Cisco Model GS7000 4-Port Node 1 GHz with 42 54 Split Installation Guide
Chapter 4 Troubleshooting
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4015678 Rev B
SM/LCM Sensors and Indicators
The SM/LCM housing contains a sensor and two indicators which provide the same
indications whether the module is a local control module or a full status monitor.
indications whether the module is a local control module or a full status monitor.
Note: Refer to Status Monitor/Local Control Module Description (on page 6) for an
illustration of the housing and indicators.
illustration of the housing and indicators.
The functions of the sensor and indicators are described in the following table.
LED Indication
LIGHT SENSOR
LIGHT SENSOR
This ambient light sensor sends a trap to the status monitoring
and control software indicating that the node housing is open.
and control software indicating that the node housing is open.
COND
(Green LED)
(Green LED)
BLINK (slow) - Blinks approximately once a second if the
module receives the correct input power voltage.
module receives the correct input power voltage.
STATUS
(Red LED)
(Red LED)
OFF - Normal operation.
BLINK (slow) - Minor alarm. One or more of the measured
parameters is over threshold limit. Blinks approximately once
per second.
parameters is over threshold limit. Blinks approximately once
per second.
FLASH (fast) - Redundancy is ON. One or both of the primary
optical receivers has failed and the secondary receivers are now
operating. Flashes approximately two/three times per second.
optical receivers has failed and the secondary receivers are now
operating. Flashes approximately two/three times per second.
ON (solid) - 1x/2x Fwd Seg: Redundancy has failed. One or
both of the primary optical receivers has failed and the
secondary receivers are also not operating. 3x and 4x Fwd Seg:
A receiver has failed.
both of the primary optical receivers has failed and the
secondary receivers are also not operating. 3x and 4x Fwd Seg:
A receiver has failed.