Figure 2-50
Connecting the PGND cable
Front
Rear
----End
Follow-up Procedure
Verify the following:
l
The PGND cable is securely connected to the ground terminal.
l
The electrical resistance between the ground terminal and ground point is less than 10
ohm on a multimeter.
2.4.5 Installing Boards and Subcards
This section describes how to install boards and subcards.
Context
CAUTION
l
Ensure that the device and board are completely dry and free of liquid before inserting the
board into the device.
l
Before installing boards, wear the ESD wrist strap and ensure that the strap is well
grounded to prevent any electrostatic discharge from damaging sensitive components.
Procedure
Step 1
Select slots based on slot distribution.
You can determine whether a slot is suitable for a board by checking whether the color on
both ends of the board panel is the same as the color on the slot.
HUAWEI USG9500 Series
Hardware Guide
2 Hardware Installation
Issue 03 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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