Intel Desktop Board D945PWM Technical Product Specification
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2.8.2.6 Front Panel USB Connectors
Figure 18 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-
speed 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 18. Connection Diagram for Front Panel USB Connectors
2.8.2.7 Front Panel IEEE 1394a Connectors
Figure 19 is a connection diagram for the IEEE 1394a connectors.
OM17834
TPA
−
Ground
Ground
Key (no pin)
TPA+
TPB
−
TPB
+12 V DC
+12 V DC
Ground
8
6
4
2
7
5
3
1
10
Figure 19. Connection Diagram for IEEE 1394a Connectors
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INTEGRATOR’S NOTES
•
The IEEE 1394a connectors are colored blue.
•
The +12 V DC power on the IEEE 1394a connectors is fused.
•
Each IEEE 1394a connector provides one IEEE 1394a port.