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2.2: LED Descriptions
Issue 9, May 1999
FNC and FNC Customer Use Only
Vol. ll, Page 480.2-10
Maintenance and Trouble Clearing
FJTU-320-515-480
Table 2-17: TCA LED Descriptions
LED
Color
Meaning
FAIL/SVCE
Red
An internal failure, or the internal clock or BITS output is down.
Green
Normal operation (in service).
Off
Indicates standby or out of service.
LINE
Red
The incoming signal has degraded or failed. A service-affecting alarm (such as an
AIS, LOS, or LOF) exists on both drops.
Off
Normal operation (in service).
Table 2-18: TCA–ENH LED Descriptions
LED
Color
Meaning
FAIL/SVCE
Red
Unit failure
Green
Normal (in service)
Yellow
AW1A unit TST button pressed
LINE
Red
Line failure
Green
Normal (in service)
Summary of Contents for FLM 150 ADM
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