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SERVICE MANUAL
CHASSIS CTR-AA
CONTENTS Page
1.- Technical specifications 3
2.- Connection facilities 3
3.- Mechanical instructions 4
4.- Oscillograms 5
5.- Print board layout 6
6.- Electric scheme 7 - 12
7.- Circuit description 13
7.1.- Small signal processing, Microcontroller/Teletext 13
7.2.- RGB amplifiers 17
7.3.- Deflection 17
7.4.- Sound amplifier 17
7.5.- Power supply 18
7.6.- Protections 19
7.7.- Sets with SECAM L/L systems 19
7.8.- Stereo sets 20
8.- Electrical adjustments 22
8.1.- Service mode 22
8.2.- Power supply and focusing 22
8.3.- AGC adjustment 22
8.4.- White D 23
8.5.- Geometry 23
8.6.- Options 23
8.7.- Entering and exiting Plug & Play 25
8.8.- Error messages 25
9.- Safety instructions 26
10.- Service components 27
2
1. Technical specifications
CHASSIS CTR - AA
Mains voltage : 220 - 240 V