Toshiba CN27E90 Technical Training Manual page 4

SECTION XI
HORIZONTAL DEFLECTION CIRCUIT.............. 69
1. OUTLINE ............................................................................................................................................ 70
2. HORIZONTAL DRIVE CIRCUIT ................................................................................................... 70
3. BASIC OPERATION OF HORIZONTAL DRIVE ........................................................................ 71
4. HORIZONTAL OUTPUT CIRCUIT ............................................................................................... 74
5. HIGH VOLTAGE GENERATION CIRCUIT ................................................................................. 79
6. X-RAY PROTECTION CIRCUIT ................................................................................................... 82
7. OVER CURRENT PROTECTION CIRCUIT ................................................................................ 83
8. KINK CORRECTION CIRCUIT ..................................................................................................... 84
SECTION XII
DEFLECTION DISTORTION CORRECTION
CIRCUIT (Side DPC Circuit) .............................. 85
1. DEFLECTION DISTORTION CORRECTION IC (TA8859P) .................................................... 86
2. SIDE DPC ............................................................................................................................................ 87
3. DIODE MODULATOR CIRCUIT ................................................................................................... 88
4. ACTUAL CIRCUIT ........................................................................................................................... 89
SECTION XIII
CLOSED CAPTION/EDS CIRCUIT ....................... 92
1. OUTLINE ............................................................................................................................................ 93
2. DATA TRANSMISSION FORMAT ................................................................................................ 93
3. DISPLAY FORMAT ........................................................................................................................... 94
4. CIRCUIT OPERATION .................................................................................................................... 95
SECTION XIV
POWER CIRCUIT ..................................................... 98
1. OUTLINE ............................................................................................................................................ 99
2. RECTIFYING CIRCUIT AND STANDBY POWER SUPPLY ................................................... 100
3. MAIN SUPPLY CIRCUIT............................................................................................................... 100
4. OUTLINE OF CURRENT RESONANT TYPE SUPPLY ........................................................... 101
5. FUNDAMENTAL THEORY ........................................................................................................... 101
6. ACTUAL CIRCUIT ......................................................................................................................... 102
7. OTHER POWER CIRCUIT ........................................................................................................... 105
8. PROTECTOR MODULE (Z801) .................................................................................................... 106
4