AMD SB750 User Manual - Page 12
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(2) ATX 12V Power Connector (8-pin block): ATX12V1
This is a new defined 8-pins connector that usually comes with ATX Power
Supply. The ATX Power Supply which fully supports Socket AM2+/AM3
processor must including this connector for support extra 12V voltage to
maintain system power consumption. Without this connector might cause
system unstable because the power supply can not provide sufficient current for
system.
(3) PS/2 Mouse & PS/2 Keyboard Connector: KB
The connectors are for PS/2 keyboard and PS/2 Mouse.
(4) USB Port connector: CN5/ UL1 for USB
The connectors are 4-pin connector that connects USB devices to the system
board.
(5) LAN Port connector: UL1 for RJ-45 LAN
The connector is standard RJ45 connector for Network. It supports
10M/100Mb/1000Mb s data transfer rate
(6) Audio Line-In, Line-Out, MIC Connector: AUDIO
These Connectors are 3 Phone-Jack for LINE-OUT, LINE-IN, and MIC audio
connections.
Line-in: (BLUE)
Line-out: (GREEN)
MIC: (PINK)
P i n 1
Audio input to sound chip
Audio output to speaker
Microphone Connector
PS/2 Mouse
SPDIF_OUT
PS/2 Keyboard
9 9
RJ-45 LAN
VGA
DVI
USB Connectors
Line-IN
Line-OUT
MIC-IN