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Bosch Security Systems | 2011-02
Praesideo 3.5 | Installation and User Instructions | 10 | Events en | 427
Event message:
Loudspeaker line failure
Originator:
Amplifier channel in which the fault occurred.
Extra information:
Address(es) and name(s) of end of line supervision
board(s).
The system cannot attach the Resolved status to this
event immediately after the fault has been resolved,
because the system first must establish a
communication link with the supervision board. This
can take up to 100 s.
When this fault event reset before the system has
attached the Resolved status to it, the status of the
fault event becomes Reset. Then, the same fault event
is raised again with status New.
Description:
Logs the supervision failure of one or more
LBB4443/00 End of Line (EOL) Supervision Boards.
This fault can only occur when the amplifier channel
and supervision boards are enabled with the
configuration software.
Resolve:
When the power amplifier disconnects or when the
fault is resolved manually.
Recommended action:
Check the loudspeaker line connected to the EOL
supervision board that has reported the fault. Also
check the loudspeaker and the EOL supervision
board itself.
Event message:
Mains power supply failure
Originator:
Unit in which the fault occurred.
Extra information:
----
Description:
Logs the failure of the mains power supply.
Resolve:
When the mains power returns or when the unit
disconnects.
Recommended action:
Check the mains power supply and its connections to
the unit that generated the event.
Event message:
Memory error
Originator:
Unit in which the fault occurred.
Extra information:
Whether the flash memory is defective, whether the
EEPROM memory is defective.
This fault event cannot be generated by open
interface clients.
Description:
Logs a memory fault.
Resolve:
When the fault disappears or when the unit
disconnects.
Recommended action:
• Restart the network controller OR
• Switch off the unit in which the fault occurred OR
• Replace the unit in which the fault occurred.