Praesideo 3.5 Installation and User Instructions 10 Events

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Event message:

Amplifier overload

Originator:

Amplifier channel in which the fault occurred. Extra information:

This fault event cannot be generated by LBB4428/xx Power Amplifiers.

Description:

Logs the overload of an amplifier channel. This fault event can only occur when the power amplifier is enabled with the configuration software.

Resolve:

When the power amplifier disconnects or when the fault is resolved manually.

Recommended action:

Decrease the number of loudspeakers connected to the amplifier channel OR

Decrease the loudspeaker line voltage. (This influences the maximum volume of the loudspeakers connected to the line).

Event message:

Amplifier short circuit

Originator:

Amplifier channel in which the fault occurred. Extra information:

This fault event cannot be generated by LBB4428/xx Power Amplifiers.

Description:

Logs a short-circuit of an amplifier channel. This fault event can only occur when the power amplifier is enabled with the configuration software.

Resolve:

When the fault disappears or when the unit disconnects.

Recommended action:

Check the cabling of the loudspeaker line. If necessary, repair the short circuit.

Event message:

Back-up power supply failure

Originator:

Unit in which the fault occurred. Extra information:

----

Description:

Logs the failure of the back-up power supply of a unit. This fault can only occur when the back-up supply of the unit is enabled with the configuration software.

Resolve:

When the back-up power supply returns or when the unit disconnects.

Recommended action:

Check the back-up power supply and its connections to the unit that generated the event. If necessary, repair them.

Event message:

Backup power supply failure remote call station Originator:

Remote call station that detects the backup power supply failure.

Extra information:

----

Description:

Logs a failure of the backup power supply of a remote call station.

Resolve:

When the call station interface disconnects or when the fault is no longer present.

Recommended action:

Connect the backup power supply or disable the backup power supervision in the configuration.

Bosch Security Systems 2011-02

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Bosch Appliances 3.5 manual Back-up power supply failure, Backup power supply failure remote call station Originator

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