Cisco 6200 User Manual page 12

1
Hardware Description
Table 1-3
LED
POWER
READY
PRIME
SEC
TD
RD
1-12 Cisco 6200 User Guide
LEDs on the NTC OC-3
Color Condition Indicated
Green The module is receiving power.
Green The NTC is experiencing no problems.
Yellow The NTC failed its power-on self test; it has a hardware problem. Refer to
Chapter 7, "Troubleshooting."
Off The NTC is either initializing or in test mode.
Green This NTC is active and is using the primary bus.
Green This NTC is active and is using the secondary bus. (Redundant systems only.)
Green None of the fault conditions that cause the LED to turn yellow or turn off have
been reported.
Yellow The LRFI fault condition has been reported on the transmit side.
Red The PRFI fault condition has been reported on the transmit side.
Green None of the fault conditions that cause the LED to turn yellow or turn off have
been reported.
Yellow One or more of the following fault conditions have been reported on the receive
side: LOS, LOF, LOP, EQF, LOCD, LAIS.
Red One or more of the following fault conditions have been reported on the receive
side: PAIS, LOST, Signal Label Mismatch. It is not possible to determine with a
high degree of certainty the operational state of the link when one of these
conditions is present.
78-5296-02 10/02/98