WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Base Radio Circuit
Fig 2: DVD Player Circuit, W/ Dual Monitors
Fig 3: DVD Player Circuit, W/ Single Monitor
Fig 4: Mid-Line Radio Circuit, W/ Navigation (1 of 2)
Fig 5: Mid-Line Radio Circuit, W/ Navigation (2 of 2)
Fig 6: Mid-Line Radio Circuit, W/O Navigation (1 of 2)
Fig 7: Mid-Line Radio Circuit, W/O Navigation (2 of 2)
Fig 8: Premium Sound Radio Circuit, W/ Navigation (1 of 3)
Fig 9: Premium Sound Radio Circuit, W/ Navigation (2 of 3)
Fig 10: Premium Sound Radio Circuit, W/ Navigation (3 of 3)
Fig 11: Premium Sound Radio Circuit, W/O Navigation (1 of 2)
Fig 12: Premium Sound Radio Circuit, W/O Navigation (2 of 2)