Read Sony CMT-BX5 / HCD-CBX5 Service Manual online
HCD-CBX5
2
1.
SERVICING NOTES
............................................. 3
2. GENERAL
.................................................................. 4
3. DISASSEMBLY
3-1. Disassembly
Flow
........................................................... 6
3-2. Panel (Side L/R) .............................................................. 7
3-3. Panel
3-3. Panel
(Top)
...................................................................... 7
3-4. MAIN Board, Shield Plate (PWB Main) ........................ 8
3-5. Lid
3-5. Lid
(CD)
Assy
................................................................. 9
3-6. FRONT PANEL Board, Panel (Front) Assy ................... 9
3-7. Power Cord, D.C. Fan (M301), Panel (Rear) ................. 10
3-8. Power
3-7. Power Cord, D.C. Fan (M301), Panel (Rear) ................. 10
3-8. Power
Transformer
(T901)
............................................. 10
3-9. Loading Mechanism Block ............................................. 11
3-10. Base Unit ......................................................................... 11
3-11. Belt .................................................................................. 12
3-12. Op Base Assy (KSM-213D) ........................................... 12
3-10. Base Unit ......................................................................... 11
3-11. Belt .................................................................................. 12
3-12. Op Base Assy (KSM-213D) ........................................... 12
4.
TEST MODE
............................................................ 13
5.
ELECTRICAL CHECK
......................................... 13
6. DIAGRAMS
6-1. Block Diagram - CD SERVO Section - .......................... 14
6-2. Block Diagram - TUNER, USB, MAIN Section - .......... 15
6-3. Block
6-2. Block Diagram - TUNER, USB, MAIN Section - .......... 15
6-3. Block
Diagram
- PANEL, POWER SUPPLY Section - ........................... 16
6-4. Printed Wiring Boards - CD Section - ............................ 18
6-5. Schematic Diagram - CD Board - ................................... 19
6-6. Printed Wiring Board - USB Board - .............................. 20
6-7. Schematic Diagram - USB Board - ................................. 21
6-8. Printed Wiring Boards - REGULATOR Section - .......... 22
6-9. Schematic Diagram - REGULATOR Section - .............. 22
6-10. Printed Wiring Board - MAIN Board - ........................... 23
6-11. Schematic Diagram - MAIN Section (1/4) - ................... 24
6-12. Schematic Diagram - MAIN Section (2/4) - ................... 25
6-13. Schematic Diagram - MAIN Section (3/4) - ................... 26
6-14. Schematic Diagram - MAIN Section (4/4) - ................... 27
6-15. Printed Wiring Board - AMP Board - ............................. 28
6-16. Schematic Diagram - AMP Board - ................................ 29
6-17. Printed Wiring Boards - SPEAKER Section - ................ 30
6-18. Schematic Diagram - SPEAKER Section - .................... 31
6-19. Printed Wiring Boards - PANEL Section - ..................... 32
6-20. Schematic Diagram - PANEL Section - .......................... 33
6-21. Printed Wiring Board - POWER Board - ........................ 34
6-22. Schematic Diagram - POWER Board - .......................... 35
6-5. Schematic Diagram - CD Board - ................................... 19
6-6. Printed Wiring Board - USB Board - .............................. 20
6-7. Schematic Diagram - USB Board - ................................. 21
6-8. Printed Wiring Boards - REGULATOR Section - .......... 22
6-9. Schematic Diagram - REGULATOR Section - .............. 22
6-10. Printed Wiring Board - MAIN Board - ........................... 23
6-11. Schematic Diagram - MAIN Section (1/4) - ................... 24
6-12. Schematic Diagram - MAIN Section (2/4) - ................... 25
6-13. Schematic Diagram - MAIN Section (3/4) - ................... 26
6-14. Schematic Diagram - MAIN Section (4/4) - ................... 27
6-15. Printed Wiring Board - AMP Board - ............................. 28
6-16. Schematic Diagram - AMP Board - ................................ 29
6-17. Printed Wiring Boards - SPEAKER Section - ................ 30
6-18. Schematic Diagram - SPEAKER Section - .................... 31
6-19. Printed Wiring Boards - PANEL Section - ..................... 32
6-20. Schematic Diagram - PANEL Section - .......................... 33
6-21. Printed Wiring Board - POWER Board - ........................ 34
6-22. Schematic Diagram - POWER Board - .......................... 35
7.
EXPLODED VIEWS
7-1. Panel Section .................................................................. 43
7-2. Front Panel Section ........................................................ 44
7-3. Main
7-2. Front Panel Section ........................................................ 44
7-3. Main
Section
.................................................................. 45
7-4. POWER Board Section .................................................. 46
7-5. Loading Mechanism Section .......................................... 47
7-6. Base Unit Section (BU-K6BD90U-WOD) .................... 48
7-5. Loading Mechanism Section .......................................... 47
7-6. Base Unit Section (BU-K6BD90U-WOD) .................... 48
8.
ELECTRICAL PARTS LIST
.............................. 49
TABLE OF CONTENTS
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270 °C during
• Keep the temperature of 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.
SAFETY-RELATED COMPONET 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
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
Use of controls or adjustments or performance of procedures other than
those specifi ed herein may result in hazardous radiation exposure.
Use of controls or adjustments or performance of procedures other than
those specifi ed herein may result in hazardous radiation exposure.
This appliance is classified as a CLASS 1
LASER product. This marking is located
on the rear exterior.
LASER product. This marking is located
on the rear exterior.
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