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Safety Guidelines
2
Observe all safety regulations and precautions
Only trained and qualified personnel are allowed to install, operate
or maintain the equipment. Familiarize yourself with all safety pre-
cautions before performing any operation on the equipment.
Operator qualifications
To ensure personal and equipment safety, observe all the safety
precautions on the equipmentand in this document.
and and items do not cover all the safety precautions and
are only supplementary to the safety precautions.
Follow all the safety precautions and instructions provided by Huawei.
The safety precautions outlined in this document are only requirements
of Huawei and do not cover general safety regulations. Huawei is not
liable for any consequence that results from violation of regulation
spertaining to safe operations or safety codes pertaining to design,
production, and equipment use.
DANGER
WARNING
CAUTION
NOTICE
Do not install or remove the equipment or power cables while power is on.
To ensure equipment and personal safety, ground the equipment before
powering it on.
DANGER
Use multiple persons to move or lift a chassis and take measures to pro-
tect personal safety.
Laser beams will cause eye damage. Do not look into bores of optical
modules or opticalfibers without eye protection.
WARNING
During equipment transport and installation, prevent the equipment
from colliding withobjects like doors, walls, or shelves.
Move an unpacked chassis upright. Do not drag it with it lying down.
Do not touch unpainted surfaces of the equipment with wet or contami-
nated gloves.
Do not open the ESD bags of cards and modules until they are delivered
to the equipmentroom. When taking a card out of the ESD bag, do not
use the connector to support the card's weight because this operation
will distort the connector and make the pins on the backplane connector
bend.
NOTICE
Before installing, operating, or maintaining the
equipment, wear an ESD wrist strap and insert the other
end into the ESD jack on the chassis or cabinet. Remove
conductive objects like jewelry and watches to prevent
damages to the equipment and cards caused by
electrostatic discharge.
ESD Protection
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