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Zebra GK420d User Manual

Summary of GK420d

  • Page 1

    User guide zebra ® gk420d™ desktop thermal printer.

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    Ii 980608-001 rev. C gk420d™ user guide 8/4/10

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    Iii 8/4/10 gk420d™ user guide 980608-001 rev. C ©2010 zih corp. G-series,gk420d, zbi, zbi 2.0, zbi-developer, uni-ribbon, zebradesigner, zebranet, epl, epl2, zpl, zpl ii, openaccess and all product names and numbers are zebra trademarks, and zebra, the zebra head graphic, zpl, zpl ii, element energy...

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    Iv 980608-001 rev. C gk420d™ user guide 8/4/10 fcc compliance statement this device complies with part 15 rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. This device must accept any interference received, including interference t...

  • Page 5: About This Document

    8/4/10 gk420d™ user guide 980608-001 rev. C about this document this section provides you with contact information, document structure and organization, and additional reference documents. Contents who should use this document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 6: Who Should Use This Document

    About this document who should use this document vi 980608-001 rev. C gk420d™ user guide 8/4/10 who should use this document this user guide is intended for use by any person who needs to operate or to troubleshoot problems with the printer. How this document is organized the user guide is set up as...

  • Page 7: Contacts

    Vii about this document contacts 8/4/10 gk420d™ user guide 980608-001 rev. C contacts technical support via the internet is available 24 hours per day, 365 days per year. Web site: www.Zebra.Com e-mail back technical library: • e-mail address: emb@zebra.Com • subject line: emaillist self service kno...

  • Page 8: Document Conventions

    About this document document conventions viii 980608-001 rev. C gk420d™ user guide 8/4/10 document conventions the following conventions are used throughout this document to convey certain information. Alternate color (online only) cross-references contain hot links to other sections in this guide. ...

  • Page 9: Contents

    8/4/10 gk420d™ user guide 980608-001 rev. C contents about this document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V who should use this document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Vi how this do...

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    X 980608-001 rev. C gk420d™ user guide 8/4/10 long term printer in-activity or storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 thermal printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 mo...

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    Xi 8/4/10 gk420d™ user guide 980608-001 rev. C resetting the factory default values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 communications diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 feed button...

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    Xii 980608-001 rev. C gk420d™ user guide 8/4/10 notes • ___________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________...

  • Page 13: Introduction

    8/4/10 gk420d™ user guide 980608-001 rev. C 1 introduction this section describes what you get in your shipping box and provides an overview of printer features. This includes procedures that describe how to open and close the printer and report any problems. Contents gk series thermal printers . . ...

  • Page 14: Gk Series Thermal Printers

    Introduction gk series thermal printers 2 980608-001 rev. C gk420d™ user guide 8/4/10 gk series thermal printers the zebra ® gk model is the best value in a desktop thermal printer. The gk420d™ printer provides direct thermal printing at speeds up to 5 ips (inches per second) at a 203 dpi (dots per ...

  • Page 15: What’S In The Box?

    3 introduction what’s in the box? 8/4/10 gk420d™ user guide 980608-001 rev. C what’s in the box? Save the carton and all packing materials in case you need to ship or store the printer later. After unpacking, make sure you have all parts. Follow the procedures for inspecting the printer to familiari...

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    Introduction what’s in the box? 4 980608-001 rev. C gk420d™ user guide 8/4/10 your printer opening the printer to access the media compartment, you must open the printer. Pull the release latches towards you and lift the cover. Check the media compartment for loose or damaged components. Interface c...

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    5 introduction what’s in the box? 8/4/10 gk420d™ user guide 980608-001 rev. C printer features sensor peel bar platen roller dispenser option blackline sensor gap sensor roll holder and media guides head-up sensor (inside) pinch roller dispenser door (open) printhead.

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    Introduction what’s in the box? 6 980608-001 rev. C gk420d™ user guide 8/4/10 operator controls power switch press up to turn on or down to turn off the printer. Feed button • tap the feed button once to force the printer to feed one blank label. • press the feed button to take the printer out of a ...

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    7 introduction what’s in the box? 8/4/10 gk420d™ user guide 980608-001 rev. C status light located on the top case next to the feed button, the status light functions as a printer operational indicator (see status light descriptions on page 60 ). Feed button status light.

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    Introduction what’s in the box? 8 980608-001 rev. C gk420d™ user guide 8/4/10 closing the printer 1. Lower the top cover. 2. Press down until the cover snaps closed..

  • Page 21: Getting Started

    8/4/10 gk420d™ user guide 980608-001 rev. C 2 getting started this section describes how to set up your printer for the first time and use the most common operating procedures for loading media. Contents attaching power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 22: Attaching Power

    Getting started attaching power 10 980608-001 rev. C gk420d™ user guide 8/4/10 attaching power 1. Make sure the printer’s power switch is in the off position (down). 2. Insert the ac power cord into the power supply. 3. Plug the other end of the cord into an appropriate ac electrical outlet. Note: t...

  • Page 23: Loading Roll Media

    11 getting started loading roll media 8/4/10 gk420d™ user guide 980608-001 rev. C loading roll media when you load media, you must place the roll onto the media hangers. You must use the correct media for the type of printing you require. Preparing media whether your roll media is inside or outside ...

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    Getting started loading roll media 12 980608-001 rev. C gk420d™ user guide 8/4/10 placing the roll in the media compartment 1. Open the printer. Remember that you need to pull the release latch levers toward the front of the printer. 2. Open the media roll holders. Pull the media guides open with yo...

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    13 getting started loading roll media 8/4/10 gk420d™ user guide 980608-001 rev. C 3. Pull the media so that it extends out of the front of the printer. Verify the roll turns freely. The roll must not sit in the bottom of the media compartment. Verify that the media’s printing surface is facing up. 4...

  • Page 26

    Getting started printing a test (printer configuration) label 14 980608-001 rev. C gk420d™ user guide 8/4/10 printing a test (printer configuration) label before you connect the printer to your computer, make sure that the printer is in proper working order. You can do this by printing a configurati...

  • Page 27: Pre-Install Windows

    15 getting started pre-install windows® printer drivers 8/4/10 gk420d™ user guide 980608-001 rev. C pre-install windows ® printer drivers zebra is changing the way you install and use your printer with your windows based pc systems. We recommend that at minimum, the zebradesigner™ windows ® driver b...

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    Getting started pre-install windows® printer drivers 16 980608-001 rev. C gk420d™ user guide 8/4/10 serial port and windows ® operating systems the windows operating system default settings for the serial port communication closely match the printer’s defaults settings with one exception; the data f...

  • Page 29

    17 getting started connecting your printer to a computer 8/4/10 gk420d™ user guide 980608-001 rev. C connecting your printer to a computer the zebra ® g-series™ printers support a variety of interface options and configurations. These include: universal serial bus (usb) interface, rs232 serial, para...

  • Page 30

    Getting started connecting your printer to a computer 18 980608-001 rev. C gk420d™ user guide 8/4/10 usb interface requirements universal serial bus (version 2.0 compliant) provides a fast interface that is compatible with your existing pc hardware. Usb’s “plug and play” design makes installation ea...

  • Page 31

    19 getting started connecting your printer to a computer 8/4/10 gk420d™ user guide 980608-001 rev. C serial communications the printer automatically detects and switches the serial port to match common serial port cabling and signal connection configurations for dte and dce communications. The requi...

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    Getting started connecting your printer to a computer 20 980608-001 rev. C gk420d™ user guide 8/4/10 epl y command use the serial port setup (y) command to change the communications settings on the printer. 1. With the host computer set at the same communications settings as the printer, send the y ...

  • Page 33

    21 getting started connecting your printer to a computer 8/4/10 gk420d™ user guide 980608-001 rev. C parallel port the required cable must have a 25 pin “d” type (db-25p) male connector on one and a centronics on the end (ieee 1284 a-b parallel interface specification). Early models of g-series prin...

  • Page 34

    Getting started connecting your printer to a computer 22 980608-001 rev. C gk420d™ user guide 8/4/10 ethernet the printer requires utp rj45 ethernet cable rated cat-5 or better. For more information on configuring your printer to run on a compatible ethernet based network, see the zebranet® 10/100 i...

  • Page 35

    23 getting started after your printer is connected 8/4/10 gk420d™ user guide 980608-001 rev. C after your printer is connected now that you have basic communication to your printer, you may want to test printer communications and then install other printer related applications, drivers or utilities....

  • Page 36

    Getting started after your printer is connected 24 980608-001 rev. C gk420d™ user guide 8/4/10 test print with a copied zpl command file for non-windows operating systems: 1. Create a text file with the following ascii three characters: ~wc 2. Save the file as: test.Zpl (an arbitrary file name and e...

  • Page 37: Print Operations

    8/4/10 gk420d™ user guide 980608-001 rev. C 3 print operations this section provides media and print handling, font and language support, and the setup of less common printer configurations. Contents determining printer configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 38: Thermal Printing

    Print operations determining printer configuration 26 980608-001 rev. C gk420d™ user guide 8/4/10 determining printer configuration the g-series™ printer uses a zpl printer configuration status label to report the printer’s configuration status for both epl and zpl operations.The zpl style label pro...

  • Page 39: Modes of Printing

    27 print operations modes of printing 8/4/10 gk420d™ user guide 980608-001 rev. C modes of printing you can operate this printer in many different modes and media configurations: • direct thermal printing (which uses heat sensitive media to print). • standard tear-off mode allows you to tear off eac...

  • Page 40

    Print operations print media types 28 980608-001 rev. C gk420d™ user guide 8/4/10 table 1 • types of media roll and fanfold media media type how it looks description non-continuous roll media roll media is wound on a core that can be 0.5 to 1.5 in. (12.7 to 38.1 mm) in diameter. Labels have adhesive...

  • Page 41: Replacing Supplies

    29 print operations replacing supplies 8/4/10 gk420d™ user guide 980608-001 rev. C determining thermal media types thermal transfer media requires ribbon for printing while direct thermal media does not. To determine if ribbon must be used with a particular media, perform a media scratch test. To pe...

  • Page 42: Adjusting The Print Quality

    Print operations adjusting the print quality 30 980608-001 rev. C gk420d™ user guide 8/4/10 adjusting the print quality print quality is influenced by the heat (density) setting of the printhead, the print speed, and the media in use. Experiment with these settings to find the optimal mix for your a...

  • Page 43: Media Sensing

    31 print operations media sensing 8/4/10 gk420d™ user guide 980608-001 rev. C media sensing the g-series™ printer has automatic media sensing capability. The printer is designed to continuously check and adjust media length sensing for minor variations. Once the printer is printing or feeding media,...

  • Page 44: Printing On Fan-Fold Media

    Print operations printing on fan-fold media 32 980608-001 rev. C gk420d™ user guide 8/4/10 printing on fan-fold media printing on fan-fold media requires you to adjust the media guide’s stop position. 1. Open the top cover. 2. Adjust the media guide stop position with the green thumb wheel. Use a pi...

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    33 print operations printing on fan-fold media 8/4/10 gk420d™ user guide 980608-001 rev. C 3. Insert the media through the slot at the rear of the printer. 4. Run the media between the media guide and roll holders. 5. Close the top cover. After printing or feeding several labels: if the media does n...

  • Page 46

    Print operations printing with externally mounted roll media 34 980608-001 rev. C gk420d™ user guide 8/4/10 printing with externally mounted roll media the g-series™ printer accommodates externally mounted roll media similar to the printer’s support of fan-fold media. The printer requires the media ...

  • Page 47: Fonts and Your Printer

    35 print operations fonts and your printer 8/4/10 gk420d™ user guide 980608-001 rev. C fonts and your printer the g-series™ printer supports your language and font requirements with a variety of internal fonts, on-board font scaling, international font sets and character code page support, unicode s...

  • Page 48

    Print operations fonts and your printer 36 980608-001 rev. C gk420d™ user guide 8/4/10 identifying fonts in your printer fonts and memory are shared by the programming languages in the printer. Fonts can be loaded in many memory areas in the g-series™ printer. Zpl programming can recognize epl and z...

  • Page 49: Stand Alone Printing

    37 print operations stand alone printing 8/4/10 gk420d™ user guide 980608-001 rev. C stand alone printing your printer can be configured to work without being attached to a computer. The printer has the ability to automatically run a single label form. One or more downloaded label forms can be acces...

  • Page 50: Sending Files to The Printer

    Print operations sending files to the printer 38 980608-001 rev. C gk420d™ user guide 8/4/10 sending files to the printer graphics, fonts and programming files can be sent to the printer from the microsoft windows operating systems by using the zebra setup utilities (and driver), zebranet™ bridge or...

  • Page 51: Printer Options

    8/4/10 gk420d™ user guide 980608-001 rev. C 4 printer options this section covers the common printer options and accessories with brief descriptions and how to get you started using or configuring your printer option or accessory. Contents label dispenser option . . . . . . . . . . . . . . . . . . ....

  • Page 52: Label Dispenser Option

    Printer options label dispenser option 40 980608-001 rev. C gk420d™ user guide 8/4/10 label dispenser option the factory installed label dispenser option allows you to print a label with backing (liner/web) being removed from the label as it prints, ready for application. When printing multiple labe...

  • Page 53

    41 printer options label dispenser option 8/4/10 gk420d™ user guide 980608-001 rev. C 2. Lift the liner over the top of the printer and open the dispenser door. 3. Insert the label liner between the dispenser door and the printer body..

  • Page 54

    Printer options label dispenser option 42 980608-001 rev. C gk420d™ user guide 8/4/10 4. Close the dispenser door. 5. Press the feed button to advance the media. 6. During the print job, the printer will peel off the backing and present a single label. Take the label from the printer to allow the pr...

  • Page 55: Zebranet

    43 printer options zebranet® 10/100 internal (wired) print server option 8/4/10 gk420d™ user guide 980608-001 rev. C zebranet ® 10/100 internal (wired) print server option the zebranet ® 10/100 internal print server (ps) is an optional factory installed device that connects the network and your zebr...

  • Page 56

    Printer options zebranet® 10/100 internal (wired) print server option 44 980608-001 rev. C gk420d™ user guide 8/4/10 printer network configuration status label g-series™ printers with the zebranet ® 10/100 internal print server option on-board print an additional printer configuration status label f...

  • Page 57: Zebra

    45 printer options zebra® kdu — printer accessory 8/4/10 gk420d™ user guide 980608-001 rev. C zebra ® kdu — printer accessory the kdu (keyboard display unit) is a small terminal unit that interfaces with the printer for accessing epl label forms stored in the printer. The kdu is strictly a terminal ...

  • Page 58

    Printer options kdu plus™ — printer accessory 46 980608-001 rev. C gk420d™ user guide 8/4/10 kdu plus™ — printer accessory the kdu plus is a terminal device with memory for storing files and maintaining one or more remote printers. The kdu plus has a larger laptop style keyboard than the zebra’s ori...

  • Page 59

    47 printer options zbi 2.0™ — zebra basic interpreter 8/4/10 gk420d™ user guide 980608-001 rev. C zbi 2.0™ — zebra basic interpreter customize and enhance your printer with zbi 2.0 optional programming language, zbi 2.0 allows zebra printers to run applications and take input from scales, scanners a...

  • Page 60

    Printer options zbi 2.0™ — zebra basic interpreter 48 980608-001 rev. C gk420d™ user guide 8/4/10 notes • ___________________________________________________________________ __________________________________________________________________________ ___________________________________________________...

  • Page 61: Maintenance

    8/4/10 gk420d™ user guide 980608-001 rev. C 5 maintenance this section provides routine cleaning and maintenance procedures. Contents cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 cleaning the printhead . . . ....

  • Page 62: Cleaning

    Maintenance cleaning 50 980608-001 rev. C gk420d™ user guide 8/4/10 cleaning when you clean the printer, use one of the following supplies that best suits your needs: you can obtain cleaning supplies at www.Zipzebra.Com . The cleaning process takes just a couple of minutes using the steps outlined b...

  • Page 63

    51 maintenance cleaning 8/4/10 gk420d™ user guide 980608-001 rev. C cleaning the printhead always use a new cleaning pen on the printhead (an old pen carries contaminants from its previous uses that may damage the printhead). When you load new media, you can also clean the printhead. 1. Rub the clea...

  • Page 64

    Maintenance cleaning 52 980608-001 rev. C gk420d™ user guide 8/4/10 media path considerations use a cleaning swab to remove debris, dust or crust that has built-up on the holders, guides and media path surfaces. 1. Use the alcohol in the cleaning swab to soak the debris to break up the adhesive. 2. ...

  • Page 65

    53 maintenance cleaning 8/4/10 gk420d™ user guide 980608-001 rev. C sensor cleaning dust can accumulate on the media sensors. 1. Gently brush away dust; if necessary, use a dry swab to brush away dust. If adhesives or other contaminates remain, use an alcohol moistened swab to break it up. 2. Use a ...

  • Page 66

    Maintenance cleaning 54 980608-001 rev. C gk420d™ user guide 8/4/10 platen cleaning and replacement the standard platen (drive roller) normally does not require cleaning. Paper and liner dust can accumulate without effecting print operations. Contaminates on the platen roller can damage the printhea...

  • Page 67

    55 maintenance cleaning 8/4/10 gk420d™ user guide 980608-001 rev. C 6. Make sure the bearings are on the shaft of the platen. 7. Align the platen with the gear to the left and lower it into the printer’s bottom frame. 8. Rotate the tabs back and snap them into place. Allow the printer to dry for one...

  • Page 68: Replacing The Printhead

    Maintenance replacing the printhead 56 980608-001 rev. C gk420d™ user guide 8/4/10 replacing the printhead if you need to replace the printhead, read the procedure and review the removal and installation steps before actually replacing the printhead. Before following the steps in this procedure, ope...

  • Page 69

    57 maintenance replacing the printhead 8/4/10 gk420d™ user guide 980608-001 rev. C 2. Pull the printhead forward and pull it free of the top case if necessary. 3. Unplug both bundles of printhead wires from their connectors. 1. Align the printhead to plug the left and right connectors into the wire ...

  • Page 70

    Maintenance replacing the printhead 58 980608-001 rev. C gk420d™ user guide 8/4/10 2. Slide the printhead into the left side and jog it into the right side catch. Clean the print head as described under cleaning the printhead on page 51 . 3. Reload media. Plug in the power cord, turn on the printer ...

  • Page 71: Troubleshooting

    8/4/10 gk420d™ user guide 980608-001 rev. C 6 troubleshooting this section provides information about printer error reporting that you might need for printer troubleshooting. Assorted diagnostic tests are included. Contents status light descriptions . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 72: Status Light Descriptions

    Troubleshooting status light descriptions 60 980608-001 rev. C gk420d™ user guide 8/4/10 status light descriptions what the status light is telling you led status and color printer status for a resolution, refer to number: off off 1 solid green on 2 solid amber stopped 3 flashing green normal operat...

  • Page 73

    61 troubleshooting status light error resolutions 8/4/10 gk420d™ user guide 980608-001 rev. C status light error resolutions the following status error light resolution numbers correspond to the status light description table on the previous page. Each error number may have one or more resolution to...

  • Page 74

    Troubleshooting status light error resolutions 62 980608-001 rev. C gk420d™ user guide 8/4/10 6. The printer is paused. • press the feed button to resume printing. 7. The printhead is over temperature. • printing will stop until the printhead cools to an acceptable printing temperature. When it does...

  • Page 75: Print Quality Problems

    63 troubleshooting print quality problems 8/4/10 gk420d™ user guide 980608-001 rev. C print quality problems no print on the label. • the media may not be direct thermal media. See the test procedure determining thermal media types on page 29 . • is the media loaded correctly? Follow the instruction...

  • Page 76

    Troubleshooting print quality problems 64 980608-001 rev. C gk420d™ user guide 8/4/10 there are long tracks of missing print (blank vertical lines) on several labels. • the printhead is dirty. Clean the printhead. • the printhead elements are damaged. The printing does not start at the top of the la...

  • Page 77

    65 troubleshooting print quality problems 8/4/10 gk420d™ user guide 980608-001 rev. C a epl label format was sent to, but not recognized by, the printer. • is the printer in pause mode? If so, press the feed button. • if the printer has label dispensing enabled, the printer may be waiting for the la...

  • Page 78: Manual Calibration

    Troubleshooting manual calibration 66 980608-001 rev. C gk420d™ user guide 8/4/10 manual calibration manual calibration is recommended whenever you are using pre-printed media or if the printer will not correctly auto calibrate. 1. Make sure media is loaded. 2. Turn on the printer power. 3. Press an...

  • Page 79: Troubleshooting Tests

    67 troubleshooting troubleshooting tests 8/4/10 gk420d™ user guide 980608-001 rev. C troubleshooting tests printing a configuration label to print out a listing of the printer’s current configuration, refer to the one-flash sequence in feed button modes on page 70 in this section. See appendix: zpl ...

  • Page 80: Communications Diagnostics

    Troubleshooting resetting the factory default values 68 980608-001 rev. C gk420d™ user guide 8/4/10 resetting the factory default values sometimes, resetting the printer to the factory defaults may solve some problems. Refer to the four-flash sequence in feed button modes on page 70 in this section....

  • Page 81

    69 troubleshooting communications diagnostics 8/4/10 gk420d™ user guide 980608-001 rev. C the following example of a communications dump mode printed out. The printout displays hexadecimal data 00h-ffh (0-255 decimal) with a unique character for each hexadecimal value displayed above the hexadecimal...

  • Page 82: Feed Button Modes

    Troubleshooting feed button modes 70 980608-001 rev. C gk420d™ user guide 8/4/10 feed button modes power off modes with the printer power off, press and hold the feed button while you turn on the power. Flash sequence action amber - red flashing firmware download mode - the printer starts rapidly fl...

  • Page 83

    71 troubleshooting feed button modes 8/4/10 gk420d™ user guide 980608-001 rev. C power on modes with the printer power on and top cover closed, press and hold the feed button for several seconds. The green status led will flash a number of times in sequence. The explanation at the right (action) sho...

  • Page 84

    Troubleshooting feed button modes 72 980608-001 rev. C gk420d™ user guide 8/4/10 notes • ___________________________________________________________________ __________________________________________________________________________ ____________________________________________________________________...

  • Page 85: Appendix: Interface Wiring

    8/4/10 gk420d™ user guide 980608-001 rev. C a appendix: interface wiring this section provides printer interface connection information. Contents universal serial bus (usb) interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 parallel interface . . . . . . . ....

  • Page 86

    Universal serial bus (usb) interface 74 980608-001 rev. C gk420d™ user guide 8/4/10 universal serial bus (usb) interface the figure below displays the cable wiring required to use the printer’s usb interface. The printer requires cable or cable packaging that bears the “certified usb™” mark to guara...

  • Page 87: Parallel Interface

    75 parallel interface 8/4/10 gk420d™ user guide 980608-001 rev. C parallel interface the printer’s parallel interface uses the ieee 1284-a to 1284-b parallel interface cables. The host connector has a db-25 pin male connector. The printer connector is a centronics style connector. Early model g-seri...

  • Page 88: Ethernet Interface

    Ethernet interface 76 980608-001 rev. C gk420d™ user guide 8/4/10 ethernet interface this interface requires a utp rj45 ethernet cable rated cat-5 or better. The table below provides the cable’s pinout assignments. Signal pin pin signal tx+ 1 1 tx+ tx- 2 2 tx- rx+ 3 3 rx+ — 4 4 — — 5 5 — rx- 6 6 rx-...

  • Page 89: Serial Port Interface

    77 serial port interface 8/4/10 gk420d™ user guide 980608-001 rev. C serial port interface the maximum current available through the serial and/or parallel port is not to exceed a total of 0.75 amps. When xon/xoff handshaking is selected, data flow is controlled by the ascii control codes dc1 (xon) ...

  • Page 90

    Serial port interface 78 980608-001 rev. C gk420d™ user guide 8/4/10 connecting the printer to a dte device connecting the printer to a dce device db-25s connector to dte device (pc) db-9p connector to printer db-9p connector to printer db-9s connector to dte device (pc) db-9p connector to printer d...

  • Page 91: Appendix: Dimensions

    8/4/10 gk420d™ user guide 980608-001 rev. C b appendix: dimensions this section provides external printer dimensions. Contents external gk printer dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 label dispenser . . . . . . . . . . . . . . . . . . ....

  • Page 92

    External gk printer dimensions 80 980608-001 rev. C gk420d™ user guide 8/4/10 external gk printer dimensions 7.13 6.11 2.84 8.53 8.00 8.53 0.53 4.05 11.24 all dimensions are in inches 6.11 1.52.

  • Page 93

    81 external gk printer dimensions 8/4/10 gk420d™ user guide 980608-001 rev. C label dispenser 7.13 6.11 2.96 9.03 10.50

  • Page 94

    External gk printer dimensions 82 980608-001 rev. C gk420d™ user guide 8/4/10 notes • ___________________________________________________________________ __________________________________________________________________________ _______________________________________________________________________...

  • Page 95: Appendix: Zpl

    8/4/10 gk420d™ user guide 980608-001 rev. C c appendix: zpl configuration this section provides a basic overview of managing printer configuration, the configuring status printout, and printer memory printouts. Contents managing the zpl printer configuration . . . . . . . . . . . . . . . . . . . . ....

  • Page 96

    Managing the zpl printer configuration 84 980608-001 rev. C gk420d™ user guide 8/4/10 managing the zpl printer configuration the zpl printer is designed to allow you to change printer settings dynamically for fast first label out printing. Printer parameters that are persistent, will be retained for...

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    85 zpl configuration status to command cross-reference 8/4/10 gk420d™ user guide 980608-001 rev. C zpl configuration status to command cross-reference the printer configuration label, shown below, provides a listing of a majority of the configurations settings that can be set by zpl command. Figure ...

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    Zpl configuration status to command cross-reference 86 980608-001 rev. C gk420d™ user guide 8/4/10 table 2 • zpl commands and configuration receipt callout cross-reference from this point in the configuration receipt listing, the printout has sensor settings and values are displayed to troubleshoot ...

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    87 zpl configuration status to command cross-reference 8/4/10 gk420d™ user guide 980608-001 rev. C the configuration settings listed here resume after the take label sensor value. These listings contain printer features seldom changed from default or provide status information (e.G. Firmware version...

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    Printer memory management and related status reports 88 980608-001 rev. C gk420d™ user guide 8/4/10 printer memory management and related status reports to help you manage printer resources, the printer supports a variety format commands to manage memory, transfer objects (between memory areas, impo...

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    89 printer memory management and related status reports 8/4/10 gk420d™ user guide 980608-001 rev. C table 4 • object management and status report commands command name description ^wd print directory label prints a list of objects and resident bar codes and fonts in all addressable memory locations ...

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    Printer memory management and related status reports 90 980608-001 rev. C gk420d™ user guide 8/4/10 notes • ___________________________________________________________________ __________________________________________________________________________ _________________________________________________...