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MP3 CD Sound Machine AZ2537,AZ2538
all versions




TABLE OF CONTENTS

Handling Chip Components and Safety ..........................1 - 1 Tuner Board
Circuit diagram .......................................................8 - 1
Technical Specification & Service tools...........................2 - 1 Layout diagram .......................................................8 - 2
Service Measurement......................................................2 - 2 Tuner adjustment table ...........................................8 - 2

Connections and controls.......................................3 - 1..3 - 2 MP3 Board
Instruction for use ...................................................3 - 3..3 - 4 Circuit diagram ........................................................9 - 1
Layout diagram........................................................9 - 2
Disassembly Diagram......................................................4 - 1
USB Board
Block Diagram .................................................................5 - 1 Circuit diagram ......................................................10 - 1
Wiring Diagram ................................................................5 - 2 Layout diagram........................................................9 - 2
(Only for AZ2538 all versions)
MCU Board
Circuit diagram ...............................................6 - 1..6 - 2 MAIN Board
Layout diagram ........................................................6 - 3 Circuit diagram ......................................................11 - 1
Layout diagram ..........................................11 - 2..11 - 3
CD Board
Circuit diagram ........................................................7 - 1 Exploded view diagram .................................................12 - 1
Layout diagram ..............................................7 - 2..7 - 3 Mechanical partslist ......................................................12 - 2
Electrical partslist..................................................13 - 1..13-2

(Circuit and Layout diagram for referrence only)



CLASS 1
LASER PRODUCT


Published by LX 0631 Service Audio Printed in The Netherlands Subject to modification