Breakdown, Back-up master – Sharp UP-600 User Manual
Page 52
51
3. Recovery declaration — when the master
or back-up master recovers from a breakdown
When the master or back-up master recovers from a breakdown, the recovery declaration
operation should be taken to inform satellites of the recovery.
(1) When the master recovers from a breakdown — Recovery declaration at
the back-up master
1) The recovery declaration operation is done at the back-up master.
2) Each satellite stops sending updated GLU/PBLU data to the back-up master.
3) The back-up master sends the updated GLU/PBLU data files to the master.
4) The back-up master informs all satellites of the master’s recovery.
5) The satellites restart sending updated GLU/PBLU data to the master and backup
master.
Flow of a recovery declaration at the back-up master
3) Updated data file
Satellite
(Processing)
4) Master
recovery
information
2) Transmission stops.
Master declaration
1) Recovery
declaration
operation
Back-up master
Master
5) Restart of updated
data transmission