HP XU800 User Manual
Page 56
56
2 System Board
The Input/Output Controller Hub (82801AA)
The following devices are connected to the SMBus:
•
LCD status panel.
•
One Serial EEPROM MaxiLife (also includes backup values of CMOS
settings).
•
PCI slot 5, thus being ready for Alert-On LAN (AOL) from a hardware
level.
•
ICH SMBus Master Controller 100 kHz maximum.
•
MaxiLife for hardware management, bus master controller.
•
One LM75 thermal sensor on the system board.
•
One ADM1024 hardware monitoring sensor.
•
RIMM or DIMM serial EEPROM.
I840 Memory
Controller Hub
(MCH)
I/O Controller Hub
(ICH) 82801AA
MaxiLife
Monitoring
Chip
Serial
EEPROM
SM
B
us
2 x USB
Controller
LCD
Status
Panel
Host (also called FSB)
Bus 100/133 MHz,
HUB LINK 8
(233 MB/s data
transfer rate)
SM Bus
Controller
Fans
Intel Pentium III
Processor
I/O Controller Hub
(ICH) 82801AA
PCI Bridge
IDE
Controller
DMA
Controller