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US2: USB2.0 Connector
PIN Description PIN Description
1
VCC
2
VCC
3
DATA0-N
4
DATA1-N
5
DATA0-P
6
DATA1-P
7
GND
8
GND
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US3: USB Connector
PIN Description PIN Description
VCC
DATA0-N
DATA0-P
G ND
1
2
VCC
DATA1-N
DATA1-P
G ND
7
8
1 4
1
VCC
2
DATA3-P
3
DATA3-N
4
GND
3.14 CMOS Data Clear
The 3302670 has a Clear CMOS jumper on
JP2.
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JP2: Clear CMOS
Options
Settings
Normal Operation (default)
Short 1-2
Clear CMOS
Short 2-3
IMPORTANT:
Before you turn on the power of your system, please
set JP2 to short 1-2 for normal operation.
3.15 Power and Fan Connectors
3302670 provides one 20-pin and one 4-pin ATX power connectors at
PW1
and
PW2.
3302670 must use P4 power supply. One of 4-pin connectors is for
+12V lead which should be connected to
PW2
.
20-pin ATX Power Connector can be connected to Backplane or to
PW1
.
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PW2: 4-pin ATX Power Connector
PIN Description PIN Description
1
GND
2
GND
3
12V
4
12V
GND
+12V
1
2
GND
+12V
3
4
17
Содержание 3302670
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