MSI 645 Combo - Keyboard Connector; USB Connectors

2-13
Hardware Setup
Keyboard Connector
The mainboard provides a standard PS/2
®
keyboard mini DIN connec-
tor for attaching a PS/2
®
keyboard. You can plug a PS/2
®
keyboard directly
into this connector.
PIN SIGNAL DESCRIPTION
1 Keyboard DATA Keyboard DATA
2 NC No connection
3 GND Ground
4 VCC +5V
5 Keyboard Clock Keyboard clock
6 NC No connection
Pin Definition
PS/2 Keyboard (6-pin Female)
2
1
3
4
5
6
USB Connectors
The mainboard provides a OHCI (Open Host Controller Interface) Uni-
versal 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.
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
USB Ports
1 2 3 4
5 6 7 8