2: Key Features & Components

SMBus:

This connector is for a System Management Bus con- nection.

System Management Bus Connector SMB1

Function: SMBus connector.

Description: A System Management Bus (SMBus) lead connects to this connector.

More Information: See the “Connecting Internal Peripherals ” section of Chapter 5.

SMB1 System Management Bus pin-header connector

SMB1

Front Panel Connectors

Function: Multifunction pin header connector for system housing front panel features.

Description: This connector supports the following front panel features:

•Reset Switch

•IDE device activity LED

•System ACPI Suspend switch

•System Power LED

•Keyboard lock

•Housing-mounted speaker

More Information: See Chapter 4 “Installing the Board In A System Housing” and Chapter 6, “System Features”.

Front Panel Connector: Leads from the front panel features connect to this header.

Front Panel feature connector

Reset

IDE LED

ACPI Power On

Speaker

KL

System LED

Keyboard Lock

User’s Manual

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