For these TV sets the Service Manual CUC 7303 is applicable. This Manual describes the differences and the additionally fitted modules of the TV receivers. The individual modules and the relevant part numbers are listed in the table on page 3. Basic instructions for servicing are given in the: – Safety Instructions (Part No. 72010-800.00) – Service Manual CUC 7303 (Part No. 72010-019.40) – 3 st Supplement CUC 7303 (Part No. 72010-019.43)

The Service Manual CUC 7303 applies to the colour television receiv- ers specified on the front page. This supplement describes the differ- ences and the additionally fitted modules of these models. For this supplement, the circuit diagrams and circuit boards shown in the 6th supplement are applicable. The individual modules of the sets are listed in the table on page 4. Basic instructions for servicing are given in the: – Service Manual CUC 7303 (Part No. 72010 019 4000) – 6th Supplement CUC 7303 (Part No. 72010 019 4600) – Safety Service Manual (Part No. 72010 800 0000)

Table of Contents Page General Section .................................. 1-2…1-20 Test Equipment ............................................................................ 1-2 Type Label on the set (Version Number) ..................................... 1-3 Module List ................................................................................... 1-3 Technical Data ............................................................................. 1-4 Safety Advices / Service Notes .................................................... 1-6 Circuit Diagram Symbols ............................................................. 1-7 Operating Hints .......................................................................... 1-15 Service and Special Functions ................................................... 1-19 Descriptions ...................................... 2-7... 2-12 1. Power Supply ........................................................................... 2-7 2. System Control ........................................................................ 2-8 3. TV Signal Processor TDA 8362 A ............................................ 2-9 Alignment....................................................... 3-2 Layout of the PCBs and Circuit Diagrams ......................... 4-1…4-18 Chassis Board .............................................................................. 4-1 Chassis Board (Enlarged) ............................................................ 4-7 General Circuit Diagram ............................................................ 4-11 CRT Panel ................................................................................. 4-17 Spare Parts Lists ................................ 5-1…5-22

Table of Contents Page General Notes ................................................................................. 2 Correction ....................................................................................... 2 Module List ...................................................................................... 3 Technical Data ................................................................................ 4 Chassis Board ................................................................................. 7 Chassis Board (enlarged) ............................................................. 13 General Circuit Diagram ............................................................... 17 Oscillograms Chassis ................................................................... 21 CRT Panel .................................................................................... 23 Spare Parts Lists ........................................................................... 25

Table of Contents Page General Notes ................................................................................. 2 Module List ...................................................................................... 3 Technical Data ................................................................................ 4 Spare Parts Lists ............................................................................. 6

Table of Contents Page Notes ............................................................................................... 2 Module List ...................................................................................... 3 Technical Data ................................................................................ 3 Correction ....................................................................................... 4 Chassis Board ................................................................................. 5 Oscillograms – Chassis Board ...................................................... 20 CRT Panel .................................................................................... 21 Spare Parts Lists ........................................................................... 23