DHC-AZ77DBT, HCD-AZ77DBT - Sony Audio Service Manual (repair manual). Page 3

  .............................................   4

  ..................................................................   9

3-1. Disassembly 

Flow 

 

..........................................................  11

3-2. Case 

 

................................................................................  12

3-3. S-MASTER 

Board 

..........................................................  12

3-4. BT 

Board 

 

........................................................................  13

3-5.  DC Fan (M701), Tuner (FM/AM)  .................................   13
3-6.  DVD Mechanism Deck (CDM86-DVBU101)  ..............   14
3-7. POWER 

Board 

................................................................  15

3-8.  MAIN Board Block  .......................................................   15
3-9. MAIN 

Board 

...................................................................  16

3-10.  Front Panel Block ...........................................................   16
3-11.  Tape MECH Deck (CRP42603)......................................   17
3-12. DMB17 Board .................................................................   17
3-13.  Optical Pick-Up Block (KHM-313CAB) .......................   18
3-14.  Motor (Pulley) Assy (Loading) (M001) ..........................   18
3-15. Holder (BU) Assy ...........................................................   19
3-16.  Lever (BU Lock) .............................................................   19
3-17. Close Lever .....................................................................   20
3-18.  Lever (DIR), Gear (IDL-B) ............................................   20
3-19. Chassis (Top) ..................................................................   21
3-20.  Lever (Disc Sensor)/(Disc Stop) .....................................   21
3-21. Lever (Loading-L/R) .......................................................   22
3-22. Gear (IDL-C) ..................................................................   23

TEST  MODE 

 ............................................................   24

ADJUSTMENTS 

 ......................   27

ADJUSTMENTS 

 ........................   28

7-1.  Block Diagram - RF SERVO/VIDEO Section - .............   30
7-2. Block 

Diagram 

 

- BT/TUNER/TAPE DECK/MIC Section - ....................   31

7-3.  Block Diagram - AUDIO Section - .................................   32
7-4.  Block Diagram - AMP Section - .....................................   33
7-5. Block 

Diagram 

 

- PANEL/POWER SUPPLY Section - ............................   34

7-6. Printed 

Wiring 

Board 

 

- DVD SERVO Section (1/2) - ........................................   36

7-7. Printed 

Wiring 

Boards 

 

- DVD SERVO Section (2/2) - ........................................   37

7-8.  Schematic Diagram - DVD SERVO Section (1/4) - .......   38
7-9.  Schematic Diagram - DVD SERVO Section (2/4) - .......   39
7-10.  Schematic Diagram - DVD SERVO Section (3/4) - .......   40
7-11.  Schematic Diagram - DVD SERVO Section (4/4) - .......   41
7-12.  Printed Wiring Boards - BLUETOOTH Section - ..........   42
7-13.  Schematic Diagram - BLUETOOTH Section - ..............   43

7-14.  Printed Wiring Board - VIDEO Board - .........................   44
7-15.  Schematic Diagram - VIDEO Board - ............................   45
7-16.  Printed Wiring Board - MAIN Board - ...........................   46
7-17.  Schematic Diagram - MAIN Board (1/5) - .....................   47
7-18.  Schematic Diagram - MAIN Board (2/5) - .....................   48
7-19.  Schematic Diagram - MAIN Board (3/5) - .....................   49
7-20.  Schematic Diagram - MAIN Board (4/5) - .....................   50
7-21.  Schematic Diagram - MAIN Board (5/5) - .....................   51
7-22.  Printed Wiring Board - ADC Board - .............................   52
7-23.  Schematic Diagram - ADC Board - ................................   53
7-24. Printed Wiring Board 
 

- S-MASTER Board (Component Side) - .......................   54

7-25. Printed Wiring Board 
 

- S-MASTER Board (Conductor Side) - .........................   55

7-26.  Schematic Diagram - S-MASTER Board (1/4) - ............   56
7-27.  Schematic Diagram - S-MASTER Board (2/4) - ............   57
7-28.  Schematic Diagram - S-MASTER Board (3/4) - ............   58
7-29.  Schematic Diagram - S-MASTER Board (4/4) - ............   59
7-30. Printed Wiring Boards 
 

- HP MIC/SPEAKER Boards - .......................................   60

7-31.  Schematic Diagram - HP MIC/SPEAKER Boards - ......   61
7-32.  Printed Wiring Boards - EJECT/FL Boards - .................   62
7-33.  Schematic Diagram - EJECT/FL Boards - ......................   63
7-34. Printed Wiring Board 
 

- TOUCH SENSOR Board (Suffi x-11) - ........................   64

7-35. Printed Wiring Board 
 

- TOUCH SENSOR Board (Suffi x-12) - ........................   65

7-36.  Schematic Diagram - TOUCH SENSOR Board - ..........   66
7-37.  Printed Wiring Board - KEY Board -..............................   67
7-38.  Schematic Diagram - KEY Board - ................................   67
7-39.  Printed Wiring Board - POWER Board - ........................   68
7-40.  Schematic Diagram - POWER Board - ..........................   69

8-1. Case 

Section 

 

...................................................................  89

8-2.  Back Panel Section  ........................................................   90
8-3. Main 

Section 

 

..................................................................  91

8-4.  MAIN Board Section  .....................................................   92
8-5. Chassis 

Section 

 

..............................................................  93

8-6.  Tape Mechanism Deck Section  ......................................   94
8-7.  Center Panel Section  ......................................................   95
8-8.  DVD Mechanism Deck Section-1
 (CDM86-DVBU101) 

 

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

96

8-9.  DVD Mechanism Deck Section-2
 (CDM86-DVBU101) 

 

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

97

8-10.  DVD Mechanism Deck Section-3
 (CDM86-DVBU101) 

 

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

98

8-11.  DVD Mechanism Deck Section-4
 (CDM86-DVBU101) 

 

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

99

  ..............................  100