Denon AVR-390 - Connecting Speaker Cables; Speaker Cable Connection Procedure; Protection Circuit Activation

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DHT-390XP
AVR-390
5. CHASSIS BACK
(1) Remove the screws.
6. PCB ASSY DSP
(1) Disconnect the Board to board.
7. PCB ASSY VIDEO
(1) Disconnect the Board to board.
Proceeding : CABINET TOP → CHASSIS BACK
Picture A
Proceeding : CABINET TOP → CHASSIS BACK → PCB ASSY DSP
Top view
Board to board
DSP Board
Proceeding : CABINET TOP → CHASSIS BACK → PCB ASSY VIDEO
Top view
Board to board
VIDEO Board