Denon AVR-5805 Reference manual

100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No.: OST-US007
Date: April 26, 2007
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Model: AVR-5805
Subject: Disassembly Instructions
Symptom: Disassembly instructions for the AVR-5805 DAC Unit and Digital
Unit.
Solution: See the following pages for details:
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Instruction for removal of DIGITAL UNIT ASSY and DAC UNITASSY
(1) Remove screws, detach the BOTTOM COVER (Not shown in the figure)
(2) Remove 6 screws from BACK PANEL, and remove FFCs and cables
(3) Remove 4 Card holders, then detach the Rear Plate/Ethernet/IEEE1394 assy unit.
Remove the FFCs and cables
Remove 4 Card holders
Remove 6 screws from BACK PANEL
(4) Remove FFCs and Cables
(5) Remove 2 screws and incline the PWB.
Remove 2 screws
Incline the PWB
Remove the FFCs and Cables

(6) Remove the screw.
(7) Remove each side board to board connector carefully.
Remove the screw
(8) Insert the finger in the space, and lift the PWB gradually.
(Remove the B to B connectors in the reverse side of the PWB)
Lift the PWB gradually
Remove the B to B connectors
in the reverse side of the PWB

(9) Remove the Cables and detach the Digital unit assy.
Remove the Cables
(10) Remove each side board to board connector carefully.
And detach the DAC unit assy.

Instruction for re-assemble DIGITAL UNIT ASSY and DAC UNITASSY
(11) Install the DAC unit assy and insert each side board to board connector.
(Insert the hand in the space on both sides, and push the PWB.)
(11) Install the Digital unit assy and insert the cables.
(12) Insert right side B to B connector.
Insert the B to B
Connectors.
Insert the Cables

(13) Confirm from the slot of the back panel, and insert the B to B connector carefully.
(Insert a thin board (like the ruler) from the slot, and push the PWB).
(14) Insert left side B to B connector and confirm each side board to board connector.
(Insert the hand in the space on both sides, and push the PWB.)
Insert the B to B
Connectors.

(15) Insert FFCs and Cables and tighten 2 screws
Tighten 2 screws
Insert the FFCs and Cables
(16) Install the Rear Plate/Ethernet/IEEE1394 assy unit.
(17) Insert 4 Card holders,tighten 6 screws, and insert FFCs and cables
Insert the FFCs and cables
Insert 4 Card holders
Tighten 6 screws
(18) Install BOTTOM COVER ,and tighten screws.