Jetway Computer NMF93-Q77 - Manual (Page 13)

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Figure1：20-pin power plug Figure 2：24-pin power plug
(2) ATX 12V Power Connector (8-pin block): ATX12V
This is a new defined 8-pin connector that usually comes with ATX Power
Supply. The ATX Power Supply which fully supports AMD AM3 processor must
including this connector for support extra 12V voltage to maintain system power
consumption. Without this connector might cause system unstable because the
power supply can not provide sufficient current for system.
Pin1
4
Pin Definition No. Definition
1 GND 5 +12V
2 GND 6 +12V
3 GND 7 +12V
4 GND 8 +12V
(3) SATAIII Port connector: SATA1/SATA2
These connectors are high-speed SATAIII ports that support 6 GB/s transfer rate.
Pin No. Defnition
1 GND
2 TXP
3 TXN
4 GND
5 RXN
6 RXP
7 GND