Bosch Appliances 3.5 manual en, Line input failure, Line supervision master mismatch

Praesideo 3.5 Installation and User Instructions 10 Events

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Event message:

Line input failure

Originator:

Audio input that did not receive the pilot tone. Extra information:

This fault can only occur on a network controller, audio expander or power amplifier.

Description:

Logs the failure of a connection or cable to a supervised audio line input on a unit. Resolve:

When the error is no longer present or when the unit disconnects.

Recommended action:

Check the audio connection to the line input that has reported the fault. Check the source of the audio signal and the level of the pilot tone.

Event message:

Line supervision master mismatch

Originator:

Amplifier channel in which the fault occurred. Extra information:

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Description:

Logs the mismatch between the installed line supervision devices and the configured line supervision devices. This fault event can only occur when the amplifier channel is enabled with the configuration software.

Resolve:

When the installed and configured line supervision devices match.

Recommended action:

Disable wireless line supervision for the specified amplifier channel with the web interface or install supervision-masters for all channels that use wireless line supervision.

Event message:

Loudspeaker failure

Originator:

Amplifier channel in which the fault occurred. Extra information:

Address(es) and name(s) of loudspeaker 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 300 s.

When this fault event is 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 LBB4441/00 Loudspeaker 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 connected to the loudspeaker supervision board that has reported the fault. Also check the loudspeaker line and the loudspeaker supervision board itself.

Bosch Security Systems 2011-02