Zebra GC420t Guida Utente

User GuideZebra® GC420t™Desktop Thermal Printer

xP1039498-001 GC420t™ User Guide 8/15/20113 • Print Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Universal Serial Bus (USB) Interface88P1039498-001 GC420t™ User Guide 8/15/2011Universal Serial Bus (USB) InterfaceThe figure below displays the cable

89Parallel Interface8/15/2011 GC420t™ User Guide P1039498-001Parallel InterfaceThe printer’s parallel interface uses the IEEE 1284-A to 1284-B paralle

Ethernet Interface90P1039498-001 GC420t™ User Guide 8/15/2011Ethernet InterfaceThis interface requires a UTP RJ45 Ethernet cable rated CAT-5 or better

91Serial Port Interface8/15/2011 GC420t™ User Guide P1039498-001Serial Port InterfaceThe maximum current available through the serial and/or parallel

Serial Port Interface92P1039498-001 GC420t™ User Guide 8/15/2011 Notes • ____________________________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-001BAppendix: DimensionsThis section provides external printer dimensions.ContentsExternal GC420t™ Printer Dimen

External GC420t™ Printer Dimensions94P1039498-001 GC420t™ User Guide 8/15/2011External GC420t™ Printer DimensionsAll dimensions are in inches

95External GC420t™ Printer Dimensions8/15/2011 GC420t™ User Guide P1039498-001Optional: Label DispenserOptional: Cutter

External GC420t™ Printer Dimensions96P1039498-001 GC420t™ User Guide 8/15/2011 Notes • ______________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-001CAppendix: ZPLConfigurationThis section provides a basic overview of managing printer configuration, the Conf

xi8/15/2011 GC420t™ User Guide P1039498-001 6 • Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Managing the ZPL Printer Configuration98P1039498-001 GC420t™ User Guide 8/15/2011Managing the ZPL Printer ConfigurationThe ZPL printer is designed to

99ZPL Configuration Status to Command Cross-reference8/15/2011 GC420t™ User Guide P1039498-001ZPL Configuration Status to Command Cross-referenceThe P

ZPL Configuration Status to Command Cross-reference100P1039498-001 GC420t™ User Guide 8/15/2011Table 2 • ZPL Commands and Configuration Receipt Callou

101ZPL Configuration Status to Command Cross-reference8/15/2011 GC420t™ User Guide P1039498-001The configuration settings listed here resume after the

Printer Memory Management and Related Status Reports102P1039498-001 GC420t™ User Guide 8/15/2011Printer Memory Management and Related Status ReportsTo

103Printer Memory Management and Related Status Reports8/15/2011 GC420t™ User Guide P1039498-001Table 4 • Object Management and Status Report Commands

Printer Memory Management and Related Status Reports104P1039498-001 GC420t™ User Guide 8/15/2011 Notes • ____________________________________________

xiiP1039498-001 GC420t™ User Guide 8/15/2011 Notes • ________________________________________________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-0011IntroductionThis section describes what you get in your shipping box and provides an overview of printer fea

IntroductionGC420t™ Thermal Printers2P1039498-001 GC420t™ User Guide 8/15/2011GC420t™ Thermal PrintersThe Zebra® GC420t™ model is the best value in a

3IntroductionWhat’s in the Box?8/15/2011 GC420t™ User Guide P1039498-001What’s in the Box?Save the carton and all packing materials in case you need t

IntroductionWhat’s in the Box?4P1039498-001 GC420t™ User Guide 8/15/2011Your PrinterOpening the printerTo access the media compartment, you must open

5IntroductionWhat’s in the Box?8/15/2011 GC420t™ User Guide P1039498-001Printer FeaturesSensorPeel BarPlatenRollerPrintheadBlackLineSensorRibbon Motio

IntroductionWhat’s in the Box?6P1039498-001 GC420t™ User Guide 8/15/2011Operator Controls Power Switch Press up to turn ON or down to turn OFF the pri

7IntroductionWhat’s in the Box?8/15/2011 GC420t™ User Guide P1039498-001Feed Button • Tap the Feed button once to force the printer to feed one blank

iiP1039498-001 GC420t™ User Guide 8/15/2011

IntroductionWhat’s in the Box?8P1039498-001 GC420t™ User Guide 8/15/2011Closing the printer1. Hold the top cover and press the “kick-stand’ cover lock

8/15/2011 GC420t™ User Guide P1039498-0012Getting StartedThis section describes how to set up your printer for the first time and use the most common

Attaching Power10P1039498-001 GC420t™ User Guide 8/15/2011Attaching Power1. Make sure the printer’s power switch is in the off position (down).2. Inse

11Loading Roll Media8/15/2011 GC420t™ User Guide P1039498-001Loading Roll MediaWhen you load media, you must place the roll onto the media hangers.You

Loading Roll Media12P1039498-001 GC420t™ User Guide 8/15/2011Placing the Roll in the Media Compartment1. Open the printer. Remember that you need to

13Loading Roll Media8/15/2011 GC420t™ User Guide P1039498-0013. Open the media roll holders. Pull the media guides open with your free hand and place

Loading Roll Media14P1039498-001 GC420t™ User Guide 8/15/20114. Pull the media so that it extends out of the front of the printer. Verify the roll tur

15Loading Transfer Ribbon8/15/2011 GC420t™ User Guide P1039498-001Loading Transfer RibbonTransfer ribbons come in several varieties and in some cases

Loading Transfer Ribbon16P1039498-001 GC420t™ User Guide 8/15/20111. With the printer open, thread the ribbon through the ribbon carriage. Press the r

17Loading Transfer Ribbon8/15/2011 GC420t™ User Guide P1039498-0013. Attach the ribbon to the take up core. Use the adhesive strip on new rolls; othe

iii8/15/2011 GC420t™ User Guide P1039498-001©2011 ZIH Corp. GC420, GC420t, ZBI, ZBI 2.0, ZBI-Developer, Uni-Ribbon, ZebraDesigner, ZebraNet, EPL, EPL2

Loading Transfer Ribbon18P1039498-001 GC420t™ User Guide 8/15/20116. If printer power is on, press the Feed button to have the printer feed a minimum

19Printing a Test (Printer Configuration) Label8/15/2011 GC420t™ User Guide P1039498-001Printing a Test (Printer Configuration) LabelBefore you connec

Pre-install Windows® Printer Drivers20P1039498-001 GC420t™ User Guide 8/15/2011Pre-install Windows® Printer Drivers Zebra is changing the way you inst

21Pre-install Windows® Printer Drivers8/15/2011 GC420t™ User Guide P1039498-001Universal Serial Bus (USB) Device CommunicationsThe printer is a termin

Connecting your Printer to a Computer22P1039498-001 GC420t™ User Guide 8/15/2011Connecting your Printer to a ComputerThe Zebra® GC420 printers support

23Connecting your Printer to a Computer8/15/2011 GC420t™ User Guide P1039498-001USB Interface RequirementsUniversal Serial Bus (version 2.0 compliant)

Connecting your Printer to a Computer24P1039498-001 GC420t™ User Guide 8/15/2011Serial CommunicationsThe GK888 has a DCE serial communication port for

25Connecting your Printer to a Computer8/15/2011 GC420t™ User Guide P1039498-001EPL Y CommandUse the serial port setup (Y) command to change the commu

Connecting your Printer to a Computer26P1039498-001 GC420t™ User Guide 8/15/2011Parallel PortThe required cable must have a 25 pin “D” type (DB-25P) m

27Connecting your Printer to a Computer8/15/2011 GC420t™ User Guide P1039498-001Ethernet The printer requires UTP RJ45 Ethernet cable rated CAT-5 or b

ivP1039498-001 GC420t™ User Guide 8/15/2011FCC Compliance StatementThis device complies with Part 15 rules. Operation is subject to the following two

After Your Printer is Connected28P1039498-001 GC420t™ User Guide 8/15/2011After Your Printer is ConnectedNow that you have basic communication to your

29After Your Printer is Connected8/15/2011 GC420t™ User Guide P1039498-001Test Print with a Copied ZPL Command File for Non-Windows Operating Systems:

After Your Printer is Connected30P1039498-001 GC420t™ User Guide 8/15/2011 Notes • __________________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-0013Print OperationsThis section provides media and print handling, font and language support, and the setup of

Determining Printer Configuration32P1039498-001 GC420t™ User Guide 8/15/2011Determining Printer ConfigurationThe printer uses a ZPL printer configurat

33Modes of Printing8/15/2011 GC420t™ User Guide P1039498-001Modes of PrintingYou can operate this printer in many different modes and media configurat

Print Media Types34P1039498-001 GC420t™ User Guide 8/15/2011Table 1 • Types of Media Roll and Fanfold MediaMedia Type How It Looks DescriptionNon-Cont

35Replacing Supplies8/15/2011 GC420t™ User Guide P1039498-001Determining Thermal Media TypesThermal transfer media requires ribbon for printing while

Adjusting the Print Width36P1039498-001 GC420t™ User Guide 8/15/2011Replacing a Partially Used Transfer RibbonTo remove used transfer ribbon, perform

37Media Sensing8/15/2011 GC420t™ User Guide P1039498-001Media SensingThe printer has automatic media sensing capability. The printer is designed to co

8/15/2011 GC420t™ User Guide P1039498-001About This DocumentThis section provides you with contact information, document structure and organization, a

Ribbon Overview38P1039498-001 GC420t™ User Guide 8/15/2011Ribbon OverviewRibbon is a thin film that is coated on one side with wax, resin, or wax resi

39Ribbon Overview8/15/2011 GC420t™ User Guide P1039498-001Ribbon Test with AdhesiveIf you have labels available, perform the adhesive test to determin

Printing on Fan-Fold Media40P1039498-001 GC420t™ User Guide 8/15/2011Printing on Fan-Fold MediaPrinting on fan-fold media requires you to adjust the m

41Printing on Fan-Fold Media8/15/2011 GC420t™ User Guide P1039498-0013. With a sample of your media, adjust the guides to the width of the media.The g

Printing with Externally Mounted Roll Media42P1039498-001 GC420t™ User Guide 8/15/2011Printing with Externally Mounted Roll MediaThe GC420 printer acc

43Fonts and Your Printer8/15/2011 GC420t™ User Guide P1039498-001Fonts and Your PrinterThe GC420 printer supports your language and font requirements

Fonts and Your Printer44P1039498-001 GC420t™ User Guide 8/15/2011Identifying Fonts in Your PrinterFonts and memory are shared by the programming langu

45Stand Alone Printing8/15/2011 GC420t™ User Guide P1039498-001Stand Alone PrintingYour printer can be configured to work without being attached to a

Sending Files to the Printer46P1039498-001 GC420t™ User Guide 8/15/2011Sending Files to the PrinterGraphics, fonts and programming files can be sent t

8/15/2011 GC420t™ User Guide P1039498-0014Printer OptionsThis section covers the common printer options and accessories with brief descriptions and ho

Who Should Use This DocumentviP1039498-001 GC420t™ User Guide 8/15/2011Who Should Use This DocumentThis User Guide is intended for use by any person

Label Dispenser Option48P1039498-001 GC420t™ User Guide 8/15/2011Label Dispenser OptionThe factory installed label dispenser option allows you to prin

49Label Dispenser Option8/15/2011 GC420t™ User Guide P1039498-0012. Lift the liner over the top of the printer and open the dispenser door.3. Insert t

Label Dispenser Option50P1039498-001 GC420t™ User Guide 8/15/20114. Close the dispenser door. 5. Press the Feed button to advance the media.6. During

51Cutter Option8/15/2011 GC420t™ User Guide P1039498-001Cutter OptionThe printer supports a factory installed media cutter option for full width cutti

Cutter Option52P1039498-001 GC420t™ User Guide 8/15/2011Loading Media with the Cutter Option1. Open the printer. Remember that you need to pull the r

53Cutter Option8/15/2011 GC420t™ User Guide P1039498-0013. Open the media roll holders. Pull the media guides open with your free hand and place the m

Cutter Option54P1039498-001 GC420t™ User Guide 8/15/20115. Close the media guides by turning the guide adjuster knob to the front. They should just to

55ZebraNet® 10/100 Internal (Wired) Print Server Option8/15/2011 GC420t™ User Guide P1039498-001ZebraNet® 10/100 Internal (Wired) Print Server OptionT

ZebraNet® 10/100 Internal (Wired) Print Server Option56P1039498-001 GC420t™ User Guide 8/15/2011Printer Network Configuration Status LabelGC420 printe

57Zebra® KDU — Printer Accessory8/15/2011 GC420t™ User Guide P1039498-001Zebra® KDU — Printer AccessoryThe Zebra® KDU (keyboard display unit) is a sma

viiContacts8/15/2011 GC420t™ User Guide P1039498-001 ContactsTechnical Support via the Internet is available 24 hours per day, 365 days per year.Web S

KDU Plus™ — Printer Accessory58P1039498-001 GC420t™ User Guide 8/15/2011KDU Plus™ — Printer AccessoryThe KDU Plus™ is a terminal device with memory fo

59ZBI 2.0™ — Zebra Basic Interpreter8/15/2011 GC420t™ User Guide P1039498-001ZBI 2.0™ — Zebra Basic Interpreter Customize and enhance your printer wit

ZBI 2.0™ — Zebra Basic Interpreter60P1039498-001 GC420t™ User Guide 8/15/2011 Notes • _______________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-0015MaintenanceThis section provides routine cleaning and maintenance procedures.ContentsCleaning. . . . . . . .

MaintenanceCleaning62P1039498-001 GC420t™ User Guide 8/15/2011CleaningWhen you clean the printer, use one of the following supplies that best suits yo

63MaintenanceCleaning8/15/2011 GC420t™ User Guide P1039498-001Cleaning the PrintheadAlways use a new cleaning pen on the printhead (an old pen carries

MaintenanceCleaning64P1039498-001 GC420t™ User Guide 8/15/2011Media Path ConsiderationsUse a cleaning swab to remove debris, dust or crust that has bu

65MaintenanceCleaning8/15/2011 GC420t™ User Guide P1039498-001Sensor CleaningDust can accumulate on the media sensors. 1. Gently brush or blow dust aw

MaintenanceCleaning66P1039498-001 GC420t™ User Guide 8/15/2011Platen Cleaning and ReplacementThe standard platen (drive roller) normally does not requ

67MaintenanceCleaning8/15/2011 GC420t™ User Guide P1039498-0013. Lift the platen out of the printer’s bottom frame.4. Clean the platen with the alcoho

Document ConventionsviiiP1039498-001 GC420t™ User Guide 8/15/2011Document ConventionsThe following conventions are used throughout this document to c

MaintenanceCleaning68P1039498-001 GC420t™ User Guide 8/15/20117. Align the platen with the gear to the left and lower it into the printer’s bottom fra

69MaintenanceReplacing the Printhead8/15/2011 GC420t™ User Guide P1039498-001Replacing the PrintheadIf you need to replace the printhead, read the pro

MaintenanceReplacing the Printhead70P1039498-001 GC420t™ User Guide 8/15/20113. Use the spring to pry the printhead clip off the right side of the car

71MaintenanceReplacing the Printhead8/15/2011 GC420t™ User Guide P1039498-0016. Unplug both bundles of printhead wires from their connectors.Replacing

MaintenanceReplacing the Printhead72P1039498-001 GC420t™ User Guide 8/15/20112. Attach the ground wire and secure it with the screw. Use a #2 Phillips

8/15/2011 GC420t™ User Guide P1039498-0016TroubleshootingThis section provides information about printer error reporting that you might need for print

Status Light Descriptions74P1039498-001 GC420t™ User Guide 8/15/2011Status Light DescriptionsWhat the Status Light is Telling YouLED Status and Color

75Status Light Error Resolutions8/15/2011 GC420t™ User Guide P1039498-001Status Light Error ResolutionsThe following Status Error Light Resolution num

Status Light Error Resolutions76P1039498-001 GC420t™ User Guide 8/15/20115. The media is out.• Follow the instructions for Loading Roll Media on page

77Print Quality Problems8/15/2011 GC420t™ User Guide P1039498-001Print Quality ProblemsNo print on the label.• The media may not be direct thermal med

8/15/2011 GC420t™ User Guide P1039498-001Contents • About This Document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Print Quality Problems78P1039498-001 GC420t™ User Guide 8/15/2011There are long tracks of missing print (blank vertical lines) on several labels.• The

79Print Quality Problems8/15/2011 GC420t™ User Guide P1039498-001A EPL label format was sent to, but not recognized by, the printer.• Is the printer i

Manual Calibration80P1039498-001 GC420t™ User Guide 8/15/2011Manual Calibration Manual calibration is recommended whenever you are using pre-printed m

81Troubleshooting Tests8/15/2011 GC420t™ User Guide P1039498-001Troubleshooting Tests Printing a Configuration Label To print out a listing of the pri

Resetting the Factory Default Values82P1039498-001 GC420t™ User Guide 8/15/2011Resetting the Factory Default Values Sometimes, resetting the printer t

83Communications Diagnostics8/15/2011 GC420t™ User Guide P1039498-001The following example of a communications DUMP mode printed out. The printout dis

Feed Button Modes84P1039498-001 GC420t™ User Guide 8/15/2011Feed Button ModesPower Off ModesWith the printer power off, press and hold the Feed button

85Feed Button Modes8/15/2011 GC420t™ User Guide P1039498-001Power On ModesWith the printer power on and top cover closed, press and hold the Feed butt

Feed Button Modes86P1039498-001 GC420t™ User Guide 8/15/2011 Notes • ________________________________________________________________________________

8/15/2011 GC420t™ User Guide P1039498-001AAppendix: Interface WiringThis section provides printer interface connection information.ContentsUniversal S