User's Manual

ISO 9001:2000 Cert. N°4500/1
Version 1.1 SDT_ARK6_User_Manual_ENG_vATSC Page 194 of 206
Input switching rules can be selected in the Alarms page through the SWITCH alarm mask and depend on the
transmission standard. Here below the available rules for each operative mode:
ITU
[ITU] No Video Input
[ITU] Input wrong standard
ATSC
[ATSC] No Input: input Transport Stream not locked
[ATSC] Input Overflow: input TS overflow
[ATSC] MH Err
[ATSC] FE Demodulator Not Locked: input RF signal not locked
[ATSC] FE SNR Low: RF input SNR under the alarm threshold
[ATSC] No TVCT: TVCT table not present in the selected input stream