For these TV sets the Service Manual CUC 2030 / CUC 2031 N is applicable. This Manual describes the differences and the additionally fitted modules of the TV receivers. The Module List and the relevant part numbers are listed in the table on page 5. Basic instructions for servicing are given in the: – Safety Instructions (Part No. 72010-800.00) – Service Manual CUC 2030 / CUC 2031 N (Part No. 72010-020.70) – 1st Suppl. CUC 2030 N / CUC 2040 N (Part No.72010-020.71)

For these TV sets the Service Manual CUC 2030 / CUC 2031 N is applicable. This Manual describes the differences and the additionally fitted modules of the TV receivers. The Module List and the relevant part numbers are listed in the table on page 4. Basic instructions for servicing are given in the: – Safety Instructions (Part No. 72010-800.00) – Service Manual CUC 2030 / CUC 2031 N (Part No. 72010-020.70) – 1st Suppl. CUC 2030 N / CUC 2040 N (Part No.72010-020.71) – 3st Suppl. CUC 2030 / 2030 N / CUC 2040 N / 2040 India (Part No.72010 020 7300).

Table of Contents Page General Section .................................. 1-2…1-24 Test Equipment ............................................................................ 1-3 General Note ................................................................................ 1-3 Type Label on the set (Version Number) ..................................... 1-3 Technical Data ............................................................................. 1-4 Module List ................................................................................... 1-5 Safty Advices / Service Notes ...................................................... 1-6 Circuit Diagram Symbols ............................................................. 1-7 Operating Hints (MW 82 – 2699 NIC/TOP) ................................ 1-15 Service and Special Functions ................................................... 1-22 Alignment.............................................. 2-4…2-6 Layout of the PCBs and Circuit Diagrams ......................... 3-1…3-59 Chassis Board .............................................................................. 3-1 Chassis Board (enlarged) ............................................................ 3-9 Oscillograms (Chassis) .............................................................. 3-13 Mains Chassis ............................................................................ 3-15 Chassis Signal A ........................................................................ 3-19 Chassis Signal B ........................................................................ 3-23 Keyboard 29501 083 2400/2500, 29306 214 0100 .................... 3-26 Mains Switch Board 29305 165 7100/7200 ............................... 3-27 Mains Switch Board 29305 165 7400/7600 ............................... 3-29 Control Unit 29501 082 7000 ..................................................... 3-31 Keyboard 29501 083 7000 ......................................................... 3-31 Control Unit 29501 082 5200/5900/6300/6800/7500/ 7900/8000/8100/8200 ................................................................ 3-33 Phone Socket Board 29305 008 3500/3700/4000 ..................... 3-35 Panorama View 29305 129 0400 ............................................... 3-36 Feature Board CTI/LTI 29305 119 3500 .................................... 3-37 Feature Board 29305 129 0700 ................................................. 3-39 CRT Panel 29305 122 2100/2300/2500 .................................... 3-41 CRT Panel 29305 122 2800 ...................................................... 3-43 PIP Module 29504 106 5100/5200 ............................................ 3-46 Dolby Surround Board 29504 104 7700 .................................... 3-51 SAT Module 29504 106 2500 .................................................... 3-55 Spare Parts Lists ................................ 4-1…4-21

Table of Contents Page Notes ............................................................................................... 2 List of Modules – Service Manual with Supplements ...................... 3 Technical Data ................................................................................ 4 Module List ...................................................................................... 5 Control Unit 29501 082 7000 .......................................................... 6 Keyboard 29501 083 7000 .............................................................. 6 Control Unit 29501 082 5200/5900/6300/6800/7500 7900/8000/8100/8200, 29501 085 0500/0700/0800 ....................... 8 Control Unit 29501 082 6200 ........................................................ 10 Panorama View 29305 119 6800, 29305 129 0400 ...................... 11 UG2-Shift 29305 119 4300 ........................................................... 11 Control Unit 29501 082 8600/8700, 29501 085 1100/1200 .......... 13 CRT Panel 29305 122 2100/2300/2500 ....................................... 15 Spare Parts Lists ........................................................................... 17

Table of Contents Page Notes ............................................................................................... 2 List of Modules – Service Manual with Supplement ....................... 3 Module List ...................................................................................... 4 Technical Data ................................................................................ 6 Chassis Board ................................................................................. 8 Chassis Board (enlarged) ............................................................. 15 Oscillograms (Chassis) ................................................................. 19 Mains Chassis ............................................................................... 21 Chassis Signal A ........................................................................... 25 Chassis Signal B ........................................................................... 29 Keyboard 29501 083 4400 ............................................................ 32 Control Unit 29501 082 7000 ........................................................ 33 Keyboard 29501 083 7000 ............................................................ 33 Control Unit 29501 082 5900/8200 ............................................... 35 CRT Panel 29305 122 2300/2500 ................................................ 37 CRT Panel 29305 122 2800 ......................................................... 40 Socket Board 29305 008 3700 ..................................................... 43 Socket Board 29305 008 3800 ..................................................... 44 Processor Board 29305 219 1400 ................................................ 45 Mains Switch Board 29305 165 7300 ........................................... 48 Panorama View 29305 129 0400 .................................................. 49 Spare Parts Lists ........................................................................... 50

Table of Contents Page Notes ............................................................................................... 5 List of Modules – Service Manual with Supplements ...................... 6 Module List ...................................................................................... 7 Technical Data ................................................................................ 9 Chassis Board ............................................................................... 12 Chassis Board (enlarged) ............................................................. 19 Oscillograms Chassis ................................................................... 23 Mains Chassis ............................................................................... 25 Chassis Signal A ........................................................................... 29 Chassis Signal B ........................................................................... 33 Processor Board 29305 219 1400 ................................................ 37 Control Unit 29501 082 6100 ........................................................ 40 Control Unit 29501 082 6200 ........................................................ 41 Control Unit 29501 082 5900 / 8200 / 29501 085 0800 / 1800 ..... 43 Feature Board 29305 129 0700 .................................................... 45 Panorama View 29305 129 0400 .................................................. 47 CRT Panel 29305 122 2800 ......................................................... 48 Spare Parts Lists ........................................................................... 51

General Section .................................. 1-2…1-24 Test Equipment ............................................................................ 1-3 General Note ................................................................................ 1-3 Type Label on the set (Version Number) ..................................... 1-3 Technical Data ............................................................................. 1-4 Module List ................................................................................... 1-5 Safty Advices / Service Notes ...................................................... 1-6 Circuit Diagram Symbols ............................................................. 1-7 Operating Hints (MW 82 – 2699 NIC/TOP) ................................ 1-15 Service and Special Functions ................................................... 1-22 Alignment.............................................. 2-4…2-6 Layout of the PCBs and Circuit Diagrams ......................... 3-1…3-59 Chassis Board .............................................................................. 3-1 Chassis Board (enlarged) ............................................................ 3-9 Oscillograms (Chassis) .............................................................. 3-13 Mains Chassis ............................................................................ 3-15 Chassis Signal A ........................................................................ 3-19 Chassis Signal B ........................................................................ 3-23 Keyboard 29501 083 2400/2500, 29306 214 0100 .................... 3-26 Mains Switch Board 29305 165 7100/7200 ............................... 3-27 Mains Switch Board 29305 165 7400/7600 ............................... 3-29 Control Unit 29501 082 7000 ..................................................... 3-31 Keyboard 29501 083 7000 ......................................................... 3-31 Control Unit 29501 082 5200/5900/6300/6800/7500/ 7900/8000/8100/8200 ................................................................ 3-33 Phone Socket Board 29305 008 3500/3700/4000 ..................... 3-35 Panorama View 29305 129 0400 ............................................... 3-36 Feature Board CTI/LTI 29305 119 3500 .................................... 3-37 Feature Board 29305 129 0700 ................................................. 3-39 CRT Panel 29305 122 2100/2300/2500 .................................... 3-41 CRT Panel 29305 122 2800 ...................................................... 3-43 PIP Module 29504 106 5100/5200 ............................................ 3-46 Dolby Surround Board 29504 104 7700 .................................... 3-51 SAT Module 29504 106 2500 .................................................... 3-55 Spare Parts Lists ................................ 4-1…4-21