Avaya DEFINITY Installation And Test page 68

Hardware Installation
Figure 3-14. Tightening the Antenna for the 559D Dipole CAU
Installing a Brand New 559D DCAU
Mount a brand new 559D DCAU to the ceiling as shown in the following figure.
Figure 3-15. Ceiling-Mounting a Brand New 559D DCAU
Replacing a Ceiling-Mounted CAU with a 559D
DCAU
To replace an indoor CAU that is mounted flush on a ceiling and facing down
toward the floor, do the following:
1. Remove the indoor CAU.
2. Mount the DCAU in the same position as the removed CAU. Ensure that
the dipole is pointing toward the floor.
The following figure shows how to replace an indoor CAU that is mounted flush on
a ceiling and facing down toward the floor.
3-34 Issue 6 September 2001
(Tighten)
Ceiling