Read Sony CDX-L400X Service Manual online
3
TABLE OF CONTENTS
1. GENERAL
Location of controls ................................................................. 4
Notes on CD-R/CD-RW discs ................................................. 4
Connections ............................................................................. 5
Notes on CD-R/CD-RW discs ................................................. 4
Connections ............................................................................. 5
2. DISASSEMBLY
2-1. Sub Panel Assy .................................................................... 6
2-2. CD Mechanism Block ......................................................... 7
2-3. Main Board ......................................................................... 7
2-4. Heat Sink ............................................................................. 8
2-5. Chassis (T.U) Assy .............................................................. 8
2-6. Disc in Board ...................................................................... 9
2-7. Servo Board ......................................................................... 9
2-8. Arm Roller Assy ................................................................ 10
2-9. Chassis (OP) Assy ............................................................. 10
2-10. Optical Pick-up Block ....................................................... 11
2-2. CD Mechanism Block ......................................................... 7
2-3. Main Board ......................................................................... 7
2-4. Heat Sink ............................................................................. 8
2-5. Chassis (T.U) Assy .............................................................. 8
2-6. Disc in Board ...................................................................... 9
2-7. Servo Board ......................................................................... 9
2-8. Arm Roller Assy ................................................................ 10
2-9. Chassis (OP) Assy ............................................................. 10
2-10. Optical Pick-up Block ....................................................... 11
3. DIAGRAMS
3-1. IC Pin Description ............................................................. 12
3-2. Circuit Boards Location .................................................... 14
3-2. Circuit Boards Location .................................................... 14
3-3. Block Diagram –CD Section– ........................................... 15
3-4. Block Diagram –Tuner Section– ....................................... 16
3-5. Block Diagram –Display Section– .................................... 17
3-6. Printed Wiring Boards –CD Mechanism Section– ............ 18
3-7. Schematic Diagram –CD Mechanism Section– ................ 20
3-8. Printed Wiring Board –Main Section– .............................. 21
3-9. Schematic Diagram –Main Section (1/2)– ........................ 22
3-10. Schematic Diagram –Main Section (2/2)– ........................ 23
3-11. Printed Wiring Board –Key Section– ................................ 24
3-12. Schematic Diagram –Key Section– ................................... 25
3-4. Block Diagram –Tuner Section– ....................................... 16
3-5. Block Diagram –Display Section– .................................... 17
3-6. Printed Wiring Boards –CD Mechanism Section– ............ 18
3-7. Schematic Diagram –CD Mechanism Section– ................ 20
3-8. Printed Wiring Board –Main Section– .............................. 21
3-9. Schematic Diagram –Main Section (1/2)– ........................ 22
3-10. Schematic Diagram –Main Section (2/2)– ........................ 23
3-11. Printed Wiring Board –Key Section– ................................ 24
3-12. Schematic Diagram –Key Section– ................................... 25
4. EXPLODED VIEWS
4-1. Chassis Section ................................................................. 28
4-2. Front panel Section ........................................................... 29
4-3. CD Mechanism Section (1) ............................................... 30
4-4. CD Mechanism Section (2) ............................................... 31
4-5. CD Mechanism Section (3) ............................................... 32
4-2. Front panel Section ........................................................... 29
4-3. CD Mechanism Section (1) ............................................... 30
4-4. CD Mechanism Section (2) ............................................... 31
4-5. CD Mechanism Section (3) ............................................... 32
5. ELECTRICAL PARTS LIST
......................................... 33
MAIN BOARD
CNP301
CNP301
J-2502-011-1
SERVO BOARD
CN1
CN1
EXTENSION CABLE AND SERVICE POSITION
When repairing or servicing this set, connect the jig (extension cable)
as shown below.
When repairing or servicing this set, connect the jig (extension cable)
as shown below.
• Connect the MAIN board (CNP301) and the SERVO board (CN1)
with the extension cable (Part No. J-2502-011-1).
CDX-L400X
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