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NEX 6620A User's Guide
J15 : 2x4 Pin Header for Digital I/O
Pin No.
1
3
5
7
J20 : 1x5 Pin Header for External IrDA
Pin No.
1
3
5
J21 : 2.54mm 1x6 JST Connector for USB3, USB4
Pin No.
1
3
5
J22, J23, J24 : 2.54mm 1x3 JST CASE FAN Connector
Pin No.
1
3
J25 : 1x2 Pin Header for BIOS Hardware Protection
Pin No.
1
J26 : 1x2 Pin Header for I
Pin No.
1
Switches and Connectors
( Refer to Appendix for Control Table )
Description
Digital input 1
Digital input 2
Digital input 3
Digital input 4
Description
+5V
IR Receiver
IR Transceiver
Description
+5V Standby
USB3 Plus
USB4 Plus
Description
Sense
Ground
Description
Ground
2
C (SMBUS)
Description
Data
Pin No.
2
4
6
8
Pin No.
2
4
PIN No.
2
USB3 Minus
4
USB4 Minus
6
EMI Ground
Pin No.
2
Pin No.
2
Pin No.
2
Rev. B0
0301
Description
Digital output 1
Digital output 2
Digital output 3
Digital output 4
Description
NC
Ground
Description
Description
+12V
Description
Active signal
Description
Clock
2-11
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