Figure 5-19 Tightening the nut
Step 9 Use a multimeter to check the reliability of cable components, as shown in Figure 5-20.
Figure 5-20 Checking reliability
NOTICE
l Ensure that the short circuit does not occur between the positive and negative holes of
the connector.
l Ensure that the short circuit does not occur between the metal enclosure and connector's
positive and negative holes.
Step 10 If devices are installed outdoor, wrap three layers of PVC insulation tape around the
connector for protection, as shown in Figure 5-21.
AP4050DN-E
Hardware Installation and Maintenance Guide
5 Appendix
Issue 05 (2018-02-02) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
46
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