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Jumpers and Connectors
The board has a number of jumpers that allow you to con-
figure your system to suit your application. The table below
lists the function of each jumper and connector.
Connector list
Label
ATXPWR1
ATX12V1
SATA0~5
USB7_8, USB9_10,
USB11_12
USB13
USB3_4
PCI_SLOT1,
PCI_SLOT3,
PCI_SLOT5
PCIEX4_SLOT2,
PCIEX4_SLOT7
PCIEX16_SLOT4,
PCIEX16_SLOT6
DIMMA0,DIMMA1,
DIMMB0,DIMMB1
CPUFAN0
SYSFAN0,SYSFAN1,
SYSFAN2,SYSFAN3
LAN1_USB1_2,
LAN2_USB5_6
LAN3_4
VGA1_COM1
DVI1_DVI2
KBMS1
SPI_CN1
LANLED1, LANLED2
SMBUS1
GPIO1
FPAUD1
COM2, COM3_4,
COM5_6
2 ASMB-785 Startup Manual
Function
ATX 24 Pin main power connec-
tor (for System)
Processor power connector(for
CPU)
SATA III (6Gb/s)
USB 2.0 Port (Header)
USB 2.0 Port (USB Type A)
USB 3.0 Port (Header)
PCI slot
PCIe x4 slot (Gen3 x4 link)
PCIE x16 slots (one Gen3 x16
link for slot 6 or two Gen3 x8
link)
DDR4 288-pin slot
CPU FAN connector
System FAN connector
LAN1 / USB 3.0 port 1, 2 stack
connector
LAN2 / USB 3.0 port 5, 6 stack
connector
LAN3 & LAN4 connector
VGA+COM connector
DVI-D connector
External keyboard and mouse
connector(6 pin)
SPI flash card pin header
LAN LED extension connector
SM Bus From PCH
8-bit GPIO header
Audio front panel header
Serial port: RS-232
Jumpers and Connectors (Cont.)
Connector list
LPC1
VOLT1
PMBUS1
LPT1
AUDIO1
BH2
EX_THR1
SGPIO1, SGPIO2
JFP1
JFP2
JFP3
SPDIF_OUT1
BMC1
Jumper list
Label
Function
JCMOS1
CMOS clear
Intel ME Disable Jumper for ME/
JME1
BIOS update
JWDT1
Watch Dog Reset
Rear window USB2.0/3.0 port
JUSB1
power source switch between
+5 VSB and +5 V
On board USB2.0/3.0 port
JUSB2
power source switch between
+5 VSB and +5 V
CPUFAN_
FAN PWM(1-2)/DC mode selec-
SEL1,SYSFAN_SEL1
tion(2-3)
PSON1
AT(1-2) / ATX(2-3)
JCASE1
Case Open
PCIEX16_SLOT6 PCIe Link
JPEG1, JPEG2
swtich between one x16 or two
x8 or x8, two x4
Enable/Disable deep sleep
JGREEN1
mode
To select on board or external
JTHR_SEL1
thermometer
Low pin count connector for
Advantech TPM LPC and
RS232/485 modules.
Voltage Display
PMBUS connector to communi-
cate with power supply
Parallel port
Audio Connector
For optional battery kit
For thermometer kit
Serial General Purpose I/O
Power Switch / Reset connector
External speaker / HDD LED
connector/ SM Bus connector
Keyboard Lock and Power LED
Suspend: Fast flash (ATX/ AT)
System On: ON (ATX/ AT)
System Off: OFF (ATX/AT)
SPDIF Audio output pin header
BMC connector to support IPMI-
1000 module
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