Juniper EX9214 Hardware Manual
Download Hardware manual of Juniper EX9214 Network Router, Switch for Free or View it Online on All-Guides.com.
Brand: Juniper
Category: Network Router , Switch
Type: Hardware manual for Juniper EX9214
Pages: 372
NOTE: After you power on a powersupply, wait foratleast 60 secondsbefore
youturn it off. After you power off a powersupply, waitforat least60 seconds
before you turn it back on.
If the system is completely powered off when you switch on a power supply,
the RE module boots as the power supply completes its startup sequence.
If the Routing Engine finishes booting and you need to power off the system
again, first issue the CLI request system halt command.
After you power on a power supply, it can take up to 60 seconds for status
indicatorssuch as power supplyLEDs and the show chassis operational mode
CLI command display to indicate that the power supply is functioning
normally. Ignore any error indicators that might appear during the first 60
seconds.
Related
Documentation
Installing an AC Power Supply in an EX9204 Switch•
• Installing an AC Power Supply in an EX9208 Switch
• Installing an AC Power Supply in an EX9214 Switch on page 189
Connecting DC Power to an EX9214 Switch
You can install four DC power supplies in EX9214 switches.
WARNING: Before performing DC power procedures, ensure that power is
removed from the DC circuit. To ensure that all power is off, locate the circuit
breaker on the panel board that services the DC circuit, switch the circuit
breaker to the OFF position, and tape the switch handle of the circuit breaker
in the OFF position. Verify that the INP0 OK and INP1 OK LEDs are off.
CAUTION: Before you connect power to the switch, a licensed electrician
must attach a cable lug to the grounding and power cables that you supply.
A cablewith an incorrectlyattached lug can damagethe switch (forexample,
by causing a short circuit).
CAUTION: Do not mix different types of power supplies (AC and DC) in the
same chassis.
NOTE: Each power supply input feed must be connected to a dedicated DC
power source outlet.
Copyright © 2017, Juniper Networks, Inc.158
EX9214 Switch Hardware Guide