User Manual

188
User Manual
TILx-
-HL
TDTX 300 (master side or slave 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
<3dB
The transmitted optical
power experiences a
degradation which can no
more be compensated by
the AGC.
RED MINOR Return the unit MAJOR
Temperature
Alarm
Over-temperature alarm
(lower than 0° C or higher
than 65° C)
NONE WARNING
Check the subracks
ventilation; verify the
environmental
conditions involving
heating and air
circulation
MINOR
Table 5.17: Description of TDTX300 alarms, as they are described by the LMT
software or by the suspervision interface