d&b Vi - Manual (Page 32)

Before hoisting the array to its operating position, recheck the
actual status of the assembly as follows:
4.1. Mechanical setup
–
Check the attachment of the Mounting/Flying frame(s) to the
cabinets:
– Ensure all Locking pins are properly inserted and locked.
– Ensure all Fixing bolts are properly fitted and secured by a
locked Ring cotter.
– Check the attachment of all Front links on both sides of the
cabinets and ensure all Locking pins are properly inserted and
locked.
– Check the splay angles and the attachment of the Splay/Rear
links on the rear of the cabinets:
– Ensure all Locking pins are properly inserted and locked.
– Ensure all Fixing bolts are properly fitted and secured by a
locked Ring cotter.
4.2. Wiring
–
Check the wiring.
If the amplifiers are already wired and powered on, use their
System check functions or Channel mute switches and a test
signal to check the correct operation and routing of all
channels and cabinets.
4. Safety and system checks
d&b Vi Rigging manual (1.2 EN) 32