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Table of Contents Page General Section ... 1-2…1-20 Test Equipment ... 1-2 General Notes ... 1-3 Type Label on the set (Version Number) ... 1-3 Module List ... 1-4 Technical Data ... 1-5 Safty Advices / Service Notes ... 1-7 Circuit Diagram Symbols ... 1-8 Notes for User, only German (ST 72-862 TOP, ... 1-12 Service and Special Functions ... 1-18 Alignment ... 2-3…2-4 Chassis Board / CRT Panel ... 2-3 Layout of the PCBs and Circuit Diagrams ... 3-1…3-52 UG2 Shift/Panorama View 29305 119 6800/4300 ... 3-1 BSO Board 29305 119 4400 ... 3-2 Chassis Board ... 3-3 Chassis Board (Enlarged) ... 3-9 Oscillograms (Chassis) ... 3-13 Mains Chassis ... 3-17 Signal Chassis A ... 3-21 Signal Chassis B ... 3-25 Keyboard 29501 083 2500/2400/29306 214 0100 ... 3-28 Keyboard 29501 083 4400/0200 ... 3-28 CRT Panel 29305 122 2100/2300/2500 ... 3-29 Mains Switch Board 29305 165 7100/7200 ... 3-31 Mains Switch Board 29305 165 7300 ... 3-33 Control Unit 29501 082 6100 ... 3-35 Control Unit 29501 082 6200 ... 3-37 Control Unit 29501 082 5200/5900/6300/6800/7500 7900/8000/8100/8200 ... 3-39 Cinch Socket Board 29305 008 3500/3700/4000 ... 3-41 Socket Board 29305 008 3400/3800/3900/4100 ... 3-43 SAT Module 29504 106 2500 ... 3-45 Processing Board 29305 219 0200 ... 3-50 Spare Parts Lists ... 4-1…4-12