Zebra GC420t manuals

Zebra GC420t User's Guide (116 pages)

Brand: Zebra | Category: Label printers | Size: 9.52 MB |

English

Table of contents

User Guide

1

GC420t™

1

FCC Compliance Statement

4

Environmental Management

4

About This Document

5

Who Should Use This Document

6

Contacts

7

Document Conventions

8

Contents

9

Introduction

13

GC420t™ Thermal Printers

14

What’s in the Box?

15

Your Printer

16

Opening the printer

16

Printer Features

17

Operator Controls

18

Power Switch

18

Feed Button

19

Status Light

19

Closing the printer

20

Getting Started

21

Attaching Power

22

Preparing Media

23

Loading Roll Media

24

Under Media

26

Loading Transfer Ribbon

27

Ethernet

33

Interface Cable Requirements

34

USB Interface Requirements

35

Serial Communications

36

Note • Early models of Zebra

37

Serial Cable

37

Parallel Port

38

Print Operations

43

Thermal Printing

44

Modes of Printing

45

Print Media Types

45

Adding a New Transfer Ribbon

47

Adjusting the Print Width

48

Adjusting the Print Quality

48

Media Sensing

49

When to Use Ribbon

50

Coated Side of Ribbon

50

Ribbon Test with Adhesive

51

Ribbon Scratch Test

51

Printing on Fan-Fold Media

52

5. Close the top cover

53

Fonts and Your Printer

55

Stand Alone Printing

57

Sending Files to the Printer

58

Print Meter

58

Printer Options

59

Label Dispenser Option

60

4. Close the dispenser door

62

Cutter Option

63

ZebraNet

67

~WL command

68

KDU — Printer Accessory

69

< Max. Current

70

Maintenance

73

Cleaning

74

Cleaning the Printhead

75

Media Path Considerations

76

Sensor Cleaning

77

Platen Bearings

78

Other Printer Maintenance

80

Replacing the Printhead

81

Troubleshooting

85

Status Light Descriptions

86

No print on the label

89

^MN command in

90

O and Q commands in the EPL

90

Print Quality Problems

91

Manual Calibration

92

Recalibration

93

Communications Diagnostics

94

Feed Button Modes

96

Appendix: Interface Wiring

99

Parallel Interface

101

Ethernet Interface

102

Serial Port Interface

103

Appendix: Dimensions

105

All dimensions are

106

Optional: Label Dispenser

107

Optional: Cutter

107

Appendix: ZPL

109

Configuration

109

Command Name Description

115

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