Figure 26: T-Cb; Related T640 Hardware Component Overview; T640 Host Subsystem Description; T640 Control Boards Description - Juniper T640 Hardware Manual

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Figure 26: T-CB

The following components are located on the T-CB faceplate:

Online/offline button.

When the adjacent Routing Engine is online, the online/offline

button on the T-CB faceplate is nonfunctional. For more information, see

"Taking the T640 Host Subsystem Offline" on page

Two RJ-45 ports labeled

For T640 routers connected to a TX Matrix platform, only the

information, see the TX Matrix Router Hardware Guide.

For a standalone T640 router, the

always be set to

For T640 routers connected to a TX Matrix platform, the

configuration switches must always be set to

router. In this case, both T-CBs must have the same chassis ID. For more information,

see the TX Matrix Router Hardware Guide.

T640 Hardware Component Overview on page 13

T640 Host Subsystem Description on page 35

T640 T Series Control Boards (T-CBs) LEDs on page 66

Chapter 5: Host Subsystem Components and Descriptions

LEDs, which indicate the status of the T-CB.

on the T-CB faceplate.

configuration switches.

port is used. For more

configuration switches must

and the chassis identifier (ID) of the

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