Sony STR-NX5MD, Service Manual

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2
TABLE OF CONTENTS
1. GENERAL
.......................................................................... 3
2. DISASSEMBLY
2-1. Case ....................................................................................... 5
2-2. Front Panel Assy ................................................................... 5
2-3. Back Panel Assy .................................................................... 6
2-4. Main Board ........................................................................... 6
3. TEST MODE
........................................................................ 7
4. DIAGRAMS
4-1. Notes for Printed Wiring Boards and Schematic Diagrams .. 9
4-2. Schematic Diagram – Main Board (1/3) – .......................... 10
4-3. Schematic Diagram – Main Board (2/3) – .......................... 11
4-4. Schematic Diagram – Main Board (3/3) – .......................... 12
4-5. Printed Wiring Board – Main Board – ................................ 13
4-6. Printed Wiring Board – PA Board – .................................... 14
4-7. Schematic Diagram – PA Board – ...................................... 15
4-8. Printed Wiring Board – Panel Section – ............................. 16
4-9. Schematic Diagram – Panel Section – ................................ 17
4-10. Printed Wiring Board – Transformer Section – ................. 18
4-11. Schematic Diagram – Transformer Section – ................... 19
4-12. IC Pin Function Description ............................................. 20
5. EXPLODED VIEW
5-1. General Section ................................................................... 22
5-2. Front Panel Section ............................................................. 23
5-3. Chassis Section ................................................................... 24
6. ELECTRICAL PARTS LIST
........................................ 25
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 WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
MODEL PART No.
AEP, UK, G, AED and CIS models 4-221-391-8
[]
Malaysia and Singapore models 4-221-391-9 []
• MODEL IDENTIFICATION
– Rear Panel –
PART No.
• Abbreviation
G : German model
AED : North European model