User`s guide

Hardware Components

18 M1 System Management Board User’s Guide

ATX Connector Supply

The ATX connections demonstrate the analog function features of the M1AFS1500-FG484 device. The functional

description and pin out information is shown in Figure 2-8. All supplies on the ATX power supply can support a

maximum of 10 A.

Figure 2-8. M1AFS1500-FG484 Functional Description

ATX Input Power Supply

12V

3.3V

External Board Power Supply

12V

3.3V

M7AFS

AG2

AG1

AG0

AV9

AV7

12V 5V

3.3V

AV2

AV1

AV0

AC2

AC1

AC0

0.1 ohm 0.1 ohm 0.1 ohm

Current Monitored Output Power Supply

Q13 Q14 Q15

Table 2-8 · ATX Main Power Connector Pinout

Pin Number Signal Function

1 +3.3 VDC

2 +3.3 VDC

3COM

4 +5 VDC

5COM

6 +5 VDC

7COM

8 PWR_OK