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PRAESENSA
Event: Short circuit fault: output A and/or B
Group: Fault
Occurrence: Short circuit fault: output A and/or B.
Originator: Amplifier.
Recommended action: Check/replace loudspeakers, lines and connections.
Event: Amplifier channel fault: spare
Group: Fault
Occurrence: Logs the failure of the Amplifier spare channel.
Originator: Amplifier.
Recommended action: Check/replace amplifier input, output and power signals.
Event: End of line fault: output A and/or B
Group: Fault
Occurrence: End of line fault: output A/B.
Originator: Amplifier channel.
Recommended action: Check/replace EOL board, lines and connections.
18.2.3
Multifunction power supply (MPS)
The following fault events can only occur on multifunction power supply devices.
Event: Amplifier 1/2/3 lifeline supply fault
Group: Fault
Occurrence: Logs the failure of the 18 V power supply for amplifier 1 and/or 2 and/or 3.
Originator: MPS
Resolve: When the error is no longer present or when the device disconnects.
Recommended action:
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Event: Amplifier 1/2/3 lifeline audio fault
Group: Fault
Occurrence: Logs the failure of the lifeline audio output for amplifier 1 and/or 2 and/or 3.
Originator: MPS
Resolve: When the error is no longer present or when the device disconnects.
Recommended action:
–
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Event: Battery supply fault: outpu 1/2/3
Group: Fault
Occurrence: Logs the failure of the battery power supply for amplifier 1 and/or 2 and/or 3.
Originator: MPS
Resolve: When the error is no longer present or when the device disconnects.
Bosch Security Systems B.V.
Check the MPS lifeline 18 V output power supply, lines and connections.
Check the amplifier 18 V output power supply input, lines and connections.
Check the MPS lifeline, audio lines and connections.
Check the amplifier lifeline, audio lines and connections.
Configuration manual
Event messages | en 147
2020-09 | V1.20 | PRAESENSA 1.20
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