3Com PSE2500-A3 Power Supply User Manual


 
User Manual
PSE2500-A3 External PoE
Power System Chapter 3 Safet
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3-4
z Lock out and tag any circuit breakers/fuses when possible to
prevent accidental turn on.
z Be aware of potential hazards before servicing equipment.
z Identify exposed hazardous electrical potentials on
connectors or, wirings. (Note the condition of these circuits,
especially any wiring).
z Be careful when removing or replacing any covers – avoid
contacting any circuits.