Akai ACR 47 MP Service Manual

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2 CONTENTS Page Disassembly Instructions ....................................................................................................................................... 3 Disassembly Diagram............................................................................................................................................ 4 Operation Check .................................................................................................................................................... 5 Block Diagram ....................................................................................................................................................... 6 Alignment Locations .............................................................................................................................................. 7 Alignment Procedures ........................................................................................................................................... 8 Printed Circuit Boards............................................................................................................................................ 9 Exploded Views (Panel) ...................................................................................................................................... 15 Exploded View Parts Lists (Panel) ...................................................................................................................... 16 Exploded Views (Cabinet) ................................................................................................................................... 17 Exploded View Parts Lists (Cabinet) ................................................................................................................... 18 Exploded Views (Deck) ....................................................................................................................................... 19 Exploded View Parts Lists (Deck) ....................................................................................................................... 20 Schematic Diagram ............................................................................................................................................. 22 Electrical Parts List .............................................................................................................................................. 25 Specifications....................................................................................................................................................... 31

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3 DISASSEMBLY INSTRUCTIONS 1. Using the unlock key that came with the unit or a similar tool, unlock the Mounting Box and remove toward the rear of the unit. 2. Remove two screws (A) located on the rear of the top cabinet then remove the Top Cabinet. 3. Remove two screws (B) located on the rear of the bottom cabinet then remove the Bottom Cabinet. 4. Take out the Front Panel and the Ring. Remove two screws (C) from on the front side of the Base. 5. Remove two screws (D) from on the right side of the side bracket. Remove two screws (E) from on the left side of the side bracket. 6. Remove two screws (F) from under the deck front bracket then remove the Deck Front Bracket. Remove two screws (G) from under the deck rear bracket then remove the Deck Rear Bracket and the Deck. 7. Remove two screws (h) from on the left side of the heat sink then remove the Spring Sheet. 8. Remove five screws (I) from on the left side of the heat sink then remove the Heat Sink. 9. Remove the screw (J) from on the back of the side bracket and remove two screws (L) from on the main board then remove the Heat Sink (7809/DB435). 10. Remove two screws (K) from on the back of the side bracket then remove Wire Clip. 11. Remove two screws (L) from each side of the base then remove the Base. 12. Remove three screws (M) from under the main board then remove the Side Bracket and the Main Board.