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Intel NM70-ITX series Motherboard
Speaker Header-SPK1
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.
SPK1-Pin Definition
PIN Assignment
1
VCC
2
NC
3
NC
4
SPK-
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.
SPK1
1
+
120
240
121
120
240
121
1.5V
1.5V
SATA1
SATA2
SATA3
SYSFAN1
GND
+12V
Sense
Control
CPUFAN1
GND
+12V
Sense
Control
