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Onboard Speaker
The onboard speaker, located at SP1,
can be used to provide audible indica-
tions for various beep codes. See the
table on the right for pin defi nitions.
Power LED/Speaker
On the JD1 header, pins 1-3 are used
for power LED indication, and pins 4-7
are for the speaker. See the tables on
the right for pin defi nitions. Please note
that the speaker connector pins (4-7)
are for use with an external speaker. If
you wish to use the onboard speaker,
close pins 6-7 with a cap.
TPM Header/Port 80
A Trusted Platform Module/Port 80
header is located at JTPM1 to provide
TPM and Port 80 support, which will
enhance system performance and
data security. See the table on the
right for pin defi nitions.
Chapter 5: Advanced Setup
Onboard Speaker
Pin Defi nition
Pin#
Pin 1
Pos. (+)
Pin 2
Neg. (-)
PWR LED Connector
Pin Defi nitions
Pin Setting
Pin 1
Anode (+)
Pin2
Cathode (-)
Pin3
NA
Speaker Connector
Pin Settings
Pin Setting
Pins 4-7
External Speaker
Pins 6-7
Onboard Speaker
TPM/Port 80 Header
Pin Defi nitions
Pin #
Defi nition
1
LCLK
3
LFRAME#
5
LRESET#
7
LAD 3
9
+3.3V
11
LAD0
13
SMB_CLK4
15
+3V_DUAL
17
GND
19
LPCPD#
5-15
Defi nitions
Beep In
Alarm
Speaker
Defi nition
Defi nition
Pin #
Defi nition
2
GND
4
<(KEY)>
6
+5V (X)
8
LAD 2
10
LAD1
12
GND
14
SMB_DAT4
16
SERIRQ
18
CLKRUN# (X)
20
LDRQ# (X)
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