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Serial ATA2 Connectors
(SATA2_1:
see p.1, No. 10)
(SATA2_2:
see p.1, No. 7)
Serial ATA3 Connectors
(SATA3_A1:
see p.1, No. 16)
(SATA3_A2:
see p.1, No. 18)
USB 2.0 Header
(9-pin USB1_2)
(see p.1, No. 4)
USB 3.0 Header
(19-pin USB3_1_2)
(see p.1, No. 5)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 19)
SATA2_2
SATA2_1
SATA3_A2
SATA3_A1
DUMMY
GND
GND
+A
+B
-A
-B
USB_PWR
USB_PWR
1
1
Dummy
IntA_PA_D+
IntA_PB_D+
IntA_PA_D-
IntA_PB_D-
GND
GND
IntA_PA_SSTX+
IntA_PB_SSTX+
IntA_PA_SSTX-
GND
IntA_PB_SSTX-
GND
IntA_PA_SSRX+
IntA_PA_SSRX-
IntA_PB_SSRX+
IntA_PB_SSRX-
Vbus
Vbus
These two SATA2
connectors support SATA
data cables for internal
storage devices with up to
3.0 Gb/s data transfer rate.
These two SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
Besides two USB 2.0 ports
on the I/O panel, there
is one header on this
motherboard. This USB
2.0 header can support
two ports.
Besides two USB 3.0 ports
on the I/O panel, there
is one header on this
motherboard. This USB
3.0 header can support
two ports.
This header is for
connecting audio devices
to the front audio panel.
Q1900DC-ITX
15
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