Intel D975XBX User Manual

Technical Reference
67
2.7.2.5 Front Panel USB Connectors
Figure 21 is a connection diagram for the front panel USB connectors.
#
INTEGRATOR’S NOTES
• The +5 V DC power on the USB connector is fused.
• Pins 1, 3, 5, and 7 comprise one USB port.
• Pins 2, 4, 6, and 8 comprise one USB port.
• Use only a front panel USB connector that conforms to the USB 2.0 specification for high-
performance USB devices.
OM15963
8
6
4
2
7
5
3
1
Key (no pin)
No Connect
10
Power
(+5 V DC)
D−
D+
Ground
D+
Ground
D−
Power
(+5 V DC)
One
USB
Port
One
USB
Port
Figure 21. Connection Diagram for Front Panel USB Connectors

Intel D975XBX Specifications

General

Chipset	Intel 975X
Socket	LGA 775
Memory Type	DDR2
Memory Slots	4
Maximum Memory	8 GB
Form Factor	ATX
RAID Support	RAID 0, 1, 5, 10
USB Ports	8 x USB 2.0
Supported Processors	Intel Pentium 4, Pentium D, Core 2 Duo
Memory Speed	533/667 MHz
Expansion Slots	2 x PCI Express x16, 1 x PCI Express x4, 2 x PCI
Storage Interfaces	4 x SATA 3Gb/s, 1 x PATA
Audio	Intel High Definition Audio
LAN	Gigabit Ethernet