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R250D
Hardware Installation and Maintenance Guide
Com
pone
nt
Signal
cable
Issue 01 (2016-09-30)
Applic
No.
able
Check Item
Scope
Indoor APs should be mounted on walls with network ports
downwards to prevent device damages caused by water drops
Indoor
or other liquid. Install the device in a site that is free from
10
AP
leaking or dripping water, heavy dew, and humidity, and take
protective measures to prevent water from flowing into the
equipment along the cable.
Outdoor
When an outdoor AP is installed against a wall or pole, keep
11
AP
the indicator downwards for easy observation.
Use waterproof labels to mark the registration names of APs
on the AC, as well as their channels and IP addresses. The
12
General
lables should be attached to the front of the APs for easy
observation.
Record AP installation positions, MAC addresses, interfaces
13
General
of uplink PoE switches, and IP addresses (APs use fixed IP
addresses) into a table.
The devices required during indoor AP installation, such as
Indoor
14
the splitter, coupler, and antennas are operated in accordance
AP
with specifications.
The APs using a metal shell (with a ground point) must be
15
General
properly grounded.
Outdoor
16
Unused radio ports should be installed with 50 Ω RF loads.
AP
Take lightning protection measures on outdoor APs (the
outdoor APs have built-in 5 kV surge protectors. If
customers require a higher surge protection capability on the
Outdoor
17
feeder ports, they can purchase additional surge protective
AP
devices, which need to be separately grounded). The APs
should be located in the protection scope (within a 45-degree
angle) of a lightning rod.
Outdoor
When an AP is mounted to a pole, the distance between the
18
AP
AP and the top of pole should be at least 30 cm.
Routes of signal cables comply with the engineering design
1
General
document. The signal cables are correctly connected to
facilitate maintenance and capacity expansion.
Radio ports of an AP are correctly connected to radio ports
2
General
A/B/C of antennas.
Signal cable connectors are correctly installed and securely
connected to the device. Wires of each signal cable are
3
General
securely cramped in the connectors and pass connectivity
tests.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5 Appendix
101
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