BTP-R880NPII Service Manual
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4.2 DISASSEMBLE THE PRINTER…………………………………………………………………………………………10
4.2.1 Disassemble bottom and top covers..............................................................................................................10
4.2.2 Disassemble lower board cover......................................................................................................................13
4.2.3 Disassemble the main control board and the main control boardprotection film....................................13
4.2.4 Disassemble the power switch........................................................................................................................14
4.2.5 Disassemble top cover .....................................................................................................................................14
4.2.6 Disassemble the cutter still blade and platen roller .....................................................................................15
4.2.7 Disassemble the cutter.....................................................................................................................................15
4.2.8 Disassemble the print head module...............................................................................................................16
4.2.9 Disassemble paper house................................................................................................................................17
4.2.10 Disassemble feed button board ....................................................................................................................17
4.2.11 Disassemble hook...........................................................................................................................................18
4.2.12 Disassemble sensor........................................................................................................................................18
4.2.13 Disassemble the Paper End Sensor Module and its sensor....................................................................18
4.2.14 Disassemble the motor...................................................................................................................................19
4.2.15 Disassemble the gear.....................................................................................................................................19
4.2.16 Disassemble the latch.....................................................................................................................................19
4.2.17 Disassemble the Micro Switch......................................................................................................................20
4.3 PRINTER ASSEMBLY………………………………………………………………………………………………….20
5 MAINTENANCE OF MAIN PARTS................................................................................................................................21
5.1 PRINT HEAD CLEANING……………………………………………………………………………………………… 21
5.2 SENSOR CLEANING…………………………………………………………………………………………………..21
5.3 ROLLER CLEANING………………………………………………………………………………………………….. 21
6 TROUBLESHOOTING......................................................................................................................................................22
6.1 CUTTER ERROR TROUBLESHOOTING………………………………………………………………………………..22
6.2 PRINTER DOESN’T WORK…………………………………………………………………………………………….23
6.3 ERROR LEDAND BUZZER………………………………………………………………………………………….. 23
6.4 PROBLEMSDURING PRINTING……………………………………………………………………………………….23
APPENDIX .............................................................................................................................................................................24
APPENDIX 1COMMAND SET…………………………………………………………………………………………….. 24
APPENDIX 2SERVICE PARTS LIST……………………………………………………………………………………… 24
APPENDIX 3PRINTER EXPLODED VIEW………………………………………………………………………………… 27
APPENDIX 4PARTS LIST………………………………………………………………………………………………… 29
APPENDIX 5OVERALL DIMENSION……………………………………………………………………………………… 31
APPENDIX 6MAIN BOARD LAYOUT……………………………………………………………………………………….32
