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Epson C I - 4 0 5 0 User Replaceable Parts Replacement of the Print Head, Print Head Removal

Models: C I - 4 0 4 0 C I - 4 0 5 0

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Maintenance

4.3User Replaceable Parts

Replacement of the Print Head

The print head has an expected life time of approximately 350,000 pages (see Page Counter (PGCNT in PRINT TEST 3).

Print Head Removal

Caution: The print head may be very hot immediately after printing.

1.Remove theoutput stacker (1) (only for printer CI - 4050).

2.Switch the printer ON, lift and remove the top cover (2). The print head will move to the correct position, aligned with the cut-out in the paper guide plate.

3.Switch the printer OFF again.

4.Remove the ribbon cassette (3).

5.Disconnect the print head cable (4).

6.Using the supplied tool (7)., loosen the two captive screws (6) retaining the print head (5). Use the enclosed plastic case as an extension for the socket head cap key

7.Remove the print head (5).

4-4

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Epson C I - 4 0 5 0, C I - 4 0 4 0 user manual User Replaceable Parts Replacement of the Print Head, Print Head Removal

Contents

4 0 4 4 0 5 Page Safety Regulations Electromagnetic Compatibility Operating Environment Table of Contents Macro Select Change Macro Installation Save Print OUT Main Function Change Macro VII Automatic Sheet Feeder Cassette ASF only Printer CI 4050 Appendices Preface Configuring the PrinterAbout this Manual Getting Started Trouble Shooting and Diagnostics MaintenanceColour Option only for Printer CI Appendix Interface Description Miscellaneous Control Codes Conventions Used in this Guide BoldAbbreviations and Acronyms Unpacking the Printer CI Getting Started First Look at the Printer CI Unpacking the Printer CI First Look at the Printer CI Power Requirements Site Considerations Environment ConditionsWork Location Re-packing Information Transport Lock Installing the Personality Module only Printer CI Installing the Personality Module only Printer CI Power Supply Mains Voltage Selection Installing the Ribbon Cassette Power ON/OFF Switch Installing the Black Ribbon Cassette Getting Started Click Replacing the Ribbon Cassette Tractor Inserting Fanfold Paper for the First Time Getting Started Getting Started Manual Front Insertion Guide Printer CI 4040 Option Printer CI Getting Started Print Test Test Printouts Norag KEY To start a print testDisplay To stop the print test Connection to a Computer Parallel/Serial Interface Epson LQ Emulation Selection Control Panel Printer Operation Eject Form Local Detail Description of Keys Vertical Position Adjustment VERT.POS.ADJ Top Row KeysLower Row Keys Key Display Fanfold Displacement Fanfold DIS How to Use this Function Paper Feed Key 91 Reverse Paper Feed Key Menu Mode To Activate the Menu Press Macro Emulation To Confirm Selection How to Save Settings Quick Settings What is Configuring Configuring the Printer Ready ELQ Local Macro Select Print OUT Standard Configuration Standard Configuration for Printer CIRecall Factory Character SET Explanation of the printouts on the previous pages Adjustment Save InstallationExplanation of Individual Menu Items Main Functions Macro Select Main Function Change Macro Font Print OUT Graphics Quality Print QualitySub/Super Font Pitch Appropriate setting Vertical Positioning Adjustment VERT.POS.ADJ Configuring the printer Paper Source Perforation Skip Emulation Epson LQ IBM Propr IBM PROPR.AGMCharacter Set $$ Commands Line Mode Word Length BufferParallel Serial Sub-Function Adjustment AGC Position Platen Gap AGC Adjust Uni-Direct.CMD Cutting V-POS Restore SET UP Special Sub-Items under Installation Language Menu Access Hex Dump Data Change Macro # Macro SelectRoman LQ/NLQ SAN Serif LQ/NLQ Courier Prestige Script Print Qual Printer CI Adjustment AGC Position Buffer Installation KbyteAGC Adjust TEAR-OFF-MODE Recall Factory Language English Deutsch Francais Restore SET UPPrint Test F Test Maintenance Cleaning the Platen and Surrounding AreasPreferred Materials Print TEST3 Cleaning Procedure Print Head Removal User Replaceable Parts Replacement of the Print Head Print Head Installation To Remove the Platen Replacement of the Platen To Install the Platen How to Use This Section Troubleshooting and Diagnostics Error Messages Power-related ProblemsDisplay That means Cause / Action Test RAM OK NV RAM OKROM 1 OK ROM 2 OK Framing Error AGC ErrorHOR. Drive Error Buffer Overflow Display That means Cause / Action Load BIN only for Load ManualLoad Tractor Paper JAM TRF Parity ErrorPaper JAM Manual Remove Paper Tear OFF Paper Printing does not start No Printout Self-test printout does not startFanfold paper does not advance Single sheet paper does not advance only for Printer CI Troubleshooting and Diagnostics Print-related Problems Print faint or of poor quality Characters do not print evenly or are not uniform in pitchPrint lines overlap Test Action Result Check Select and start PrintStop Self Test Start external printing Ribbon or Carriage-related Problems Ribbon Problems Carriage does not move smoothlyPrint Tests To Install the Colour Option Installing the Colour Option Colour Option only for Printer CI Page Colour Option only for Printer CI Installing the 4-Colour Ribbon Click Checking the Delivery Consignment Automatic Sheet Feeder Cassettes ASF Prepare the ASF Cassettes Installing the ASF Cassettes Automatic Sheet Feeder Cassettes ASF only for Printer CI Removing the ASF Cassette Lnserting Paper Automatic Sheet Feeder Cassettes ASF only for Printer CI To Remove the ASF Pick-up Rollers Replacement of the ASF Pick-up Rollers To Install the Pick-up Rollers Technical Data Throughput acc. to ECMA-132 Printer CI Print Speed at 10 cpiSinlgle Sheet Play fanfold Graphics BarcodesPrint format Line Spacing Dimensions DiagnosticsWeight Power Consumption Mtbf Paper Handling Tractor FeedOutput Stacker only for printer CI Automatic Insertion option for printer CI Paper weightAutomatic Insertion with Cassette a Paper width Paper weight Cut sheets Automatic Insertion with Cassette B Option for printer CIEnvelopes For CI Appendix a System Interface Description Transmission Protocols Serial Interface RS-232C / RS-422 Interface Characteristics Appendix a System Interface Description Additional Information XON / Xoff Standard ConnectionDSR Additional Information Serial Interface with RS-422 only CI RS-422 Signal Description Timing Transmission Protocol Description Timing Diagram Shared Operation Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Character Pitches Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Appendix B Print Samples of Resident Fonts Code Table IBM All Character Set Appendix C Character Set Tables Code Table IBM Set 1 National Version = USA National Version IBM Set Code Table IBM Set Character Code Hex USA Code Table IBM Code IBM Code IBM Code IBM Code IBM Code IBM Code IBM Code Epson Extended Graphics Character Table National Version Epson Extended graphics Character Table Epson Italic Character Table National Version Epson Italic Character Table part National Version Epson Italic Character Table part Code Table OCR-A SP = Space Code page 851 Greek Code page 928 Greek Code page 855 Cyri Code Code Code Kamenicky ISO Latin Mazovia Code page 437 HUN Code page 852 see Code page 866 LAT WIN LAT2 Code Pages for the Eastern European Countries EE2 Appendix C Character Set Tables Appendix C Character Set Tables Appendix C Character Set Tables Batic RIM Appendix D IBM ProPrinter Quick Reference ESC Conventions Control Codes ESC a P1 ESC B NUL Vertical Form HandlingESC C P1 ESC C NUL P1 ESC N P1 ESC O EOT Spsif Cont. Vertical Form HandlingSPS AGC/PCC Only CI 4050 and CI Only CI 4040, CI 4050, and CI ESC D NUL Horizontal Form Handling and Printing Modes Cont. Horizontal Form Handling and Printing Modes ESC W P1 ESC X P1 P2SPQ CPL OCR BOCR a Character Set Selection ESC J P1 Graphics Modes Parameter Table Graphic Density CRT P1 for IBM Code P1 for Code page EE SnvctP1 for Code page EE2 SCT EJF ESC M RLFGSM HPA RPT HPRVPA VPR SGR Only CI Rsbc Smbc Appendix D IBM ProPrinter 4207, 4208 XL 24 Quick Reference 180 Appendix D IBM ProPrinter 4207, 4208 XL 24 Quick Reference Hex Decimal Conversion Table Appendix E Epson LQ 2550 and ESC/P2 Quick Reference Appendix E Epson LQ 2550 and ESC/P2 Quick Reference Table B-3 Terminal Management Table B-2 Control CodesESC @ ESC = ESC C NUL P1 ESC J P1 ESC N P1 ESC O Table B-4 Vertical Form Handling Only CI Only CI 4040, anf CI Only CI 4070 and CI Table B-4 Cont. Vertical Form HandlingESC EM P1 Only CI 4050 and CI 4080 * only CI 4040 and CI ESC SO Table B-5 Horizontal Form Handling and Printing ModesESC SI ESC SP P1 Table B-5 Cont. Horizontal Form Handling and Printing Modes ESC NUL P1 NUL ESC M ESC PESC Q P1 Only CI Native Command Roman DataSAN Serif ORATOR-C Table B-6 Graphics Modes 1088 Table B-7 Character Set Selection NLQ P1 for national version Epson EXT. GCT Table B-8 Cont. Further Control Sequences, supported by Set page format ESC / P2 CommandsSet page length in defined unit Set absolute vertical print position Select font by pitch and point Cont. ESC / P2 CommandsSet unit Set horizontal motion index HMI Default Setting Assign character tableSelect character table Select graphics mode Cont. ESC / P2 CommandsPrint data as characters Print raster graphics Appendix E Epson LQ 2550 and ESC/P2 Quick Reference 360 Hex Code Format 6A P Perform P1 Double Speed & Double Density Graph. Mode Hex Decimal Conversion Table Introduction Appendix F Barcode Quick ReferenceProgramming Header has the following format Height of barcode Barcode Header Parameters Barcode typeEAN UPC-E Width of the thin gaps default 2 / 144 = 0.35 mm P4 Width of the thin bars default 2/144 = 0.35 mm Start Position of Barcode Printing P6 Ratio Width to Thin default 0 2 toSC3 SC6 Barcode Example for Code Barcode Header Barcode Programming ExamplesStart Barcode Data 8 D 8 E 8 8 8 3 Stop Barcode Barcode Example for 2 of 5 Interleaved Barcode Example for Codabar Monarch Barcode HeaderBarcode Header Barcode Example for EAN Barcode Header Data Stop BarcodeBarcode Example for EAN 8 ADD-2 Barcode Example for EAN 8 ADD-5 Barcode Example for EAN 13 ADD-5 Barcode Header Barcode Example for EAN 13 ADD-2 Barcode Header Barcode Example for MSI Mod 10/10 Barcode Header Barcode Example for UPC-E ADD-2 Barcode Example for UPC-E Barcode Header Barcode Example for UPC-A Barcode Header Barcode Example for UPC-E ADD-5 Barcode Header Barcode Example for UPC-A ADD-5 Barcode Header Barcode Example for UPC-A ADD-2 Barcode Header ESC P2 P3 P4 P5 P6 P7 8 z ESC 211 8 1 Barcode Example for Postnet Barcode Header Mark Pollan CR LFBarcode Example for KIX PTT, Post Nederland Barcode Header Blank zone Start Barcode Blank zone Code ESC 401 7 0 0 1 8 z CR LF LF LF LF LF LF LF LF LF LF LF LF Appendix G Information for the System Manager Reset off Menu Access