Juniper-networks J4350 Manual de usuario Pagina 108

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J4350 and J6350 Services Router Getting Started Guide
Figure 33: Connecting AC Power to the J4350 or J6350 Services Router
g003825
Grounding lugWasher
Connecting DC Power
CAUTION: I
f your J6350 Services Router includes an optional redundant DC power
supply, connect each of the two power supplies to different input power sources.
Failuretodosomakestheroutersusceptibletototalpowerfailureifoneofthe
power sup
plies fails.
The router must be connected to earth ground during normal operation.
The prote
ctive earth ing term in al on the rear of the chassis is provided
to connect the router to ground.
For DC cable requirements, see “DC Power, Connection, and Power
Cable Specifications” on page 77.
To connect DC power to the router:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and
connect
the strip to the ESD point on th e chassis. For more information ab ou t
ESD, see “Preventing Electrostatic Discharge Damage” on page 205.
2. Use a gro
unding cab le to connect the router to earth ground: (For cable
requirements, see “Chassis Grounding” on page 86.)
a. Verif
y tha t a licensed electrician has attached an a ppropriate grounding
cable lug to the grounding cable.
b. Conn
ect one end of the grounding cable to a proper earth ground, such as
the rack in which the router is installed.
88 Connecting Power
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