MSI 990FXA User Guide - Page 32

Front USB Connector: JUSB3, IEEE1394 Connector: J1394_1

Page 32 highlights

115V Hardware Setup Front USB Connector: JUSB3 USB 3.0 port is backward-compatible with USB 2.0 devices. Supports data transfer rate up to 5 Gbit/s (SuperSpeed). 111.S2B1.S3D1B.1G4D+1.rU15o-.Su1Un6BS1d.3G7B_1.r3TU8o1_X.uSU9Tn4B.2XSd_F304BCU_._3N_RSC_DoBXR_PP_4DXV_iNn4DC_PCD1N 109.N.S8CB.S7DB.0G6D+.rU0o5-Su.Un4Bd.S3G3B_.rT3Uo2X_uS.UT13nB.X_dSF3C3B_U__3RSCD_XB_RP3_DX_VN3DC_PCD2N * The MB layout in this figure is for reference only. USB 3.0 Bracket (optional) Important • Note that the pins of VCC and GND must be connected correctly to avoid possible damage. • If you want to use a USB 3.0 device, you must use the USB 3.0 cable to connect to the USB 3.0 port. IEEE1394 Connector: J1394_1 This connector allows you to connect the IEEE1394 device via an optional IEEE1394 bracket. * The MB layout in this figure is for reference only. 1394 Bracket (optional) 2-16

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2-16
Hardware Setup
Front USB Connector: JUSB3
USB 3.0 port ±s backward-compat±ble w±th USB 2.0 dev±ces. Supports data transfer rate
up to 5 Gb±t/s (SuperSpeed).
5.
USB3_TX3_C_DN
4.Ground
3.USB3_RX3_DP
2.USB3_RX3_DN
1.FUSB_VCC2
10.NC
9.SBD0+
8.SBD0-
7.Ground
6.USB3_TX3_C_DP
20.No Pin
19.FUSB_VCC1
18.USB3_RX4_DN
17.USB3_RX4_DP
16.Ground
15.USB3_TX4_C_DN
14.USB3_TX4_C_DP
13.Ground
12.SBD1-
11.SBD1+
* The MB layout ±n th±s figure ±s for reference only.
USB 3.0 Bracket (opt±onal)
Important
Note that the p±ns of VCC and GND must be connected correctly to avo±d poss±ble
damage.
If you want to use a USB 3.0 dev±ce, you must use the USB 3.0 cable to connect to
the USB 3.0 port.
IEEE1394 Connector: J1394_1
Th±s connector allows you to connect the IEEE1394 dev±ce v±a an opt±onal IEEE1394
bracket.
* The MB layout ±n th±s figure ±s for reference only.
1394 Bracket (opt±onal)