Table 86: T4000 Chassis Alarm Messages And Solutions For The Control - Juniper T4000 Hardware Manual

Table 86: T4000 Chassis Alarm Messages and Solutions for the Control Boards
Alarm Type LCD Message
Red CB cb-number
Removed
CB cb-number
Failure
Yellow CB cb-number
Ethernet Switch
Failure
CB cb-number
Unsupported
Solution
Copyright © 2018, Juniper Networks, Inc.
The red host subsystem
Control Board has failed or has been removed.
The green host subsystem
In Table 86 on page 357, the text in the LCD Message column appears in the display of
the craft interface. The text in the CLI Message column appears in the output of the
command.
show chassis alarms
CLI Message
CB cb-number
Removed
CB cb-number Failure
CB cb-number Ethernet
Switch Failure
CB cb-number Not
Supported
NOTE: The CB cb-number Unsupported
integrating a new line-card chassis (LCC) into an existing TX Matrix Plus
router. The alarm occurs when the LCC is booting and is unable to check the
connectivity between the LCC and the switch-fabric chassis (SFC), before
the cable between the Control Board of the LCC and the connector interface
panel (CIP) of the SFC is connected. Connecting the LCC CB to the CIP on
the SFC clears the alarm.
To troubleshoot the Control Boards:
Check the LEDs on the faceplate of each Control Board.
1.
Check the LEDs on the craft interface.
2.
Use the show chassis alarms
3.
Use the show chassis environment cb
4.
Boards. Verify that the Control Boards are
user@host> show chassis environment cb
Chapter 36: Troubleshooting Components
LED on the craft interface is lit, which indicates that the
FAIL
OK LED on the craft interface is not lit.
Alarm Condition
A Control Board has been
removed.
A Control Board has
failed.
A Control Board's
Ethernet switch has
failed.
An unsupported Control
Board is installed.
alarm can occur even when you are
command to view the alarms.
command to check the status of the Control
.
Online
Solution
Reinstall the Control Board.
Replace the Control Board.
Replace the Control Board.
Install a supported Control
Board. See "T4000 Control
Board Description" on page 30.
357