Intel Desktop Board D865PCD Technical Product Specification
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1.7.4 Keyboard and Mouse Interface

PS/2 keyboard and mouse connectors are located on the back panel.
✏ NOTE
The keyboard is supported in the bottom PS/2 connector and the mouse is supported in the top
PS/2 connector. Power to the computer should be turned off before a keyboard or mouse is
connected or disconnected.
For information about Refer to
The location of the keyboard and mouse connectors Figure 8, page 44
1.8 Audio Subsystem
The board provides an audio subsystem based on the Realtek ALC202 codec.

1.8.1 Realtek ALC202-based Audio Subsystem

The Realtek ALC202-based audio subsystem consists of the following devices:
• Intel 82801EB I/O Controller Hub (ICH5)
• Realtek ALC202 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 back panel audio connectors for this audio subsystem including the following:
• Line out
• Line in
• Mic in

1.8.2 Audio Connectors

1.8.2.1 Front Panel Audio Connector

A 2 x 5-pin connector provides mic in and line out signals for front panel audio connectors.
For information about Refer to
The location of the connector Figure 9, page 46
The signal names of the front panel audio connector Table 17, page 47
✏ 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 56 for more information.