4. H ard di sk acti vi ty LED connector (4-pi n HDLED1)

This connector supplies power to the hard disk activity LED. The read or write activities of any device connected to the SCSI connectors or the SATA connectors cause this LED to light up.

P5MT-S

HDLED1

1

NC ADD_IN_CARD_ACT# ADD_IN_CARD_ACT# NC

P5MT-S SCSI/SATA Card Activity LED Connector

5. USB connector (10-1 pi n USB34)

This connector is for USB 2.0 ports. Connect the USB module cable to this connector, then install the module to a slot opening at the back of the system chassis. This USB connector complies with USB 2.0 specification that supports up to 480 Mbps connection speed.

P5MT-S

P5MT-S USB 2.0 Connector

_USB_USBGNDNC USB+5VP3 -P3+

USB34

USB+5V-P2+GND

P2__

USBUSB

The USB port module is purchased separately.

2-26

Chapter 2: Hardware information