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20
3.13 USB Port
The 3308520/ provides 6 USB2.0 ports at
US1/US2/US3
.
US1/US2/US3: Internal USB2.0 Port
PIN Description PIN Description
1
VCC
2
VCC
3
USBD-
4
USBD-
5
USBD+
6
USBD+
7
GND
8
GND
1
2
7
8
3.14 CMOS Data Clear
The 3308520/ has a Clear CMOS jumper on
JP1.
JP1: Clear CMOS
Options
Settings
Normal Operation (default)
Short 1-2
Clear CMOS
Short 2-3
1
3
IMPORTANT:
Before you turn on the power of your system, please
set JP1 to Short 1-2 for normal operation.
3.15 Power and Fan Connectors
3308520/ provides one 4-pin power in at
PW1
.
PW1: 4-pin Power In Connector
PIN Description
1
VCC
2
GND
3
GND
4
+12V
1
4
Содержание 3308520
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