Table of Contents
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Troubleshooting Overview
Identifying Startup Issues
Table 4-1
Alphanumeric Displays and LEDs at System Startup
Component
Type of Indicator
RP
Alphanumeric
display
Line Cards
Alphanumeric
display
Alarm Display Detected alarm
severity
MBUS (Alarm A and
Alarm B cards)
CSC 0 and 1
SFC 0, 1, 2, 3, and 4
AC Power
Power status
Supplies
Cisco XR 12410 and Cisco XR 12810 Router Installation Guide
4-4
Table 4-1
shows the contents of the alphanumeric displays on the RP and the line
cards, as well as the normal LED states on the alarm card, the power entry
modules (AC or DC), and the blower module after a successful system startup.
Display Contents/LED Status and Meaning
Top row: MSTR
Bottom row: PRP
The RP is enabled and recognized by the system; a valid
Cisco software image is running.
Top row: IOS XR
Bottom row: RUN
The line card is enabled and ready for use.
Critical: Off
Major: Off
Minor: Off
Enabled: On
Fail: Off
Enabled: On
Fail: Off
Enabled: On
Fail: Off
Pwr OK: On
Fault: Off
Temp: Off
Ilim: Off
The correct power module voltages are present and no faults
have been detected.
Chapter 4
Troubleshooting the Installation
OL-17441-01
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Table of Contents
Troubleshooting
