Product specifications

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J7 : Standard IrDA Header
PIN No. Signal Description
1 VCC (+5V)
2 IOVSB
3 IRRX
4 Ground
5 IRTX
6 OVCROFF (Over Current Off)
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J18 : Two-port USB Interface Connector
PIN No. Signal Description PIN No. Signal Description
1 +5V 2 USBD0-
3 USBD0+ 4 USBGND0
5 +5V 6 USBD1-
7 USBD1+ 8 USBGND1
J21 : External Keyboard Connector
PIN No. Signal Description
1 Keyboard Clock
2 Keyboard Data
3 N/C
4 Ground
5 +5V
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J14/J17 : Chassis/CPU Fan Power Connector
PIN No. Signal Description
1 Ground
2 +12V
3 Pull-up 5V (Reserved for sense signal)
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J12/J16 : Ethernet RJ-45 Interface Connector
PIN No. Signal Description
1 TX+
2 TX-
3 RX+
4 Termination to Ground
5 Termination to Ground
6 RX-
7 Termination to Ground
8 Termination to Ground
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