KE-32TS2E, KE-32TS2U - Sony TV Service Manual (repair manual). Page 2

 

  

 

 

 

 

Contents 

1.1 Out view ------------------------------------------------------------------------------ 1 

 

1.2 Feature -------------------------------------------------------------------------------- 2 

 

1.3 Specification 

   

1.3.1 Functional specification ------------------------------------------------------  2 

   

1.3.2 Display quality specification ------------------------------------------------- 3 

   

1.3.3 I/O Interface specification ---------------------------------------------------- 4 

 

 

2.1 Notes to follow during servicing ------------------------------------------------- 10 

 

 

3.1 Configuration ----------------------------------------------------------------------- 11 

 

3.2 Block Diagrams 

   

3.2.1 Signal Diagrams -------------------------------------------------------------- 12 

   

3.2.2 Power Diagrams -------------------------------------------------------------- 13 

 

3.3 Function ----------------------------------------------------------------------------- 14 

3.3.1 Function of LOGIC CIRCUIT BOARD ----------------------------------  14 

   

3.3.2 Function of X-SUS CIRCUIT BOARD ----------------------------------  22 
3.3.3 Function of Y-SUS CIRCUIT BOARD ----------------------------------  22 
3.3.4 Function of PSU CIRCUIT BOARD -------------------------------------  22 

 

3.4 Protection function ---------------------------------------------------------------- 23 

 

4.1 Outline of Repair Flow ----------------------------------------------------------  24 

 

4.2 Outline of PDP Module Repair Flow ------------------------------------------  25 

 

4.3 Checking the Product Requested for Repair ----------------------------------  28 

 

4.4 Operation Test Procedure --------------------------------------------------------  29 

 

4.5 Fault Symptom --------------------------------------------------------------------  30 

 

4.6 Failure analysis procedure 

   

4.6.1 Procedure of no screen (Power supply) ----------------------------------- 33 

   

4.6.2 Vertical line/Vertical bar analysis procedure -----------------------------  40 

        4.6.3 Horizontal line/Horizontal bar ---------------------------------------------  44 

4.7 Failure Analysis using a personal computer 

   

4.7.1 Connection a Computer -----------------------------------------------------  45 

   

4.7.2 Preparing a Computer -------------------------------------------------------  45