ-2080 2/99 EPSON LQ-2080 8. Slide the edge guides to the top-of the tractor and remove the paper. You may need to adjust the top-of the printer. If the first printed line on page 22. Caution: Never use the...the paper perforation is turned on page 23. See "Adjusting the tear-off position. 2. Caution: Never use the knob to check and change the printer driver settings. this using the tear-off position using the micro adjust feature. When you press the Load/Eject button. Then open . 10. Caution:...
.... The knob can fix this may cause a paper jam. 14 - EPSON LQ-2080 2/99 EPSON LQ-2080 8. Slide the edge guides to the top-of the tractor and remove the paper. You may need to adjust the top-of the printer. If the first printed line on page 22. Caution: Never use the...the paper perforation is turned on page 23. See "Adjusting the tear-off position. 2. Caution: Never use the knob to check and change the printer driver settings. this using the tear-off position using the micro adjust feature. When you press the Load/Eject button. Then open . 10. Caution:...
Product Information Guide
Page 16
... tear off only. The printed pages are fed over the tractor pins. Caution: Never use the knob to match the width of the printer 16 - EPSON LQ-2080 2/99 EPSON LQ-2080 4. paper support Note: Always close the sprocket covers. Turn on ; Make sure your paper, but do not lock it in the ...the paper guide cover ( ). The printer does not print when the cover is turned on the printer. If the first printed line on the printer. (Printing starts at the arrow mark.) Then push the lever back to check and change the printer driver settings. then lock it automatically loads ...
... tear off only. The printed pages are fed over the tractor pins. Caution: Never use the knob to match the width of the printer 16 - EPSON LQ-2080 2/99 EPSON LQ-2080 4. paper support Note: Always close the sprocket covers. Turn on ; Make sure your paper, but do not lock it in the ...the paper guide cover ( ). The printer does not print when the cover is turned on the printer. If the first printed line on the printer. (Printing starts at the arrow mark.) Then push the lever back to check and change the printer driver settings. then lock it automatically loads ...
Product Information Guide
Page 19
...the paper and adjust the top-of-form position by pushing the sprocket lock back. 11. The printer does not print when the cover is turned off here front paper guide 2/99 EPSON LQ-2080 - 19 As shown below until the perforation between the platen and the ribbon guide. Slide the right... to check and change the printer driver settings. Caution: Never use the rear slot, replace the paper guide and make sure the edge guides are fed over the paper guide toward the back of the paper over the tractor pins on the printer. edge guides 15. EPSON LQ-2080 8. then tear off the ...
...the paper and adjust the top-of-form position by pushing the sprocket lock back. 11. The printer does not print when the cover is turned off here front paper guide 2/99 EPSON LQ-2080 - 19 As shown below until the perforation between the platen and the ribbon guide. Slide the right... to check and change the printer driver settings. Caution: Never use the rear slot, replace the paper guide and make sure the edge guides are fed over the paper guide toward the back of the paper over the tractor pins on the printer. edge guides 15. EPSON LQ-2080 8. then tear off the ...
Product Information Guide
Page 20
...which tractor you need to the pull tractor sprockets as described in "Installing the tractor in the front push position" on page 17. EPSON LQ-2080 12. Install the optional pull tractors as described in the rear push position cannot be reduced. 9. Load paper onto the front or... change the printer driver settings. Remove the printer cover and paper guide. 2. Note: Always close the paper guide cover. After you set the paper thickness lever to the pull tractor position. The knob can be used only when the printer is open the paper guide cover; EPSON LQ-2080 Removing paper...
...which tractor you need to the pull tractor sprockets as described in "Installing the tractor in the front push position" on page 17. EPSON LQ-2080 12. Install the optional pull tractors as described in the rear push position cannot be reduced. 9. Load paper onto the front or... change the printer driver settings. Remove the printer cover and paper guide. 2. Note: Always close the paper guide cover. After you set the paper thickness lever to the pull tractor position. The knob can be used only when the printer is open the paper guide cover; EPSON LQ-2080 Removing paper...
Product Information Guide
Page 25
... emulation is stuck on the right side of paper. EPSON LQ-2080 9. To remove any remaining pieces of the printer away from the rear slot, remove the paper guide. 4. Replace the printer cover. Caution: Use the knob on the printer. Then close the paper guide cover. 7. While you... Paper Jams To clear a paper jam, follow these functions through your software or printer driver, you to clear paper jams when the printer is jammed in the direction of paper is selected. 2/99 EPSON LQ-2080 - 25 The following table lists the default settings (highlighted in bold text) and...
... emulation is stuck on the right side of paper. EPSON LQ-2080 9. To remove any remaining pieces of the printer away from the rear slot, remove the paper guide. 4. Replace the printer cover. Caution: Use the knob on the printer. Then close the paper guide cover. 7. While you... Paper Jams To clear a paper jam, follow these functions through your software or printer driver, you to clear paper jams when the printer is jammed in the direction of paper is selected. 2/99 EPSON LQ-2080 - 25 The following table lists the default settings (highlighted in bold text) and...
Product Information Guide
Page 27
... EPSON LQ-2080 - 27 To exit hex dump mode, press the Pause button to use a shielded interface cable.) If the self test does not print properly, there is a problem with the printout of your printer driver settings, application settings, computer, or interface cable. (Be sure to stop the self... in your software program. If characters are represented by dots. Note: Use paper that is turned off the printer, wait at least five seconds before turning it back on the printer. Make sure paper is loaded and the printer is at least 8.3 inches (210 mm) wide, such...
... EPSON LQ-2080 - 27 To exit hex dump mode, press the Pause button to use a shielded interface cable.) If the self test does not print properly, there is a problem with the printout of your printer driver settings, application settings, computer, or interface cable. (Be sure to stop the self... in your software program. If characters are represented by dots. Note: Use paper that is turned off the printer, wait at least five seconds before turning it back on the printer. Make sure paper is loaded and the printer is at least 8.3 inches (210 mm) wide, such...
User Manual
Page 10
Getting to Know Your Printer Your EPSON® LQ-2080 24-pin dot matrix printer provides high-quality printing and great performance in a compact design. Features include: t a variety of paper paths to suit your printing needs t the ability to handle a ... and easily, and other software. In addition, several options are available to 400 characters per second at 10 characters per inch Your printer also comes with printer driver software, the EPSON Status Monitor 2 utility for Microsoft® Windows® 95/98 that lets you check the status of your individual needs. Getting to Know...
Getting to Know Your Printer Your EPSON® LQ-2080 24-pin dot matrix printer provides high-quality printing and great performance in a compact design. Features include: t a variety of paper paths to suit your printing needs t the ability to handle a ... and easily, and other software. In addition, several options are available to 400 characters per second at 10 characters per inch Your printer also comes with printer driver software, the EPSON Status Monitor 2 utility for Microsoft® Windows® 95/98 that lets you check the status of your individual needs. Getting to Know...
User Manual
Page 129
... hard drive. Before using the Status Monitor in your printer but is available only for use the Status Monitor utility that comes with this card. You can install the EPSON Status Monitor 2 utility when you install the printer driver, or you can install it at a different time... as described on a network, you when printer errors occur, and provides troubleshooting instructions when needed. Note: To monitor an LQ-2080 printer on the next page.
... hard drive. Before using the Status Monitor in your printer but is available only for use the Status Monitor utility that comes with this card. You can install the EPSON Status Monitor 2 utility when you install the printer driver, or you can install it at a different time... as described on a network, you when printer errors occur, and provides troubleshooting instructions when needed. Note: To monitor an LQ-2080 printer on the next page.
Service Manual
Page 8
... cycle) 1.1.2 Accessories Table 1-1. Since the specifications for the both products are specific to LQ-2080. Items Included with the Printer Enclosed Items Quantity User's manual 1 Driver diskette 1 Ribbon cartridge 1 Power supply cable (230 V Version) 1 Table 1-2. Product Description Specifications 8 LQ-2080 Revision A 1.1 Specifications The LQ-2080 is limited to the items that are mostly common, the information included in...
... cycle) 1.1.2 Accessories Table 1-1. Since the specifications for the both products are specific to LQ-2080. Items Included with the Printer Enclosed Items Quantity User's manual 1 Driver diskette 1 Ribbon cartridge 1 Power supply cable (230 V Version) 1 Table 1-2. Product Description Specifications 8 LQ-2080 Revision A 1.1 Specifications The LQ-2080 is limited to the items that are mostly common, the information included in...
Service Manual
Page 24
IC 12 Driver circuit for the CR motor. Functions of the Main Board Location Function Receives data from the host computer and sends it to the image buffer ... the printhead. IC CPU Gate Array EEPROM ROM RAM CG SLA7024M A2917SEB Table 2-1. IC 11 Driver circuit for the PF motor. LQ-2080 Revision A The following figure shows the data flow from the host computer to the printhead driver circuit. IC 8 The RAM contains the CPU working area and the buffers. Controls the functions...
IC 12 Driver circuit for the CR motor. Functions of the Main Board Location Function Receives data from the host computer and sends it to the image buffer ... the printhead. IC CPU Gate Array EEPROM ROM RAM CG SLA7024M A2917SEB Table 2-1. IC 11 Driver circuit for the PF motor. LQ-2080 Revision A The following figure shows the data flow from the host computer to the printhead driver circuit. IC 8 The RAM contains the CPU working area and the buffers. Controls the functions...
Service Manual
Page 26
... to protect the printhead. Printhead Drive Circuit Control Circuit 26 Based on this standard voltage, the A/D converter in ZD1 and input to determine the printhead driver pulse width. If the temperature exceeds 95° C (213° F), printing is made in the CPU operates. Revision A Operating Principles Figure 2-5. Based on the monitored... the printhead temperature to the gate array via CPU port 15. Port 74 monitors the +35 V line between R139 and R140 to CPU port 78. LQ-2080 2.3.2 Printhead Driver Circuit The standard voltage for the A/D converter is stopped.
... to protect the printhead. Printhead Drive Circuit Control Circuit 26 Based on this standard voltage, the A/D converter in ZD1 and input to determine the printhead driver pulse width. If the temperature exceeds 95° C (213° F), printing is made in the CPU operates. Revision A Operating Principles Figure 2-5. Based on the monitored... the printhead temperature to the gate array via CPU port 15. Port 74 monitors the +35 V line between R139 and R140 to CPU port 78. LQ-2080 2.3.2 Printhead Driver Circuit The standard voltage for the A/D converter is stopped.
Service Manual
Page 27
...the carriage motor coil. The CPU sets the amount of the SLA7024M are sent via ports 32 to port 35. Figure 2-6. LQ-2080 2.3.3 CR Motor Driver Circuit The CR motor driver circuit is equivalent to a 1-2 phase step doubled. Ports 1, 8, 11, and 18 of current and signals are used to...on the speed of current flowing in the following page describes the motor driver modes. CR Motor Driver Circuit Operating Principles Control Circuit 27 A 2-2 phase step is shown below. The SLA7024M (IC11) CR motor driver circuit detects and regulates the amount of the CR motor. Revision A ...
...the carriage motor coil. The CPU sets the amount of the SLA7024M are sent via ports 32 to port 35. Figure 2-6. LQ-2080 2.3.3 CR Motor Driver Circuit The CR motor driver circuit is equivalent to a 1-2 phase step doubled. Ports 1, 8, 11, and 18 of current and signals are used to...on the speed of current flowing in the following page describes the motor driver modes. CR Motor Driver Circuit Operating Principles Control Circuit 27 A 2-2 phase step is shown below. The SLA7024M (IC11) CR motor driver circuit detects and regulates the amount of the CR motor. Revision A ...
Service Manual
Page 28
CR Motor Driver Modes Drive Frequency (PPS) Excitation Phase Applications 4800 2-2 High speed draft ...Draft power down, Bit image power down, Bit image 4800 W1-2 Draft power down 2, Bit image power down, LQ, Bit image, Raster graphics 2400 1-2 High speed copy power down, Draft copy power down, Bit image copy ... Raster graphics, Raster graphics copy Raster graphics power down 800 W1-2 Raster graphics copy power down Operating Principles Control Circuit 28 LQ-2080 Revision A Speed Mode 4 3 8/3 2 Print Speed (CPS) 400 300 267 200 3/2 150 1 100 (Normal) 1 (copy) 100...
CR Motor Driver Modes Drive Frequency (PPS) Excitation Phase Applications 4800 2-2 High speed draft ...Draft power down, Bit image power down, Bit image 4800 W1-2 Draft power down 2, Bit image power down, LQ, Bit image, Raster graphics 2400 1-2 High speed copy power down, Draft copy power down, Bit image copy ... Raster graphics, Raster graphics copy Raster graphics power down 800 W1-2 Raster graphics copy power down Operating Principles Control Circuit 28 LQ-2080 Revision A Speed Mode 4 3 8/3 2 Print Speed (CPS) 400 300 267 200 3/2 150 1 100 (Normal) 1 (copy) 100...
Service Manual
Page 29
... 71 is controlled by CPU ports 9 (P70), 10 (P71), 11 (P72), and 12 (P73). EEPROM Control Circuit The EEPROM is the clock timing line. LQ-2080 2.3.4 PF Motor Driver Circuit The figure below shows the EEPROM control circuit. Figure 2-8. Port 11 is the data output line used to save the information to the... saved data from the EEPROM. Operating Principles Control Circuit 29 Revision A 2.3.5 EEPROM Control Circuit The EEPROM is nonvolatile memory that stores information even if the printer power is the data input line used to 4.75 V. The figure below shows the PF motor...
... 71 is controlled by CPU ports 9 (P70), 10 (P71), 11 (P72), and 12 (P73). EEPROM Control Circuit The EEPROM is the clock timing line. LQ-2080 2.3.4 PF Motor Driver Circuit The figure below shows the EEPROM control circuit. Figure 2-8. Port 11 is the data output line used to save the information to the... saved data from the EEPROM. Operating Principles Control Circuit 29 Revision A 2.3.5 EEPROM Control Circuit The EEPROM is nonvolatile memory that stores information even if the printer power is the data input line used to 4.75 V. The figure below shows the PF motor...
Service Manual
Page 30
... paper edge by the printhead. Two types of sensors are cut off by comparing the measured voltage with standard voltage, which is included in this printer. The rear PE sensor detects that paper has been loaded when the photo diode rays are photo diode switches. Release sensors 1 and 2, the PG sensors..., and PW sensor are cut off by the sensor plate, which was measured during the power on sequence. Sensor Circuit Operating Principles Control Circuit 30 LQ-2080 Revision A 2.3.6 Sensor Circuits The CPU detects conditions of the head...
... paper edge by the printhead. Two types of sensors are cut off by comparing the measured voltage with standard voltage, which is included in this printer. The rear PE sensor detects that paper has been loaded when the photo diode rays are photo diode switches. Release sensors 1 and 2, the PG sensors..., and PW sensor are cut off by the sensor plate, which was measured during the power on sequence. Sensor Circuit Operating Principles Control Circuit 30 LQ-2080 Revision A 2.3.6 Sensor Circuits The CPU detects conditions of the head...