User Manual

207
MN024-08
TMRX500 (master side)
ALARM
CODE
(TSUN
description)
ALARM
DESCRIPTION
ACTIVE LED
SUPERVISION
PRIORITY
LEVEL
ACTION
RECOMMENDED
RELÉ
PRIORITY
LEVEL
(subrack)
Power supply
alarm
There is a degradation
in power supply
distribution
RED MAJOR Return the unit MAJOR
AGC out of
range
The received optical
power experiences a
degradation which is
near to the AGC
working threshold (but
it can still compensate
losses)
NONE WARNING
Check the optical loss /
AGC status on the
TSRX or TMRX
module at the other
side of the
imterconnect link
MINOR
Optical power
fail
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
FSK modem
alarm
HW problem on the
10.7 MHz FSK
modulator/ demodulator
RED CRITICAL Return the unit MAJOR
UL RF alarm UL Hardware failure RED MAJOR Return the unit MAJOR
Current Fail Overcurrent alarm RED MAJOR Return the unit MAJOR
TILx-
-
HLW
Table 5.25: Description of the TMRX500 alarms, as they are described by the LMT software or by
the supervisione interface