Read Sony ICF-CD73 / ICF-CD73V Service Manual online
3
ICF-CD73/CD73V
TABLE OF CONTENTS
1.
SERVICING NOTES
..............................................
4
2.
GENERAL
..................................................................
5
3.
DISASSEMBLY
3-1. Disassembly Flow ...........................................................
6
3-2. Cabinet (Front) Section ...................................................
6
3-3. Cabinet (Upper) Section .................................................
7
3-4. Chassis (Main) Section ...................................................
7
3-5. LCD Board ......................................................................
8
3-6. Mechanism Deck (KSM-900AAA) ................................
8
3-7. Optical Pick-up (KSS-900A) ..........................................
9
3-8. Speaker (SP101)/(SP201) ...............................................
9
4.
TEST MODE
.............................................................. 10
5.
ELECTRICAL ADJUSTMENTS
........................ 13
6.
DIAGRAMS
6-1. Block Diagram – CD Section – .................................... 17
6-2. Block Diagram – TUNER Section (ICF-CD73) – ....... 18
6-3. Block Diagram – TUNER Section (ICF-CD73V) – .... 19
6-4. Block Diagram – MAIN Section – ............................... 20
6-5. Note for Printed Wiring Boards and
6-2. Block Diagram – TUNER Section (ICF-CD73) – ....... 18
6-3. Block Diagram – TUNER Section (ICF-CD73V) – .... 19
6-4. Block Diagram – MAIN Section – ............................... 20
6-5. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 21
6-6. Printed Wiring Board – CD Section – ......................... 22
6-7. Schematic Diagram – CD Section – ............................. 23
6-8. Printed Wiring Board
6-7. Schematic Diagram – CD Section – ............................. 23
6-8. Printed Wiring Board
– TUNER Section (ICF-CD73) – .................................. 24
6-9. Schematic Diagram
– TUNER Section (ICF-CD73) – .................................. 25
6-10. Printed Wiring Board
– TUNER Section (ICF-CD73V) – ............................... 26
6-11. Schematic Diagram
– TUNER Section (ICF-CD73V) – ............................... 27
6-12. Printed Wiring Boards – MAIN Section – ................... 28
6-13. Schematic Diagram – MAIN Section – ........................ 29
6-14. Printed Wiring Boards – POWER Section – ................ 30
6-15. Schematic Diagram – POWER Section – .................... 31
6-16. IC Pin Function Description .......................................... 34
6-13. Schematic Diagram – MAIN Section – ........................ 29
6-14. Printed Wiring Boards – POWER Section – ................ 30
6-15. Schematic Diagram – POWER Section – .................... 31
6-16. IC Pin Function Description .......................................... 34
7.
EXPLODED VIEWS
7-1. Overall Section ................................................................ 36
7-2. Cabinet (Front) Section ................................................... 37
7-3. Cabinet (Main) Section ................................................... 38
7-4. Cabinet (Upper) Section ................................................. 39
7-5. Cabinet (Rear) Section-1 ................................................ 40
7-6. Cabinet (Rear) Section-2 ................................................ 41
7-7. Cabinet (Rear) Section-3 ................................................ 42
7-8. Optical Pick-up Section (KSM-900AAA) ..................... 43
7-2. Cabinet (Front) Section ................................................... 37
7-3. Cabinet (Main) Section ................................................... 38
7-4. Cabinet (Upper) Section ................................................. 39
7-5. Cabinet (Rear) Section-1 ................................................ 40
7-6. Cabinet (Rear) Section-2 ................................................ 41
7-7. Cabinet (Rear) Section-3 ................................................ 42
7-8. Optical Pick-up Section (KSM-900AAA) ..................... 43
8.
ELECTRICAL PARTS LIST
.............................. 44
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