Allied Telesis AT-GS2002 Series, Руководство по установке

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AT-GS2002 Series Installation Guide
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31 Warning: Do not look directly at the fiber optic cable ends or
inspect the cable ends with an optical lens.
32 Warning: This unit might have more than one power cord. To
reduce the risk of electric shock, disconnect all power cords
before servicing the unit.
33 Warning: Only trained and qualified personnel are allowed to
install or to replace this equipment.
34 Warning: The power input must be provided from SELV source
only, per IEC 60950. Do not connect to a centralized DC battery
bank.
35 UL recognized wires of 18 AWG minimum should be provided by
the installer.
36 UL recognized wires of 22 AWG minimum should be provided by
the installer.
37 Caution: Power to the hub must be sourced only from the
adapter.
38 If installed in a closed or multi-unit rack assembly, the operating
ambient temperature of the rack environment may be greater
than the room ambient temperature. Therefore, consideration
should be given to installing the equipment in an environment
compatible with the manufacturer’s maximum rated ambient
temperature (Tmra).
39 Caution: Installation of the equipment in a rack should be such
that the amount of air flow required for safe operation of the
equipment is not compromised.
40 Warning: Reliable earthing of rack-mounted equipment should
be maintained. Particular attention should be given to supply
connections other than direct connections to the branch circuits
(e.g., use of power strips).