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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 ................................................................................ 16
3.4 Replacing Multi-interface Board .................................................................................. 17
3.5 Replacing the Main Board.............................................................................................. 18
3.6 Replacing the Platen Roller Assembly ....................................................................... 19
3.7 Replacing the Stepping Motor ...................................................................................... 20
3.8 Replacing the Printhead ASS'Y .................................................................................... 21
3.9 Replacing the Gap and Black-mark Sensor Module ............................................... 23
3.10 Replacing the DC Motor ............................................................................................... 24
3.11 Installing the Cutter Module ........................................................................................ 25
3.12 Replacing the Cutter Driver IC Board ....................................................................... 27
4. TROUBLESHOOTING.........................................................................................................29
4.1 Common Problems .......................................................................................................... 29
5. MAINTENANCE ....................................................................................................................33
UPDATE HISTORY ...................................................................................................................35