L-Acoustics X12 Owner's Manual page 37

X12 with X-BAR and CLAMP250
pull up the lever and release it:
the lever returns to its initial position
the top inserts are not damaged
X12 pole-mounted
X12 owner's manual (EN) version 1.0
Inspection and preventive maintenance
the wing knobs can be tightened
and loosened by hand
all screws are tightened
the pole-socket is not damaged
37