CHAPTER 8
Switch Fabric Components and
Descriptions
•
MX480 SCB Description on page 107
•
SCB-MX LEDs on page 109
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MX480 SCBE Description on page 110
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MX480 SCBE LEDs on page 111
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MX480 SCBE2 Description on page 113
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MX480 SCBE2 LEDs on page 114
MX480 SCB Description
The SCB provides the following functions:
•
Powers on and powers off DPCs, FPCs, and MPCs
•
Controls clocking, system resets, and booting
•
Monitors and controls system functions, including fan speed, board power status, PDM
status and control, and the craft interface
•
Provides interconnections to all the DPCs, FPCs, and MPCs within the chassis through
the switch fabrics integrated into the SCB
The Routing Engine installs directly into a slot on the SCB (see Figure 37 on page 108).
107Copyright © 2017, Juniper Networks, Inc.
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