Asus X900-PI4 User Manual download pdf (Page 36)

36 ASUS P4T User’s Manual

Connectors

3. H/W SETUP

3. HARDWARE SETUP

14) USB Headers (10-1 pin USB2)

If the USB Ports on the back panels are inadequate, a USB header is available

for two additional USB ports. Connect the 10-1 pin ribbon cable from the pro-

vided 2-port USB connector set to the midboard 10-1 pin USB header and mount

the USB connector set to an open slot on your chassis.

P4T

P4T USB Headers

USB2

610

1: USB Power

2: USBP2–

3: USBP2+

4: GND

5: NC

6: USB Power

7: USBP3–

8: USBP3+

9: GND

15) Hard Disk Drive Activity LED (2-pin HDDLED)

This lead supplies power to the cabinet’s hard disk drive activity LED. Read and

write activity by devices connected to the Primary/Secondary IDE connectors

will cause the LED to light up.

P4T Hard Disk Drive Activity LED

TIP: If the case-mounted LED

does not light, try reversing the

2-pin plug.

HDDLED

P4T

16) SCSI Activity LED Lead (2-pin SCSILED)

To use the Hard Disk Drive Activity LED indicator with a SCSI device con-

nected to an add-in PCI SCSI card, connect the 4-pin connector on the PCI SCSI

card to this lead. When connected, the cabinet’s IDE activity LED will indicate

activity of the SCSI device.

P4T SCSI LED Connector

SCSILED

P4T

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Asus X900-PI4 User Manual Page 36