HCD-GZR88D, HCD-GZR99D, MHC-GZR88D, MHC-GZR99D - Sony Audio Service Manual (repair manual). Page 5

SERVICING  NOTES 

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

6

2-1.  Case (Side-L), Case (Side-R) ..........................................   9
2-2.  Top Panel Section ...........................................................   9
2-3. Loading 

Panel 

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

2-4. Chassis 

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

2-5.  Front Panel Section .........................................................   11
2-6.  Back Panel Section .........................................................   11
2-7.   MAIN Board ...................................................................   12
2-8.   POWER AMP Board ......................................................   12
2-9.   DVD Mechanism Deck, Tuner (TM901) ........................   13
2-10.  MIC Board, USB-LED Board ........................................   13
2-11.  Panel (FL) Section ..........................................................   14
2-12.  Liquid Crystal Display Panel (LCD101) ........................   14
2-13.  FRONT Board, VOLUME Board ...................................   15
2-14. TC-AMP Board
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) .......   15

2-15.  Tape Mechanism Deck
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) .......   16

2-16.  Lid (TC-L), Lid (TC-R)
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) .......   16

2-17.  DRIVER Board, SW Board ............................................   17
2-18. SENSOR Board ..............................................................   17
2-19.  MOTOR (TB) Board.......................................................   18
2-20.  MOTOR (LD) Board ......................................................   18
2-21. Chassis ............................................................................   19
2-22. DMB19 Board .................................................................   19
2-23. Base Unit .........................................................................   20
2-24. Optical Pick-up ...............................................................   20

TEST  MODE 

 ............................................................   21

ADJUSTMENTS 

 ......................   26

ADJUSTMENTS 

 ........................   27

6-1.  Block Diagram –RF/Servo Section– ...............................   31
6-2.  Block Diagram –Video Section– ....................................   32
6-3.  Block Diagram –Main Section– .....................................   33
6-4.  Block Diagram –Audio Section– ....................................   34
6-5.  Block Diagram –Display/Power Section– ......................   35
6-6.  Printed Wiring Boards –Driver Section– ........................   37
6-7.  Schematic Diagram –Driver Section– ............................   38

6-8.  Printed Wiring Board –DMB19 Board (1/2)– ................   39
6-9.  Printed Wiring Board –DMB19 Board (2/2)– ................   40
6-10.  Schematic Diagram –DMB19 Board (1/4)– ...................   41
6-11.  Schematic Diagram –DMB19 Board (2/4)– ...................   42
6-12.  Schematic Diagram –DMB19 Board (3/4)– ...................   43
6-13.  Schematic Diagram –DMB19 Board (4/4)– ...................   44
6-14.  Printed Wiring Board –Main Section– ............................   45
6-15.  Schematic Diagram –Main Section (1/3)– ......................   46
6-16.  Schematic Diagram –Main Section (2/3)– ......................   47
6-17.  Schematic Diagram –Main Section (3/3)– ......................   48
6-18.  Printed Wiring Board –Mic Section– ..............................   49
6-19.  Schematic Diagram –Mic Section– ................................   50
6-20.  Printed Wiring Board –TC Amp Section
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) – ....   51

6-21.  Schematic Diagram –TC Amp Section
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) – ....   52

6-22.  Printed Wiring Board –Video Section–...........................   53
6-23.  Schematic Diagram –Video Section– .............................   54
6-24.  Printed Wiring Boards –Front Section– ..........................   55
6-25.  Schematic Diagram –Front Section– ..............................   56
6-26.  Printed Wiring Board –Left Section– .............................   57
6-27.  Schematic Diagram –Left Section– ................................   58
6-28.  Printed Wiring Board –Right Section– ...........................   59
6-29.  Schematic Diagram –Right Section– ..............................   60
6-30.  Printed Wiring Board –LCD Control Section (1/2) – .....   61
6-31.  Printed Wiring Board –LCD Control Section (2/2) – .....   62
6-32.  Schematic Diagram –LCD Control Section– ..................   63
6-33.  Printed Wiring Boards –Power Amp/HP Section– .........   64
6-34.  Schematic Diagram –Power Amp/HP Section– ..............   65
6-35.  Printed Wiring Boards –Trans Section–..........................   66
6-36.  Schematic Diagram –Trans Section– ..............................   67

7-1. Overall 

Section 

...............................................................  81

7-2.  Front Panel Section-1 ......................................................   82
7-3.  Front Panel Section-2 ......................................................   83
7-4.  Top Panel Section
 

(Except HCD-GZR99D: E2, E51, AR, MX Model) .......   84

7-5. Chassis 

Section-1 

............................................................  85

7-6. Chassis 

Section-2 

............................................................  86

7-7.  DVD Mechanism Deck Section-1 ..................................   87
7-8.  DVD Mechanism Deck Section-2 ..................................   88

ELECTRICAL  PARTS  LIST 

 ..............................   89