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ASUS A7V133 User’s Manual 41
3. HARDWARE SETUP
Connectors
3. H/W SETUP
17) USB Headers (10-1 pin USBPORT) (optional)
If the USB port connectors on the back panel are inadequate, one USB header is
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
01
A7V133
A7V133 USB Ports
USBPORT
USB Power
USBP2–
USBP2+
GND
NC
USB Power
USBP3–
USBP3+
GND
15
610
Bundled 2-port
USB Connector Set
18) 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.
01
01
01
A7V133
A7V133 SMBus Connector
SMB
SMBCLK
Ground
SMBDATA
+5V
1
Recommended Setup: Use USBPORT + USB3A with the bundled 2-port connector set.