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Table of Contents
1 Important Information ............................................................................................................................ 4
1.1 General Safety Instructions ...................................................................................................................... 4
1.2 Protective Devices ................................................................................................................................... 4
1.3 Handling Electricity .................................................................................................................................. 5
1.4 Procedure in Case of Accidents .............................................................................................................. 5
2 Cleaning .................................................................................................................................................. 6
2.1 Cleaning by the Operator ......................................................................................................................... 6
2.2 Cleaning the Label Sensor ...................................................................................................................... 7
3 Replacing Assembly Units .................................................................................................................... 8
3.1 Tools ......................................................................................................................................................... 8
3.2 Removing and Installing the Plastic Cover ............................................................................................... 8
3.3 Replacing the Printhead ........................................................................................................................... 9
3.4 Replacing the Printhead .......................................................................................................................... 9
3.5 Replacing the Slipping Clutches .............................................................................................................11
3.6 Replacing the Label Sensor ................................................................................................................... 13
3.6.1 Replacing Standard Label Sensor .................................................................................................... 13
3.6.2 Replacing Label Sensor ................................................................................................................... 14
3.7 Replacing the PCB CPU ........................................................................................................................ 15
3.8 Replacing the Power Supply Unit ........................................................................................................... 16
4 Adjustments ......................................................................................................................................... 17
4.1 Measuring and Adjusting the Winding Torques ...................................................................................... 17
4.1.1 Measuring the Winding Torques ....................................................................................................... 17
4.1.2 Adjusting the Winding Torques ......................................................................................................... 20
4.2 Adjusting the Printing Mechanism .......................................................................................................... 21
4.2.1 Preparing the Printer for Adjustment ................................................................................................ 21
4.2.2 Adjusting the Printhead Position....................................................................................................... 22
4.2.3 Adjusting the Printhead Pressure ..................................................................................................... 23
4.2.4 Adjusting the Transfer Ribbon Feed Path......................................................................................... 24
4.2.5 Final Test .......................................................................................................................................... 24
4.3 Adjusting the Belt Tension at the Main Drive Motor ............................................................................... 25
Adjusting the Head Switch ..................................................................................................................... 26
5 Troubleshooting and Error Correction ............................................................................................... 27
5.1 Failure of Device Functions .................................................................................................................... 27
5.2 Hardware Faults ..................................................................................................................................... 28
Block Diagram ...................................................................................................................................... 29
7 Layout Diagram PCB CPU ............................................................................................................. 30, 31
8 Index ...................................................................................................................................................... 32
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