Juniper T640 Hardware Manual page 529

Copyright © 2017, Juniper Networks, Inc.
On the console or other management device connected to the master Routing Engine,
3.
enter CLI operational mode and issue the following command to shut down the router
software. (If two Routing Engines are installed, also issue the command on the backup
Routing Engine.)
user@host> request system halt
Wait until a message appears on the console confirming that the operating system
has halted.
For more information about the command, see the request system halt.
NOTE: The SIB might continue forwarding traffic for approximately 5
minutes after the
Shut down power to the router by pressing the power switch for all power supplies to
4.
the off ( ) position.
O
Disconnect power from the router.
5.
Remove the cables that connect to all external devices.
6.
Remove all Field Replaceable Units (FRUs) from the router.
7.
Remove the router from the rack:
8.
If you are using a mechanical lift, place the lift platform under the router, unscrew
and remove the mounting screws from the rack, and move the router to the shipping
crate.
If you are not using a mechanical lift and the router weight is fully supported by a
shelf or another router, unscrew and remove the mounting screws from the rack.
Four people can then lift the router and move it to the shipping crate.
If you are not using a mechanical lift and the router weight is not fully supported by
a shelf or another router, four people should grasp the router while a fifth person
unscrews and removes the mounting screws from the rack. The four lifters can then
move the router to the shipping crate.
Place the router in the shipping crate or onto the pallet. If on a pallet, bolt the router
9.
to the pallet.
Cover the router with an ESD bag and place the packing foam on top of and around
10.
the router.
Replace the accessory box on top of the packing foam.
11.
Chapter 36: Packing and Returning Components
request system halt command has been issued.
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