User Manual
Page 130
... feed (front, rear, and bottom with optional pull tractor C80032*) Cut-sheet feeder (option C80673*, C80674*) 8 million characters (LQ 10 cpi, at 48 dots / character) 6 million lines (except print head) 200 million strokes/wire Specifications, Command Summary, and Character Tables A-9 Roll paper: A The minimum top margin is 3.0 mm (0.12 inch). B The minimum left...
... feed (front, rear, and bottom with optional pull tractor C80032*) Cut-sheet feeder (option C80673*, C80674*) 8 million characters (LQ 10 cpi, at 48 dots / character) 6 million lines (except print head) 200 million strokes/wire Specifications, Command Summary, and Character Tables A-9 Roll paper: A The minimum top margin is 3.0 mm (0.12 inch). B The minimum left...
User Manual
Page 141
... position from left margin in defined units Before you define the unit, the default is 1/60-inch for this command. terminated by 0 Tab Horizontally A-20 Specifications, Command Summary, and Character Tables Set Relative Horizontal Print Position n = n1 + n2 x 256 n: Moves current print position in defined units Before you ...define the unit, the default is 1/120-inch in draft and 1/180-inch in LQ for this command. Print position motion ASCII ESC $ n1 n2 Dec. 36 Hex. 24 ESC \ n1 n2 92 5C ESC (V nn 40 86 28...
... position from left margin in defined units Before you define the unit, the default is 1/60-inch for this command. terminated by 0 Tab Horizontally A-20 Specifications, Command Summary, and Character Tables Set Relative Horizontal Print Position n = n1 + n2 x 256 n: Moves current print position in defined units Before you ...define the unit, the default is 1/120-inch in draft and 1/180-inch in LQ for this command. Print position motion ASCII ESC $ n1 n2 Dec. 36 Hex. 24 ESC \ n1 n2 92 5C ESC (V nn 40 86 28...
User Manual
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...Index (HMI) Change Pitch in 3600/h DPI m: Number of space added to the space between characters Units are 1/120 inch (draft) and 1/180 inch (LQ and proportional) Define Unit ESC (U 10 n Define positioning unit as n/3600 inch n = 10,20,30,40,50, or 60 n = 10; default...mode v = 10,20: Dot density for vertical in 3600/v DPI h = 10,20: Dot density for horizontal in n/360-inch units Total units = n1 + n2 x 256 Set Intercharacter Space n = number of units of vertical dots Total dots = n1 + n2 x 256 Select Graphics Mode ESC (G10n n = 1, or 49 Specifications, Command Summary, and Character Tables...
...Index (HMI) Change Pitch in 3600/h DPI m: Number of space added to the space between characters Units are 1/120 inch (draft) and 1/180 inch (LQ and proportional) Define Unit ESC (U 10 n Define positioning unit as n/3600 inch n = 10,20,30,40,50, or 60 n = 10; default...mode v = 10,20: Dot density for vertical in 3600/v DPI h = 10,20: Dot density for horizontal in n/360-inch units Total units = n1 + n2 x 256 Set Intercharacter Space n = number of units of vertical dots Total dots = n1 + n2 x 256 Select Graphics Mode ESC (G10n n = 1, or 49 Specifications, Command Summary, and Character Tables...
Service Manual
Page 10
...Refer to Figure 1-1 on the next page for an exterior view of this printer are: . Note: Roll paper is a 24pin serial impact dot-matrix printer suitable for the LQ-2070 serial impact dot matrix printer. 1.1.1. Features The LQ-2070 is not available on hours (POH) Printhead life 200 million strokes/wire ... sheet, continuous paper, multipart paper, envelopes, card labels, roll paper . The major features of the LQ-2070. LQ-2070 Sendce Manual Product Description 1.1 Specifications These specifications provide statistical information for the VAR (value addedreseller) market.
...Refer to Figure 1-1 on the next page for an exterior view of this printer are: . Note: Roll paper is a 24pin serial impact dot-matrix printer suitable for the LQ-2070 serial impact dot matrix printer. 1.1.1. Features The LQ-2070 is not available on hours (POH) Printhead life 200 million strokes/wire ... sheet, continuous paper, multipart paper, envelopes, card labels, roll paper . The major features of the LQ-2070. LQ-2070 Sendce Manual Product Description 1.1 Specifications These specifications provide statistical information for the VAR (value addedreseller) market.
Service Manual
Page 13
... 1-2. Pin arrangement q print Pin diameter Impact dot matrix Black 24 pins 12x 2 staggered 0.2 mm (0.0079 inch) f)=108°* 0.2° . ~1I18O') J ~'~gd're"'on the paper . . Color . I I T #16 9#18 T#19 I +#21 1 I +$20 +#22 v 4#23 I Head center > ; Product Description LQ-2070 Servioe Manual 1.2 Hardware Specifications This section provides detailed hardware specifications for graphics. (Bidirectional printing of graphics can...
... 1-2. Pin arrangement q print Pin diameter Impact dot matrix Black 24 pins 12x 2 staggered 0.2 mm (0.0079 inch) f)=108°* 0.2° . ~1I18O') J ~'~gd're"'on the paper . . Color . I I T #16 9#18 T#19 I +#21 1 I +$20 +#22 v 4#23 I Head center > ; Product Description LQ-2070 Servioe Manual 1.2 Hardware Specifications This section provides detailed hardware specifications for graphics. (Bidirectional printing of graphics can...
Service Manual
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LQ-2070 Service Manual Product Description 1.2.2 Printing Specifications q Copy capability q Print speed and printable columns 1 original+ 3copies Table 1-4 Print Speed and Printable Columns Print Mode High-speed draft Draft Draft condensed LQ LQ Condensed Character Pitch 10 cpi 10 cpi 12 cpi 15 cpi 17 cpi 20 cpi 10...73 92 105 122 . Resolution Print Mode High-speed draft Draft Draft condensed LQ 8 pin bit image 24 pin bit image . Raster graphics Table 1-5 Print Resolution Horizontal Density Vertical Density Adjacent Dot Printed? 90 dpi 180 dpi No 120 dpi 180 dpi No 240 dpi ...
LQ-2070 Service Manual Product Description 1.2.2 Printing Specifications q Copy capability q Print speed and printable columns 1 original+ 3copies Table 1-4 Print Speed and Printable Columns Print Mode High-speed draft Draft Draft condensed LQ LQ Condensed Character Pitch 10 cpi 10 cpi 12 cpi 15 cpi 17 cpi 20 cpi 10...73 92 105 122 . Resolution Print Mode High-speed draft Draft Draft condensed LQ 8 pin bit image 24 pin bit image . Raster graphics Table 1-5 Print Resolution Horizontal Density Vertical Density Adjacent Dot Printed? 90 dpi 180 dpi No 120 dpi 180 dpi No 240 dpi ...
Service Manual
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... (rear) OK OK X NO OK NO % This symbol after "OK" means you need to check the paper type before using the following table. Product Description LQ-2070 Service Manual 1.2.3 Paper Handling Specifications q Feeding method Friction feed Push tractor feed Push and pull tractor feed (front, rear) (front, rear) (front, rear, bottom) .
... (rear) OK OK X NO OK NO % This symbol after "OK" means you need to check the paper type before using the following table. Product Description LQ-2070 Service Manual 1.2.3 Paper Handling Specifications q Feeding method Friction feed Push tractor feed Push and pull tractor feed (front, rear) (front, rear) (front, rear, bottom) .
Service Manual
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...m2 (14 lb) 90 g/m2 (24 lb) I Plain paper, recycled paper. q Remove any slack in this printer. Cut Sheets q Paper/ media specifications The following table shows specifications for Cut Sheets (Multipart) I Front Entry I Rear Entry Minimum Maximum Minimum Maximum Width 101 mm (4.0") 420 mm.../FRONT PUSH position. Product Description LQ-2070 Service Manual 4. Precisely adjust the horizontal position of the multipart form. 1-8 Rev.A Do not perform reverse feeds after the paper end has been detected. 1.2.4 Paper Specifications This section describes the printable area...
...m2 (14 lb) 90 g/m2 (24 lb) I Plain paper, recycled paper. q Remove any slack in this printer. Cut Sheets q Paper/ media specifications The following table shows specifications for Cut Sheets (Multipart) I Front Entry I Rear Entry Minimum Maximum Minimum Maximum Width 101 mm (4.0") 420 mm.../FRONT PUSH position. Product Description LQ-2070 Service Manual 4. Precisely adjust the horizontal position of the multipart form. 1-8 Rev.A Do not perform reverse feeds after the paper end has been detected. 1.2.4 Paper Specifications This section describes the printable area...
Service Manual
Page 19
...paper, recycled paper. Differences in thickness in the printable area must be inserted horizontally, insert it from the rear entrance only. Table 1-12 Specifications for Envelopes Front Entry Rear Entry Minimum Maximum Minimum Maximum No. 6 envelopes Width * Length --- Not curled, not folded, or not ... and humidity. % Insert envelopes from the rear entrance. 1-1o Rev.A Not curled. Product Description LQ-2070 Service Manual Envelopes and Card Stock q Paper/media specifications The following tables gives specifications for envelopes and card stock.
...paper, recycled paper. Differences in thickness in the printable area must be inserted horizontally, insert it from the rear entrance only. Table 1-12 Specifications for Envelopes Front Entry Rear Entry Minimum Maximum Minimum Maximum No. 6 envelopes Width * Length --- Not curled, not folded, or not ... and humidity. % Insert envelopes from the rear entrance. 1-1o Rev.A Not curled. Product Description LQ-2070 Service Manual Envelopes and Card Stock q Paper/media specifications The following tables gives specifications for envelopes and card stock.
Service Manual
Page 21
...Dots of paper Binding Minimum Maximum 101 mm (4.0") 406 mm (16") 101 mm (4.0") 559 mm (22") 1 original + 3 copies 0.065 mm 0.32 mm (0.0025") (0.013") 52.3 g/m2 82 g/m2 (14 lb) (22 lb) 40 g/m2 58 g/m2 (12 lb) (15 lb) Plain paper. Product Description LQ-2070 Service Manual Continuous Paper q Paper/media specifications... The following table gives specifications continuous paper.
...Dots of paper Binding Minimum Maximum 101 mm (4.0") 406 mm (16") 101 mm (4.0") 559 mm (22") 1 original + 3 copies 0.065 mm 0.32 mm (0.0025") (0.013") 52.3 g/m2 82 g/m2 (14 lb) (22 lb) 40 g/m2 58 g/m2 (12 lb) (15 lb) Plain paper. Product Description LQ-2070 Service Manual Continuous Paper q Paper/media specifications... The following table gives specifications continuous paper.
Service Manual
Page 23
...labels should be inserted from the front or bottom entrance. < 2.5inch (63.5mm) min. > - Product Description LQ-2070 Service Manuai Continuous Paper with Labels q Paper/media specifications The following table gives the specifications for continuous paper with Labels Front Entry Rear Entry Bottom Entry Minimum Maximum Minimum Maximum Minimum Maximum Label size...0.16 mm 0.19 mm (0.0063") (0.0075") 68 g/m2 (17 lb) '-- '- - -.. 0.16 mm (0.0063") 0.19 mm (0.0075") 68 g/m2 (17 lb) Quality . Table 1-16 Specifications for Continuous Paper with labels. See the figure below ---
...labels should be inserted from the front or bottom entrance. < 2.5inch (63.5mm) min. > - Product Description LQ-2070 Service Manuai Continuous Paper with Labels q Paper/media specifications The following table gives the specifications for continuous paper with Labels Front Entry Rear Entry Bottom Entry Minimum Maximum Minimum Maximum Minimum Maximum Label size...0.16 mm 0.19 mm (0.0063") (0.0075") 68 g/m2 (17 lb) '-- '- - -.. 0.16 mm (0.0063") 0.19 mm (0.0075") 68 g/m2 (17 lb) Quality . Table 1-16 Specifications for Continuous Paper with labels. See the figure below ---
Service Manual
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...LQ-2070 Service Manuai 1.2.5 Ribbon Specifications Table 1-19 Statistics on the Ribbon Item Type Color Ribbon life Dimension Specification Fabric Black 8 million characters (draft, 10 cpi, 48dotcJ character) 506.0 mm (W) x 123.5 mm (D) x 23.0 mm (H) 19.92" (W) X 4.86" (D) X .91 " (H) 1.2.6 Electrical Specifications Tables 1-20 and 1-21 provide statistics on electrical ratings and consumption. Table 1-20 Electrical Specifications... Input frequency range Rated current Power consumption Insulation resistance Dielectric strength Specifications I 120VAC I 103.5to 132VAC I 50t060 Hz 49.5 to...
...LQ-2070 Service Manuai 1.2.5 Ribbon Specifications Table 1-19 Statistics on the Ribbon Item Type Color Ribbon life Dimension Specification Fabric Black 8 million characters (draft, 10 cpi, 48dotcJ character) 506.0 mm (W) x 123.5 mm (D) x 23.0 mm (H) 19.92" (W) X 4.86" (D) X .91 " (H) 1.2.6 Electrical Specifications Tables 1-20 and 1-21 provide statistics on electrical ratings and consumption. Table 1-20 Electrical Specifications... Input frequency range Rated current Power consumption Insulation resistance Dielectric strength Specifications I 120VAC I 103.5to 132VAC I 50t060 Hz 49.5 to...
Service Manual
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...stock, or labels. %3: In shipment container. 1.2.8 Reliability Table 1-23 gives maximum life and usage specifications. Table 1-24 Safety Information for Printer Models Safety Standards EMI 120 v I Ribbon life 8 million characters 1.2.9 Safety Approvals Table 1-24 provides...pub.22) CSA CI08.8 class B Rev.A 1-17 LQ-2070 Service Manual Product Description 1.2.7 Environmental Conditions Table 1-22 explains the conditions the printer requires during operation and when not operating, Table 1-22 Environmental Requirements Item I Specifications Temperature 5 to 35° C/41 to 95...
...stock, or labels. %3: In shipment container. 1.2.8 Reliability Table 1-23 gives maximum life and usage specifications. Table 1-24 Safety Information for Printer Models Safety Standards EMI 120 v I Ribbon life 8 million characters 1.2.9 Safety Approvals Table 1-24 provides...pub.22) CSA CI08.8 class B Rev.A 1-17 LQ-2070 Service Manual Product Description 1.2.7 Environmental Conditions Table 1-22 explains the conditions the printer requires during operation and when not operating, Table 1-22 Environmental Requirements Item I Specifications Temperature 5 to 35° C/41 to 95...
Service Manual
Page 27
...Directive 89/336/ EEC Non-Automatic Weighing Instruments Directive 90/384/EEC LQ-2070 Service Manual EN60950 EN55022 class B EN50082-1 , IEC801-2 IEC801-3 , IEC801-4 EN45501 1.2.11 Physical Specifications Table 1-26 provides printer dimensions and weight. Table 1-26 Physical Specifications Dimensions 639 mm (W) x402 mm (D) x 257 mm (H) 25....16" (W) X 16.14" (D) X 10.12" (H) Weight I Approx. 13 kg (28.66 lb) I 1.2.12 Cut Sheet Feeder Specifications This printer has two CSF options: a high-capaaty CSF and a 2nd bin CSF. Hopper capacity Table 1-27 Hopper Capacity CSF Bin 1 CSF Bin 2 ...
...Directive 89/336/ EEC Non-Automatic Weighing Instruments Directive 90/384/EEC LQ-2070 Service Manual EN60950 EN55022 class B EN50082-1 , IEC801-2 IEC801-3 , IEC801-4 EN45501 1.2.11 Physical Specifications Table 1-26 provides printer dimensions and weight. Table 1-26 Physical Specifications Dimensions 639 mm (W) x402 mm (D) x 257 mm (H) 25....16" (W) X 16.14" (D) X 10.12" (H) Weight I Approx. 13 kg (28.66 lb) I 1.2.12 Cut Sheet Feeder Specifications This printer has two CSF options: a high-capaaty CSF and a 2nd bin CSF. Hopper capacity Table 1-27 Hopper Capacity CSF Bin 1 CSF Bin 2 ...
Service Manual
Page 29
... LQ-2070 Service Manual 1.3 Firmware Specifications This section provides detailed information about LQ-2070 firmware. 1.3.1 Control Codes and Fonts q Control codes ESC/P2 and IBM 2390/2391 plus emulations. q Typefaces Bitmap fonts EPSON Draft EPSON Roman EPSON Saris Serif EPSON Courier EPSON Prestige EPSON Script EPSON OCR-B EPSON Orator EPSON Orator-S EPSON Script...12 cpi, 15 cpi, 10 cpi, 12 cpi 10 cpi 10 cpi 10 cpi 10 cpi Proportional Scalable font EPSON Roman EPSON Saris Serif EPSON Roman T EPSON Saris Serif H 10.5pt., 8pt.-32pt. (every 2 pt.) 10.5pt., 8pt.-32pt. (every 2pt.) 10...
... LQ-2070 Service Manual 1.3 Firmware Specifications This section provides detailed information about LQ-2070 firmware. 1.3.1 Control Codes and Fonts q Control codes ESC/P2 and IBM 2390/2391 plus emulations. q Typefaces Bitmap fonts EPSON Draft EPSON Roman EPSON Saris Serif EPSON Courier EPSON Prestige EPSON Script EPSON OCR-B EPSON Orator EPSON Orator-S EPSON Script...12 cpi, 15 cpi, 10 cpi, 12 cpi 10 cpi 10 cpi 10 cpi 10 cpi Proportional Scalable font EPSON Roman EPSON Saris Serif EPSON Roman T EPSON Saris Serif H 10.5pt., 8pt.-32pt. (every 2 pt.) 10.5pt., 8pt.-32pt. (every 2pt.) 10...
Service Manual
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...on. device) Table 1-31 Pin Assignments for Forward Channel Pin Signal Return No. This signal's HIGH level means the printer has a paper-out error. This line is not ready to +5 V through 3.9KQ resistor. Not connected. Rev... GND. Function Description Strobe pulse. This signal's negative pulse initializes printer. Signal GND. This signal's HIGH level means the printer is pulled up to accept more data. LQ-2070 Service Manual Product Description 1.3.2 Interface Specifications This printer provides a bidirectional 8-bit parallel interface and a Type B optional ...
...on. device) Table 1-31 Pin Assignments for Forward Channel Pin Signal Return No. This signal's HIGH level means the printer has a paper-out error. This line is not ready to +5 V through 3.9KQ resistor. Not connected. Rev... GND. Function Description Strobe pulse. This signal's negative pulse initializes printer. Signal GND. This signal's HIGH level means the printer is pulled up to accept more data. LQ-2070 Service Manual Product Description 1.3.2 Interface Specifications This printer provides a bidirectional 8-bit parallel interface and a Type B optional ...
Service Manual
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... AckDataReq/ DataBit-2, 6 28 13 Xflag / DataBit-l, 5 28 14 HostBusy 30 In Parallel input data to the IEEE-P1284 Specification q Signal level TILcompatible (IEEE-P1284 level 1 device) . out Data available signal and reverse channel transfer of data bits 1... - Not connected. Rev.A 1-23 LQ-2070 Service Manual Product Description 1.3.2.2 Parallel Interface (Reverse Channel) q Transmission mode IEEE-P1284 nibble mode . Chassis GND. . . - o u t This line is pulled up to +5 V through 3.3K Q resistor. Handshaking Refer to the printer bit O: LSB In bit 1 In...
... AckDataReq/ DataBit-2, 6 28 13 Xflag / DataBit-l, 5 28 14 HostBusy 30 In Parallel input data to the IEEE-P1284 Specification q Signal level TILcompatible (IEEE-P1284 level 1 device) . out Data available signal and reverse channel transfer of data bits 1... - Not connected. Rev.A 1-23 LQ-2070 Service Manual Product Description 1.3.2.2 Parallel Interface (Reverse Channel) q Transmission mode IEEE-P1284 nibble mode . Chassis GND. . . - o u t This line is pulled up to +5 V through 3.3K Q resistor. Handshaking Refer to the printer bit O: LSB In bit 1 In...
Service Manual
Page 50
...The CR motor drives the timing belt. The printer detects the carriage home position with the HP sensor. Table 2-1. The HP sensor informs the CPU when the carriage is connected to OFF. CR Motor Assembly Specifications Category Type Drive Voltage Coil Resistance Inductance Requirement ...4-phase, 200-pole, HB-type pulse motor 35 ± 2.1 VDC 2.7 Ω ± 10%, per phase, at 25° C (77° F) 3.7 mH ± 20% (per phase, at the home position. Operation Principles LQ-2070 Servcie ...
...The CR motor drives the timing belt. The printer detects the carriage home position with the HP sensor. Table 2-1. The HP sensor informs the CPU when the carriage is connected to OFF. CR Motor Assembly Specifications Category Type Drive Voltage Coil Resistance Inductance Requirement ...4-phase, 200-pole, HB-type pulse motor 35 ± 2.1 VDC 2.7 Ω ± 10%, per phase, at 25° C (77° F) 3.7 mH ± 20% (per phase, at the home position. Operation Principles LQ-2070 Servcie ...
Service Manual
Page 79
LQ-2070 Service Manual Disassembly and Assembly 3.1 OVERVIEW This section describes various points to do so can cause physical injury. WARNING Before disassembling, assembling, or adjusting the printer, disconnect the power supply cable from the AC power socket. Never touch primary parts ... B776702201 Note: All tools are commercially available. Use only tools that meet these specifications. The power switch is required only for disassembling, assembling, or adjusting the printer. Recommended Tools Tool Round-nose pliers Nippers Tweezers Soldering iron E-ring holder #2.5 Phillips...
LQ-2070 Service Manual Disassembly and Assembly 3.1 OVERVIEW This section describes various points to do so can cause physical injury. WARNING Before disassembling, assembling, or adjusting the printer, disconnect the power supply cable from the AC power socket. Never touch primary parts ... B776702201 Note: All tools are commercially available. Use only tools that meet these specifications. The power switch is required only for disassembling, assembling, or adjusting the printer. Recommended Tools Tool Round-nose pliers Nippers Tweezers Soldering iron E-ring holder #2.5 Phillips...
Service Manual
Page 81
...-toothed lock washer Head Top Side Body Pan Bind Cross-recessed head S-tight Normal (with Notch) B-tight C-lamitite A-lamitite Figure 3-1 Screw Types and Abbreviations Rev.A 3-3 LQ-2070 Service Manual Disassembly and Assembly 3.1.4 Specifications for Screws Table 3-4 lists the abbreviations used in the following sections for small parts, such as screws and washers.
...-toothed lock washer Head Top Side Body Pan Bind Cross-recessed head S-tight Normal (with Notch) B-tight C-lamitite A-lamitite Figure 3-1 Screw Types and Abbreviations Rev.A 3-3 LQ-2070 Service Manual Disassembly and Assembly 3.1.4 Specifications for Screws Table 3-4 lists the abbreviations used in the following sections for small parts, such as screws and washers.