56 Chapter 3: Replacing Pre-Installed Components
3.8.2 M1028 Power Board Features
J3/J4 PS_ON&PGD Connector
J1/J2 SMBUS Signal Connector
1Key PIN
2 PS ON
3 Power Good
1 PS ON/FAULT
2 PCI_SMBUSCL
3 PCI_SMBUSDA
4N/A
J1 SMBUS Sig-
nal Connector
J3 PS_ON&PGD
Connector
J2 SMBUS Sig-
nal Connector
J4 PS_ON&PGD
Connector
