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FILE NO. SM-CTV-O-160 COLOR TELEVISION SERVICE MANUAL MODEL NO. TV-2115TX CHASSIS NO. EX-1A1 Please read this manual carefully before service TABLE OF CONTENTS SPECIFICATIONS··················································································································1 SAFETY INSTRUCTIONS AND MAINTENANCE ········································2 X-RAY RADIATION PRECAUTION ···································································································2 SAFETY PRECAUTION ····················································································································2 PRODUCT SAFETY NOTICE············································································································3 SAFETY SYMBOL DESCRIPTION ···································································································3 MAINTENANCE·································································································································4 ADJUSTMENTS ······················································································································5 SET-UP ADJUSTMENTS···················································································································5 CIRCUIT ADJUSTMENTS ·················································································································8 STRUCTURE AND CHASSIS FUNCTION DESCRIPTION ··············· 14 STRUCTURE BLOCK DIAGRAM··································································································· 14 BLOCK DIAGRAM FOR SUPPLY VOLTAGE SYSTEM ································································· 15 CHASSIS DESCRIPTION··············································································································· 16 SERVICE DATA ···················································································································· 17 TECHNICAL DATA OF KEY ICS····································································································· 17 WAVEFORMS OF KEY POINTS ···································································································· 35 SERVICE DATA OF KEY ICS ········································································································· 37 REPLACEMENT OF PARTS ·········································································································· 41 APPENDIX 1. CIRCUIT DIAGRAM 2. PRINTED CIRCUIT BOARD DIAGRAMS 3. FINAL WIRING DIAGRAM 4. FINAL ASSEMBLY DIAGRAM SERVICE MANUAL SPECIFICATIONS Model Number TV-2115TX Color system PAL4.43, SECAM, NTSC3.58, NTSC4.43 RF system Sound