Confidential BTP-2002NP Service Manual
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Contents
1 FEATURES AND SPECIFICATIONS ................................................................................ 1
1.1 FEATURES ............................................................................................................................................................1
1.2 SPECIFICATIONS ..................................................................................................................................................1
2 PRINTER OVERVIEW....................................................................................................... 2
3 MAIN CONTROL BOARD UNIT BLOCK DIAGRAM ......................................................... 3
4 DISASSEMBLY AND ASSEMBLY ..................................................................................... 5
4.1 MAINTENANCE TOOLS .........................................................................................................................................5
4.2 DISASSEMBLE THE PRINTER................................................................................................................................6
4.2.1 Remove the Main Control Board .................................................................................................................... 6
4.2.2 Disassemble the Main Control Board and the Interface Board.................................................................. 7
4.2.3 Disassemble Printer Top Cover and Cutter Cover ...................................................................................... 8
4.2.4 Disassemble Cutter Cover .............................................................................................................................. 8
4.2.5 Disassemble the Top Housing and the Feed button/ LED Module ........................................................... 9
4.2.6 Disassemble the Printer Mechanism ............................................................................................................. 9
4.2.7 Disassemble the Platen Roller...................................................................................................................... 10
4.2.8 Disassemble the Cutter Module ................................................................................................................... 10
4.2.9 Disassemble the Motor .................................................................................................................................. 11
4.2.10 Disassemble the Micro Switch.................................................................................................................... 11
4.2.11 Disassemble the Print head Module and Spring Pressing Plate........................................................... 12
4.2.12 Disassemble the Print head........................................................................................................................ 12
4.2.13 Disassemble the Paper Near End Sensor ................................................................................................ 13
4.2.14 Disassemble the Power Switch .................................................................................................................. 13
4.2.15 Disassemble the Paper End Sensor Module............................................................................................ 14
4.3 ASSEMBLY ..........................................................................................................................................................14
5 ERROR TYPES AND PROCESSING ............................................................................. 15
6 TROUBLESHOOTING GUIDE........................................................................................ 16
6.1 POWER SUPPLY .................................................................................................................................................16
6.2 PRINTING............................................................................................................................................................16
6.3 PAPER FEEDING.................................................................................................................................................17
