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Service Manual
Thermal Transfer Printer
TE3124/TE3112
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Summary of Contents for TE TE3112

  • Page 1 Service Manual Thermal Transfer Printer TE3124/TE3112...
  • Page 2 Tyco Electronics reserves the right to make any opyright adjustments to the information contained herein at any This documentation as well as translation hereof are property of TE time without notice. TE Connectivity expressly Connectivity. disclaims all implied warranties regarding the...
  • Page 3: Table Of Contents

    Table of Contents Important Information ..........................4 General Safety Instructions ........................4 Protective Devices ........................... 4 Handling Electricity ..........................5 Procedure in Case of Accidents ......................5 Cleaning ..............................6 Cleaning by the Operator ......................... 6 Cleaning the Label Sensor ........................7 Replacing Assembly Units ........................
  • Page 4: Important Information

    Important Information General Safety Instructions This service manual is intended for use by qualified service and maintenance personnel. For more operation and configuration information, refer to the user or configuration manual. Follow the general safety rules below: • Keep the area around the device clean at all times! •...
  • Page 5: Handling Electricity

    Important Information Handling Electricity The following work may only be done by trained and qualified electricians: • Work on electrical components. • Work on an open device still connected to the mains supply. General precautions before starting maintenance work: • Find out where the emergency and power switches are so that they can be quickly operated in an emergency.
  • Page 6: Cleaning

    Cleaning Cleaning by the Operator The following cleaning work is described in the “Thermal Transfer Printer cleaning instructions“ TE document number: 411-121020. • cleaning the device • cleaning the printhead • cleaning the print roller • cleaning the label sensor...
  • Page 7: Cleaning The Label Sensor

    Cleaning Cleaning the Label Sensor Fig. 1 Cleaning the label sensor Fig 2 Removing the label sensor Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged.
  • Page 8: Replacing Assembly Units

    Replacing Assembly Units Tools X Do not use any worn of damaged tools. X Only use tools and testing devices that are suitable for the task at hand. special tools: • Test collar for transfer ribbon winder (5534199) Standard tools: •...
  • Page 9: Replacing The Printhead

    Replacing Assembly Units Replacing the Printhead Replacing the Printhead The printhead of the printer can be replaced without the need for fine adjustment. The printhead must be replaced if worn or when switching to a printhead with higher or lower resolution. For better identification, the print heads have a label stating the printer type and resolution.
  • Page 10 Replacing Assembly Units Removing the printhead 1. Turn lever (10) counterclockwise to lift the printhead. 2. Remove labels and transfer ribbon from the printer. 3. Remove Allen key (11) from its retainer. 4. Lightly keep printhead mounting bracket (9) on the print roller with one finger and screw out screw (8) with the Allen key and remove it and the washer.
  • Page 11: Replacing The Slipping Clutches

    Replacing Assembly Units Replacing the Slipping Clutches The rewinder for the transfer ribbon and the internal rewinder are coupled to slipping clutches in the main drive. The supply hub of the transfer ribbon is braked with a slipping clutch during printing. Change the slipping clutch when it can no longer be set ...
  • Page 12 Replacing Assembly Units Installing the slipping clutch on the rewinders 4 Snap ring 5 Slipping clutch 6 Coupling disks 7 Winder axis 8 Collar of the belt wheel Fig. 7 Slipping clutch on the rewinders 1. Slide coupling (5) onto the winder axis (7). 2.
  • Page 13: Replacing The Label Sensor

    Replacing Assembly Units Replacing the Label Sensor Notice! Contamination of the label sensor can also cause malfunctions. Before replacing the label sensor, check whether it is soiled and clean it if necessary.. Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged.
  • Page 14: Replacing Label Sensor

    Replacing Assembly Units 3.6.2 Replacing Label Sensor Fig. 10 Replacing the label sensor Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged. Removing the label sensor 1.
  • Page 15: Replacing The Pcb Cpu

    Replacing Assembly Units Replacing the PCB CPU Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged. Removing the PCB CPU 1.
  • Page 16: Replacing The Power Supply Unit

    Replacing Assembly Units Replacing the Power Supply Unit Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged. Removing the power supply unit 1.
  • Page 17: Adjustments

    Adjustments Measuring and Adjusting the Winding Torques The rewinder for the transfer ribbon and the internal rewinder are coupled to slipping clutches in the main drive. The supply hub of the transfer ribbon is braked with a slipping clutch during printing. The correct setting of the torques of these slipping clutches is necessary for: •...
  • Page 18 Winding torque M Pulling force F Ribbon take up hub clockwise TE3124 13.5 - 14.4 Ncm 4.3 - 4.8 N TE3112 13.5 - 14.4 Ncm 4.3 - 4.8 N counterclockwise 2.1 - 3.0 Ncm 0.7 - 1.0 N Ribbon supply hub TE3124 3.6 - 4.5 Ncm...
  • Page 19 The set values for the winding torque and the resulting pulling force at the test collar are: Slipping clutch on Direction of rotation Printer Winding torque M Pulling force F Internal rewinder clockwise TE3124/TE3112 28 - 32 Ncm 14 - 16 N counterclockwise TE3124/TE3112 8 - 12 Ncm 4 - 6 N...
  • Page 20: Adjusting The Winding Torques

    Adjustments 4.1.2 Adjusting the Winding Torques The winding torque of a winder can be changed at the knurled ring of the respective slipping clutch. The numbers on the knurled ring stand for the value of the winding torque: • 1: Lowest winding torque •...
  • Page 21: Adjusting The Printing Mechanism

    Adjustments Adjusting the Printing Mechanism Major adjustment of the printing mechanism beyond format-based settings is only required if the printhead assembly has been removed or parts in this area have been replaced. Excluded from this is the replacement of the printhead, after which readjustment is generally not required.
  • Page 22: Adjusting The Printhead Position

    Adjustments 4.2.2 Adjusting the Printhead Position In order to achieve the best possible print image the following printhead settings are necessary: • Align the heating line with the highest point of the print roller. Density of the print image is the greatest at this point.
  • Page 23: Adjusting The Printhead Pressure

    5. For TE3124 /TE3112 printer move the plunger to the printer standard position for the media being printed  operator's manual and repeat the test print. Possibly rerun procedure and adjust again.
  • Page 24: Adjusting The Transfer Ribbon Feed Path

    Adjustments 4.2.4 Adjusting the Transfer Ribbon Feed Path You can adjust the transfer ribbon feed path by changing the head contact pressure and adjusting the transfer ribbon deflection. Increasing the head contact pressure with the screws (3a) and (3b) shifts the ribbon feed path in the corresponding direction.
  • Page 25: Adjusting The Belt Tension At The Main Drive Motor

    Adjustments Adjusting the Belt Tension at the Main Drive Motor Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged. Attention! The toothed belt could be damaged if adjustment is carried out improperly.
  • Page 26: Adjusting The Head Switch

    Adjustments Adjusting the Head Switch The head switch prevents printing from occurring when the printhead is open. Adjust the head switch if the error message Head open appears in the display even though the printhead is locked. Danger! Risk of death via electric shock! X Before opening the housing cover, disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged.
  • Page 27: Troubleshooting And Error Correction

    Troubleshooting and Error Correction Failure of Device Functions Functional error Possible remedy Medium is not transported Check electrical connections between PCB CPU and motor Check drive mechanism Replace the PCB CPU Replace the motor No print image with medium Check plug connections at the printhead transport Examine printhead cable for damage and replace if necessary Replace the printhead...
  • Page 28: Hardware Faults

    Troubleshooting and Error Correction Hardware Faults Error message Cause Fault recovery ADC malfunction Fault on the PCB CPU Replace the PCB CPU FPGA malfunction Fault on the PCB CPU Replace the PCB CPU Invalid setup Fault on the PCB CPU Replace the PCB CPU Voltage error Voltage of the battery on the...
  • Page 29: Block Diagram

    Block Diagram Printer Type Nr. 1 Nr. 2 Nr. 3 Nr. 4 Nr. 5 Nr. 6 TE3112 300dpi 5954072 5954067 5954066 5946208 5954099 5958670 TE3124 600dpi 5954077 5954067 5954066 5946208 5954099 5958670 Fig. 23 Block diagram...
  • Page 30: Layout Diagram Pcb Cpu

    Layout Diagram PCB CPU Fig. 24 Layout diagram PCB CPU - components side...
  • Page 31: Layout Diagram Pcb Cpu

    Layout Diagram PCB CPU Fig. 25 Layout diagram PCB CPU - soldering side...
  • Page 32: Index

    Index winding torque ......20 Adjusting the belt tension ....25 Adjusting the head switch ....26 Tools ...........8 Adjusting the printhead position ..22 Torque.........18, 19 Adjusting the printhead pressure ..23 Transfer ribbon hubs Adjusting the printing mechanism..21 winding torque ......20 Adjusting the ribbon feed path ..24 Troubleshooting ........28 Block diagram ........29 Voltages, exposed ......5...

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Te3124

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