Fujitsu FLM 150 ADM Maintenance And Trouble Clearing page 34

Maintenance and Trouble Clearing
FJTU-320-515-480
LED Color
FAIL Red
Blinking red
Off
LINE Red
Yellow
Off
SEND Green
Off
RCV Green
Off
LED Color
FAIL/SVCE Red
Blinking red
Green
Off
LINE 1/2/3 Red
Yellow
Green
Issue 9, May 1999
Table 2-4: HC1A-6Lx1 LED Descriptions
An internal failure or an incoming signal failure (such as an LOS or LOF) or
interconnect cables may be disconnected.
Unit MISMOUNT: the system is configured for a different mode, or the mounted
unit is not intended for use in the current configuration.
Normal operation (in service).
The incoming signal has degraded or failed. A service-affecting alarm (such as
BERSDP or BERSFP) exists on both drops.
A non–service-affecting failure, such as an AIS or RFI, has been detected.
Normal operation (in service).
The unit is transmitting.
Standby or out of service.
The unit is receiving.
Standby or out of service.
Table 2-5: HC1A-STS1 LED Descriptions
An internal failure.
Unit MISMOUNT: the system is configured for a different mode, or the
mounted unit is not intended for use in the current configuration.
Normal operation (in service).
Standby or out of service.
The incoming signal has degraded or failed. A service-affecting alarm (such as
a BERSDP or BERSFP) exists on both drops.
A non–service-affecting failure, such as an AIS or RFI, has been detected.
Normal operation (in service), TRMT (transmit) and RCV (receive).
FNC and FNC Customer Use Only
2.2: LED Descriptions
Meaning
Meaning
Vol. ll, Page 480.2-4