Akai ACR 18 H 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 Wiring Diagram ................................................................................................................................................ 18 Exploded Views (Panel) .................................................................................................................................. 19 Exploded View Parts Lists (Panel) .................................................................................................................. 20 Exploded Views (Cabinet) ............................................................................................................................... 21 Exploded View Parts Lists (Cabinet) ............................................................................................................... 22 Exploded View (Deck) ..................................................................................................................................... 24 Exploded View Parts List (Deck) ..................................................................................................................... 25 Schematic Diagram ......................................................................................................................................... 27 Electrical Parts List .......................................................................................................................................... 30 Specifications................................................................................................................................................... 37

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3 DISASSEMBLY INSTRUCTIONS 1. Remove two screws (A) located on the rear of the top cover then remove the Top Cover 2. Remove two screws (B) located on the rear of the bottom cover then remove the Bottom Cover. 3. Remove two screws (C) located front the base. Remove two screws (D) from the rear cabinet and remove two screws (E) from the CD bracket then remove the CD Deck and the CD Bracket. 4. Remove two screws (F) from the cassette deck bracket and remove two screws (G) from the rear cabinet. Remove two screws (H) from the CASS front bracket then remove the Cass Front Bracket. Remove two screws (I) from the CASS rear bracket then remove the Cassette Deck and the Cass Rear Bracket. 5. Take out the Panel. Remove four screws (J) from each side of the Base and remove two screws (K) from base the front then remove the Base. 6. Remove two screws (L) from the Left Cabinet then remove the Left Cabinet. 7. Remove two screws (M) from the Heat Sink and remove two screws (N) from the Rear Cabinet of the left side then remove the Heat Sink and the IC 8571 Bracket. 8. Remove the screw (O) and remove the Antenna Socket J-020-03 SINGL. Hole. 9. Remove the screw (P) and two screws (Q) from the rear cabinet of the back then remove the IC7809 Bracket. 10. Remove the screw (R) from under the main board then remove the Main Board and the Rear Cabinet.