Hitachi GR2000 - Manual (Page 385)

Adding and Removing Component
The user’s own addition and removal of components is available on this router,
basically while the router power is off. In addition, under certain conditions,
components can be added and removed while the router power is on. This
hot-swapping capability and its procedures for applicable components are descri
in the last section in this chapter. The other sections in this chapter illustrate
addition/removal procedures for components, assuming that the router power is
8.1 BCU, RP, and NIF Modules
To add or remove the BCU (RM-CPU, RM-IO, and CSW if applicable), RP, and NIF