TABLE OF CONTENT
1. FUNDAMENTAL OF THE SYSTEM .......................................................................... 1
1.1. Overview ................................................................................................................. 1
2. ELECTRONICS .......................................................................................................... 5
2.1 Summary of Board Connectors ............................................................................. 5
2.2 Pin Configuration .................................................................................................. 10
3. MECHANISM ........................................................................................................... 12
3.1 Remove Covers ..................................................................................................... 12
3.2 Replacing the LCD Panel Module ........................................................................ 14
3.3 Replacing the Power Supply Unit ........................................................................ 15
3.4 Replacing Multi-interface Board .......................................................................... 16
3.5 Replacing the Main Board .................................................................................... 17
3.6 Replacing the Platen Roller Assembly ................................................................ 18
3.7 Replacing the Stepping Motor ............................................................................. 19
3.8 Replacing the Print head ASS'Y .......................................................................... 20
3.9 Replacing the Gap and Black-mark Sensor Module .......................................... 22
3.10 Replacing the DC Motor Module ........................................................................ 23
3.11 Peel-off Kit Installation (Option) ........................................................................ 24
3.12 Cutter Module Installation (Option) ................................................................... 31
4. TROUBLESHOOTING ............................................................................................. 33
4.1 Common Problems ............................................................................................... 33
4.2 Print Head Pressure Adjustment Knob ............................................................... 37
4.3 Mechanism Fine Adjustment to Avoid Ribbon Wrinkles ................................... 38
4.4 Z-axis Mechanism Adjustment Knob .................................................................. 40
5. MAINTENANCE ....................................................................................................... 43
UPDATE HISTORY ...................................................................................................... 45
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