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R240D
Hardware Installation and Maintenance Guide
Com
pone
nt
Optica
l
modul
e
Issue 03 (2016-01-26)
Applic
No.
able
Check Item
Scope
cables are fixed on a sharp mechanical part, take protection
measures.
The equipotential cables between the attaching cabinets shall
7
General
be securely connected.
The lugs for the power cables and ground cables are soldered
8
General
or crimped securely.
The lugs and bare wires of power cables and ground cables
are tightly wrapped with tubes or insulation tape without any
9
General
exposed copper wire. Flat washers and spring washers are
installed correctly.
Labels are filled and attached to power cables and ground
10
General
cables correctly.
Power cables deployed outdoors must be covered by PVC
11
General
tubes.
A single-mode fiber can only be used with a single-mode
optical module while a multimode optical fiber can only be
1
General
used with a multimode optical module. On most optical
modules, the fibers of different types cannot be used
together.
The labels of pluggable optical modules are smoothly
2
General
attached and intact, and cannot be covered by the optical
modules.
If a short-distance optical fiber is used for a long-distance
optical module, especially in loopback scenarios, use an
3
General
optical attenuator to prevent the optical module from being
burnt.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5 Appendix
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