Allied Telesis AT-9000/24 Installation Manual page 56

Appendix B: Translated Safety Statements
27 Warning: Mounting of the equipment in the rack should be such that a hazardous
condition is not created due to uneven mechanical loading.
Warning: Remove all metal jewelry, such as rings and watches, before installing or
28
removing a line card from a powered-on chassis.
Use dedicated power circuits or power conditioners to supply reliable electrical power
29
to the device.
30 Warning: The chassis may be heavy and awkward to lift. Allied Telesyn recommends
that you get assistance when mounting the chassis in an equipment rack.
Warning: Do not look directly at the fiber optic cable ends or inspect the cable ends
31
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.
Warning: The power input must be provided from SELV source only, per IEC 60950.
34
Do not connect to a centralized DC battery bank.
35 UL recognized wires of 18 AWG minimum should be provided by the installer.
UL recognized wires of 22 AWG minimum should be provided by the installer.
36
Caution: Power to the hub must be sourced only from the adapter.
37
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.
Warning: Reliable earthing of rack-mounted equipment should be maintained.
40
Particular attention should be given to supply connections other than direct
connections to the branch circuits (e.g., use of power strips).
56