Juniper PTX10001-36MR Hardware Manual page 112

Packet transport router
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System going down IMMEDIATELY
...
...
Operating system halted.
Please press any key to reboot.
CAUTION: The final output of any version of the request system halt command is the
"The operating system has halted." Although traffic and the operating system have
stopped, the PTX10001-36MR power supply LEDs remain lit and a fan module
continues to run. Wait at least 60 seconds after first seeing this message before
following continuing with this procedure.
3.
4. Turn off the circuit breaker for the DC power source.
CAUTION: Turn off the circuit breaker for the HVDC power source before
disconnecting the power cord from the power supply. Unplugging an HVDC
connection while the power supply is powered up might damage the electrical
connectors.
5. Loosen the thumbscrews for the power cable.
6. Disconnect a connector for the power cables or release each of three cables from the power supply
(requires a standard screwdriver).
7. Gently pull out the socket end of the power cable connected to the power supply.
8. Uncable the device before removing it from the rack.
103

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