Supermicro SC721TQ-250B, User Manual

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C-3
Appendix C: BPN-SAS-733TQ Backplane Specifications
•
Drive activity and drive failure indication for each drive slot.
•
Overheat/drive failure alarm via a buzzer* installed on the backplane.
•
A built in overheat/drive failure LED Indicator built in
•
Temperature monitoring via a two wire (I
2
C) temperature sensor in the MG
9071 chip
*The buzzer sound indicates that a condition requiring immediate attention has
occurred.
The buzzer alarm is triggered by the following conditions:
•
Hard drive failure
•
Fan failure
•
System temperature over 45º Celsius.