CMOS
Battery
DC12V1
PCIE1
16Mb
BIOS
PANEL 1
HDLED RESET
PLED PWRBTN
1
CLRCMOS1
1
PWR_JP1
1
BUZZ1
D
D
R
3
_
A
1
D
D
R
3
_
B
1
PS2
Mouse/
Keyboard
DP1
COM1
DVI1
COM2
RJ-45
USB 2.0
T: USB1
B: USB0
HDMI
USB 2.0
T: USB3
B: USB2
RJ-45
USB 3.0
T: USB5
B: USB4
T
o
p
:
L
in
e
In
C
e
n
te
r:
L
in
e
O
u
t
B
o
tt
o
m
:
M
ic
In
LVDS1
B
L
T
_
P
W
R
3
1
1
1
SET_CM2
SET_CM1
B
K
T
_
P
W
R
1
1
P
N
L
_
P
W
R
1
1
B
L
T
_
V
O
L
1
1
1
H
D
_
A
U
D
IO
1
SPEAKER2
LPT1
SATA_PWR1
SATA3_0
SATA3_1
SATA2_2
SATA2_3
USB_8_9
1
USB_6_7
1
AUDIO
CODEC
Designed in Taipei
IM
B
-1
7
0
1
COM3
COM6
COM4
COM5
1
1
1
1
J
G
P
IO
1
J
G
P
IO
_
P
W
R
1
1
S
E
T
_
C
M
4
1
1
1
S
E
T
_
C
M
3
1
LPC1
USB_10_11
1
Mini-PCIe
CHA_FAN1
CPU_FAN1
1
COM Port Signal/Power Setting Jumpers
12 : For COM1
13 : For COM2
19 : For COM4
20 : For COM3
1-2 : +12V
2-3 : +5V
4-5 : RI#
14 : mini PCIE Connector
15 : 4-Pin ATX PWR In (+12V)
16 : 3-Pin CPU FAN Connector (+12V)
17 : 4-Pin Chassis FAN Connector (+12V)
18 : USB3.0 Port
21 : USB 2.0 Port 8,9
22 : USB 2.0 Port 6,7
23 : SATA3_0 Connector (White)
24 : SATA3_1 Connector (White)
25 : SATA2_2 Connector (Blue)
26 : SATA2_3 Connector (Blue)
36 : Front Panel Audio Header
37 : Audio Jacks
Blue - Line In
Green - Line Out
Pink - Mic In
38 : Top : RJ45 LAN Port2
Bottom : USB3.0 (USB4,5)
39 : Top : USB2.0 (USB2,3)
Bottom : HDMI
40 : Top : RJ45 LAN Port1
Bottom : USB2.0 (USB0,1)
41 : Top : COM2 (RS232/422/485)*
Bottom : DVI (D-Sub for IMB-170-V)
42 : Top : COM1 (RS232/422/485)*
Bottom Left : Display Port
Bottom Right : PS/2 Mouse/Keyboard
27 : SATA Power Connector
COM Port Headers (RS232)
28 : COM3
29 : COM4
30 : COM5
31 : COM6
32 : LPC Debug Header
33 : PCIE Slot
34 : Buzzer
35 : 3W Audio AMP Output Wafer Header
PIN
Signal Name
1
SPK L-
2
SPK L+
3
SPK R+
4
SPK R-
J
_
S
E
N
S
E
O
U
T2
_
L
1
M
IC
_
R
E
T
P
R
E
S
E
N
C
E
#
G
N
D
O
U
T2
_
R
M
IC
2
_
R
M
IC
2
_
L
O
U
T_
R
E
T
1
1
DUMMY
GND
GND
P+7
P-7
USB_PWR
P+6
P-6
USB_PWR
1
DUMMY
GND
GND
P+9
P-9
USB_PWR
P+8
P-8
USB_PWR
1
2
1
PIN
Signal Name
PIN
Signal Name
9
RI#/+5V/+12V
10
NC
7
RTS#
8
CTS#
5
GND
6
DSR#
3
TXD
4
DTR#
1
DCD#
2
RXD
1
PIN Signal Name PIN Signal Name
14
+3V
13
NC
12
+3V
11
+3V
10
GND
9
GND
8
LAD3
7
LAD2
6
LAD1
5
LAD0
4
LFRAME#
3
RESET#
2
GND
1
CLK
PS2
Mouse/
Keyboard
1
In
Dummy
IntA_PB_D-
GND
IntA_
GND
IntA_PB_SSTX-
IntA_
IntA_PB_SSRX-
Vbus
Vbus
Vbus
IntA_PA_SSRX-
IntA_
GND
IntA_PA_SSTX-
IntA_
GND
IntA_PA_D-
In
* This motherboard supports RS232/422/485 on COM1, 2 ports. Please
refer to below table for the pin definition. In addition, COM1, 2 ports
(RS232/422/485) can be adjusted in BIOS setup utility > Advanced
Screen > Super IO Configuration. You may refer to page 51 of our user
manual for details.
COM1, 2 Ports Pin Definition
PIN
RS232
RS422
RS485
1
DCD
TX-
RTX-
2
RXD
RX+
N/A
3
TXD
TX+
RTX+
4
DTR
RX-
N/A
5
GND
GND
GND
6
DSR
N/A
N/A
7
RTS
N/A
N/A
8
CTS
N/A
N/A
9
+5V/+12V/RI#
+5V/+12V/RI#
+5V/+12V/RI#
1
GND
+12V
GND
+5V
1
