Advantech AIMB-786 Installation and operation manual

AIMB-786 Startup Manual 1
AIMB-786 LGA1151 Intel® Core™ i7/i5/i3 ATX with
Triple Display, Dual GbE LAN, SATA 3.0, USB 3.1, DDR4
Startup Manual
Specications (Cont.)
Packing List
For more information on this and other Advantech prod-
ucts, please visit our website at:
http://www.advantech.com
For technical support and service, please visit our sup-
port website for AIMB-786 at:
http://advt.ch/aimb786spt
Register your products on our website and get 2 months
extra warranty for free at:
http://www.register.advantech.com
This manual is for the AIMB-786 series Rev. A1.
Part No. 2001078612
Printed in China
3rd Edition
February 2023
Note: Due to the inherent limitations of PC architecture,
the system may not fully detect 64 GB RAM
when 64 GB RAM is installed.
• SATA interface: Five onboard Serial ATA 3.0 connec-
tors support data transmission rates of up to 600 MB/s.
All ve SATA 3.0 ports support Advanced Host Controller
Interface (AHCI) technology.
• PCIe and PCI slots: 1 PCIe x16 expansion slot, 4 PCIe
x4 expansion slots, 2 PCI slots 32-bit/33 MHz PCI 2.2
compliant
• LPC interface: Advantech-designed LPC connector sup-
ports dTPM 2.0 module.
• Serial ports: Six serial ports: COM1, COM2 and COM4 ~
6 are RS-232; COM3 is RS-232/422/485 with jumper and
BIOS menu options.
• Keyboard/mouse connector: An external keyboard and
mouse connector on the motherboard is supported. No
PS/2 keyboard/mouse connector is supported in the rear
I/O.
• Watchdog timer: 255 sec timer intervals
• USB 3.1/2.0: 2 USB 3.1 (Gen 2) ports on rear with up to
10 Gb/s data rate, 4 USB 3.1 Gen 1 ports (2 rear, 2 via
header), 7 USB 2.0 ports (4 rear, 2 via header, 1 internal
Type-A)
Graphics Interface
• Chipset: CPU integrated graphics controller
• Display memory: 1 GB maximum shared memory with 2
GB and above system memory installed
• DisplayPort: Resolution up to 4096 x 2304 @ 60 Hz
refresh rate
• DVI-D: Resolution up to 1920 x 1200 @ 60 Hz refresh
rate
• VGA: Resolution up to 1920 x 1200 @ 60 Hz refresh rate
Ethernet Interface
• Interface: 10/100/1000 Mbps
• Controller: LAN1: Intel® I219-LM; LAN2: Intel® I210-AT
Mechanical and Environmental
• Dimensions (L x W): 304.8 x 244 mm (12” x 9.6”)
• Power supply voltage: +3.3 V, +5 V, +12 V, +5 Vsb
• Power consumption:
Intel® Core™ i7-8700 3.2 GHz; DDR4 16 GB x 4
Maximum: +3.3 V at 2.8 A, +5 V at 1.77 A, +12 V at 3.77 A,
+5 Vsb at 0.1 A, -5 V at 0.06 A, -12 V at 0.04 A
• Operating temperature: 0 ~ 60 °C (depending on CPU)
• Weight of board: 0.7 kg (1.54 lb)
Before you begin installing your card, please make sure that
the following items have been shipped:
• 1 AIMB-786 motherboard
• 1 AIMB-786 Startup Manual
• 2 Serial ATA HDD data cables
• 2 Serial ATA HDD power cables
• 1 I/O port bracket
If any of these items are missing or damaged, please con-
tact your distributor or sales representative immediately.
Note: Acrobat Reader is required to view any PDF
le. Acrobat Reader can be downloaded at:
www.adobe.com/Products/acrobat/readstep2.
html (Acrobat is a trademark of Adobe)
Standard Functions
• CPU: LGA1151 socket supporting 8/9th Gen Intel®
Core™ i7/i5/i3 and Pentium®/Celeron® processors
• BIOS: AMI 256 Mbit SPI BIOS
• Chipset: Intel® Q370 PCH
• System memory: Up to 64 GB in four 288-pin DIMM
sockets, supporting dual-channel DDR4 2400/2666
SDRAM. AIMB-786 supports non-ECC unbu󰀨ered DIMMs
and does not support any memory conguration that
mixes non-ECC with ECC unbu󰀨ered DIMMs.
Specications

2 AIMB-786 Startup Manual
The board has a number of jumpers that allow you to con-
gure your system to suit your application. The table below
lists the function of each jumper and connector.
Connector/Jumper List
Label Function
LAN1, LAN2 LAN1, LAN2
USB3C1 USB 3.1 Gen 2 port 1, 2
USB3C2 USB 3.1 Gen 1 port 1, 2
USB3H1 USB 3.1 Gen 1 port 1, 2
(20-pin header)
USB2C1 USB 2.0 port 1, 2, 3, 4
USB2A1 USB 2.0 port (internal Type-A)
USB2H2 USB 2.0 port 1, 2 (10-pin header)
VGA1+DVI1 VGA connector / DVI-D connector
COM1+DP1 Serial port: RS-232 (DB-9 connec-
tor) / DP connector
DP2 Connector for optional DP/DVI/
HDMI cable
COM2,
COM4 ~ COM6 Serial port: RS-232 (9-pin header)
COM3 Serial port: RS-232/422/485 (9-pin
header)
KBMS1 External keyboard and mouse con-
nector (6-pin header)
CPUFAN1 CPU fan connector (4-pin)
SYSFAN1 ~
SYSFAN3 System fan connector (4-pin)
JFP3
Keyboard lock and power LED
Suspend: fast ash (ATX/AT)
System on: ON (ATX/AT)
System o󰀨: OFF (AT/ATX)
JFP2 External speaker / HDD LED con-
nector / SMBus connector
JFP1 Power switch / reset connector
AUDIO1+AUDIO2 Audio connector (Line-Out, Mic-In)
VOLT1 Alarm board power connector
JCASE1 Case open connector
LANLED1 Front panel LAN indicator con-
nector
SATA1 ~ SATA5 Serial ATA 3.0 port
PCI1 PCI slot
PCI2 PCI slot
PCIE1 PCIe x16 slot
PCIE2 PCIe x4 slot
PCIE3 PCIe x4 slot
PCIE4 PCIe x4 slot
PCIE5 PCIe x4 slot
DIMMA1 Channel A DIMM1
DIMMA2 Channel A DIMM2
DIMMB1 Channel B DIMM1
DIMMB2 Channel B DIMM2
ATX12V1 ATX 12 V auxiliary power connector
(for CPU)
EATXPWR1 ATX 24-pin main power connector
(for system)
SPI_CN1 Update BIOS pin header
SPDIF_OUT1 SPDIF audio out pin header
GPIO1 8-bit GPIO from super I/O
SMBUS1 SMBus connector from PCH
FPAUD1 Front panel audio connector
LPC1
Low pin count connector for
Advantech dTPM 2.0 and RS232
modules.
JCMOS1 Clear CMOS
JME1 Intel® ME update
JWDT1 Watchdog timer reset
JOBS1 Hardware monitor alarm
PSON1 AT/ATX mode selection
JUSB_1
USB power source switch between
+5 V and +5 V_ DUAL for rear
USB ports
JUSB_2
USB power source switch between
+5 V and +5 V_ DUAL for onboard
USB ports
JPCICLK1 PCI clock selection
JSETCOM3 COM3 RS-232/422/485 jumper
setting
JT1, JR1 COM3 RS-422/485 termination
resistor
JFV1 VGA dummy load setting
PSON1: ATX/AT Mode Selection
Closed Pins
Result
1-2 AT mode
2-3 *ATX mode
* Default
AT mode *ATX mode
1 2 3
1 2 3
Jumpers and Connectors Jumpers and Connectors (Cont.)

AIMB-786 Startup Manual 3
JCMOS1: Clear CMOS
JME1: Clear ME
Pins Result
1-2 *Keep CMOS data
*Enable ME update
2-3
Clear CMOS data
Disable ME update
* Default
*Keep CMOS data Clear CMOS data
*Enable ME update Disable ME update
JWDT1+JOBS1: Watchdog Timer Output and OBS
Alarm
Closed Pins
Result
2-4, 8-10 Watchdog timer disable (2-4)
OBS beep (8-10)
4-6, 8-10 *Watchdog timer reset (4-6)
OBS beep (8-10)
* Default
Watchdog timer disable (2-4) *Watchdog timer reset (4-6)
OBS beep (8-10) OBS beep (8-10)
JUSB1 (Rear USB), JUSB2 (Onboard USB): USB
Power Source Switch Between +5V and +5V_DUAL
Closed Pins
Result
1-2 *USB +5V_DUAL power
2-3 USB +5V power
* Default
*USB +5 V_DUAL power USB +5 V power
JPCICLK1: PCI Clock Selection
Closed Pins
Result
1-2 *33/66 MHz autodetected
2-3 33 MHz
* Default
*33/66 MHz autodetected 33 MHz
1 2 3
1 2 3
1 2 3
1 2 3
1 2 3
1 2 3
JSETCOM3: COM3 RS-232/422/485 Jumper Settings
Closed Pins
Result
5-6, 7-9, 8-10,
13-15, 14-16 *RS-232
3-4, 9-11,
10-12, 15-17,
16-18
RS-422
1-2, 9-11,
10-12, 15-17,
16-18
RS-485
* Default
Note!
If RS-485 is selected, it is necessary to change device
mode to RS-485 for further choice of auto ow control
under BIOS menu. Please refer to Chapter 3.2.2.10 of user
manual for additional settings.
JT1 (TX Signal), JR1 (RX Signal): COM3 RS-422/485
Termination Resistor
Closed Pins
Result
1-2 Disable termination
2-3 *Enable termination
* Default
Disable termination *Enable termination
*RS-232
RS-422
RS-485
Jumpers and Connectors (Cont.) Jumpers and Connectors (Cont.)

4 AIMB-786 Startup Manual
JFV1: VGA Dummy Load Setting
Closed Pins
Result
1-2 Enable VGA dummy load
2-3 *Disable VGA dummy load
* Default
Enable VGA dummy load *Disable VGA dummy load
Note!
It is recommended to leave this function disabled if you
useDVI/DP as your main display.
1 2 3
1 2 3
Board Layout
Jumpers and Connectors (Cont.)
Caution! The computer is supplied with a battery-powered
realtime clock circuit. There is a danger of
explosion if the battery is incorrectly replaced.
Replace only with the same or equivalent type
recommended by the manufacturer. Discard
used batteries according to the manufacturer’s
instructions.
This device complies with the requirements in Part 15 of
the FCC rules. Operation is subject to the following two
conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received,
including interference that may cause undesired opera-
tion.
Figure 1: Board Layout: Jumper and Connector Locations
COM2
SATA1 SATA3 SATA5
SATA2 SATA4
DIMMB2
DIMMB1
DIMMA2
DIMMA1
PCI1
PCIE4
PCIE1
Intel Q370 PCH
Intel LGA1151
Core i7/i5/i3
USB2A1
USB3H1
COM3
USB2H2
AUDIO1+AUDIO2
LAN2
USB3C2
LAN1
USB3C1
VGA1
DVI1
USB2C1
COM1
DP1
SYSFAN1
SYSFAN3
VOLT1 EATXPWR1 PSON1
SPI_CN1 GPIO1 SMBUS1
JCASE1
COM4
COM5
COM6
LPC1
JSETCOM3
JT1, JR1
JWDT1+JOBS1
JFP3
JFP1+JFP2
CPUFAN1
JUSB_2
JCMOS1
JME1
PCIE2
PCIE3
PCIE5
PCI2
JPCICLK1
SPDIF_OUT1 FPAUD1
LANLED1
KBMS1
JVF1
DP2
ATX12V1
JUSB_1
SYSFAN2
3 6 9 12
25811
PWRSW RESET
HDDLED
SNMP
JFP1
&
2 5 8 11
1 4 7 10
HDDLED
SM_BUS
SPEAKER
JFP2
&
PWRLED & KEYLOCK
12345
JFP3
Jumpers and Connectors (Cont.)