Chapter 3: Subsystem Monitoring
I2C Monitoring
3-11
3.3.2 Failed
Devices
If any of the following devices fail, the audible alarm will be triggered:
•
Cooling module
•
PSU module
•
BBU
•
Hard drive
NOTE:
When the temperature exceeds a preset threshold, the controller’s
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.
3.4. I
2
C Monitoring
Presence detection and the general working status of the cooling fan and
other modules are monitored through an I
2
C serial bus. If any of these
modules fail, you will be notified via the various methods described above.