HT-ST9 - Sony Audio Service Manual (repair manual). Page 4

 .............................................  

5

2-1. Disassembly 

Flow 

...........................................................  10

2-2.  Cover (Rear) Block .........................................................   12
2-3.  Rear Panel (L) Block ......................................................   13
2-4.  Rear Panel (R) Assy, Base Cover (Rear) ........................   14
2-5.  KEY Board, Button Assy ................................................   14
2-6.  Panel (Side L, R) .............................................................   15
2-7.  Panel (Bottom) Block .....................................................   16
2-8. Chassis 

Block-1 

..............................................................  17

2-9. Chassis 

Block-2 

..............................................................  18

2-10. AMP Board .....................................................................   19
2-11. IO Board .........................................................................   20
2-12. MB1406 Board ...............................................................   21
2-13.  Power Cord (AC1) ..........................................................   22
2-14. POWER Board ................................................................   23
2-15.  RF Modulator Block-1 ....................................................   24
2-16.  RF Modulator Block-2 ....................................................   25
2-17.  RF Modulator Block-3 ....................................................   26
2-18. USB Board ......................................................................   27
2-19.  WS Board, RF Modulator (RF1) ....................................   28
2-20.  Card WLAN/BT Combo (WIFI1)...................................   29
2-21.  Center Speaker Block .....................................................   30
2-22.  Front Speaker (R) Block .................................................   31
2-23.  Front Speaker (L) Block .................................................   32
2-24. Grille Assy ......................................................................   33
2-25.  NFC Module (NFC1) ......................................................   33
2-26.  DISPLAY Board Block-1 ...............................................   34
2-27.  DISPLAY Board Block-2 ...............................................   35
2-28.  DISPLAY Board, OLED Display (OLED1) ...................   36
2-29.  Loudspeaker (SP3, SP4) (R-ch)-1 ..................................   37
2-30.  Loudspeaker (SP3, SP4) (R-ch)-2 ..................................   38
2-31.  Loudspeaker (SP1, SP2) (L-ch)-1 ...................................   39
2-32.  Loudspeaker (SP1, SP2) (L-ch)-2 ...................................   40
2-33.  Loudspeaker (SP5, SP6, SP7, SP8) (Center) ..................   41
2-34.  Loudspeaker (SP9, SP10) (Center)-1 ..............................   42
2-35.  Loudspeaker (SP9, SP10) (Center)-2 ..............................   43
2-36.  Connection Cable with Speaker (SPC3, SPC4) ..............   44

 ............................................................   45

 ..........................................   53

5-1.   Block Diagram - HDMI Section - ...................................   57
5-2.   Block Diagram - MEMORY/MAIN Section - ................   58
5-3.   Block Diagram - AMP Section - .....................................   59
5-4.   Block Diagram 

- PANEL/POWER SUPPLY Section - ............................   60

5-5.   Printed Wiring Board - MB1406 Board - .......................   62
5-6.   Printed Wiring Board - AMP Board - .............................   63
5-7.   Schematic Diagram - AMP Section (1/2) - .....................   64
5-8.   Schematic Diagram - AMP Section (2/2) - .....................   65
5-9.   Printed Wiring Boards - IO/USB Section - .....................   66
5-10.  Schematic Diagram - IO/USB Section - .........................   66
5-11.  Printed Wiring Board - WS Board - ................................   67
5-12.  Schematic Diagram - WIRELESS Section - ...................   67
5-13.  Printed Wiring Boards - DISPLAY Section - .................   68
5-14.  Schematic Diagram - DISPLAY Section - ......................   69
5-15.  Printed Wiring Board - POWER Board - ........................   70
5-16.  Schematic Diagram - POWER Board - ..........................   71

6-1.  Rear Panel Section ..........................................................   73
6-2.  Side Panel Section ..........................................................   74
6-3. Chassis 

Section 

...............................................................  75

6-4.  Front Block Section ........................................................   76
6-5.  Center Speaker Section ...................................................   77
6-6.  Speaker (L-ch) Section ...................................................   78
6-7.  DISPLAY Board Section ................................................   79
6-8.  Speaker (R-ch) Section ...................................................   80
6-9.  Front Panel Section .........................................................   81

 ..............................   82

Accessories are given in the last of the electrical parts list.