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HP DMXTM 400/430 Unacceptable print quality, The Printer does not print or prints several labels at once, Erratic printing

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Troubleshooting

Unacceptable print quality

∙The Printhead may be dirty, clean the Printhead, (see Section 6.1).

∙The Printhead temperature is too high. Use your application software control to adjust the burn time and/or heat setting.

∙Incorrect ribbon/paper combination being used. Be sure to use the correct ribbon type.

The Printer does not print or prints several labels at once

∙The labels are incorrectly loaded, see the loading instructions on the inside cover of the Printer, or Section 1.6.1.

∙The Media Sensor may be out of adjustment.

∙The Media Sensor or Media Sensor Circuitry may be defective, call for service.

Erratic printing

∙The Printer is in the test mode. Reset the Printer via software, or simultaneously press the cancel and pause switches, or turn the Printer ‘off’ and then ‘on’ again.

∙The Printer is set for 8-data bits but the transmitting device is set for 7- data bits (or vice versa). Check the current data bits setting from the operators panel.

DMX 400/430 Operator’s Manual

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Contents

Page Firmware (Software) Agreement: Part Number: Revision: A2 Agency Compliance and Approvals: Page Important Safety Instructions Page ♦Getting Started ♦Printing Labels ♦Creating Labels Using Internal Batch Software ♦Troubleshooting ♦Maintenance ♦ Appendix A ♦ Appendix B ♦ Appendix C ♦ Appendix D ♦ Appendix E Page ♦Getting Started 1.0 Introduction 1.1Unpacking and Inspection Page 1.2Supplies Necessary to Print Labels 1.3 Location of Parts on your Printer Page 1.4Tear-offAssembly Installation 1.5Using the Printer’s Control Panel Pause Button: Pause Light: Stop/Cancel Button: Feed Button: Paper/Ribbon Light: Ribbon Switch: Darkness POT: 1.6 Using Print Media Installation Labels 1.6.1Label Loading Instructions 1.6.2Adjusting Printhead Pressure Page 1.7Ribbon Loading 1.7.1 Ribbon Loading Instructions 1.8 Using the Printer’s Options 1.8.1Available Modules Font ROM Modules 256K and 512K RAM Modules 256K Flash EEPROM Module 1.8.2Cutter 1.8.3Peel and Present Mechanism ♦Setting Up Your Printer 2.0 Checking Voltage Selection 2.1 Power Up Self-Test Figure 2-1DMX 400 Test Label Figure 2-2DMX 430 Test Label 2.2 Interfacing to the Printer 2.3 Sample Installations CRT Connection PC Connection Minicomputer Connection Non-ASCIIDevice Connection 2.4 Switch Settings 2.4.1 Setting the Baud Rate 2.4.2 Other Switches Page ♦Creating Labels Using Internal Batch Software 3.0Introduction 3.1 The Printer Used With a LINK CRT 1. Connect Cables 2. Check LINK CRT Settings 3.Select Stand-AloneLabeling Software Mode 4.Verify Setup, Power Up, and Load Media 3.2Formatting and Printing Labels Available Fonts and Barcodes Menu Screens Function Keys F1 or Esc: F2 (list) F3 (Copy) F4 (Kill): F5 and ALT-S F6 and ALT-P Figure 3-1 ALT-PScreen Default Range Table 3-2Print Parameters F7 and ALT-I Other Important Keys 3.3 Create/Modify Label Screen Page Figure 3-4Sample Label Format Page Page Page Smooth Font Valid BH Ranges Table 3-3Smooth Font Information Page Page Page Lines: Lhhhvvv Lines: lhhhhvvvv Boxes: Bhhhvvvbbbsss Boxes: bhhhhvvvvbbbbssss nn: Table 3-4Time and Date Information Format Sample: Prints: 3.4 Print Label Screen 3.4.1Printing a label from the ‘Print Label Screen ’ Page 3.5System Maintenance Screen Copy Module: Metric: Print Test Label: System Test Label: Edit Module Name: 3.6Quick Reference Listing 3.6.1 Create/Modify Label Commands 3.6.2 Print Parameters (ALT-P) 3.6.3 Special Keys ♦Printing Labels 4.0Introduction 4.1Programming Commands Must Enter Printer Character Table 4-2Immediate Commands Table 4-3 System-LevelCommands Table 4-3 System-LevelCommands (Continued) Table 4-4 Label-FormattingCommands Table 4-4 Label-FormattingCommands (Continued) Character Table 4-5Special Label-FormattingCommands 4.2Programming Examples Figure 4-2Example line Figure 4-3Example line ♦Troubleshooting 5.0Introduction 5.1Controlling Print Quality 5.2Aligning the Printhead 5.2.1 Direct-ThermalStock 5.2.2 Tag Stock or Stiff Media 5.2.3 Mechanical Adjustments 5.3Printhead Alignment Procedure 5.3.1 Label Stock Tracking Adjustment 5.3.2Ribbon Feed and Tracking Adjustments Page 5.3.3 Fine Printhead Alignment 5.4Adjusting Printhead Pressure and Support 5.5Troubleshooting Unacceptable print quality The Printer does not print or prints several labels at once Erratic printing The ribbon does not advance Skips every other label Unable to print in rotation Prints light on the right side of the label Printer fails to turn on Label advances 1-2inches before a fault indication Label advances 12 inches before a fault indication Page ♦Maintenance 6.0Cleaning the Printer Interior and Exterior Drive Roller 6.1 Cleaning the Printhead Appendix A ASCII Control Code Chart Page Appendix B Switch Settings and Cable Interfacing Printer Cabling and Interfacing: Appendix C Available Fonts and Barcodes Fonts Table C-1Valid Human-ReadableFont ASCII Characters DMX400 DMX430 Page Page Font Barcodes Barcode A Barcode B UPC-A Barcode C UPC-E Barcode D Barcode E Code Barcode I Codabar Barcode J Barcode K Plessey Barcode L Barcode M Page Page Appendix D Error Codes Page Appendix E Cable Listings STRAIGHT CABLE ( MXM) STRAIGHT CABLE (MM) PC (DB25P) TO DMX 400/430 PC (DB9P) TO 400/430 ∙Parallel to Serial Adapter (Part Number: 899516) Appendix F Specifications Printing Maximum Print Length: 400: 430: Maximum Fields Per Label: Fonts Barcodes Environmental Physical Media Label Material: Thermal -Transfer Ribbons: Media Sensing: Label/Tag Media Specifications: Lists of Approved Media Indicators and Switches Communications Interfacing ♦Appendix G Warranty Information DMX 400/430 Printer Thermal Printhead Warranty Service Procedures General Warranty Provisions Limitation of Liability