Devices On The Smbus - HP Kayak xu700 Technical Reference Manual

High quality pseudo differential CD input
•
Mono microphone input
•
An analog line-level stereo inputs for LINE IN
•
Stereo line level output
•
Meets or exceeds Microsoft's PC'98 and PC'99 audio performance
•
requirements.
The CS4299 introduces a new architecture that is different from the one
used with the CS4280-CS4297 pair.
Previous Architecture
North Bridge
PCI Bus
South Bridge
CS4280 digital
controller
Audio controller link
CS4297

Devices on the SMBus

The SMBus is a subset of the I
at a maximum speed of 100 kHz. It is used to monitor some of the hardware
functions of the system board (such as voltage levels, temperature, fan
speed, memory presence and type), both at system boot and during normal
run-time. It is controlled by the SMBus controller located in the ICH2.
PCI Slots
Audio controller link
2
C bus. It is a two-wired serial bus which runs
The Input/Output Controller Hub 2 (82801BA)
New Architecture
North Bridge
South Bridge
CS4299
2 System Board
47