NEC Univerge sv8500 Manual page 2639

Mounting of DRU/DAU
When Mounting DRU/DAU on the Wall
START
Referring to the figure below, remove the cover off the DRU/DAU.
Referring to the figure on the next page, hook up the DRU/DAU onto the wood screws inset on the wall.
Fasten the DRU/DAU onto the wall by tightening the wood screws.
END
CHAPTER 2
Removal of DRU/DAU Cover
VOL.3-152
TERMINAL-RELATED DEVICES
DRU/DAU