Ssxc Card-Level Indicators; Stm-N Card Indicators; Table 2-14 Tsc Card Network-Level Indicators; Table 2-15 Ssxc Card-Level Indicators - Cisco ONS 15600 SDH Troubleshooting Manual

Chapter 2 Alarm Troubleshooting
Table 2-14
Indicator LED
FREE RUN
HOLDOVER
ACO

2.7.3 SSXC Card-Level Indicators

Table 2-15
Table 2-15
Indicators LED
STAT
SRV

2.7.4 STM-N Card Indicators

Table 2-16
Note STM-N card SF and SD card-level LEDs are not displayed in CTC.
Table 2-16
Indicators
STAT LED
July 2010
TSC Card Network-Level Indicators (continued)
Color Definition
Green The node is not using an external timing reference. Indicated when the
timing mode is set to an internal reference or after all external references
are lost.
Amber External/line timing references have failed. The TSC card has switched
to internal timing and the 24-hour holdover period has not elapsed.
Amber The alarm cutoff (ACO) push button has been activated. After pressing
the ACO button, the amber ACO LED turns on. The ACO button opens
the audible closure on the backplane. The ACO state is stopped if a new
alarm occurs. After the originating alarm is cleared, the ACO LED and
audible alarm control are reset.
describes the functions of the card-level LEDs on the SSXC card faceplate.
SSXC Card-Level Indicators
Color Definition
Red Indicates a hardware fault; this LED is off during normal operation.
Replace the card if the STAT LED persists. During diagnostics, the LED
flashes quickly during initialization and flashes slowly during
configuration synchronization.
Green The service mode of the card. Green indicates the card is in use; no light
indicates that the card can be removed for service.
Amber The service mode of the card. Amber indicates the card is in use; no light
indicates that the card can be removed for service.
describes the functions of the card-level LEDs on the STM-16 and STM-64 cards.
STM-N Card-Level Indicators
Color Description
Red Indicates a hardware fault; this LED is off during normal operation.
Replace the card if the STAT LED persists. During diagnostics, the LED
flashes quickly during initialization and flashes slowly during
configuration synchronization.
2.7.3 SSXC Card-Level Indicators
Cisco ONS 15600 SDH Troubleshooting Guide, R8.0
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