Sony mz-dh10p User Manual

Page of 64
MZ-DH10P
3
TABLE  OF  CONTENTS
1.
SERVICING  NOTES
...............................................
4
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
6
3-2.
Panel (Bottom) Block ......................................................
7
3-3.
Camera Module ...............................................................
7
3-4.
MAIN Board ....................................................................
8
3-5.
Panel (Upper) Block ........................................................
8
3-6.
Ornamental Belt ..............................................................
9
3-7.
Mechanism Deck (MT-MZDH10P-181),
Battery Case ....................................................................
9
3-8.
Gear (SA), Gear (SB) ...................................................... 10
3-9.
OP Service Assy .............................................................. 10
3-10. DC Motor SSM18D/C-NP (Spindle) (M701),
DC Motor SSM21A/C-NP (Sled) (M702),
DC Motor Unit (Over Write Head Up/Down) (M703) ... 11
3-11. Holder Assy ..................................................................... 11
3-12. Position Of Ferrite Core .................................................. 12
4.
TEST  MODE
.............................................................. 13
5.
ELECTRICAL ADJUSTMENTS
.......................... 17
6.
DIAGRAMS
6-1.
Block Diagram – MD SERVO Section – ........................ 21
6-2.
Block Diagram – AUDIO/CAMERA Section – .............. 22
6-3.
Block Diagram – POWER SUPPLY Section – ............... 23
6-4.
Schematic Diagram – MAIN Board (1/9) – .................... 25
6-5.
Schematic Diagram – MAIN Board (2/9) – .................... 26
6-6.
Schematic Diagram – MAIN Board (3/9) – .................... 27
6-7.
Schematic Diagram – MAIN Board (4/9) – .................... 28
6-8.
Schematic Diagram – MAIN Board (5/9) – .................... 29
6-9.
Schematic Diagram – MAIN Board (6/9) – .................... 30
6-10. Schematic Diagram – MAIN Board (7/9) – .................... 31
6-11. Schematic Diagram – MAIN Board (8/9) – .................... 32
6-12. Schematic Diagram – MAIN Board (9/9) – .................... 33
6-13. Printed Wiring Board
– MAIN Board (Component Side) – ............................... 34
6-14. Printed Wiring Board
– MAIN Board (Conductor Side) – ................................. 35
6-15. Printed Wiring Boards – PANEL Section – ..................... 36
6-16. Schematic Diagram – PANEL Section – ......................... 37
7.
EXPLODED  VIEWS
7-1.
Overall Section ................................................................ 51
7-2.
Panel (Upper) Section ..................................................... 52
7-3.
Chassis Section ................................................................ 53
7-4.
Mechanism Deck Section (MT-MZDH10P-181) ............ 54
8.
ELECTRICAL  PARTS  LIST
................................ 55
Notes on chip component replacement
Never reuse a disconnected chip component.
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
Keep  the temperature of the soldering iron around 270 ˚C
during repairing.
Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
Be careful not to apply force on the conductor when soldering
or unsoldering.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK 
 0
  OR  DOTTED  LINE
WITH  MARK  
0
  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS  WHOSE
PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  MANUAL  OR
IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
/N
s
CRADLE