Boss Audio Systems BV9700 User Manual page 8

INSTALLATION
To fasten the unit to the factory radio
mounting brackets.
1. Align the screw holes on the bracket
with the screw holes on the unit, and
then tighten the screws on each side.
2. Fasten with the supplied truss screws
(5x5mm) or flush surface screws
(4x5mm), depending on the shape of
the screw holes in the bracket.
Note:
(1) The outer trim ring, sleeve and the
metal strap are not used for method B
installation.
(2) When the unit is on work, if you release
the front panel, the unit will enter into the
power off state automatically, and you
can see the indicater LED flashing. When
you install the front panel the unit will
resume work automatically.
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