Powering Off The Mx240 Router - Juniper MX240 Hardware Manual

NOTE: The circuit breaker may bounce back to the off (O) position if you move the breaker
too quickly.
Observe the status LEDs on the power supply faceplate. If the power supply is correctly installed and
functioning normally, the PWR OK, BRKR ON, and INPUT OK LEDs light green steadily.

Powering Off the MX240 Router

NOTE: After powering off a power supply, wait at least 60 seconds before turning it back on.
To power off the router:
1. On the external management device connected to the Routing Engine, issue the request system halt
both-routing-engines operational mode command. The command shuts down the Routing Engines
cleanly, so their state information is preserved. (If the router contains only one Routing Engine, issue
the request system halt command.)
user@host> request system halt both-routing-engines
2. Wait until a message appears on the console confirming that the operating system has halted. For more
information about the command, see the
3. Wrap and fasten one end of the ESD grounding strap around your bare wrist, and connect the other
end of the strap to the ESD point on the chassis.
4. Move the AC input switch on the chassis above the AC power supply or the DC circuit breaker on each
DC power supply faceplate to the off (0) position.
SEE ALSO
Preventing Electrostatic Discharge Damage to an MX240 Router | 467
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