User Manual

59
2 System Board
The Input/Output Controller Hub (82801AA)
MaxiLife Architecture The MaxiLife chip continuously monitors temperature and voltage sensors
located in critical regions on the system board. This chip receives data about
the various system components via a dedicated I
2
C bus, which is a reliable
communications bus to control the integrated circuit boards.
NOTE MaxiLife is powered by VSTBY. This means that it is functional as soon as the
power cord is plugged in.
LCD Status Panel
Serial EEPROM
Speed up/slow down
System Fans
I
2
C bus
HP MaxiLife
ADM024
PCI Slot 5 for
Alert On Lan
support
Memory
Memory
Memory
Memory
Temperature
Sensors
Voltage
Sensors