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2-20 Chapter 2: Hardware information
Chapter 2
3. USB 2.0 connectors (10-1 pin USB 3 ~ 10)
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 specication that supports up to 480 Mbps
connection speed.
Never connect a 1394 cable to the USB connectors. Doing so will damage the
motherboard!
The USB module cable is purchased separately.
4. Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel audio I/O module that supports either
HD Audio or legacy AC`97 audio standard. Connect one end of the front panel audio I/O
module cable to this connector.
• We recommend that you connect a high-denition front panel audio module to this
connector to avail of the motherboard’s high-denition audio capability.
• If you want to connect a high-denition front panel audio module to this connector, set
the Front Panel Select item in the BIOS setup to [HD Audio]; if you want to connect an
AC'97 front panel audio module to this connector, set the item to [AC 97]. By default, this
connector is set to [HD]. Refer to 3.6.6 Onboard Devices Conguration for details.
P8Z77-V LX
P8Z77-V LX USB2.0 connectors
USB+5V
USB_P10-
USB_P10+
GND
NC
USB+5V
USB_P9-
USB_P9+
GND
USB910
PIN 1
USB+5V
USB_P8-
USB_P8+
GND
NC
USB+5V
USB_P7-
USB_P7+
GND
USB78
PIN 1
USB+5V
USB_P6-
USB_P6+
GND
NC
USB+5V
USB_P5-
USB_P5+
GND
USB56
PIN 1
P8Z77-V LX
P8Z77-V LX Front panel audio connector
AAFP
PIN 1
AGND
NC
SENSE1_RETUR
SENSE2_RETUR
PORT1 L
PORT1 R
PORT2 R
SENSE_SEND
PORT2 L
HD-audio-compliant
pin definition
PIN 1
AGND
NC
NC
NC
MIC2
MICPWR
Line out_R
NC
Line out_L
Legacy AC’97
compliant definition