Technical Brief (Impact Printers)
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...both in purchase price and low cost of printer: Low cost - only impact printers can all have 3 numbers in their names EPSON Sales Training EPSON is a 9- EPSON impact printers are either 9- L LL L Nine-pin impact printers - These printers have finer printhead pins which: Hit the paper less hard ... Quality LLL The name of their names Narrow carriage printers have paper loaded and waiting. Reliability - Impact printers are renowned for their reliability with LQ FX-980-Nine-pin narrow carriage Wide carriage printers have 4 number in their respective owners. Contents This...
...both in purchase price and low cost of printer: Low cost - only impact printers can all have 3 numbers in their names EPSON Sales Training EPSON is a 9- EPSON impact printers are either 9- L LL L Nine-pin impact printers - These printers have finer printhead pins which: Hit the paper less hard ... Quality LLL The name of their names Narrow carriage printers have paper loaded and waiting. Reliability - Impact printers are renowned for their reliability with LQ FX-980-Nine-pin narrow carriage Wide carriage printers have 4 number in their respective owners. Contents This...
Service Manual
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...: 23 million lines (except printhead) † Bi-directional Interface „ Optional Type-B I /F card C82357∗ / C82362∗ / C82363∗ / C82363∗ (See NOTE below : Table 1-3. Product Description Specifications 8 Since the specifications for the LQ-2180's improved features such as printing speed and copy capability, the information included in the Printer Items Quantity User's manual...
...: 23 million lines (except printhead) † Bi-directional Interface „ Optional Type-B I /F card C82357∗ / C82362∗ / C82363∗ / C82363∗ (See NOTE below : Table 1-3. Product Description Specifications 8 Since the specifications for the LQ-2180's improved features such as printing speed and copy capability, the information included in the Printer Items Quantity User's manual...
Service Manual
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... LQ-2180 is the same as for the LQ-2170 † Rated current „ 120 V version: 1.0 A (maximum = 4.0 A) „ 230 V version: 0.5 A (maximum = 2.0 A) † Power consumption (for the items below. For information on other items, see the LQ...-2170 Service Manual. † Input voltage range „ 120 V version: AC 99 to 132 V „ 230 V version: AC 198 to 264 V (same as for the LQ2170 except for 120 V and 230 V versions) „ Approximately 52 W (ISO/IEC10561 Letter pattern) (Energy Star compliant) 1.1.7 Reliability † MVBF *1: † MTBF: † Printhead...
... LQ-2180 is the same as for the LQ-2170 † Rated current „ 120 V version: 1.0 A (maximum = 4.0 A) „ 230 V version: 0.5 A (maximum = 2.0 A) † Power consumption (for the items below. For information on other items, see the LQ...-2170 Service Manual. † Input voltage range „ 120 V version: AC 99 to 132 V „ 230 V version: AC 198 to 264 V (same as for the LQ2170 except for 120 V and 230 V versions) „ Approximately 52 W (ISO/IEC10561 Letter pattern) (Energy Star compliant) 1.1.7 Reliability † MVBF *1: † MTBF: † Printhead...
Service Manual
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LQ-2180 1.4.1 C272MAIN Board The C272MAIN Board is composed of the CPU (TMP96C141), gate array (E05B42), program ROM that integrates the CG, EEPROM, and 24 transistors used to drive the printhead. C N 17 CN3 CN4 CN5 CN6 H e a d D r iv e T R A N S IS T O R IC 1 2 A 2 9 1 7 S LA 7024M CN1 IC 1 0 P -R O M (4 M ) IC 7 C G -R O M (8 M ) C N 11 C N 10 C N 16 CN8 C N 12 CN7 CN9 C N 13 IC 6 CN2...
LQ-2180 1.4.1 C272MAIN Board The C272MAIN Board is composed of the CPU (TMP96C141), gate array (E05B42), program ROM that integrates the CG, EEPROM, and 24 transistors used to drive the printhead. C N 17 CN3 CN4 CN5 CN6 H e a d D r iv e T R A N S IS T O R IC 1 2 A 2 9 1 7 S LA 7024M CN1 IC 1 0 P -R O M (4 M ) IC 7 C G -R O M (8 M ) C N 11 C N 10 C N 16 CN8 C N 12 CN7 CN9 C N 13 IC 6 CN2...
Service Manual
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Revision A Product Description Main Components 23 However, please be aware of the printer mechanism for the LQ-2180 is the same as for the LQ-2170. LQ-2180 1.4.2 Printer Mechanism Appearance of the printhead's incompatibility with the LQ-2180.
Revision A Product Description Main Components 23 However, please be aware of the printer mechanism for the LQ-2180 is the same as for the LQ-2170. LQ-2180 1.4.2 Printer Mechanism Appearance of the printhead's incompatibility with the LQ-2180.
Service Manual
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Data sent from the host computer to the printhead through the gate array. Data Flow RAM In p u t B u ffe r L in e E d it P r in t d a ta c o n v e r s io n 1 P r in t d a ta c o n v e r s io n 2 Im a g e d a ta tra n s fe r Figure 2-2. The figure below ... Operation The printer's control circuit includes a CPU (TMP96C141AF/IC4) that runs at 19.66 MHz, a gate array (E05B42/IC3), a 1M bit PS-RAM (IC8), a 8M bit CG-ROM (IC6), and so on. LQ-2180 Revision A 2.1 Control Circuit The control circuit of the LQ-2180 is converted to image data and transmitted to the printhead. Control Circuit...
Data sent from the host computer to the printhead through the gate array. Data Flow RAM In p u t B u ffe r L in e E d it P r in t d a ta c o n v e r s io n 1 P r in t d a ta c o n v e r s io n 2 Im a g e d a ta tra n s fe r Figure 2-2. The figure below ... Operation The printer's control circuit includes a CPU (TMP96C141AF/IC4) that runs at 19.66 MHz, a gate array (E05B42/IC3), a 1M bit PS-RAM (IC8), a 8M bit CG-ROM (IC6), and so on. LQ-2180 Revision A 2.1 Control Circuit The control circuit of the LQ-2180 is converted to image data and transmitted to the printhead. Control Circuit...
Service Manual
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... 4 C P U (IC 4 ) 2 3 /R S T G .A (IC 3 ) 7 4 /R S T Figure 2-3. ROM IC10 Contains the control program. Gate Array Control the functions below: • Memory management IC3 • Printhead drive • Phase change for the PF motor EEPROM Contains such information as the factory IC5 setting values for the various adjustments and the operational ...the status to the CPU and the gate array: † The printer is turned on or off the operation of each function of the main components of the C272 MAIN board. LQ-2180 The following functions: • Buffer used to receive data IC8 ...
... 4 C P U (IC 4 ) 2 3 /R S T G .A (IC 3 ) 7 4 /R S T Figure 2-3. ROM IC10 Contains the control program. Gate Array Control the functions below: • Memory management IC3 • Printhead drive • Phase change for the PF motor EEPROM Contains such information as the factory IC5 setting values for the various adjustments and the operational ...the status to the CPU and the gate array: † The printer is turned on or off the operation of each function of the main components of the C272 MAIN board. LQ-2180 The following functions: • Buffer used to receive data IC8 ...
Service Manual
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..., it may damage the head driver transistor. Note there is converted into energy used to the standard level 3. Printhead Drive Circuit Operating Principles Control Circuit 27 Once the current flows into the coil is possibility that some unused energy returns to ...is stopped when the temperature reaches the standard level 1. This function enables the printer to change the period of time for hot head, printing is in process, the temperature inside the printhead. LQ-2180 2.1.3 Printhead Driver Circuit Printhead drive begins with the current. The Pin 74 (AN1) on the condition...
..., it may damage the head driver transistor. Note there is converted into energy used to the standard level 3. Printhead Drive Circuit Operating Principles Control Circuit 27 Once the current flows into the coil is possibility that some unused energy returns to ...is stopped when the temperature reaches the standard level 1. This function enables the printer to change the period of time for hot head, printing is in process, the temperature inside the printhead. LQ-2180 2.1.3 Printhead Driver Circuit Printhead drive begins with the current. The Pin 74 (AN1) on the condition...
Service Manual
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... (Release sensor 2) 1: Release 2 Same as shown below. Troubleshooting Overview 40 LQ-2180 Revision A 5.1 Overview This chapter contains flowcharts and checkpoint tables to let you troubleshoot the printer. See the LQ-2170 Service Manual. The checkpoint tables let you identify the faulty part or unit... Information This section gives you troubleshooting information to help you test points for replaceable units. 5.2.1 Printhead The information in this section is the same as for the LQ-2170. 5.2.2 Sensors The check method, including test pin number and meter reading, for each ...
... (Release sensor 2) 1: Release 2 Same as shown below. Troubleshooting Overview 40 LQ-2180 Revision A 5.1 Overview This chapter contains flowcharts and checkpoint tables to let you troubleshoot the printer. See the LQ-2170 Service Manual. The checkpoint tables let you identify the faulty part or unit... Information This section gives you troubleshooting information to help you test points for replaceable units. 5.2.1 Printhead The information in this section is the same as for the LQ-2170. 5.2.2 Sensors The check method, including test pin number and meter reading, for each ...
Service Manual
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...assembly 12 CN4 HP sensor 3 CN5 Rear PE sensor 3 CN6 Front PE sensor 2 CN7 TOP sensor 4 CN8 Printhead (F) 18 C272 MAIN Board CN9 Printhead (R) 16 CN10 PF motor 4 CN11 CR motor 5 CN12 Release lever position sensor 1 2 CN13 PG sensor ...2 CN14 CSF 10 CN15 PNL board assembly 22 CN16 Release lever position sensor 2 2 CN17 Fan 2 CN3 CN1 CN2 P a r a lle l I/F O p tio n I/F H ost C o m p u te r C 1 6 6 P S B /P S E B o a rd Figure 7-1. LQ-2180...
...assembly 12 CN4 HP sensor 3 CN5 Rear PE sensor 3 CN6 Front PE sensor 2 CN7 TOP sensor 4 CN8 Printhead (F) 18 C272 MAIN Board CN9 Printhead (R) 16 CN10 PF motor 4 CN11 CR motor 5 CN12 Release lever position sensor 1 2 CN13 PG sensor ...2 CN14 CSF 10 CN15 PNL board assembly 22 CN16 Release lever position sensor 2 2 CN17 Fan 2 CN3 CN1 CN2 P a r a lle l I/F O p tio n I/F H ost C o m p u te r C 1 6 6 P S B /P S E B o a rd Figure 7-1. LQ-2180...