Zebra Technologies Q4DLU1B000000, Q3DLUBA000002 Changing the Media Core Size, Changing Media type

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Note: Both Support Disks must be set to use the same diameter core.

2.Assemble the Disks. Hold the Support Disk against the Media Support and se- cure with the Flat Washer and the Screw as shown above.

3.Repeat this procedure for the opposite side.

Changing the Media Core Size

The printer is adjusted at the factory for media with a 3/4” core. If you need to use media with a larger core, do the following:

1.Remove and retain the Screw and Washer from a Media Support as described above. Flip the Media Disk end-for-end, and reassemble to the Media Support with the retained hardware. The re-assembled Disks should look like the illus- tration on the left hand side if Figure 1.

2.Repeat this procedure for the other Media Support.

Changing Media type

If you are changing the printer from linered to linerless media you will need to do the following:

1.Remove the Platen Assembly and replace it with a platen assembly designed for linerless media.

2.Remove the Peeler Bar and install the Scraper included with the Platen Repair Kit in its place

3.(QL 420 only) Replace the Media Guide Rollers with linerless ones.

4.It is recommended you change the Media Support Disks to ones designed for linerless media. You may also have to re-set the Media Discs for different diam- eter media cores.

If you are changing the printer from linerless to linered media you will need to do the following:

5.Remove the Platen Assembly and replace it with a platen assembly designed for linered media.

6.Remove the Scraper and install the Peeler Bar included with the Platen Repair Kit in its place

7.Replace the Media Guide Rollers with linered ones.

8.It is recommended you change the Media Support Disks to ones designed for linered media. You may also have to re-set the Media Discs for different diam- eter media cores.

Note: The Media Support Disks should be replaced after they have been re-adjust- ed for different core size s a total of five (5) times.

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RMAN-QLS-002 rev. A Repair Procedures

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Contents Mobile Printers Proprietary Statement Product ImprovementsContents QL series configurations and Parts Description Operating ModesPrinting Technology CommunicationsDiagnostic Tools Introduction to Label VistaSample Configuration Label Printing a Diagnostic LabelCreating a Configuration Label Peripherals installed Configuration Label Example Starting Label Vista Using Label VistaEquipment Required For Label Vista Equipment Required Running The SoftwareAdditional information Using the QL Product Configuration CodeQL Component Replacement Procedures Optional LCD Control Panel TroubleshootingStandard Control Panel Troubleshooting Topics No powerPoor or faded print or flashing RMAN-QLS-002 rev. a Repair Procedures QL220/220 Plus Repair Path QL320 & QL420 Repair Path MLBTools and Supplies Storage and HandlingInstalling the Media Cover Media Cover, QL 220- RK18236-1 & QL220 Plus- RK17735-015Tools Needed Removing the Media CoverRMAN-QLS-002 rev. a Repair Procedures Media Cover, QL 320, QL 320 Plus & QL 420,QL 420 Plus Model Kit p/n CommentsInstalling the Media Cover RMAN-QLS-002 rev. a Repair Procedures Media Guide Plate Assembly, QL220/220 Plus Removing the Media Guide Plate AssemblyInstalling the Media Guide Plate Assembly Installing the Media Assembly Media Guide Assembly, QL320/320 PlusRemoving the Media Assembly Ensure Media Sensor cable is behind holding feature Media Guide Assembly, QL420/420 Plus Kit p/n Description TypeModule Remove the Media Support Disks Install new Media Support DisksMedia Support Disks, QL Series Changing the Media Core Size Changing Media typeMedia Guide Rollers, QL420/QL 420 Plus AN16753-003 Replacing the Media RollersInstalling the Gear and Platen AN16792-008- Installing the Peeler BarAN16792-009- Installing the Scraper Platen/Gear Kits, QL220/QL 220 Plus AN16972-008Installing the Scraper Platen/Gear Kits, QL320/320 Plus- AN16861-013 & AN16861 014Replacing the Platen Assembly Platen/Gear Kits, QL420/420 Plus- AN16753-021Introduction PreparationRemove the old Platen Assembly Upper Housing /Wireless Modules-QL220 & QL 220 Plus Removing the Upper HousingInstalling the Upper Housing Set New ParametersUpper Housing, QL320- RK18233-1 Installing the Upper HousingUpper Housing, QL420/420 Plus- AN16753-007 Assemble the P.C. Board CoverHousing, Upper p/n DA16394-1 Assemble P.C. Board CoverInstall the Upper Housing Assemble the Sensor Support Remove the Upper HousingLabel Presence Sensor, QL320- AN16861-015 Install Label Present Sensor Option Re-install the Upper HousingInstalling a Wlan Radio and Antenna Install the RadioFinish the Assembly Assemble the AntennaQL 320/320 Plus & QL 420/420 Plus Wireless Modules Procedure OutlineRemoving the Wireless Module Installing the Wireless ModuleUpper Housing or Wireless Module Screw, #4-40 x 3/8 Removing the LCD module Installing the KeypadRemoving the Keypad Installing the LCD module Installing an LCD Keypad Installing a Membrane Key Pad Installing the Printer Frame Printer Frame, QL220/220Plus- AN16972-001Install the new Printer Frame Assembly Removing the Printer FrameRMAN-QLS-002 rev. a Repair Procedures From # of connections CPU Connector # Connector Door, QL 220 /QL220 Plus AN16972-021 Remove the Connector DoorAttach the new Connector Door Remove the Lower CoverConnector Door, QL420 & QL420 Plus- AN16753-020 Install the Connector DoorInstalling the Motor Motor,QL220 & QL 220 Plus AN16972-002Motor, QL 320/320 Plus & QL420/420 Plus- RK18251-1 Removing the MotorFrom # of connections CPU Connector # Installing the Printhead Printhead, QL220- RK18278-1 & QL 220 Plus- RK17735-016Printhead, QL320 RK18277-1 & QL 320 Plus- RK18465-003 Remove the Printhead Install the new Printhead AssemblyPrinthead, QL 420- RK18252-1 & QL 420 Plus- RK17735-004 RMAN-QLS-002 rev. a Repair Procedures RMAN-QLS-002 rev. a Repair Procedures RMAN-QLS-002 rev. a Repair Procedures RMAN-QLS-002 rev. a Repair Procedures Installing the Latch Latch, QL 220/QL 220 Plus- AN16972-004RMAN-QLS-002 rev. a Repair Procedures Latch, QL 320/ QL 320 Plus- AN16861-025 Latch, QL 420/ QL 420 Plus- AN16753-011 Removing the LatchLatch Assembly Installing the Peeler Shaft and Roller Removing the Peeler Shaft and RollerInstalling the MLB Removing the MLBFrom # of connections MLB Connector # Compatibility Switch SW1 J4 Motor 103 RMAN-QLS-002 rev. a Repair Procedures RMAN-QLS-002 rev. a Repair Procedures 104 105 RMAN-QLS-002 rev. a Repair Procedures RMAN-QLS-002 rev. a Repair Procedures 106 Installing the Belt Clip Removing the Belt ClipQL220 QL320 QL420AN16753-010 Install the D-Rings AN16753-009 Install the Carrying StrapInstalling the D Rings Installing the BushingsRemoving the D Rings Removing the BushingsInstall the Kickstand QL 220 ilustrated Removing the Battery Pack Installing the Battery PackUsing the Product Configuration Code Component Replacement ProceduresEurope Factory Repair and Parts Ordering ProcedureRepair Services contact Information USA QL 220 Product Configuration Code PCC PCC NotesAccessory Parts not illustrated PCC ExampleQL 220 & 220 Plus Replacement Kits KIT RPR QL2 Media Guide W/BELTShaded items are not illustrated QL 220 & 220 Plus Parts Printer Mechanism Exploded ViewQL 220 & 220 Plus Parts- Unit Exploded View QL 320 & 320 Plus Product Configuration Code PCCInterpreting the PCC Code QL 320 & 320 Plus Replacement Kits Assy Module Irda QL3/4 QLKIT RPR QL 320 Media GUIDE/MW Unit Exploded View Pcmcia Radio Options QL 420 & 420 Plus Product Configuration Code Parts Not Illustrated QL 420 & 420 Plus Replacement Kits KIT Repair QL4 PRINTHD/SENSORSelf TAP SCREW, M3X6, QTY RMAN-QLS-002 rev. a Replacement Kits 130 Pcmcia Option