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DVD Micro System MCD728
all versions




Service Manual
TABLE OF CONTENTS
Handling chip components ............................................................1-1 CPU BOARD
Information about lead-free soldering ............................................1-2 circuit diagram ..........................................................................9-1
layout diagram ..........................................................................9-2
Technical specification...................................................................2-1
Service tools ..................................................................................2-1 Pre-AMP BOARD
Service measurement setup ..........................................................2-2 circuit diagram ........................................................................10-1
layout diagram ........................................................................10-2
Connections and controls ......................................................3-1...3-4
Frequency Divider BOARD
Disassembly diagram ............................................................4-1...4-2 circuit diagram ........................................................................11-1
layout diagram .......................................................................11-2
Software version and upgrading ....................................................5-1
Set block diagram ..........................................................................5-2 DVD MPEG BOARD
Set wiring diagram .........................................................................5-3 circuit diagram ..............................................................13-1...13-5
layout diagram ........................................................................13-6
VFD BOARD
circuit diagram ..........................................................................6-1 Exploded view diagram......................................................14-1...14-2
layout diagram ..........................................................................6-2 Service partslist .................................................................14-3...14-5

TUNER BOARD Factory partslist..................................................................15-1...15-5
circuit diagram ......................................................................7-1
layout diagram .......................................................................7-2

AMP BOARD
circuit diagram ..........................................................................8-1
layout diagram ..........................................................................8-2
CLASS 1