SoundMax SM-CMMD7000 - Manual (Page 6)

6
Installation using the screw holes at the sides of
the unit.
Select a position where the screw holes of the mounting
bracket supplied with the car and the screw holes of the
main unit become aligned (are fitted), and tighten the
screws (see (4) at 2 places on each side). And then
fasten them to the car.
Note: Outer Trim Frame (5) and Mounting Sleeve (1)
are not used for installation method.