Read Sony CMT-LX40I / HCD-LX40I Service Manual online
HCD-LX40i
2
This appliance is classifi ed as
a CLASS 1 LASER product.
This marking is located on the
rear exterior.
a CLASS 1 LASER product.
This marking is located on the
rear exterior.
NOTES ON CHIP COMPONENT REPLACEMENT
•
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
aged by heat.
FLEXIBLE CIRCUIT BOARD REPAIRING
•
•
Keep the temperature of soldering iron around 270 °C during
repairing.
repairing.
•
Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
circuit board (within 3 times).
•
Be careful not to apply force on the conductor when soldering
or unsoldering.
or unsoldering.
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
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.
1.
SERVICING NOTES
............................................. 3
2. DISASSEMBLY
2-1. Disassembly
Flow
........................................................... 4
2-2. Panel (Back), Panel (Front) Block .................................. 4
2-3. MAIN
2-3. MAIN
Board
................................................................... 5
2-4. PANEL
Board
................................................................. 5
2-5. CD Mechanism Block
(CDM80BT-F4BD94-WOD) ..........................................
6
2-6. Belt
(MOT)
..................................................................... 6
2-7. Base Unit (BU-F4BD94-WOD) ..................................... 7
3.
TEST MODE
............................................................
8
4. ELECTRICAL
ADJUSTMENTS
........................ 10
5. DIAGRAMS
5-1. Block Diagram - CD, TUNER Section - ........................ 13
5-2. Block Diagram - AUDIO Section - ................................. 14
5-3. Block
5-2. Block Diagram - AUDIO Section - ................................. 14
5-3. Block
Diagram
- PANEL, POWER SUPPLY Section - ........................... 15
5-4. Printed Wiring Board - DAB Board - ............................. 16
5-5. Schematic Diagram - DAB Board - ................................ 17
5-6. Printed Wiring Board - CD Board - ................................ 18
5-7. Schematic Diagram - CD Board - ................................... 19
5-8. Printed Wiring Board - MAIN Board - ........................... 20
5-9. Schematic Diagram - MAIN Board (1/3) - ..................... 21
5-10. Schematic Diagram - MAIN Board (2/3) - ..................... 22
5-11. Schematic Diagram - MAIN Board (3/3) - ..................... 23
5-12. Printed Wiring Boards - PANEL Section - ..................... 24
5-13. Schematic Diagram - PANEL Section - .......................... 25
5-14. Printed Wiring Boards - AUDIO IN/OUT Section - ....... 26
5-15. Schematic Diagram - AUDIO IN/OUT Section - ........... 27
5-5. Schematic Diagram - DAB Board - ................................ 17
5-6. Printed Wiring Board - CD Board - ................................ 18
5-7. Schematic Diagram - CD Board - ................................... 19
5-8. Printed Wiring Board - MAIN Board - ........................... 20
5-9. Schematic Diagram - MAIN Board (1/3) - ..................... 21
5-10. Schematic Diagram - MAIN Board (2/3) - ..................... 22
5-11. Schematic Diagram - MAIN Board (3/3) - ..................... 23
5-12. Printed Wiring Boards - PANEL Section - ..................... 24
5-13. Schematic Diagram - PANEL Section - .......................... 25
5-14. Printed Wiring Boards - AUDIO IN/OUT Section - ....... 26
5-15. Schematic Diagram - AUDIO IN/OUT Section - ........... 27
6.
EXPLODED VIEWS
6-1. Panel (Back) Section ....................................................... 36
6-2. Panel (Front) Section ...................................................... 37
6-3. Stage (Top) Section ......................................................... 38
6-4. MAIN Board Section ...................................................... 39
6-5. CD Mechanism section (CDM80BT-F4BD94-WOD) ... 40
6-6. Base Unit Section (BU-F4BD94-WOD) ........................ 41
6-2. Panel (Front) Section ...................................................... 37
6-3. Stage (Top) Section ......................................................... 38
6-4. MAIN Board Section ...................................................... 39
6-5. CD Mechanism section (CDM80BT-F4BD94-WOD) ... 40
6-6. Base Unit Section (BU-F4BD94-WOD) ........................ 41
7.
ELECTRICAL PARTS LIST
.............................. 42
Accessories are given in the last of the electrical parts list.
TABLE OF CONTENTS
CAUTION
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
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