Intel MB440LX manual Auxiliary Power Connector, I2C Connector

Power Connector

Pin	Signal	Color	Pin	Signal	Color
1	+5 V	Red	13	+5 V	Red
2	+5 V	Red	14	+5 V	Red
3	-5 V	White	15	+5 V	Red
4	-12 V	Blue	16	+5 V	Red
5	GND	Black	17	GND	Black
6	GND	Black	18	GND	Black
7	GND	Black	19	GND	Black
8	GND	Black	20	GND	Black
9	GND	Black	21	GND	Black
10	+3.3 V	Orange	22	+3.3 V	Orange
11	+12 V	Yellow	23	+3.3 V	Orange
12	+12 V	Yellow	24	+12 V	Yellow

Auxiliary Power Connector

Pin Signal

1+5 V Remote sense return

2+5 V Remote sense

3+3.3 V Remote sense

4+3.3 V Remote sense return

I2C Connector

Pin Signal

1LOCAL_I2C_SCL

2GND (ground)

3LOCAL_I2C_SDA

188 Chapter 9 I/O Ports and Connectors