Bosch DVA-08K User Manual

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RAID Subsystem DVA-08K | Installation Manual
Subsystem Monitoring | en 33 
Bosch Security Systems
F.01U.027.797 | V2 | 2008.08
4.3.2
Failed Devices
The audible alarm will be triggered if any of the following devices fail:
Cooling fan modules
PSU modules
BBU modules
Hard drives
Components on the RAID controller
4.4
I
2
C Monitoring
Module presence detection and the general working status of cooling fan and other modules 
are monitored through an I
2
C serial bus. If any of these modules fails, the failure will be 
detected and you will be notified via the various methods described above.
i
NOTICE! 
If the temperature exceeds a preset threshold, the BBU charger circuits will stop charging. 
You will then receive a message that says “Thermal Shutdown/Enter Sleep Mode.” When the 
temperature falls back within normal range, the battery will resume charging.