Juniper T640 Hardware Manual page 494

T640 Core Router Hardware Guide
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Documentation
460
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
1.8 V bias
3.3 V bias
5.0 V bias
8.0 V bias
For more information about using the command, see show chassis environment sib.
T640 Switch Interface Boards (SIBs) Description on page 111
T640 Craft Interface SIB LEDs on page 26
Replacing a T640 SIB on page 424
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
1785 mV
3296 mV
4998 mV
7050 mV
Copyright © 2017, Juniper Networks, Inc.