Brother P-touch PT-210E, Руководство по обслуживанию

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P-touch
SERVICE MANUAL
1
P-touch PT-210E (For Europe)
Electronic Part
CONTENTS
CHAPTER III ELECTRONICS..................................................Refer to PT-220 (P. III-1)
3.1 OVERVIEW ................................................................................................Refer to PT-220 (P. III-1)
3.1.1 Configuration of the Electronic Part ...............................................Refer to PT-220 (P. III-1)
3.1.2 Main PCB......................................................................................Refer to PT-220 (P. III-1)
3.1.3 Sub PCB .......................................................................................Refer to PT-220 (P. III-1)
3.1.4 Motor ............................................................................................Refer to PT-220 (P. III-1)
3.1.5 Thermal Head ...............................................................................Refer to PT-220 (P. III-2)
3.2 MAIN PCB ..................................................................................................Refer to PT-220 (P. III-3)
3.2.1 Block Diagram...............................................................................Refer to PT-220 (P. III-3)
Block Diagram of Main PCB.......................................................................................... III-1
3.2.2 CPU .............................................................................................................................. III-2
3.2.3 Key Contacts Matrix ...................................................................................................... III-2
[1] Key contacts matrix ............................................................................................... III-2
[2] Solder points ......................................................................................................... III-3
3.2.4 Power ON/OFF Circuit and Power Saving Circuit .......................................................... III-4
[1] Power ON/OFF circuit ........................................................................................... III-4
[2] Power saving circuit ..............................................................Refer to PT-220 (P. III-9)
3.2.5 Motor Control Circuit ................................................................... Refer to PT-220 (P. III-10)
3.2.6 Thermal Head Drive Circuit ......................................................... Refer to PT-220 (P. III-11)
3.2.7 Voltage Detection Circuit and Temperature Sensor circuit ............................................. III-5
[1] Voltage detection circuit ........................................................................................ III-5
[2] Ambient temperature sensor circuit ..................................... Refer to PT-220 (P. III-13)
3.2.8 Oscillation Circuit .......................................................................................................... III-6
3.2.9 Reset Circuit ................................................................................................................. III-6
3.2.10 Power Supply Circuit ................................................................... Refer to PT-220 (P. III-15)
3.2.11 Cassette Sensor Circuit............................................................... Refer to PT-220 (P. III-16)