Sony 454XRF Manuals

Manuals and User Guides for Sony 454XRF. We have 1 Sony 454XRF manual available for free PDF download: Service Manual

Sony 454XRF Service Manual (50 pages)

COMPACT DISC CHANGER SYSTEM

Brand: Sony | Category: CD Player | Size: 3.03 MB

Table Of Contents2................................................................................................................................................................

Servicing Notes3................................................................................................................................................................

General4................................................................................................................................................................

Location Of Controls4................................................................................................................................................................

Installation5................................................................................................................................................................

Connections7................................................................................................................................................................

Disassembly8................................................................................................................................................................

Disassembly Flow8................................................................................................................................................................

Case (upper. T), Front Panel Assy9................................................................................................................................................................

Mechanism Deck (mg-251a-137)9................................................................................................................................................................

Fm Board10................................................................................................................................................................

Main Board, Slide Variable Resistor (elevator Height Sensor) (rv202)10................................................................................................................................................................

Elj Motor Assy (elevator) (m104)11................................................................................................................................................................

Escutcheon (t)11................................................................................................................................................................

Chassis (u.s) Sub Assy12................................................................................................................................................................

Chassis Assy12................................................................................................................................................................

3-10. Rf Board13................................................................................................................................................................

Sled Motor Assy (251) (m101), Optical Pick-up (kss-720a)13................................................................................................................................................................

Lsw Board, Spindle Motor (s) Sub Assy (m102)14................................................................................................................................................................

Elj Motor Assy (chucking) (m103)14................................................................................................................................................................

Assembly15................................................................................................................................................................

Optical Pick-up Complete Assy15................................................................................................................................................................

Gear (lomini)/(load 1) Assy16................................................................................................................................................................

Operation Check16................................................................................................................................................................

Mechanical Adjustments17................................................................................................................................................................

Electrical Check18................................................................................................................................................................

Diagrams21................................................................................................................................................................

Block Diagram - Servo Section21................................................................................................................................................................

Block Diagram - Main Section22................................................................................................................................................................

Note For Printed Wiring Boards And Schematic Diagrams23................................................................................................................................................................

Printed Wiring Boards - Rf/lsw Boards24................................................................................................................................................................

7-5. Schematic Diagram - Rf/lsw Boards25................................................................................................................................................................

Printed Wiring Board - Main Board (component Side)26................................................................................................................................................................

Printed Wiring Boards - Main (conductor Side)/sw Boards27................................................................................................................................................................

Schematic Diagram - Main Board (1/2)28................................................................................................................................................................

Schematic Diagram - Main (2/2)/sw Boards29................................................................................................................................................................

7-10. Printed Wiring Board - Fm Board30................................................................................................................................................................

Schematic Diagram - Fm Board31................................................................................................................................................................

7-12. Ic Pin Function Description36................................................................................................................................................................

Exploded Views38................................................................................................................................................................

General Section-138................................................................................................................................................................

General Section-239................................................................................................................................................................

Mechanism Deck Section-1 (mg-251a-137)40................................................................................................................................................................

Mechanism Deck Section-2 (mg-251a-137)41................................................................................................................................................................

Mechanism Deck Section-3 (mg-251a-137)42................................................................................................................................................................

Mechanism Deck Section-4 (mg-251a-137)43................................................................................................................................................................

Electrical Parts List44................................................................................................................................................................

Revision History50................................................................................................................................................................