Figure 102: Installing A Standard Control Board - Juniper Core Router T Series Hardware Manual

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steadily, remove and install the control board again. If the
steadily, the control board is not functioning properly. Contact your customer support
representative.
Use the CLI command
board,

Figure 102: Installing a Standard Control Board

Preventing Electrostatic Discharge Damage to a T320 Router on page 330
T320 Control Board Description on page 30
T320 Standard Control Board Description on page 31
T320 T Series Control Board (T-CB) Description on page 31
T320 Standard Control Board and T-CB LEDs on page 32
Maintaining the T320 Control Boards on page 277
Preventing Electrostatic Discharge Damage to a T320 Router on page 330
T320 Control Board Description on page 30
T320 Standard Control Board Description on page 31
T320 T Series Control Board (T-CB) Description on page 31
T320 Standard Control Board and T-CB LEDs on page 32
Maintaining the T320 Control Boards on page 277
Chapter 26: Replacing Host Subsystem Components
show chassis environment cb
LED still lights
FAIL
to check the status of the control
231