8.
USB connectors (10-1 pin USB78, USB910, USB1112)
These connectors are for USB 2.0 ports. Connect the USB module cable to any of
these connectors, then install the module to a slot opening at the back of the system
chassis. These USB connectors comply with USB 2.0 specification that supports up to
480Mbps connection speed.
Never connect a 1394 cable to the USB connectors. Doing so will damage the
motherboard!
The USB 2.0 module is purchased separately.
M4A77T/USB3
M4A77T/USB3 USB2.0 connectors
PIN 1
USB+5V
USB_P10-
GND
NC
USB+5V
USB_P9
-
USB_P9
+
GND
USB910
USB78
PIN 1
USB+5V
USB_P8
-
USB_P8
+
GND
NC
USB+5V
USB_P7
-
USB_P7
+
GND
USB1112
PIN 1
USB+5V
USB_P12-
GND
NC
USB+5V
USB_P11-
GND
9.
LPT connector (26-1 pin LPT)
The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT is
standardized as IEEE 1284, which is the parallel port interface on IBM PC-compatible
computers.
M4A77T/USB3
M4A77T/USB3 LPT Connector
LPT
PIN 1
STB# PD
0
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
ACK# BUSY
PE
SLCT
AF
D
ERR# INIT
#
SLIN
#
GND GND GND GND GND GND GND GND
ASUS M4A77T/USB3
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Summary of Contents for M4A77T/USB3
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