Bosch PRAESENSA PRA-CSLD - Multifunction Power Supply (MPS)

PRAESENSA Event messages | en 147
Bosch Security Systems B.V. Configuration manual 2020-09 | V1.20 | PRAESENSA 1.20
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:
– Check the MPS lifeline 18V output power supply, lines and connections.
– Check the amplifier 18V output power supply input, lines and connections.
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:
– Check the MPS lifeline, audio lines and connections.
– Check the amplifier lifeline, audio lines and connections.
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.