Intel D845PEBT2

Product Description
31
Figure 6 is a block diagram of the 6-channel audio subsystem.
82801DB
I/O Controller Hub
(ICH4)
OM15030
AC ’97
Link
AD1980
Audio Codec
Mic In
Front Left and Right Out
CD-ROM
Line In
Center and LFE Out
Rear Left and Right Out
Digital S/PDIF
Optical S/PDIF
Figure 5. 6-Channel Audio Subsystem Block Diagram
For information about Refer to
The front panel audio connector Section 2.8.3, page 68
The back panel audio connectors Section 2.8.1, page 52
1.12.2 2-Channel Audio Subsystem (Optional)
The audio subsystem includes the following:
• Intel 82801DB I/O Controller Hub (ICH4)
• Analog Devices AD1981B audio codec
• Microphone input that supports a single dynamic, condenser, or electret microphone
The subsystem has the following connectors:
• Front panel audio connector, including pins for:
 Line out
 Mic in
• Back panel audio connectors:
 Line out
 Line in
 Mic in
• ATAPI-style CD-ROM connector