Manual De Copiadora

Volver al INDICE

EPSON@
Service Manual

EPSON LQ-2070

EPSON AMERICA,

INC.

TM-LQ2070

CHAPTER 1
Table oicontents
Specifications

Product Description

1-5 .,...................... .._.......... 1-5 1-7 l-8 1-8 I-9 : f-10 l-12 I-20 I-20 I-21 I-21 1-21 1-22 1-22 1-22 l-24 1-24 1-25 1-25 l-27 1-28 l-28 1-29 1-32 1-33 1-33 1-34 l-35 1-35 l-36 1-36 I-37 l-37 1-38 I-38
l-38................................. ................................. ................................. 1-38 I-38 1-38

Features............................... Accessories .._

Hardware Specifications
Printing Method ............. Printing Specifications ........ Paper Handling Specifications. Paper Specifications. ......... Ribbon Specifications. ........ Electrical Specifications .......Environmental Conditions ..... Reliability .................. Safety Approvals ............ CE Marking. ................ Physical Specifications. ....... Cut Sheet Feeder Specifications

Firmware Specifications Control Codes and Fonts.

................

Interface Specifications .................. Parallel Interface (Forward Channel) ... Parallel Interface (Reverse Channel) ... Interface Selection................. Preventing the Host from Data Time-out Paper Handling Firmware. ................ Paper Width (PW) Sensor Operation. .......

Operating Instructions
Control Panel Operation. ......... Status Codes .................. Micro Adjustment Function. ....... Tear Off Function ............... Self-test Function ............... Hexadecimal Dump Function. ..... Default Setting Function.......... EEPROM Clear Function ......... Bidirectional Adjustment Function Quiet Mode Function ............

Initialization Software Initialization ........... Operation Initialization .......... Power On Initialization ..........

EPSON

LO-2070

Printer Service Manual

l-l

MAIN COMPONENTS Cl86 MAIN Board Assembly ...................................... Cl66 PSB/PSE Board Assembly................................... Cl65 PNL Board Assembly ....................................... PrinterMechanism .............................................. Housing Assembly. ..............................................

1-39 I-40 l-40 1-41 l-41 1-42

List of Figures Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 1-l.Exterior View of the LQ-2070 .............................. l-2. Pin Configuration ....................................... 1-3. Printable Area for Cut Sheets. ............................ 1-4. Printable Area for Envelopes and Card Stock ................ 1-5. Printable Area for Continuous Paper ....................... I-6. Label Size ............................................ I-7. Printable Areafor Roll Paper ............................. I-8. Data Transmission Timing ............................... 1-9. Control Panel ......................................... l-10. Self-test Printout ...................................... I-l 1. Hexadecimal Dump Printout. ............................ I-12. Main Components ..................................... I-13. Cl86 MAIN Board Assembly............................ 1-14. Cl66 PSB/PSE Board Assembly. ........................ I-15. Cl65 PNL Board Assembly ............................. I-16. Printer Mechanism .................................... I-l 7. Housing Assembly .................................... I-6 I-8 l-13 i-15 I-17 I-18 I-19 I-26 l-33 I-36 I-36 I-39 I-40 l-40 I-41 I-41 1-42

List of Tables Table I-l. Items Included with thePrinter. ............................. Table 1-2. Consumables. .......................................... Table I-3. Optional Units. .......................................... Table I-4. Print Speed and Printable Columns ......................... Table I-5. Print Resolution ......................................... .............................. Tablel-6,PaperPathandPaperTypes Table l-7. Paper...