17 : Printer Port / GPIO
Header (LPT_GPIO1)
Printer Port:
GPIO:
18 : Digital Input / Output Power Select
(JGPIOPWR) (JGPIO_PWR1)
1-2 : +12V
2-3 : +5V
3-4 : +5V
4-5: GND
19 : LPC Header
20 : Digital Input / Output Power Select
(JGPIO_SET1)
1-2 : +5V
2-3 : GND
Clear CMOS Headers
10 : CLRMOS2
12 : CLRMOS1
1-2 : Normal
2-3 : Clear CMOS
11 : COM Port Headers (COM3, 4)
(RS232)
COM Port Pin9 PWR Setting Jumpers
13 : PWR_COM3 (For COM Port3)
PWR_COM4 (For COM Port4)
31 : PWR_COM2 (For COM Port2)
34 : PWR_COM1 (For COM Port1)
1-2 : +5V
2-3 : +12V
14 : Chassis Intrusion Headers
(CI1, CI2)
Short : Active Case Open
Open : Normal
15 : USB 2.0 Headers
(USB2_4_5, USB2_6_7)
1 : ATX 12V Power Connector
2 : CPU FAN Connector (+12V)
3 : DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
4 : 24-pin ATX Power Input Connector
5 : SATA3 Connectors
(SATA3_1 ~ SATA3_4)
USB Power Setting Jumpers
6 : USB2_PWR3 (For USB2_9)
16 : USB2_PWR1 (For USB2_4_5),
USB2_PWR2 (For USB2_6_7)
25 : USB3_PWR1 (For USB3_1_2),
USB3_PWR2 (For USB3_3_4)
1-2 : +5V
2-3 : +5VSB
7 : ATX/AT Mode Jumper (PWR_JP1)
1-2 : AT Mode
2-3 : ATX Mode
8 : Vertical Type A USB 2.0 Port (USB2_9)
9 : System Panel Header
IMB-791
Jumpers and Headers Setting Guide
8 5
4 1
GND
RESET#
PWRBTN#
PLED-
PLED+
GND
HDLED-
HDLED+
1
GND
1
G
N
D
G
N
D
S
_
P
W
R
D
W
N
#
L
A
D
2
S
M
B
_
C
L
K
_
M
A
IN
P
C
IC
L
K
P
C
IR
S
T
#
L
A
D
3
+
3
V
L
A
D
0
G
N
D
F
R
A
M
E
S
M
B
_
D
A
T
A
_
M
A
IN
L
A
D
1
S
E
R
IR
Q
#
G
N
D
+
3
V
S
B
4
8
M
H
z
+
5
V
CCTS#1
COM PWR
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRTS#1
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
12
1
24
13
1
Signal
GND
DUMMY
GND
GND
P+
P-
USB_PWR
P+
P-
USB_PWR
1
1
S
P
D
0
S
T
B
#
S
P
D
1
S
P
D
2
S
P
D
3
S
P
D
4
S
P
D
6
S
P
D
7
G
N
D
G
N
D
S
L
IN
#
P
IN
IT
#
E
R
R
O
R
#
A
F
D
#
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
S
P
D
5
A
C
K
#
B
U
S
Y
P
E
S
L
C
T
* If you want to use the printer port function, please short pin4 and pin5 on
Digital Input / Output Power Select (JGPIO_PWR1).
PIN
Signal Name
PIN
Signal Name
26
NC
25
NA
24
GND
23
SIO_GP30
22
GND
21
SIO_GP31
20
GND
19
SIO_GP32
18
GND
17
SIO_GP33
16
GND
15
SIO_GP34
14
GND
13
SIO_GP35
12
JGPIOPWR
11
SIO_GP36
10
JGPIOPWR
9
SIO_GP37
8
SIO_GP43
7
SIO_GP40
6
SIO_GP44
5
SIO_GP41
4
SIO_GP45
3
SIO_GP42
2
SIO_GP46
1
SIO_GP47
1
A
T
X
P
W
R
1
D
D
R
4
_
A
1
(6
4
b
it
,
2
8
8
-p
in
m
o
d
u
le
)
D
D
R
4
_
B
1
(6
4
b
it
,
2
8
8
-p
in
m
o
d
u
le
)
PCI1
PCIE1
1
HD_AUDIO1
COM3
1
CMOS
Battery
HDLED RESET
PLED PWRBTN
PANEL1
1
Super
I/O
CLRMOS1
1
BIOS
ROM
CPU_FAN1
USB2_4_5
1
1
CI1
1
CI2
PWR_JP1
1
1
LPT_GPIO1
BUZZ1
m
in
i-
S
A
T
A
RoHS
IMB-791
Top:
LAN2
USB 3.0
T: USB3
B: USB4
C
O
M
2
V
G
A
1
C
O
M
1
P
S
2
K
e
y
b
o
a
rd
/M
o
u
s
e
PCIE2
ATX12V1
AUDIO
CODEC
PCIE4
CHA_FAN1
COM4
1
S
A
T
A
3
_
3
S
A
T
A
3
_
4
S
A
T
A
3
_
1
S
A
T
A
3
_
2
LPC1
1
1
PWR_LOSS1
JGPIO_SET1
1
Industrial
PCI2
PCI3
USB2_9
CLRMOS2
1
SPDIF1
1
JGPIO_PWR1
1
USB2_PWR1
1
USB2_PWR2
1
USB2_6_7
1
1
PWR_COM3
1
PWR_COM4
USB2_PWR3
1
1
PWR_COM1
1
PS2_PWR1
1
PWR_COM2
1
LAN_LED3
1
LAN_LED4
1
USB3_PWR1
1
USB3_PWR2
BUZZ2
1
D
P
1
D
P
1
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
USB 3.0
T: USB1
B: USB2
P/ N: 15G06M039000AK V1.0
*15G06M039000AK*
