User's Manual
ISO 9001:2000 Cert. N°4500/1
Version 1.1 SDT_ARK6_User_Manual_ENG_vATSC Page 106 of 206
Alarm
Description and limitations
Troubleshooting
Mode(2)
RF mask (1)
[DVB-T2] MEAS MER
Low
Measure MER goes under the alarm
threshold.
Check the configuration
Check if the configuration has been loaded
T2
0
[DVB-T2] MEAS
Signal Quality Low
Measure Signal Quality goes under the alarm
threshold.
Check the configuration
Check if the configuration has been loaded
T2
0
[DVB-T2] T2-MI Err
The logical OR of the following conditions:
CRC of incoming T2-MI pkts is not
correct.
The Network mode is SFN but the
selected Parameters Source is not T2-MI
Parameters.
Check input signal
T2
1
[DVB-T2] T2-MIP Err
T2-MIP errors
Check input signal
T2
X
[DVB-T2] Holdover
An alarm that is raised when the Holdover
function is enabled and the set timeout period
elapsed prior to regain the lock of the
frequency reference.
Check input frequency reference source.
T2
X
[DVB-T2] PPS Phase
1PPS is not lock to a source reference
common to the network. This alarm is
available only when the frequency reference
is external.
Check 1PPS
Hardware fault
T2
X
[DVB-T2]
Configuration Not
Loaded
Some configuration parameters have been
changed and the current configuration has not
been loaded yet.
Load the configuration through the Load Config
button in DVB-T2 Processing window
T2
X
[DVB-T2] FE LDPC
Mean Err
RF input LDPC iteration per minute goes over
the alarm threshold.
Check input signal
T2
X