User`s manual

Chapter 2

System Management Bus Connector: SM Bus

The connector allows you to connect SM Bus (System Management Bus)

devices for IPMB. Devices communicate with an SM Bus host and or other

SM Bus devices using the SM Bus interface.

Pin Signal

1 551SMDAT_IP

2 GND

3 551SMBCLK_IP

4 +3.3VSUS

Buzzer Connector: Buzzer

This pin header allows you to connect a buzzer device.

Pin Signal

1 SPEAK-

2 NC

3 NC

4 +5V

IPMB

BUZZE