ST950S Plus+ Installation and Commissioning Manual
Figure 87. Heart Restoration Progress
The EFC now reboots, performs the restoration then programs the Primary, SEC and Fail Flash
processors in order to restore their state to that requested. The operation is completed by turning the
power to the controller off then on.
Figure 88. Fault Table on Restoration from Heart
The restore operation takes several minutes to complete during which time the controller reboots.
Contact via the handset is not possible whilst the restore is in progress. Completion is indicated by the
blue LED remaining permanently lit (on but not flashing).
The process is completed by turning the controller off then on.
10.4.7. Heart Replacement
It may become necessary to replace the Heart fitted to a CPU card, if it becomes faulty for example
(this will be reported in the Fault Table). The steps to perform this are described in this section.
Fit New Heart
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