Powering Off The Mx240 Router - Juniper mx240 Hardware Manual

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Powering Off the MX240 Router

Copyright © 2016, Juniper Networks, Inc.
NOTE: After powering off a power supply, wait at least 60 seconds before
turning it back on. After powering on a power supply, wait at least 60
seconds before turning it off.
If the system is completely powered off when you power on the power
supply, the Routing Engine 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
After a power supply is powered on, it can take up to 60 seconds for status
indicators—such as the status LEDs on the power supply and the
show chassis
functioning normally. Ignore error indicators that appear during the first
60 seconds.
On the external management device connected to the Routing Engine, monitor the
11.
startup process to verify that the system has booted properly.
Connecting the MX240 Router to Management and Alarm Devices on page 205
Replacing an MX240 DC Power Supply Cable on page 322
Preventing Electrostatic Discharge Damage to an MX240 Router on page 416
DC Power Cable Specifications for the MX240 Router on page 158
NOTE: After powering off a power supply, wait at least 60 seconds before
turning it back on.
To power off the router:
On the external management device connected to the Routing Engine, issue the
1.
request system halt both-routing-engines
shuts down the Routing Engines cleanly, so their state information is preserved. (If
the router contains only one Routing Engine, issue the
user@host> request system halt both-routing-engines
Wait until a message appears on the console confirming that the operating system
2.
has halted. For more information about the command, see the
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
3.
ESD points on the chassis.
Move the AC input switch on the chassis above the AC power supply or the DC circuit
4.
breaker on each DC power supply faceplate to the off (
Chapter 17: Connecting the MX240 Router to Power
command display—to indicate that the power supply is
operational mode command. The command
command.
request system halt
command.)
request system halt
.
CLI Explorer
) position.
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