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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.