CAB MACH 4.3S/200B Service Manual

CAB MACH 4.3S/200B Service Manual

Mach 4s series
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Service Manual
MACH 4S
Label Printer
Made in Germany

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Table of Contents
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Summary of Contents for CAB MACH 4.3S/200B

  • Page 1 Service Manual MACH 4S Label Printer Made in Germany...
  • Page 2 Editor Regarding questions or comments please contact cab Produkttechnik GmbH & Co. KG. Topicality Due to the constant further development of our products discrepancies between documentation and products can occur.
  • Page 3: Table Of Contents

    Table of Content Introduction ............................4 Instructions ............................... 4 General Safety ............................5 Safety Markings ............................5 Handling Electricity ..........................6 Conduct during Accidents ........................6 Changing Assembly Parts ........................7 Tools ................................. 7 Changing the Control Panel ........................7 Dismounting the Cover ..........................
  • Page 4: Introduction

    Introduction Instructions Important information and the instructions in the documentation are designed as follows: Danger! Draws attention to an exceptionally great, imminent danger to your health or life due to hazardous voltages. Danger! Draws attention to a danger with high risk which, if not avoided, may result in death or serious injury. Warning! Draws attention to a danger with medium risk which, if not avoided, may result in death or serious injury.
  • Page 5: General Safety

    Introduction General Safety This service manual is intended for qualified service and maintenance personnel. Further information to the operation of the device can be found the Operator's and Configuration Manuals. The following rules are for your general safety • Keep the area during and after maintenance operations clean. •...
  • Page 6: Handling Electricity

    Introduction Handling Electricity The following operations may only be performed by qualified electricians: • Any labor performed on electrical component groups. • Operations performed on the opened device while it is connected to the power grid. General precautions when commencing maintenance operations: •...
  • Page 7: Changing Assembly Parts

    • Test devices ribbon holders (cab part no.: 5540932) • Assembly assistance coupling (cab part no.: 5541180) • Cylindrical dynamometer (spring scale), 0 - 10 N (cab part no.: 5906108) Commercial tools: • Torx screwdriver, size TX 10/200 • Allen wrenches straight, size 2,5 •...
  • Page 8: Dismounting The Cover

    Changing Assembly Parts Dismounting the Cover Danger! Risk of death by electrocution.  Before opening or dismounting the cover disconnect the device from the power grid and wait at least one minute until the device has discharged. Fig. 2 Dismounting the cover The printer cover can be dismounted completely including the front lid.
  • Page 9: Changing The Print Mechanism

    Changing Assembly Parts Changing the Print Mechanism Danger! Risk of death by electrocution.  Before opening or dismounting the cover disconnect the device from the power grid and wait at least one minute until the device has discharged. Fig. 3 Changing the print mechanism 1.
  • Page 10: Changing The Printhead

    Changing Assembly Parts Changing the Printhead Changing a printhead can be completed without fine adjustments to the printer. Changing the printhead is necessary when it is worn or a change of printing resolution is needed. 1 Connector data 2 Connector power 3 Threaded holes 4 Heating element Fig.
  • Page 11 Changing Assembly Parts 12 13 Fig. 5 Changing the printhead Removing the printhead 1. Open the cover and fold the control panel (7) down. Push the energy regulator (5) and fold the printing module up with the printhead retainer (6). 2.
  • Page 12: Changing The Print Roller

    Changing Assembly Parts Changing the Print Roller Fig. 6 Changing the print roller 1. Open the cover and fold the control panel down. Push the unlocking mechanism and fold the printing module up. 2. Through the openings on both sides, push the pressure points (1) until the print roller assembly (2) snaps out of the locking mechanism.
  • Page 13: Changing The Clutch And Brake Of The Ribbon Rewinder

    Changing Assembly Parts Changing the Clutch and Brake of the Ribbon Rewinder The clutch (4) is a pre-constructed assembly group, the brake consists of the form disks (5, 7), the friction disk (6) and three springs (9). Fig. 7 Changing the clutch and brake of the ribbon rewinder Dismounting 1.
  • Page 14: Changing The Brake Of The Ribbon Unwinder

    Changing Assembly Parts Changing the Brake of the Ribbon Unwinder 11 10 9 12 Fig. 8 Changing the brake of the ribbon unwinder 1. Fold up the printhead assembly group, undo the three screws (3) and remove the cover (2). 2.
  • Page 15: Changing The Drive Of The Cutter

    Changing Assembly Parts Changing the Drive of the Cutter 12 10 Fig. 9 Changing the drive of the cutter 1. Fold down the control panel (1), release the cutter (4) from the brackets (3) and fold this up too. 2. Unhook the springs (3). 3.
  • Page 16: Changing The Blade Of The Cutter Unit

    Changing Assembly Parts 2.10 Changing the Blade of the Cutter Unit Fig. 10 Changing the blade of the cutter unit Danger! Danger of lacerations!  Do not touch the blade without protective measures. 1. Fold down the control panel (1). 2.
  • Page 17: Changing The Circuit Board

    Changing Assembly Parts 2.11 Changing the Circuit Board Danger! Danger of electrocution.  Before opening the pinter cover disconnect the device from the power source and wait at least one minute until the device has discharged the remaining residual energy. 1 Circuit board CPU 2 4 Screws Connections...
  • Page 18: Changing The Power Supply

    Changing Assembly Parts 2.12 Changing the Power Supply Warning! Risk of death by electrocution!  Before opening the cover plate remove the device from the power supply and wait at least one minute until the residual energy has dissipated. Fig. 12 Changing the power supply 1.
  • Page 19: Adjustments

    Adjustments Measuring the Winding Force The measurement of the un- and re-winding torque of the ribbon is determined by the tensile force on the test material that is connected to the ribbon retainer. The physical connection between the torque and tensile force is as follows. F= M / r force [N], torque [Ncm],...
  • Page 20: Measuring The Breaking Force Of The Unwinder

    Adjustments 3.1.2 Measuring the Breaking Force of the Unwinder Fig. 14 Measuring the breaking force of the unwinder Target Value Measurement Torque M Force F Break of the unwinder ribbon 3,9 - 4,5 Ncm 1,3 - 1,5 N 1. Insert the test device (3) onto a ribbon retainer (2). Note that the Spring tip must be placed in the grove of the ribbon retainer for a true result.
  • Page 21: Setting The Winding Force

    Adjustments Setting the Winding Force Fig. 15 Setting the winding force The settings of the winding force of the break (5) of the unwinder and the clutch (6) of the rewinder is done in the same way. 1. Insert the ribbon retainer (4) onto the winders. 2.
  • Page 22: Adjusting The Print Mechanism

    Adjustments Adjusting the Print Mechanism Changing the settings of the printing mechanic over and above a format change is only necessary when something other than the printhead is exchanged or if the printhead assembly group has been demounted or altered. The following identifiers point towards resetting the printing mechanic: - Printed image too light - Printed image blotchy or spotty...
  • Page 23: Settings

    14. If there is no camber adjustment necessary turn screw (3) clockwise until it clamps down minimally. 15. Turn down the heating energy in the configuration to 0 and test these results of the previous adjustments. With normal cab-standard material a clearcut, solid black printed image should have been achieved.
  • Page 24: Troubleshooting And Error Treatment

    Troubleshooting and Error Treatment Failure of Device Functions Function error Possible solutions No material transport Check electronic connection between the CPU circuit board and the motor Check the drive mechanism Exchange the CPU circuit board Exchange the motor No printed image at material Check connectors of the printhead transport Inspect the printhead cable for damage...
  • Page 25: Block Diagram

    Block Diagram Printer Nr.1 MACH 4S/300... 5977444 MACH 4S/600... 5977380 MACH 4.3S/200... 5977382 MACH 4.3S/300... 5977383 Fig. 17 Block diagram...
  • Page 26: Layout Diagram Pcb Cpu

    Layout Diagram PCB CPU Measuring points of CON9: #FD1 TOP10 R117 C116 R150 C296 R151 C269 R152 C262 C266 R116 C179 C157 R140 R142 C155 C175 C163 C290 C295 R158 C274 +24V (+24V) C301 C169 C153 Measuring point on the PCB: C222 TOP2 +24V...
  • Page 27: Index

    Index Adjustable elements ......22 Adjusting the print mechanism ..22 Block diagram ........25 Changing the brake of the ribbon unwinder ......14 Changing the clutch and brake of the ribbon rewinder .......13 Changing the control panel....7 Changing the drive of the cutter ..15 Changing the power supply ....18 Changing the printhead ....10 Changing the print mechanism ...9...

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