2-10
MS-7151 ATX Mainboard
Back Panel
Keyboard
USB Ports
L-Out
Mic
L-In
Mouse
Parallel
LAN
CS-Out
SPDIF-Out
COM Port
RS-Out
Mouse/Keyboard Connector
The mainboard provides a standard PS/2
®
mouse/keyboard mini DIN connector
for attaching a PS/2
®
mouse/keyboard. You can plug a PS/2
®
mouse/keyboard directly
into this connector. The connector location and pin assignments are as follows:
PS/2 Mouse / Keyboard
(6-pin Female)
2
1
3
4
5
6
PIN SIGNAL DESCRIPTION
1 Mouse/Keyboard Data Mouse/Keyboard data
2 NC No connection
3 GND Ground
4 VCC +5V
5 Mouse/Keyboard Clock Mouse/Keyboard clock
6 NC No connection
Pin Definition
USB Connectors
The mainboard provides an OHCI (Open Host Controller Interface) Universal
Serial Bus root for attaching USB devices such as keyboard, mouse or other USB-
compatible devices. You can plug the USB device directly into the connector.
USB Ports
1 2 3 4
5 6 7 8
PIN SIGNAL DESCRIPTION
1 VCC +5V
2 -Data 0 Negative Data Channel 0
3 +Data0 Positive Data Channel 0
4 GND Ground
5 VCC +5V
6 -Data 1 Negative Data Channel 1
7 +Data 1 Positive Data Channel 1
8 GND Ground
USB Port Description