User's Manual
ISO 9001:2000 Cert. N°4500/1
Version 1.1 SDT_ARK6_User_Manual_ENG_vATSC Page 114 of 206
Alarm
Description and limitations
Troubleshooting
Mode(2)
RF mask (1)
[ISDB-T] FE MER
Layer B
Front-End MER goes over the alarm
threshold.
Check input signal and cable
ISDB-T
X
[ISDB-T] FE MER
Layer C
Front-End MER goes over the alarm
threshold.
Check input signal and cable
ISDB-T
X
[ISDB-T] FE Pre-
Viterbi BER High
Layer A
Front-End Pre-Viterbi BER goes over the
alarm threshold.
Check input signal and cable
ISDB-T
X
[ISDB-T] FE Pre-
Viterbi BER High
Layer B
Front-End Pre-Viterbi BER goes over the
alarm threshold.
Check input signal and cable
ISDB-T
X
[ISDB-T] FE Pre-
Viterbi BER High
Layer C
Front-End Pre-Viterbi BER goes over the
alarm threshold.
Check input signal and cable
ISDB-T
X
[ISDB-T] FE
Emergency Flag
ISDB-T
X
[ATSC] No Input
Selected input is not present. It could be
either ASI or Tuner input.
Check input cable
Check input statistics
ATSC
X
[ATSC] Input
Overflow
Selected TS input overflow.
Check input signal
ATSC
X
[ATSC] MH Err
MH error.
Check input signal
ATSC
X
[ATSC] MEAS
Demodulator Not
Locked
ATSC demodulator of the Measure board not
locked.
Check the configuration
ATSC
0