CONTENTS
CHAPTER III ELECTRONICS ........................................................................... III-1
3.1
OVERVIEW .......................................................................................................... III-1
3.1.1
Configuration of the Electronic Part ................................................................ III-1
3.1.2
Main PCB....................................................................................................... III-1
3.1.3
Sub PCB ........................................................................................................ III-1
3.1.4
Motor.............................................................................................................. III-1
3.1.5
Thermal Head ................................................................................................ III-1
3.2
MAIN PCB............................................................................................................. III-2
3.2.1
Main PCB Block Diagram ............................................................................... III-2
3.2.2
CPU and LCD Driver ...................................................................................... III-3
3.2.3
Key Contacts Matrix ....................................................................................... III-4
[ 1 ]
Key contacts matrix ..................................................................................... III-4
[ 2 ]
Solder points ............................................................................................... III-5
[ 3 ]
Jog Dial (Only for PT-1250/1160) ................................................................ III-6
3.2.4
On/Off Key/Reset Circuit and Power Saving Circuit........................................ III-7
[ 1 ]
Power On/Off circuit .................................................................................... III-7
[ 2 ]
Power saving circuit .................................................................................... III-8
3.2.5
Motor Control Circuit ...................................................................................... III-9
3.2.6
Thermal Head Drive Circuit ............................................................................ III-10
3.2.7
Voltage Detection Circuit and Temperature Sensor circuit .............................. III-11
[ 1 ]
Voltage detection circuit .............................................................................. III-11
[ 2 ]
Ambient temperature sensor circuit ............................................................. III-12
3.2.8
Oscillation Circuit ........................................................................................... III-13
3.2.9
Power Supply Circuit ...................................................................................... III-14
3.2.10 Cassette Sensor Circuit .................................................................................. III-15
Содержание P-touch PT-1100
Страница 2: ...SERVICE MANUAL MODEL PT 1100 1130 1170 1180 11Q PT 1250 1160 ST 1150 Heavy Duty LabelerTM ...
Страница 5: ...CHAPTER I SPECIFICATIONS ...
Страница 9: ...I 3 Fig 1 1 2 Key Arrangement 1 ...
Страница 10: ...I 4 Fig 1 1 2 Key Arrangement 2 ...
Страница 11: ...I 5 Fig 1 1 2 Key Arrangement 3 ...
Страница 13: ...CHAPTER II MECHANISMS ...
Страница 50: ...35 II 2 3 4 Troubleshooting Flows 1 Tape feeding failure ...
Страница 51: ...36 II ...
Страница 52: ...37 II 2 Printing failure ...
Страница 53: ...38 II ...
Страница 54: ...39 II 3 Powering failure Nothing appears on the LCD ...
Страница 55: ...40 II 4 No key entry possible ...
Страница 56: ...CHAPTER III ELECTRONICS ...
Страница 75: ...III 17 3 3 3 Troubleshooting Flows 1 Tape feeding failure 2 Printing failure ...
Страница 76: ...III 18 3 Powering failure Nothing appears on the LCD ...
Страница 77: ...III 19 4 Abnormal LCD indication ...
Страница 78: ...III 20 5 No key entry possible 6 Tape cassette type not identified ...
Страница 80: ......
Страница 81: ......
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Страница 83: ...Jan 2002 8V2010BE1 Printed in Japan ...