User Manual

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User Manual
TDTX300 (master side)
ALARM
CODE
(TSUN
description)
ALARM
DESCRIPTION
ACTIVE
LED
SUPERVISION
PRIORITY
LEVEL
ACTION
RECOMMENDED
RELÉ
PRIORITY
LEVEL
(subrack)
Vcc alarm
There is a degradation
on the power supply
provided by the
backplane
RED MAJOR Return the unit MAJOR
Optical
Power
< 1dB
The received optical
power experiences a
degradation which is
near to the AGC
working threshold (but it
can still compensate
losses)
NONE MINOR
Check the optical loss /
AGC status on the
TSRX or TMRX
module at the other side
of the imterconnect link
MINOR
Optical power
< 3 dB
The transmitted optical
power experiences a
degradation which can
no more be compensated
by the AGC.
RED MAJOR Return the unit MAJOR
Temperature
Alarm
Over-temperature alarm NONE WARNING
Check the subrack and
cabinet ventilation,
verify the
environmental
conditions involving
heating and air
circulation
MINOR
TILx-
-
HLW
Table 5.24: Description of the TDTX300 alarms, as they are described by the LMT
software or by the supervisione interface