CONTENTS
SAFETY PRECAUTIONS: ................................................................................................................................... 2
TV set switched off .......................................................................................................................................... 2
Measurements ................................................................................................................................................ 2
PERI-TV SOCKET ............................................................................................................................................... 2
1. INTRODUCTION ............................................................................................................................................. 2
2.1 Vision IF amplifier ................................................................................................................................... 3
2.4 Video switch ............................................................................................................................................ 3
2.5 Synchronisation circuit ............................................................................................................................ 3
2.7 RGB output circuit ................................................................................................................................... 4
2.8 µ-Controller ............................................................................................................................................. 4
3. TUNER ............................................................................................................................................................ 5
8. POWER SUPPLY (SMPS) ............................................................................................................................... 6
9. POWER FACTOR CORRECTION .................................................................................................................. 6
13. SAW FILTERS ............................................................................................................................................... 6
• ST92195 ....................................................................................................................................................... 7
• STV224X ................................................................................................................................................... 7-8
• UV1315, UV1316, UV1336 ...................................................................................................................... 8-9
• TDA7269A .................................................................................................................................................. 10
• STV9306 ..................................................................................................................................................... 10
• STV5112 ..................................................................................................................................................... 11
• MC44608 .................................................................................................................................................... 11
• MSP 34XXG ................................................................................................................................................ 12
• 24C08 ................................................................................................................................................... 12-13
• TDA1308 .................................................................................................................................................... 13
• TDA7261 .................................................................................................................................................... 13
• SAW FILTERS ............................................................................................................................................. 14
15.CIRCUIT DESCCIRIPTION ................................................................................................................... 15-19
17.OPTION SETTING ................................................................................................................................. 23-25
18.TUNER SETTING ........................................................................................................................................ 26
21.1 BLOCK DIAGRAM ................................................................................................................................. 30
21.2 SMPS BLOCK DIAGRAM ....................................................................................................................... 31
21.4 VIDEO BLOCK DIAGRAM ...................................................................................................................... 33
21.5 STEREO BLOCK DIAGRAM .................................................................................................................. 34
21.6 SCART BLOCK DIAGRAM ..................................................................................................................... 35
22. CIRCUIT DIAGRAMS .................................................................................................................................. 38
22.1 SMPS CIRCUIT DIAGRAM .................................................................................................................... 38
22.3 VIDEO CIRCUIT DIAGRAM ................................................................................................................... 40
22.4 STEREO CIRCUIT DIAGRAM ............................................................................................................... 41
22.5 SCART CIRCUIT DIAGRAM .................................................................................................................. 42
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