2.4 Fault Recovery/Diagnostics
194
Feature Guide
2.4
Fault Recovery/Diagnostics
2.4.1
Power Failure Transfer
Description
If the power supply to the PBX fails, specific single line telephones (SLTs) are automatically connected to
specific CO lines (
Power Failure Connections
). The PBX will switch from the current connections to Power
Failure Connections, and all existing conversations will be disconnected.
Only CO line conversations handled by Power Failure Connections can be made during a power failure.
Conditions
•
Only ports 1 and 2 of the preinstalled LCOT4 card and ports 1 and 2 of the preinstalled hybrid ports can
be used for Power Failure Connections.
Note
When power is restored to the PBX and the Main Board is recovering, Power Failure Connections
remain established so that any existing conversations can be maintained.
•
Only CO line conversations are possible during a power failure. All other features will not work.
Installation Manual References
2.10.1 Power Failure Connections
2.4.2
Power Failure Restart
Description
When the electricity is turned back on, the PBX restarts, loads its stored data automatically, and logs the
event as a System Restart in the error log.
Conditions
•
In the event of a power failure, PBX memory is protected by a factory-installed lithium battery. There is
no memory loss except the memories of Automatic Callback Busy (Camp-on) (
→
Callback Busy (Camp-on)) and Call Park (
→
2.4.3
Local Alarm Information
Description
When the PBX detects an error, the System Alarm button on the proprietary telephone (PT) of an extension
which is allowed to use this feature through system programming (a maximum of two extensions per PBX),
lights red. Pressing the button will show the error number on the display. If multiple errors occur, the error
Summary of Contents for KX- TAW848
Page 5: ...Feature Guide 5 V VM Voice Mail VPS Voice Processing System X XDP eXtra Device Port ...
Page 13: ...Feature Guide 13 Section 1 Call Handling Features ...
Page 60: ...1 5 Making Call Features 60 Feature Guide User Manual References 1 2 1 Basic Calling ...
Page 167: ...Feature Guide 167 Section 2 System Configuration and Administration Features ...
Page 182: ...2 2 System Configuration Software 182 Feature Guide 3 2 2 Manager Programming ...
Page 196: ...2 4 Fault Recovery Diagnostics 196 Feature Guide ...
Page 197: ...Feature Guide 197 Section 3 Programming Instructions ...
Page 232: ...3 3 PT Programming 232 Feature Guide ...
Page 233: ...Feature Guide 233 Section 4 KX TAW848 Maintenance Console Operating Instructions ...
Page 545: ...4 14 ARS 8 Feature Guide 545 Feature Guide References 1 9 1 Automatic Route Selection ARS ...
Page 568: ...4 16 Maintenance 10 568 Feature Guide ...
Page 569: ...Feature Guide 569 Section 5 Appendix ...
Page 577: ...Feature Guide 577 Index ...
Page 583: ...Index Feature Guide 583 ...