Sharp UP-820F User Manual

Page 62

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(2) When the back-up master recovers from a breakdown – Recovery

declaration at the master

Flow of a recovery declaration at the master

1) The recovery declaration operation is done at the master.

2) Each satellite stops sending updated GLU data (and clerk data*) to the master temporarily.

3) The master sends the updated GLU data (and clerk data*) files to the back-up master.

4) The master informs all satellites of the back-up master's recovery.

5) The satellites restart sending updated GLU data (and clerk data*) to the back-up master and the

IRC system returns to the normal state.

*Only for the centralized clerk file system

The recovery declaration procedure is the same as “(1) When the master recovers from a breakdown.”

2) Transmission stops
temporarily.

3) Updated data file

Satellite

4) Back-up master
recovery information

Back-up master

Master

1) Recovery declaration

5) Restart of updated data transmission

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