Audio Subsystem; Front Panel Audio Connectors; Audio Subsystem Software - Intel D845PEMY Specification

Intel Desktop Board D845PEMY Technical Product Specification

1.9 Audio Subsystem

The audio subsystem consists of the following devices:
•
Intel 82801DB I/O Controller Hub (ICH4)
•
Realtek ALC202A audio codec
The audio subsystem includes these features:
• Signal-to-noise ratio ≥ 90 dB
•
Supports wake events (driver dependent)
•
Mic in pre-amp that supports dynamic, condenser, and electret microphones
The audio subsystem supports the following audio interfaces:
•
Front panel audio connector, including pins for:
⎯ Line out
⎯ Mic in
•
Back panel audio connectors:
⎯ Line out
⎯ Line in
⎯ Mic in

1.9.1 Front Panel Audio Connectors

A 2 x 5-pin connector provides mic in and line out signals for front panel audio connectors.
For information about
The location of the connector
The signal names of the front panel audio connector
NOTE
The front panel audio connector is alternately used as a jumper block for routing audio signals.
Refer to Section 2.9.1 on page 48 for more information.

1.9.2 Audio Subsystem Software

Audio software and drivers are available from Intel's World Wide Web site.
For information about
Obtaining audio software and drivers
22
Refer to
Figure 5, page 40
Table 16, page 41
Refer to
Section 1.3, page 14