MSI 790GX User Guide - Page 26
Serial ATA Connector: SATA1~5, IEEE1394 Connector: J1394_1 Optional
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MS-7576 Mainboard Serial ATA Connector: SATA1~5 This connector is a high-speed Serial ATA interface port. Each connector can connect to one Serial ATA device. SATA1 SATA4_5 SATA2_3 Important 1. SATA5 only supports RAID and AHCI mode (does not support IDE mode) 2. Please do not fold the Serial ATA cable into 90-degree angle. Otherwise, data loss may occur during transmission. IEEE1394 Connector: J1394_1 (Optional) This connector allows you to connect the IEEE1394 device via an optional IEEE1394 bracket. Pin Definition 2 10 1 9 J1394_1 (optional) PIN SIGNAL PIN 1 TPA+ 2 3 Ground 4 5 TPB+ 6 7 Cable power 8 9 Key (no pin) 10 SIGNAL TPAGround TPBCable power Ground 2-12 IEEE1394 Bracket (Optional)
2-12
MS-7576 Mainboard
Serial ATA Connector: SATA1~5
This connector is a high-speed Serial ATA interface port. Each connector can con-
nect to one Serial ATA device.
SATA4_5
SATA1
Important
1. SATA5 only supports RAID and AHCI mode (does not support IDE mode)
2. Please do not fold the Serial ATA cable into 90-degree angle. Otherwise,
data loss may occur during transmission.
SATA2_3
IEEE1394 Connector: J1394_1 (Optional)
This connector allows you to connect the IEEE1394 device via an optional IEEE1394
bracket.
Pin Definition
PIN
SIGNAL
PIN
SIGNAL
1
TPA+
2
TPA-
3
Ground
4
Ground
5
TPB+
6
TPB-
7
Cable power
8
Cable power
9
Key (no pin)
10
Ground
IEEE1394 Bracket
(Optional)
J1394_1
(optional)
1
2
9
10