Troubleshooting The Power Distribution System - Cisco ASR 9001-S Hardware Installation Manual

Troubleshooting the Power Subsystem

Troubleshooting the Power Distribution System

The power distribution system consists of:
•
•
•
Use this procedure to troubleshoot the power distribution system:
Step 1 Check each power module to make sure that:
•
•
•
If the power modules meet the above criteria, then the correct source power is present and within
tolerance, and output DC power is present. The power modules are functioning properly.
Make sure the fan tray is operating:
Step 2
•
Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide
4-8
host 1.8V_ZAR_LDO
host 3.3V_ZAR_LDO
host 2.5V_SKT_SKM
host 1.8V_LGTNG
host 1.5V_NP4C_1
host 1.5V_SKT
host 1.05V_NP4C_CORE
host 1.0V_SKT
host 1.0V_SKM
host 1.0V_LGTNG_CORE
host 0.9V_TCAM0_CORE
host 0.9V_TCAM1_CORE
host 3.3V_CLK_LDO
host 2.5V_CLK_LDO
host 1.2V_WL_LDO
host 1.0V_WL_LDO
host 1.0V_PEX1
host 1.0V_PEX2
host 1.5V_NP4C2
LED Information
---------------------------------------------
R/S/I Modules LED
0/RSP0/*
host Critical-Alarm
host Major-Alarm
host Minor-Alarm
host ACO
host Fail
RP/0/RSP0/CPU0:ios#
AC or DC power modules that supply +12 VDC to the backplane.
Chassis backplane that carries voltage to chassis components.
DC-to-DC converters that convert +12 VDC from the backplane to the correct voltages required by
the line card.
Power module is fully inserted and properly secured by its latch.
Green LED is on.
Amber LED is off.
If the fan tray is functioning, then the +12 VDC from the chassis backplane to the fan tray is
functioning properly.
Chapter 4
1799 n/a
3300 n/a
2500 n/a
1800 n/a
1500 n/a
1500 n/a
1050 n/a
1000 n/a
999 n/a
1000 n/a
910 n/a
909 n/a
3299 n/a
2499 n/a
1199 n/a
999 n/a
992 n/a
999 n/a
1500 n/a
Status
Off
Off
Off
Off
Off
Troubleshooting the Installation
OL-26701-02