NEC Univerge sv8500 Manual page 2509

STEP 4: Mount the tilt leg cover onto terminal as shown in the figure below.
STEP 5: Wall Mounting
(1) On the terminals base, remove the cutout corresponding to the position that the 16ADM adapter attachment
unit will be installed on the under side of the terminal.
16LD ADM
After Installation
Remove cutout
VOL.3-22
CHAPTER 1 TERMINALS