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CN10: Front Panel & Buzzer
This connector includes Power-on, Reset, HDD LED and Power LED connections. It allows user to connect
the PC case's front panel switch functions.
CN24/ CN25: USB Header
These connectors support the thin Serial ATA cable for primary internal storage devices.
CN14: VGA Header
CN2/ CN3/ CN4/ CN5/ CN6: COM Header
14 | Chapter 1: Introduction
Pin
Assignment
Pin
Assignment
1
PWRLED+
2
EXT SPK-
3
NC
4
Buzzer
5
PWRLED-
6
N.C.
7
N.C.
8
EXT SPK+
9
PWRSW-
10
PWRSW+
11
HW RST-
12
HW RST+
13
HDDLED-
14
HDDLED+
Pin
Assignment
1
VCC
2
GND
3
D-
4
D+
5
D+
6
D-
7
GND
8
VCC
Pin
Assignment
Pin Assignment
1
VGA_RED
2
3
VGA_GRN
4
5
VGA_BLUE
6
7
NC
8
9
GND
10
11
GND
12
13
GND
14
15
GND
16
Pin Assignment
1
DCD
2
DSR
3
RX
4
RTS
5
TX
6
CTS
7
DTR
8
RI
9
GND
10
NC
5V
GND
NC
5VDDA
HSYNC_C
VSYNC_C
5VDDCLK
NC
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