ECC500
User Manual
1 Safety Information
Issue 05 (2020-03-16)
Copyright © Huawei Technologies Co., Ltd.
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All cable holes should be sealed. Seal the used cable holes with firestop putty. Seal the
unused cable holes with the caps delivered with the cabinet. The following figure shows
the criteria for correct sealing with firestop putty.
Do not scrawl, damage, or block any warning label on the equipment.
Tighten the screws using tools when installing the equipment.
Do not work with power on during installation.
Repaint any paint scratches caused during equipment transportation or installation in a
timely manner. Equipment with scratches cannot be exposed to an outdoor environment
for a long period of time.
Before operations, ensure that the equipment is firmly secured to the floor or other solid
objects, such as a wall or an installation rack.
Do not use water to clean electrical components inside or outside of a cabinet.
Do not change the structure or installation sequence of equipment without permission.
Do not touch a running fan with your fingers, components, screws, tools, or boards
before the fan is powered off or stops running.
Personal Safety
If there is a probability of personal injury or equipment damage during operations on the
equipment, immediately stop the operations, report the case to the supervisor, and take
feasible protective measures.
To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to
telecommunication network voltage (TNV) circuits.