Cisco 12008, Installation And Configuration Manual, Page: 253 / 382

Troubleshooting the Installation 5-3
Troubleshooting Overview
Table 5-1 Status of Alphanumeric Displays and LEDs at System Startup
Card LED Function Display Contents/LED Status/Meaning
RP LED alphanumeric
displays MSTR (top)
RP (bottom)
The RP is enabled and recognized by the system; a valid
Cisco IOS software image is running.
Line card LED alphanumeric
displays IOS (top)
RUN (bottom)
The line card is enabled and ready for use.
CSC(s) System alarm LEDs CRITICAL: OFF
MAJOR: OFF
MINOR: OFF
No system alarm conditions exist.
CSC Status LEDs FAIL: OFF
ENABLED: ON
The CSC is functional.
FAN FAIL Status
LEDs LINECARD (left LED): OFF
PWR SPLY (right LED): OFF
The fan trays are operational.
SFC Status LEDs FAIL (top): OFF
ENABLED (bottom): ON
All the SFCs are functional.
AC-input
power supply Power status LEDs AC INPUT OK (top): ON
OUTPUT FAIL (bottom): OFF
The power supply voltages are present and within
tolerance.
DC-input
power supply Power status LEDs INPUT OK (top): ON
OUTPUT FAIL (bottom): OFF
The power supply voltages are present and within
tolerance.