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TABLE OF CONTENT
1. FUNDAMENTAL OF THE SYSTEM .......................................................................... 2
1.1. Overview ................................................................................................................. 2
2. ELECTRONICS .......................................................................................................... 7
2.1 Summary of Board Connectors ............................................................................. 7
2.2 Interface Pin Configuration .................................................................................. 11
3. MECHANISM ........................................................................................................... 13
3.1 Remove Covers and the Lower Front Panel .............................................. 13
3.2 Replacing the LCD Panel Module for MU series ................................................ 15
3.3 Replacing the Touch Panel Module for MT series .............................................. 16
3.3 Replacing the Power Supply Unit ........................................................................ 18
3.4 Replacing Multi-interface Board .......................................................................... 19
3.5 Replacing the Main Board .................................................................................... 20
3.6 Replacing the Platen Roller Assembly ................................................................ 21
3.7 Replacing the Stepping Motor ............................................................................. 22
3.8 Replacing the Print head ASS’Y .......................................................................... 23
3.9 Replacing the Gap/Black Mark Sensor Module .................................................. 25
3.10 Replacing the Ribbon Rewind Spindle ............................................................. 27
3.11 Cutter Module Installation (Option) ................................................................... 28
3.12 Peel-off Kit Installation (Option) ........................................................................ 29
3.13 Internal Rewinding Kit Installation (Option) ..................................................... 34
3.14 Replacing the Cutter Driver IC Board (Option) ................................................. 37
4. TROUBLESHOOTING ............................................................................................. 39
4.1 Common Problems ............................................................................................... 39
4.2 Mechanism Fine Adjustment to Avoid Ribbon Wrinkles ................................... 43
4.3 Adjustment Knob .................................................................................................. 45
4.3.1 Print head Pressure Adjustment Knob ................................................................ 45
4.3.2 Print Head Burn Line Adjustment Knob ............................................................... 46
5. MAINTENANCE ....................................................................................................... 47
UPDATE HISTORY ...................................................................................................... 49