III - 3
3.2 MAIN PCB
Fig. 3.2-1 shows the main PCB block diagram.
The main PCB consists of the following components.
(1) CPU (including the ROM and the RAM)
(2) SRAM (128 Kbytes)
(3) EEPROM (1 Kbits)
(4) Power supply, head power supply, FEED key, and LED ON/OFF circuits
(5) Full cutter motor drive circuit, half cutter motor drive circuit, and tape feed
motor drive circuit
(6) Cassette sensor circuit, cover open sensor circuit, automatic full and half cutter
sensor circuit, and tape end sensor circuit
(7) Head level detection circuit
(8) Head temperature detection circuit
(9) Reset circuit
(10) RS-232C serial interface circuit
(11) USB interface circuit
Fig. 3.2-1 Main PCB Block Diagram
Содержание P-touch PRO DX PT-9200DX
Страница 1: ...SERVICE MANUAL MODEL PT 9200DX ...
Страница 2: ...SERVICE MANUAL MODEL PT 9200DX ...
Страница 5: ...CHAPTER I SPECIFICATIONS ...
Страница 11: ...CHAPTER II MECHANISMS ...
Страница 66: ...CHAPTER III ELECTRONICS ...
Страница 89: ...CHAPTER IV TROUBLESHOOTING ...
Страница 92: ...IV 2 2 The tape cassette type is not detected correctly 3 The LED does not light up ...
Страница 93: ...IV 3 4 No printing is performed 5 The interface malfunctions ...
Страница 94: ...IV 4 6 The tape is not cut ...
Страница 95: ...IV 5 7 The tape is not fed correctly ...
Страница 96: ...IV 6 ...
Страница 97: ...IV 7 8 Half cut is not possible ...
Страница 98: ...IV 8 9 The tape is not ejected forcibly ...
Страница 99: ...APPENDIX Circuit Diagram Main PCB Power Supply PCB 100 120V Power Supply PCB 230V ...
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Страница 104: ...Sep 2000 5V2106BE0 Printed in Japan ...