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40 ASUS A7M266 User’s Manual
Connectors
3. H/W SETUP
3. HARDWARE SETUP
16) USB Headers (10-1 pin USBPORT)
If the USB port connectors on the back panel are inadequate, two USB headers
are available for two additional USB port connectors. Connect the USB headers
to an optional 2-port USB connector set and mount the bracket to an open slot
on your chassis.
01
01
A7M266
®
A7M266 USB Port
USBPORT
USB Power
USBP2–
USBP2+
GND
NC
USB Power
USBP3–
USBP3+
GND
1
5
610
17) SMBus Connector (5-1 pin SMB)
This connector allows you to connect SMBus (System Management Bus) de-
vices. SMBus devices communicate by means of the SMBus with an SMBus
host and/or other SMBus devices. SMBus is a specific implementation of an I
2
C
bus, which is a multi-device bus; that is, multiple chips can be connected to the
same bus and each one can act as a master by initiating data transfer.
SMBCLK
Ground
SMBDATA
+5V
1
01
01
A7M266
®
A7M266 SMBus Connector
SMB
Recommended Setup: Use USBPORT with the bundled 2-port connector set.