Figure 7-9 Waterproofing a connector of the RF jumper
(1) PVC insulation tape
(2) Waterproof tape
NOTE
l Before wrapping waterproof tape, stretch the tape evenly until the width of the tape is half of its original
width.
l Wrap each layer of tape around the connector tightly and neatly, and ensure that each layer of tape overlaps
more than 50% of the preceding layer.
1. Wrap each connector with one layer of insulation tape from bottom up.
2. Wrap each connector with three layers of waterproof tape, from bottom up, then from top
down, and finally from bottom up. Do not cut the tape until all the three layers of the tape
are already wrapped. Wrap each layer of tape around the connector tightly.
3. Wrap each connector with three layers of PVC insulation tape, from bottom up, then from
top down, and finally from bottom up. Do not cut the tape until all the three layers of the
tape are already wrapped. Wrap each layer of tape around the connector tightly.
Step 4 Check the dustproof caps on antenna connectors. Dustproof caps must be waterproofed, as shown
in Figure 7-10.
CAUTION
Do not remove dustproof caps from vacant antenna connectors.
RRU3232
Installation Guide 7 Installing RRU Cables
Issue 05 (2011-10-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
68
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