you have a replacement power supply ready: the power supplies must be installed in the PTX1000 to
ensure proper airflow.
CAUTION: Replace a failed power supply with a new power supply within 30
seconds of removal to prevent overheating of the chassis.
SEE ALSO
PTX1000 AC Power Supply Description | 40
Connecting DC Power to the PTX1000
WARNING: DC-powered PTX1000 models are intended for installation only in a
restricted-access location.
Before you begin connecting DC power to the PTX1000:
•
Read “PTX1000 DC Power Electrical Safety Guidelines” on page 164, and the following warnings:
•
DC Power Copper Conductors Warning on page 165
•
DC Power Disconnection Warning on page 166
•
DC Power Grounding Requirements and Warning on page 168
•
DC Power Wiring Sequence Warning on page 170
•
DC Power Wiring Terminations Warning on page 173
•
Ensure that you have taken the necessary precautions to prevent electrostatic discharge (ESD) damage
(see “Prevention of Electrostatic Discharge Damage” on page 161).
•
Ensure that you have connected the PTX1000 chassis to earth ground.
CAUTION: Before you connect power to the PTX1000, a licensed electrician must
attach a cable lug to the grounding and power cables that you supply. A cable with
an incorrectly attached lug can damage the router (for example, by causing a short
circuit).
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