Read Sony CMT-NEZ7DAB / HCD-NEZ7 Service Manual online
3
HCD-NEZ7
TABLE OF CONTENTS
1.
SERVICING NOTES
...............................................
4
2.
GENERAL
...................................................................
6
3.
DISASSEMBLY
3-1. Disassembly Flow .......................................................... 8
3-2. Cabinet ............................................................................ 8
3-3. Cabinet (Top) Section .................................................... 9
3-4. Base Unit (BU-K7BD81D2) ........................................... 9
3-5. Front Panel Section ........................................................ 1 0
3-6. Mechanical Deck (CMAL5Z231) .................................. 1 0
3-7. MAIN Board .................................................................... 1 1
3-8. Module (DAB) Tuner, Tuner Unit .................................... 1 1
3-2. Cabinet ............................................................................ 8
3-3. Cabinet (Top) Section .................................................... 9
3-4. Base Unit (BU-K7BD81D2) ........................................... 9
3-5. Front Panel Section ........................................................ 1 0
3-6. Mechanical Deck (CMAL5Z231) .................................. 1 0
3-7. MAIN Board .................................................................... 1 1
3-8. Module (DAB) Tuner, Tuner Unit .................................... 1 1
4.
TEST MODE
.............................................................. 12
5.
MECHANICAL ADJUSTMENTS
....................... 13
6.
ELECTRICAL ADJUSTMENTS
......................... 13
7.
DIAGRAMS
7-1.
Block Diagram – CD SERVO Section – ......................... 14
7-2.
Block Diagram – AUDIO Section – ................................ 15
7-3.
Block Diagram – PANEL/POWER SUPPLY Section – . 16
7-4.
Printed Wiring Board – CD Board – ............................... 18
7-5.
Schematic Diagram – CD Board – .................................. 19
7-6.
Printed Wiring Boards – MAIN Section – ...................... 20
7-7.
Schematic Diagram – SELECTOR Board – ................... 21
7-8.
Schematic Diagram – MAIN Section (1/2) – .................. 22
7-9.
Schematic Diagram – MAIN Section (2/2) – .................. 23
7-10. Printed Wiring Board – PANEL Board – ........................ 25
7-11. Schematic Diagram – PANEL Board (1/2) – .................. 26
7-12. Schematic Diagram – PANEL Board (2/2) – .................. 27
7-13. Printed Wiring Board – POWER Board – ....................... 28
7-14. Schematic Diagram – POWER Board – .......................... 29
7-11. Schematic Diagram – PANEL Board (1/2) – .................. 26
7-12. Schematic Diagram – PANEL Board (2/2) – .................. 27
7-13. Printed Wiring Board – POWER Board – ....................... 28
7-14. Schematic Diagram – POWER Board – .......................... 29
8.
EXPLODED VIEWS
8-1.
Cabinet Section ................................................................ 34
8-2.
Mechanical Deck Section ................................................ 35
8-3.
Panel Board Section ........................................................ 36
8-4.
Cabinet (Top) Section ...................................................... 37
8-5.
Chassis Section ................................................................ 38
9.
ELECTRICAL PARTS LIST
................................ 39
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