Sony cdx ca 705 m service manual

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3 TABLE OF CONTENTS 1. GENERAL Location of controls ................................................................. 4 Connections ............................................................................. 5 2. DISASSEMBLY 2-1. Sub Panel Assy .................................................................... 7 2-2. CD Mechanism Block ......................................................... 8 2-3. Main Board ......................................................................... 8 2-4. Heat Sink ............................................................................. 9 2-5. Chassis (T.U) Assy .............................................................. 9 2-6. Disc In Board .................................................................... 10 2-7. Servo Board ....................................................................... 10 2-8. Shaft Roller Assy, Load Board .......................................... 11 2-9. Floating Block Assy .......................................................... 11 2-10. Optical Pick-up Block ....................................................... 12 3. DIAGRAMS 3-1. IC Pin Description ............................................................. 13 3-2. Block Diagram -“CD Section-“ ........................................... 15 3-3. Block Diagram -“Tuner Section-“ ....................................... 16 3-4. Block Diagram -“Display Section-“ .................................... 17 3-5. Circuit Boards Location .................................................... 17 3-6. Printed Wiring Boards -“CD Mechanism Section-“ ............ 18 3-7. Schematic Diagram -“CD Mechanism Section-“ ................ 20 3-8. Schematic Diagram -“Main Section (1/3)-“ ........................ 21 3-9. Schematic Diagram -“Main Section (2/3)-“ ........................ 22 3-10. Schematic Diagram -“Main Section (3/3)-“ ........................ 23 3-11. Printed Wiring Board -“Main Section-“ .............................. 24 3-12. Printed Wiring Board -“Relay Section-“ ............................. 26 3-13. Schematic Diagram -“Relay Section-“ ................................ 27 3-14. Printed Wiring Board -“Key Section-“ ................................ 28 3-15. Schematic Diagram -“Key Section-“ ................................... 29 4. EXPLODED VIEWS 4-1. Chassis Section ................................................................. 33 4-2. Main Board Section .......................................................... 34 4-3. Front panel Section ........................................................... 35 4-4. CD Mechanism Section (1) ............................................... 36 4-5. CD Mechanism Section (2) ............................................... 37 4-6. CD Mechanism Section (3) ............................................... 38 5. ELECTRICAL PARTS LIST ........................................ 39 CDX-CA705M EXTENSION CABLE AND SERVICE POSITION 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-2502-062-1). MAIN BOARD CNP301 SERVO BOARD CN1