1-4
13. COM Port headers
These headers are for serial (COM) ports. Connect the serial port module cables
to these headers, then install the modules to slot openings at the back of the
system chassis.
14. COM Debug header
This header allows connection to a COM Debug card.
The COM Debug Card is purchased separately.
15. Intel
®
ME jumper
This jumper allows you to enable or disable the Intel
®
ME function. Set this
jumper to pins 1-2 to enable (default) the Intel
®
ME function and to pins
2-3 to disable it.
Disable the Intel
®
ME function before updating it.
16. Front panel audio header
This header is for a chassis-mounted front panel audio I/O module that
supports HD audio standard. Connect one end of the front panel audio I/O
module cable to this header.
•
We recommend that you connect a high-definition front panel
audio module to this header to avail of the motherboard’s high-
definition audio capability.
•
If you want to connect a high-definition front panel audio module
to this header, set the Front Panel Type item in the BIOS Setup
to [HD Audio]. By default, this header is set to [HD Audio].
17. LPT header
The LPT (Line Printing Terminal) header supports devices such as
a printer. LPT standardizes as IEEE 1284, which is the parallel port
interface on IBM PC-compatible computers.
18. M.2 slot (Key E)
This slot allows you to install an M.2 (WIFI) module.
The M.2 Wi-Fi module is purchased separately.
COM
PIN 1
DCD TXD GND RTS
RI
RXD DTR DSR CTS
PIN 1
GND GND O_COM1_TXD1
SOUTC_P80
+3V
COM_DEBUG
2
2 3
Normal
(Default)
Disable ME
DIS_ME
1
AAFP
AGND NC SENSE1_RETUR
SENSE2_RETUR
PORT1 L PORT1 R PORT2 R
SENSE_SEND
PORT2 L
HD-audio-compliant
pin definition
PIN 1
O_LPT_XSTB#_R O_LPT_XPD0_R O_LPT_XPD1_R O_LPT_XPD2_R O_LPT_XPD3_R O_LPT_XPD4_R O_LPT_XPD5_R O_LPT_XPD6_R O_LPT_XPD7_R O_LPT_ACK#_R O_LPT_BUSY_R
O_LPT_PE_R
O_LPT_SLCT_R
O_LPT_XAFD#_R O_LPT_ERROR#_R O_LPT_XINIT#_R O_LPT_XSLIN#_R GND GND GND GND GND GND GND GND
Chapter 1: Product Introduction
