CAB Hermes+ Service Manual

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Table of Contents
1 Important Information ............................................................................................................................ 4
1.1 Notes ........................................................................................................................................................ 4
1.2 General Safety Instructions ...................................................................................................................... 4
1.3 Protective Devices ................................................................................................................................... 5
1.4 Handling Electricity .................................................................................................................................. 5
1.5 Procedure in Case of Accidents .............................................................................................................. 5
1.6 Environment ............................................................................................................................................. 5
2 Tools ........................................................................................................................................................ 6
3 Maintenance ........................................................................................................................................... 7
3.1 Cleaning by the Operator ......................................................................................................................... 7
3.2 Cleaning the Label Sensor ...................................................................................................................... 7
4 Replacing Assembly Units .................................................................................................................... 8
4.1 Replacing the Printhead ........................................................................................................................... 8
4.1.1 Replacing Printhead Hermes+ 2, Hermes+ 4 and Hermes+ 4.3 ........................................................ 8
4.1.2 Replacing Printhead Hermes+ 6 ........................................................................................................ 9
4.2 Replacing the Print Roller and Transport Roller ......................................................................................11
4.3 Replacing the Slipping Clutches ............................................................................................................ 12
4.4 Replacing the Brake Shoe at the Label Unwinder ................................................................................. 14
4.5 Replacing the Label Sensor ................................................................................................................... 15
4.6 Replacing the PCB CPU ........................................................................................................................ 16
4.7 Replacing the Power Supply Unit ........................................................................................................... 17
5 Adjustments ......................................................................................................................................... 18
5.1 Measuring and Adjusting the Winding Torques ...................................................................................... 18
5.1.1 Measuring the Winding Torques .......................................................................................................18
5.1.2 Adjusting the Winding Torques .........................................................................................................21
5.2 Adjusting the Brake at the Label Unwinder ............................................................................................ 22
5.3 Adjusting the Label Run ......................................................................................................................... 23
5.4 Adjusting the Printing Mechanism .......................................................................................................... 24
5.4.1 Preparing the Printer for Adjustment ................................................................................................ 24
5.4.2 Adjusting the Printhead Position....................................................................................................... 25
5.4.3 Adjusting the Printhead Pressure ..................................................................................................... 26
5.4.4 Adjusting the Transfer Ribbon Feed Path......................................................................................... 27
5.4.5 Final Test .......................................................................................................................................... 27
5.5 Adjusting the Belt Tension ...................................................................................................................... 28
5.5.1 Adjusting the Tension at the Main Drive Motor Belt ..........................................................................28
5.5.2 Adjusting the Tension at the Rewinder and Transport Roller Belt .................................................... 29
5.6 Adjusting the Magnetic Clutch ................................................................................................................ 30
5.7 Adjusting the Ribbon Saver .................................................................................................................... 31
6 Troubleshooting and Error Treatment ................................................................................................ 32
6.1 Failure of Device Functions .................................................................................................................... 32
6.2 Hardware Faults ..................................................................................................................................... 33
7 Block Diagram ...................................................................................................................................... 34
8 Layout Diagram CPU ........................................................................................................................... 35
9 Index ...................................................................................................................................................... 37

CAB Hermes+ Specifications

General

Power Supply	100 - 240 V AC, 50/60 Hz
Print Technology	Thermal Transfer
Resolution	203 dpi
Interfaces	USB, Ethernet
Display	LCD
Memory	8 MB RAM
Supported Barcodes	1D and 2D barcodes