Huawei USG6000E Series - Page 552

USG6610E, USG6615E, USG6620E, USG6625E, USG6630E, USG6635E, USG6650E,
USG6655E correctly is a key measure of surge protection and resistance to
interference. Before using the USG6515E, USG6525E, USG6550E, USG6555E,
USG6560E, USG6565E, USG6575E-B, USG6580E, USG6585E, USG6605E-B,
USG6610E, USG6615E, USG6620E, USG6625E, USG6630E, USG6635E, USG6650E,
USG6655E, correctly connect the PGND cable. Otherwise, the USG may be
damaged.
Precautions
The USG has been installed inside a cabinet.
Tools
● Phillips screwdriver
● Multimeter
Procedure
Step 1 Loosen and remove the screw of the ground terminal on the USG rear panel.
Step 2 Connect the OT terminal at one end of the PGND cable to the connection hole of
the USG, with the conducting wire upward, and tighten the M4 screw, as shown in
A of Figure 5-25, and tighten the M4 screw. The tightening torque is 1.4 N·m.
Figure 5-25 Installing the OT terminal
Step 3 Connect the M6 end of the PGND cable to the ground terminal of the cabinet,
workbench, or wall. The tightening torque of the M6 screw is 4.8 N·m.
HUAWEI USG6000E Series
Hardware Guide 5 Hardware Installation
Issue 08 (2022-04-20) Copyright © Huawei Technologies Co., Ltd. 545