GR4000 Installation Guide Version 1.00 - Preliminary
520-10-014-20X
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5.6
Additional Installation/Replacement of Packet Routing Units
The same method of installing/replacing a packet routing unit is applied for all the
GR4000 models.
You can install or replace a packet routing unit without powering off the device.
When installing or replacing a packet routing unit into or from the device while powered
on, you must input the required command from an operation terminal. As for the
commend to be input, refer to the GR4000 Operations Guide.
WARNING: THE REPLACEMENT OF A PACKET ROUTING UNIT SHOULD BE DONE BY
A TRAINED ENGINEER OR A QUALIFIED MAINTENANCE PERSON.
*
NOTE: When installing another packet routing unit, remove the dummy panel.
Store the removed dummy panel safely, so that it doesn’t get bent or lost.
(1) Detachment of a packet routing unit
Step 1
Remove all the network interface boards from the packet routing unit
targeted for replacement. (As for the detachment of a network interface board, refer to
the section 5.7 Additional Installation/Replacement of Network Interface Boards.)
Step 2
Loosen the screws of the packet routing unit.
Figure 5.6-1 Screws to be removed from the packet routing unit
Screws
Screws
Packet routing unit