User's Manual Part 3

Screen Service SDT 501 UB-C ARK 1-T Operations
May, 2010 v 1.0 Page 3 - 97
Alarm Description and limitations Troubleshooting
Signal 960 MHz Lock 960 MHz is not locked.
• Hardware fault
Input Not valid
Seamless improper working warning
An error has been detected on Logical seamless input. The
possible errors which may be detected on input are:
• PAT error
• MIP error
• TS synchronization
• Packet jitter
• Transport error
• ASI word error
When the alarm is detected, an event (if event mask is
enabled on alarm mask) shows the cause of the error. The
cause shown is only one, and it is the heaviest one. The
priority in the errors is as previously listed (the heaviest error
cause is the one listed in the bottom of the list, and so on).
• Check input signal
• Check cable connection status
• Hardware fault