Replacing A T4000 Routing Engine; Figure 109: Installing An Lcc-Cb - Juniper T4000 Hardware Manual

T4000 Core Router Hardware Guide
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Replacing a T4000 Routing Engine

280

Figure 109: Installing an LCC-CB

T4000 Control Board Description on page 30
T4000 LCC-CB on page 30
T4000 LCC-CB Control Board LEDs on page 31
Replacing T4000 Host Subsystem Components on page 273
The router can have one or two Routing Engines. They are located in the upper rear of
the chassis in the slots marked
2.4 lb (1.1 kg). The backup Routing Engine is hot-removable and hot-insertable.
CAUTION: Before you replace a Routing Engine, you must take the host
subsystem offline. If there is only one host subsystem, taking the host
subsystem offline shuts down the router. If the Routing Engine to be replaced
RE0 and RE1 . Each Routing Engine can weigh up to
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