Read Sony XM-7527 Service Manual online
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TABLE OF CONTENTS
1. SERVICE MODE
............................................................. 3
2. GENERAL
.......................................................................... 4
3. DISASSEMBLY
3-1. Side Plate and Bottom Plate .................................................. 7
3-2. Amplifier/Power Board and LED Board .............................. 7
3-2. Amplifier/Power Board and LED Board .............................. 7
4. ELECTRICAL ADJUSTMENT
.................................... 8
5. DIAGRAMS
5-1. Block Diagram – Amplifier Section – .................................. 9
5-2. Block Diagram – Power Section – ...................................... 10
5-3. IC Block Diagram ............................................................... 11
5-4. Printed Wiring Board – Filter/Amplifier Section – ............. 12
5-5. Schematic Diagram – Filter/Amplifier Section – ............... 13
5-6. Printed Wiring Board – Power Section – ............................ 14
5-7. Schematic Diagram/Printed Wiring Board
5-2. Block Diagram – Power Section – ...................................... 10
5-3. IC Block Diagram ............................................................... 11
5-4. Printed Wiring Board – Filter/Amplifier Section – ............. 12
5-5. Schematic Diagram – Filter/Amplifier Section – ............... 13
5-6. Printed Wiring Board – Power Section – ............................ 14
5-7. Schematic Diagram/Printed Wiring Board
– LED/Power Section – ...................................................... 15
6. EXPLODED VIEWS
6-1. Plate and Cover Section ...................................................... 16
6-2. Board and Heat Sink Section .............................................. 16
6-2. Board and Heat Sink Section .............................................. 16
7. ELECTRICAL PARTS LIST
........................................ 17
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
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