
109352-E Rev. A 5-1
Chapter 5
Hot-Swapping Hardware Components
Depending on your hardware platform, you can replace the following
user-serviceable hardware components:
• Memory cards
• Hardware modules
-- Link modules
-- Routing Engine (FRE/FRE-2/ARE) modules
-- System Resource Module-Link (SRM-L)
-- System Resource Module-Front (SRM-F)
• Power supply modules
• Fan trays
Hot-swap capability allows experienced users to replace these components while
the power is on. Refer to Table 5-1 for a list of the components that are
user-serviceable for your hardware platform.
Table 5-1. User-Serviceable Components
Component
BLN
(Backbone
Link Node)
BLN-2
(Backbone
Link Node-2)
BCN
(Backbone
Concentrator Node)
Memory Cards Y Y Y
Link Modules Y Y Y
Routing Engine Modules Y Y Y
SRM-L Modules Y Y Y
(continued)
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