Maintaining The T320 Sibs - Juniper Core Router T Series Hardware Manual

T320 Core Router Hardware Guide
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Maintaining the T320 SIBs

Purpose
Action
286
Powering On the T320 Router on page 163
Powering Off the T320 Router on page 165
Troubleshooting the T320 Power System on page 303
T320 General Electrical Safety Guidelines and Electrical Codes on page 353
For optimum router performance, verify the condition of the SIBs.
On a regular basis:
Observe the status of the SIBs by checking the LEDs on the SIB faceplate. During normal
operations:
The green OK LED on the SIB faceplate is lit.
The yellow LED on the SIB faceplate is not lit.
FAIL
To check the status of the SIBs using the CLI, issue the
command. The output is similar to the following:
user@host> show chassis environment sib
SIB 0 status:
State
Temperature
Power:
GROUND
1.8 V
2.5 V
3.3 V
1.8 V bias
3.3 V bias
5.0 V bias
8.0 V bias
SIB 1 status:
State
Temperature
Power:
GROUND
1.8 V
2.5 V
3.3 V
1.8 V bias
3.3 V bias
5.0 V bias
8.0 V bias
SIB 2 status:
State
Temperature
Power:
GROUND
1.8 V
2.5 V
3.3 V
show chassis environment sib
Spare
45 degrees C / 113 degrees F
0 mV
1794 mV
2446 mV
3291 mV
1780 mV
3284 mV
5003 mV
6910 mV
Online
45 degrees C / 113 degrees F
0 mV
1802 mV
2461 mV
3294 mV
1782 mV
3294 mV
5013 mV
7057 mV
Online
47 degrees C / 116 degrees F
0 mV
1794 mV
2461 mV
3301 mV
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