Intel ATOM US15W - Manual (Page 46)

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User’s Manual 46
Document Number: 320264
Appendix A Daughter and Plug-In
Cards
A.1 Mott Canyon 4 Interposer Card
The Mott Canyon 4 Interposer card is provided to enable Intel® HD Audio functionality
on the Crown Beach Board. Functionality includes:
• Supports three Mobile Daughter Card (MDC) headers and up to two Intel® High
Definition codecs simultaneously
• Plugs into a PCI Express* slot—for mechanical stability only
• Electrically connected to the platform through a 26-pin ribbon cable from the Mott
Canyon 4 Interposer card to a 2 x 8 header (J9E2) and 2 x 4 header (J9E3) on
Crown Beach
• Intel® HD Audio MDC cards may require sideband signal cables for proper
operation
• Headers on the Mott Canyon 4 card are provided for both modem and audio
sideband signals
For additional information see Sheet 21 of the Crown Beach schematics.