Troubleshooting The T1600 Power System - Juniper T1600 Hardware Manual

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Troubleshooting the T1600 Power System

Problem
Copyright © 2010, Juniper Networks, Inc.
user@host> show chassis fpc pic-status
Slot 0 Online
PIC 0 Online
PIC 2 Present
PIC 3 Online
Slot 2 Online
PIC 0 Online
PIC 1 Online
PIC 2 Online
Slot 3 Online
PIC 0 Online
PIC 1 Online
PIC 2 Online
PIC 3 Online
Slot 4 Online
PIC 0 Online
Slot 6 Online
PIC 0 Online
PIC 1 Online
Slot 7 Online
PIC 0 Online
For further description of the output from the command, see the Junos OS System
Basics and Services Command Reference.
T1600 PIC Description on page 30
T1600 PICs Supported
The following alarms, LEDs, and other conditions indicate a problem with the power
system:
If all power supplies have failed, the system temperature might have exceeded the
threshold, causing the system to shut down.
The blue LED blinks when a power supply detects a fault (the power supply
DC OK
fails, does not have sufficient airflow, is going through a startup test, or is not properly
inserted).
The yellow LED lights when a power supply is not receiving enough airflow
OVER TEMP
to maintain proper temperature.
The green LED is off when an AC power supply is not receiving voltage.
AC OK
During normal operation:
The blue LEDs light to indicate that the power supplies are functioning normally.
DC OK
Each green
INPUT PRESENT
source DC power.
Chapter 16: Troubleshooting T1600 Router Hardware Components
E-FPC Type 3
1x 10GE(LAN),DWDM
1x OC-192 SONET XFP- Hardware Error
1x 10GE(LAN),XENPAK
E2-FPC Type 2
1x OC-48 SONET, SMIR
2x OC-12 ATM-II IQ, MM
8x 1GE(LAN), IQ2
FPC Type 3
1x 10GE(LAN),XENPAK
1x 10GE(LAN),XENPAK
8x 1GE(TYPE3), IQ2
8x 1GE(TYPE3), IQ2
FPC Type 4
4x OC-192 SONET XFP
FPC Type 3
4x OC-48 SONET
1x Tunnel
FPC Type 4
1x OC-768 SONET SR
LED on a DC power supply lights when the input is receiving
185