User Guide

Table Of Contents

Figure 4-1 Removing the landscaping cover from the AAU

2. Loosen the screws on the cover of the maintenance cavity, and open the cover.

3. Record cable connections on the AAU and remove all cables, including the power cable,

CPRI fiber optic cable, and PGND cable.

NOTE

l If the AAU is installed on a pole or a wall, the PGND cable connects to the ground bolt on the

attachment plate. In this case, remove the PGND cable.

l If the AAU is installed on a pole top, the PGND cable connects to the ground bolt on the mounting

support. In this case, do not remove the PGND cable.

4. Use an M6 inner hexagon torque screwdriver to tighten the screws on the maintenance

cavity, and close the cover.

Step 5 Remove the faulty AAU.

AAU3940

Hardware Maintenance Guide

4 Replacing an AAU

Issue 01 (2015-01-15) Huawei Proprietary and Confidential