Huawei S6700 Series

Types of DC Power Cables
DC power cables include a -48 V power return cable and a -48 V power cable. The -48 V power
return cable is connected to a terminal marked RTN (+), and the -48 V power cable is connected
to a terminal marked NEG (–).
Appearance and Structure
Figure 6-14 and Figure 6-15 show the appearance and structure of the 48 V power return cable
and -48 V power cable.
Figure 6-14 Appearance of a -48 V power return cable
S6700 Series Ethernet Switches
Hardware Description 6 Cables
Issue 12 (2015-07-31) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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