CMT-DH30, HCD-DH30 - Sony Audio Service Manual (repair manual). Page 3

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HCD-DH30
3
1. 
SERVICING  NOTES
  .............................................   4
2. GENERAL
  ..................................................................   6
3. DISASSEMBLY
3-1.   Disassembly Flow ...........................................................   8
3-2.   Steel Cabinet ...................................................................   8
3-3.   Front Panel Block ...........................................................   9
3-4.   Back Panel Block ............................................................   9
3-5.   Main Chassis Block ........................................................   10
3-6.   DMB15 Board .................................................................   10
3-7.   DVD Mechanism Deck (CDM86-DVBU101) ...............   11
3-8.   Belt (MOT) .....................................................................   11
3-9.   Optical Pick-Up Block (KHM-313CAB) .......................   12
4. 
TEST  MODE 
 ............................................................   13
5. 
ELECTRICAL  CHECKS 
 ......................................   17
6. DIAGRAMS
6-1.  Block Diagram - DVD, VIDEO Section - ......................   19
6-2.  Block Diagram - TUNER, USB Section - ......................   20
6-3.  Block Diagram - MAIN Section - ...................................   21
6-4. Block 
Diagram 
 
- PANEL, POWER SUPPLY Section - ...........................   22
6-5.  Printed Wiring Boards - SERVO Section (1/2) - ............   24
6-6.  Printed Wiring Board - SERVO Section (2/2) - ..............   25
6-7.  Schematic Diagram - SERVO Section (1/4) - .................   26
6-8.  Schematic Diagram - SERVO Section (2/4) - .................   27
6-9.  Schematic Diagram - SERVO Section (3/4) - .................   28
6-10.  Schematic Diagram - SERVO Section (4/4) - .................   29
6-11.  Printed Wiring Board - VIDEO Board - .........................   30
6-12.  Schematic Diagram - VIDEO Board - ............................   31
6-13.  Schematic Diagram - USB Board (1/2) - ........................   32
6-14.  Schematic Diagram - USB Board (2/2) - ........................   33
6-15.  Printed Wiring Board - USB Board - ..............................   34
6-16.  Printed Wiring Board - MAIN Board - ...........................   35
6-17.  Schematic Diagram - MAIN Board (1/2) - .....................   36
6-18.  Schematic Diagram - MAIN Board (2/2) - .....................   37
6-19.  Printed Wiring Board - AMP Board - .............................   38
6-20.  Schematic Diagram - AMP Board - ................................   39
6-21.  Printed Wiring Boards - INPUT/OUTPUT Section - .....   40
6-22.  Schematic Diagram - INPUT/OUTPUT Section - ..........   41
6-23.  Printed Wiring Board - POWER HT Board - .................   42
6-24.  Schematic Diagram - POWER HT Board - ....................   43
6-25.  Printed Wiring Boards - PANEL Section - .....................   44
6-26.  Schematic Diagram - PANEL Section - ..........................   45
6-27.  Printed Wiring Board - POWER Board - ........................   46
6-28.  Schematic Diagram - POWER Board - ..........................   47
TABLE  OF  CONTENTS
7. 
EXPLODED  VIEWS
7-1.  Steel Cabinet Section ......................................................   66
7-2.  Front Panel Section .........................................................   67
7-3.  Back Panel Section .........................................................   68
7-4.  DMB15 Board Section ....................................................   69
7-5.  MAIN Board Section ......................................................   70
7-6.  POWER Board Section ...................................................   71
7-7.  DVD Mechanism Deck Section 
 (CDM86-DVBU101) 
......................................................  
72
8. 
ELECTRICAL  PARTS  LIST
  ..............................   73
Accessories are given in the last of the electrical parts list.
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