WARNING: This page is about a different car, the 2003 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Radio Circuit, 1 CD W/O Mark Levinson W/O Navigation
Fig 2: Radio Circuit, 6 CD W/O Mark Levinson W/O Navigation
Fig 3: Radio Circuit, W/ Mark Levinson W/ Navigation W/ Telephone (1 of 2)
Fig 4: Radio Circuit, W/ Mark Levinson W/ Navigation W/ Telephone (2 of 2)
Fig 5: Radio Circuit, W/ Mark Levinson W/ Navigation W/O Telephone (1 of 2)
Fig 6: Radio Circuit, W/ Mark Levinson W/ Navigation W/O Telephone (2 of 2)
Fig 7: Radio Circuit, W/ Mark Levinson W/O Navigation
Fig 8: Radio Circuit, W/O Mark Levinson W/ Navigation W/ Telephone (1 of 2)
Fig 9: Radio Circuit, W/O Mark Levinson W/ Navigation W/ Telephone (2 of 2)
Fig 10: Radio Circuit, W/O Mark Levinson W/ Navigation W/O Telephone (1 of 2)
Fig 11: Radio Circuit, W/O Mark Levinson W/ Navigation W/O Telephone (2 of 2)