Figure 2-18 Connecting cables of USG6635E, USG6640E-K, USG6655E
After the power cable is installed, adjust the cable-retention clip to an appropriate position,
use a cable-retention clip to bundle the cable of the power adapter, and adjust the cable-
retention clip to fasten the cable.
HUAWEI USG6000E Series Quick Start 2 Device Introduction and Cable Connection
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