Step2
：
Back Cover Installation
For convenient wiring, hang
20WM/20FM
on the
all-mounting/flush-mountin
g bracket with rope.
Make cables go through
the
back
cover,
connecting
to
the
corresponding interfaces
of the main board. Fasten
the back cover with four
M3x8 screws.
Make
cables
go
through
the
cable
buckle, and then press
the cable buckle into
the back cover.
