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Intel NM70-ITX series Motherboard
SATA3
SATA2
SATA1
Serial-ATA (SATA) Connectors (SATA1~3)
The Serial ATA connector is used to connect the Serial ATA device to the motherboard. These
connectors support the thin Serial ATA cables for primary storage devices. The motherboard
incorporates two SATA II ports (SATA2/3) with maximum transfer rate up to 3.0 Gb/s each and
one SATA III port (SATA1 has power pin +5V/GND) with maximum tranansfer rate up to 6.0
Gb/s each.
SATA-Pin Definition
Pin
Signal
1
GND
2
TXP
3
TXN
4
GND
5
RXN
6
RXP
7
GND
Fan Connectors
There are two fan connectors on the motherboard, including system fan connector-SYSFAN1
and CPU fan connector-CPUFAN1.
14
GND
+12V
Sense
Control
SYSFAN1
CPUFAN1
1
SPK1
GND
+12V
Sense
Control
Speaker Header-SPK1
SPK1-Pin Definition
PIN
1
2
3
4
Assignment
VCC
NC
NC
SPK-
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