Advantech ASMB-786 User manual

Brand: Advantech

Model: ASMB-786

Category: Servers

Type: User manual

User Manual

ASMB-786

LGA 1151 Intel® Xeon® E/8th Gen

Intel® Core™ Series ATX Server

Board with DDR4, 7 x PCIe, 6 x USB

3.1, 8 x SATAIII, Quad/Dual LANs,

and IPMI

ASMB-786 User Manual ii

The documentation and the software included with this product are copyrighted 2018

by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. reserves the right

to make improvements in the products described in this manual at any time without

notice. No part of this manual may be reproduced, copied, translated, or transmitted

in any form or by any means without the prior written permission of Advantech Co.,

Ltd. The information provided in this manual is intended to be accurate and reliable.

However, Advantech Co., Ltd. assumes no responsibility for its use, nor for any

infringements of the rights of third parties that may result from its use.

Acknowledgements

AMI is a trademark of American Megatrends Inc.

IBM and PC are trademarks of International Business Machines Corporation.

Intel® Xeon®, Core™ and Pentium® are trademarks of Intel® Corporation.

All other product names or trademarks are properties of their respective owners.

Product Warranty (2 years)

Advantech warrants the original purchaser that each of its products will be free from

defects in materials and workmanship for two years from the date of purchase.

This warranty does not apply to any products that have been repaired or altered by

persons other than repair personnel authorized by Advantech, or products that have

been subject to misuse, abuse, accident, or improper installation. Advantech

assumes no liability under the terms of this warranty as a consequence of such

events.

Because of Advantech’s high quality-control standards and rigorous testing, most

customers never need to use our repair service. If an Advantech product is defective,

it will be repaired or replaced free of charge during the warranty period. For out-of-

warranty repairs, customers will be billed according to the cost of replacement mate-

rials, service time, and freight. Please consult your dealer for more details.

If you believe your product is defective, follow the steps outlined below.

1. Collect all the information about the problem encountered. (For example, CPU

speed, Advantech products used, other hardware and software used, etc.) Note

anything abnormal and list any onscreen messages displayed when the prob-

lem occurs.

2. Call your dealer and describe the problem. Please have your manual, product,

and any helpful information readily available.

3. If your product is diagnosed as defective, obtain a return merchandise authori-

zation (RMA) number from your dealer. This allows us to process your return

more quickly.

4. Carefully pack the defective product, a completed Repair and Replacement

Order Card, and a proof of purchase date (such as a photocopy of your sales

receipt) into a shippable container. Products returned without a proof of pur-

chase date are not eligible for warranty service.

5. Write the RMA number clearly on the outside of the package and ship the pack-

age prepaid to your dealer.

Part No. 2001S78600 Edition 1

November 2018

iii ASMB-786 User Manual

A Message to the Customer

Advantech Customer Services

Each Advantech product is built to the most precise specifications to ensure reliable

performance in the harsh and demanding conditions typical of industrial environ-

ments. Whether your new Advantech equipment is destined for the laboratory or the

factory floor, you can be assured that your product will provide the reliability and ease

of operation for which the name Advantech is renowned.

Your satisfaction is our primary concern. Here is a guide to Advantech’s customer

services. To ensure you get the full benefit of our services, please follow the instruc-

tions below carefully.

Technical Support

We want you to get the maximum performance from your products. If you experience

technical difficulties, we are here to help. For the most frequently asked questions,

you can easily find answers in your product documentation. These answers are nor-

mally a lot more detailed than the ones provided over the phone.

So please consult this manual first. If you still cannot find the answer, gather all the

information or questions that apply to your problem, and with the product close at

hand, call your dealer. Our dealers are well trained and ready to give you the support

needed to get the most from your Advantech products. In fact, most problems

reported are minor and are easily solved over the phone.

In addition, free technical support is available from Advantech engineers every busi-

ness day. We are always ready to give advice on application requirements or specific

information regarding the installation and operation of any of our products.

ASMB-786 User Manual iv

Declaration of Conformity

FCC

This device complies with the requirements in part 15 of the FCC rules.

Operation is subject to the following two conditions:

 This device may not cause harmful interference

 This device must accept any interference received, including interference that

may cause undesired operation.

This equipment has been tested and found to comply with the limits for a Class B dig-

ital device, pursuant to Part 15 of the FCC Rules. These limits are designed to pro-

vide reasonable protection against harmful interference when the equipment is

operated in a commercial environment. This equipment generates, uses, and can

radiate radio frequency energy and, if not installed and used in accordance with the

instruction manual, may cause harmful interference to radio communications. Opera-

tion of this device in a residential area is likely to cause harmful interference. In this

event, users are required to correct the interference at their own expense. Users are

also advised that any equipment changes or modifications not expressly approved by

the party responsible for compliance would void compliance with FCC regulations

and, therefore, the user's authority to operate the equipment.

Caution! Batteries are at risk of exploding if incorrectly installed. Do not attempt to

recharge, force open, or heat the battery. Replace the battery only with

the same or equivalent type as recommended by the manufacturer. Dis-

card used batteries according to the manufacturer's instructions.

v ASMB-786 User Manual

Ordering Information

Part Number Chipset Memory LAN Display IPMI

ASMB-786G4-00A1 C246

DDR4 288-pin ECC/non-

ECC unbuffered DIMM

DVI,

HDMI,

VGA

Yes

(AST-2400

onboard)

ASMB-786G2-00A1 C246

DDR4 288-pin ECC/non-

ECC unbuffered DIMM

DVI,

HDMI,

VGA

ASMB-786 User Manual vi

Packing List

Before motherboard installation, ensure that the following items are included in your

shipment:

 1 x Startup manual

 2 x Serial ATA HDD data cables (including 1 x right angle cable)

 2 x Serial ATA HDD power cables

 1 x COM cable for I/O port bracket

 1 x I/O port bracket

 1 x Warranty card

If any of these items are missing or damaged, contact your distributor or sales repre-

sentative immediately. We have carefully inspected ASMB-786 mechanically and

electrically before shipment. The product should be free of marks and scratches and

in perfect working order upon receipt. When unpacking ASMB-786, check the prod-

uct for signs of shipping damage (for example, damaged box, scratches, dents, etc.).

If the product is damaged or fails to meet the specifications, notify our service depart-

ment or your local sales representative immediately. Also notify the carrier. Retain the

shipping carton and packing material for inspection by the carrier. After inspection,

we will make arrangements to repair or replace the unit.

vii ASMB-786 User Manual

Contents

Chapter 1 Hardware Configuration......................1

1.1 Introduction ............................................................................................... 2

1.2 Features .................................................................................................... 2

1.3 Specifications ............................................................................................ 3

1.3.1 CPU .............................................................................................. 3

1.3.2 PCH .............................................................................................. 3

1.3.3 Memory ......................................................................................... 3

1.3.4 Input/Output .................................................................................. 3

1.3.5 Graphics........................................................................................ 4

1.3.6 Ethernet LAN ................................................................................ 4

1.3.7 Industrial Features ........................................................................ 4

1.3.8 Mechanical and Environmental Specifications.............................. 4

1.4 Jumpers and Connectors .......................................................................... 5

Table 1.1: Jumper List ................................................................. 5

Table 1.2: Connector List ............................................................ 5

1.5 Jumper and Connector Locations ............................................................. 7

Figure 1.1 Jumper and Connector Locations............................... 7

Figure 1.2 I/O Connectors (G4 SKU)........................................... 7

1.5.1 Onboard LAN LED Definition ........................................................ 8

Table 1.3: Onboard LAN LED Definition...................................... 8

1.5.2 Onboard LEDs (LED2, LED3, and LED4)..................................... 8

Table 1.4: Onboard LEDs (LED2, LED3, and LED4) .................. 8

1.6 ASMB-786 Block Diagram ........................................................................ 9

Figure 1.3 ASMB-786 Block Diagram.......................................... 9

1.7 Safety Precautions .................................................................................. 10

1.8 Jumper Settings ...................................................................................... 10

1.8.1 How to Set Jumpers.................................................................... 10

Table 1.5: CMOS Clear (JCMOS1) ........................................... 11

Table 1.6: ME Update (JME1) ................................................... 11

Table 1.7: Watchdog Timer Output (JWDT1) ............................ 11

Table 1.8: USB Power Switch (JUSB1/JUSB2)......................... 12

Table 1.9: Fan Mode Selection (CPUFAN_SEL1,

SYSFAN_SEL1) ....................................................... 12

Table 1.10:ATX/AT Mode Selector (PSON1) ............................. 13

Table 1.11:PCIe Link Switch (JPEG1, JPEG2) .......................... 13

1.9 System Memory ...................................................................................... 14

Chapter 2 Connecting Peripherals ....................15

2.1 Introduction ............................................................................................. 16

2.2 USB Ports (LAN1_USB1_2, LAN2_USB3_4, USB5~13)........................ 16

2.3 USB Power Switch (JUSB1, JUSB2) ...................................................... 17

2.4 Display Connector (HDMI1_VGA1, DVI1)............................................... 18

2.5 Serial Ports (COM1 ~ COM2) ................................................................. 19

2.6 External Keyboard and Mouse (KBMS1) ................................................ 20

2.7 CPU Fan Connector (CPUFAN0)............................................................ 21

2.8 System FAN Connector (SYSFAN0 ~ SYSFAN3) .................................. 22

2.9 Front Panel Connectors (JFP1, 2, 3) ...................................................... 23

2.9.1 Power LED (JFP3 Pins 1, 3) ....................................................... 24

2.9.2 External Speaker (JFP2 Pins 1, 4, 7, 10).................................... 24

2.9.3 HDD LED Connector (JFP1 Pins 2, 5)........................................ 24

2.9.4 SNMP SMBus Connector (JFP2 Pins 8, 11)............................... 24

2.9.5 ATX Soft Power Switch (JFP1 Pins 3, 6) .................................... 24

2.9.6 Reset Connector (JFP1 Pins 9, 12) ............................................ 24

ASMB-786 User Manual viii

2.10 Alarm Board Connector (VOLT1)............................................................ 25

2.11 Case Open Connector (JCASE1) ........................................................... 26

2.12 Front Panel LAN Indicator Connector (LANLED1).................................. 27

2.13 Serial ATA Interface (SATA0 ~ 7) ........................................................... 28

2.14 PCIe x16 Expansion Slots ...................................................................... 29

2.15 PCIe x4 Expansion Slots (PCIEx4_Slot2, 7)........................................... 31

2.16 PCIe x1 Expansion Slots (PCIEx1_Slot1, 3, 5)....................................... 32

2.17 Auxiliary Power Connector (ATX12V1)................................................... 33

2.18 SPI Flash Connector (SPI_CN1) ............................................................ 34

2.19 Low-Pin-Count Connector (LPC1) .......................................................... 35

2.20 Parallel Port (LPT1) ................................................................................ 36

2.21 PMBUS Connector (PMBUS1) ............................................................... 37

Chapter 3 BIOS Operation ................................. 39

3.1 Introduction ............................................................................................. 40

Figure 3.1 Main BIOS Setup Screen ........................................ 40

3.2 Entering BIOS Setup............................................................................... 41

3.2.1 Main Menu.................................................................................. 41

Figure 3.2 Main BIOS Setup Screen ......................................... 41

3.2.2 System Time/System Date ......................................................... 41

3.3 Advanced BIOS Features ....................................................................... 42

Figure 3.3 Advanced Tab of the BIOS Setup Screen................ 42

3.3.1 Platform Misc Configuration........................................................ 43

Figure 3.4 Platform Misc Configuration Screen......................... 43

3.3.2 CPU Configuration...................................................................... 44

Figure 3.5 CPU Configuration Screen ....................................... 44

3.3.3 Power and Performance ............................................................. 45

Figure 3.6 CPU - Power Management Control Screen ............. 45

3.3.4 PCH-FW Configuration ............................................................... 46

Figure 3.7 PCH-FW Configuration Screen ................................ 46

3.3.5 Trusted Computing ..................................................................... 54

Figure 3.8 TPM Settings Screen ............................................... 54

3.3.6 ACPI Settings ............................................................................. 55

Figure 3.9 ACPI Settings Screen.............................................. 55

3.3.7 SMART Settings ......................................................................... 56

Figure 3.10SMART Settings Screen .......................................... 56

3.3.8 COM1/2 Configuration ................................................................ 57

Figure 3.11COM1/2 Configuration Screen ................................. 57

3.3.9 NCT6776 HW Monitor ................................................................ 60

Figure 3.12PC Health Status Screen ......................................... 60

3.3.10 PCA-COM232/COM485 Super I/O Configuration....................... 63

Figure 3.13PCA-COM Configuration Screen.............................. 63

3.3.11 Serial Port Console Redirection.................................................. 65

Figure 3.14Serial Port Console Redirection Screen................... 65

3.3.12 Intel® Trusted Execution Technology (TXT) Information............ 68

Figure 3.15Intel® TXT Information Screen................................. 68

3.3.13 PCI Subsystem Settings ............................................................. 69

Figure 3.16PCI Subsystem Settings Screen .............................. 69

3.3.14 USB Configuration ...................................................................... 70

Figure 3.17USB Configuration Screen ....................................... 70

3.3.15 UEFI Network Stack Configuration ............................................. 73

Figure 3.18UEFI Network Stack Configuration Screen .............. 73

3.3.16 CSM Configuration ..................................................................... 74

Figure 3.19CSM Configuration Screen....................................... 74

3.4 Chipset.................................................................................................... 79

Figure 3.20Chipset Configuration Screen .................................. 79

3.4.1 System Agent (SA) Configuration............................................... 79

Figure 3.21SA Configuration Screen.......................................... 79

ix ASMB-786 User Manual

3.4.2 PCH-IO Configuration ................................................................. 84

Figure 3.22 PCH-IO Configuration Screen ................................. 84

Figure 3.23PCI Express Configuration Screen........................... 86

Figure 3.24SATA and RST Configuration Screen ...................... 87

Figure 3.25USB Configuration Screen ....................................... 88

Figure 3.26Security Configuration Screen.................................. 89

Figure 3.27HD Audio Configuration Screen ............................... 90

3.5 Security ................................................................................................... 91

Figure 3.28Security Configuration Screen.................................. 91

3.6 Boot......................................................................................................... 92

Figure 3.29Boot Configuration Screen ....................................... 92

3.7 Save and Exit .......................................................................................... 93

Figure 3.30Save and Exit Screen ............................................... 93

3.8 Server Management................................................................................ 94

Figure 3.31Server Management Screen..................................... 94

3.8.1 System Event Log....................................................................... 96

3.8.2 BMC Self-Test Log...................................................................... 98

3.8.3 BMC Network Configuration ....................................................... 99

Chapter 4 Driver Installation ............................101

4.1 Before Installation ................................................................................. 102

4.2 Introduction ........................................................................................... 102

4.2.1 Chipset...................................................................................... 102

4.2.2 Graphics.................................................................................... 103

4.2.3 LAN ........................................................................................... 103

4.2.4 HD Audio................................................................................... 103

4.2.5 Intel® ME .................................................................................. 103

4.2.6 SATA RAID ............................................................................... 104

Appendix A Watchdog Timer ..............................105

A.1 Watchdog Timer Overview.................................................................... 106

A.2 Programming the Watchdog Timer ....................................................... 106

Table A.1: Watchdog Timer Registers ..................................... 108

A.2.1 Example Programs ................................................................... 108

Appendix B I/O Pin Assignments........................113

B.1 USB 2.0 Header (USB7 ~ 12) ............................................................... 114

Table B.1: USB 2.0 Header (USB7 ~ 12) ................................ 114

B.2 USB 3.1 Header (USB5_6) ................................................................... 114

Table B.2: USB 3.1 Header (USB5_6)..................................... 114

B.3 VGA Connector (VGA1) ........................................................................ 115

Table B.3: VGA Connector (VGA1) ......................................... 115

B.4 RS-232 Interface (COM1 ~ 2) ............................................................... 115

Table B.4: RS-232 Interface (COM1 ~ 2)................................. 115

B.5 External Keyboard/Mouse Connector (KBMS1).................................... 116

Table B.5: External Keyboard/Mouse Connector (KBMS1)..... 116

B.6 System Fan Power Connector (SYSFAN0 ~ 3) .................................... 116

Table B.6: System Fan Power Connector (SYSFAN0 ~ 3)...... 116

B.7 Power LED and Keyboard Lock (JFP3) ................................................ 116

Table B.7: Power LED and Keyboard Lock (JFP3).................. 116

B.8 External Speaker Connector (JFP2) ..................................................... 117

Table B.8: External Speaker Connector (JFP2)....................... 117

B.9 HDD LED Connector (JFP2) ................................................................. 117

Table B.9: HDD LED Connector (JFP2) .................................. 117

B.10 SNMP SMBus Connector (JFP2).......................................................... 117

ASMB-786 User Manual x

Table B.10:SNMP SMBus Connector (JFP2) ........................... 117

B.11 ATX Soft Power Switch (JFP1) ............................................................. 118

Table B.11:ATX Soft Power Switch (JFP1) .............................. 118

B.12 Reset Connector (JFP1) ...................................................................... 118

Table B.12:Reset Connector (JFP1)......................................... 118

B.13 Front Panel Audio Connector (FPAUD1) .............................................. 118

Table B.13:Front Panel Audio Connector (FPAUD1) ............... 118

B.14 8-Pin Alarm Board Connector (VOLT1) ................................................ 119

Table B.14:8-Pin Alarm Board Connector (VOLT1).................. 119

B.15 Case Open Connector (JCASE1) ......................................................... 119

Table B.15:Case Open Connector (JCASE1)........................... 119

B.16 Front Panel LAN LED Connector (LAN_LED1) .................................... 119

Table B.16:LAN LED Connector (LANLED1) ........................... 119

B.17 SPI Flash Card Pin Connector (SPI_CN1) ........................................... 120

Table B.17:SPI Flash Connector (SPI_CN1)............................ 120

B.18 GPIO Connector (GPIO1) ..................................................................... 120

Table B.18:GPIO Connector (GPIO1) ...................................... 120

B.19 SMBUS Connector (SMBUS1) ............................................................. 120

Table B.19:SMBUS Connector (SMBUS1)............................... 120

B.20 PMBUS Connector (PMBUS1) ............................................................. 121

Table B.20:PMBUS Connector (PMBUS1)............................... 121

B.21 Parallel Port (LPT1) .............................................................................. 121

Table B.21:Parallel Port (LPT1)................................................ 121

B.22 System I/O Ports................................................................................... 122

Table B.22:System I/O Ports .................................................... 122

B.23 Interrupt Assignments ........................................................................... 122

Table B.23:Interrupt Assignments ............................................ 122

B.24 First Motherboard Memory Map............................................................ 123

Table B.24:First Motherboard Memory Map ............................. 123

Chapter 1

1 Hardware

Configuration

ASMB-786 User Manual 2

1.1 Introduction

The ASMB-786 motherboard is equipped with the most advanced Intel® C246 chip-

set for industrial server applications that require high-performance computing. The

motherboard supports Intel® Xeon® E/8th Gen Intel® Core™ processors with up to

64 GB of DDR4 (288-pin) 2666/2400/2133 MHz ECC/non-ECC memory. ASMB-786

also provides cost-effective Intel HD graphics integrated on the processor. The

graphics VRAM features 1 GB of shared memory with at least 2 GB of system mem-

ory installed.

To satisfy diverse video surveillance and factory automation requirements, ASMB-

786 offers up to seven Gen3 PCIe slots (including one PCIe x16 slot with a x16 link or

two PCIe x16 slots with a x8 link) via the processor, as well as two PCIe x4 and three

PCIe x1 slots via the Intel® C246 platform controller hub (PCH). Additionally, ASMB-

786 provides up to four Gigabit Ethernet LAN via a dedicated PCIe bus with up to 500

MB/s bandwidth, thereby eliminating network bottlenecks.

With the inclusion of an Intel® C246 chipset, ASMB-786 also supports eight onboard

SATA III interfaces (bandwidth = 600 MB/s) with software RAID, six USB 3.1 ports,

and seven USB 2.0 ports. These powerful I/O capabilities ensure reliable data stor-

age and high-speed I/O peripheral connectivity.

The ASMB-786 motherboard is also equipped with Advantech’s unique, patented

sleep mode control circuit for AT Power mode. Considering all its excellent features

and capabilities, ASMB-786 provides the ideal high-performance platform for indus-

trial applications.

1.2 Features

 Triple Display: One VGA, one DVI-D, and one HDMI port, with support for

three simultaneous display outputs.

 PCIe Architecture: One PCIe x16 (x16 link) or two PCIe x16 (x8 link) slots via

the processor, as well as two PCIe x4 (x4 link) and three PCIe x1 slots (x1 link)

via the Intel® C246 PCH.

 High-Performance I/O: Quad or dual Gigabit LAN via the PCIe bus, six USB

3.1 (four Gen2 plus two Gen1) ports, and seven USB 2.0 ports (including one

Type A port), and eight SATA III connectors.

 Standard ATX Form Factor with Industrial-Grade Features: Long product

life, wide operating temperature range, and watchdog timer functions.

 Automatic Power On After Power Failure: Power resume after a system

power failure. Advantech’s industrial server board allows users to set the sys-

tem to power on automatically. (Refer to Section 1.8.1.6 “ATX/AT mode selector”

for additional details.)

 Active Management Technology: The hardware and firmware base solution is

networked systems. Intel® Active Management Technology (iAMT) stores hard-

ware and software information in non-volatile memory. Built-in management pro-

vides out-of-band management capabilities, allowing remote discovery and

KVM to repair systems after OS failures. Alert and event logging features detect

problems and reduce system downtime by pro-actively blocking incoming

threats, quarantining infected clients, and notifying users when critical software

agents are removed. To enable iAMT, refer to Section 3.3.4.1 “AMT Configura-

tion” in the BIOS Operation chapter.

3 ASMB-786 User Manual

Chapter 1 Hardware Configuration

1.3 Specifications

1.3.1 CPU

 Supports Intel® Xeon® E Series and 8th Gen Intel® Core™ i3/i5/i7 processors

via an LGA1151 socket

 Supports 95 W max. TPD

1.3.2 PCH

 System Chipset: Intel® C246

 SATA HDD Interface: Eight on-board SATA III connectors support Advanced

Host Controller Interface (AHCI) technology and Intel Rapid Storage Technology

enterprise (RSTe) for software RAID 1, 0, 10, and 5 with data transmission rates

of up to 600 MB/s

1.3.3 Memory

 RAM: Up to 64 GB in four 288-pin DIMM sockets; supports dual-channel DDR4

ECC/non-ECC 2666/2400/2133 unbuffered DIMM

1.3.4 Input/Output

 PCIe (Gen3): One PCIe x16 expansion slot with a x16 link or two PCIe x16

expansion slots with a x8 link, plus two PCIe x4 slots with a x4 link, and three

PCIe x1 slots with a x1 link.

 Enhanced Parallel Port: Configured to LPT1 by default. LPT1 supports EPP/

SPP/ECP. Standard DB-25 female connector cable is optional.

 Serial Port: Two serial port onboard headers (one can be used for the rear I/O

port bracket via a COM cable connection), support only RS-232.

 PS/2 Keyboard and Mouse Connector: To save rear I/O space, ASMB-786

features a reserved 6-pin header onboard (KBMS1) that can be used to build

two 6-pin mini-DIN connectors for easy connection to a PS/2 keyboard and

mouse.

 USB: Six USB 3.1 ports that support data transmission speeds of up to 10 Gbps

and 7 USB 2.0 ports that support transmission speeds of up to 480 Mbps.

 LPC: One LPC connector supports Advantech TPM LPC modules and COM

232/422/485 modules.

 GPIO: ASMB-786 supports 8-bit GPIO super I/O for general-purpose control

applications.

Note! This platform only supports Windows 10 (64 bit) and Windows Server

2016 (64 bit).

Note! 1. Because of the inherent limitations of the PC architecture, the system

may not detect the full 64 GB of RAM when 64 GB RAM is installed.

2. A 32-bit OS may not detect the full 4 GB of RAM when 4 GB is

installed.

ASMB-786 User Manual 4

1.3.5 Graphics

 Graphics Processor: Integrated Intel® HD Graphics

 Display Memory: 1 GB max. shared memory with 2 GB min. system memory

(BIOS default is 256 MB)

 DVI-D: Two DVI-D ports with up to 1920x1200 resolution @ 60 Hz refresh rate

 D-Sub: Up to 1920x1200 resolution @ 60 Hz refresh rate

 HDMI: Supports HDMI 2.0 with up to 4096x2160 resolution @ 60 Hz refresh

rate

1.3.6 Ethernet LAN

 Interface: Supports four 10/100/1000 Mbps Ethernet port (s) via PCIe bus

which provides a 500 MB/s data transmission rate.

 Controller: LAN1: Intel® I219-LM; LAN2 ~ 4: Intel® I210-AT (LAN2 is BMC

shared NIC and LAN3/4 is for G4 SKU).

1.3.7 Industrial Features

 Watchdog Timer: The watchdog timer is programmable, with each unit equal to

one second or minute (255 intervals), and can be used to generate a system

reset or NC.

 IPMI: AST2400 BMC onboard support enables IPMI 2.0 features (G4 SKU

only).

1.3.8 Mechanical and Environmental Specifications

 Operating Temperature: 0 ~ 60 °C (32 ~ 140 °F) depending on CPU

 Storage Temperature: -40 ~ 85 °C (-40 ~ 185 °F)

 Humidity: 5 ~ 95% non-condensing

 Power Supply: +3.3 V, +5 V, ±12 V, 5 VSB

 Power Consumption:

Max. load: +3.3 V @ 3.44 A, +5 V @ 2.61 A, +12 V @ 1.04 A, +12 V (8P) @ 6.3

A, +5 VSB @ 0.09 A, -12 V @ -0.02 A

 Board Dimensions: 304.8 x 244 mm (12 x 9.6 in)

 Board Weight: 0.75 kg (1.65 lb)

Note! ASMB-786 features an onboard KBMS1 connector for external key-

board/mouse usage. Please purchase an optional PS/2 keyboard/

mouse cable (P/N:1700019268-11) and bracket (P/N:1960063434N000)

for installing on the rear slot of the chassis.

5 ASMB-786 User Manual

Chapter 1 Hardware Configuration

1.4 Jumpers and Connectors

The ASMB-786 motherboard features connectors for integrating external devices,

such as a hard disk drive or keyboard. Moreover, the board also has a number of

jumpers that can be used to configure the system for specific applications.

The function of each jumper and connector is listed in the tables below. Instructions

for setting jumpers are provided in subsequent sections. For information regarding

connecting external devices to the motherboard, refer to Chapter 2.

Table 1.1: Jumper List

Label Function

CPUFAN_SEL1,

SYSFAN_SEL1

FAN PWM (1-2)/DC mode (2-3)

HDMI_I2C1 For RD debugging purposes

JCASE1 Case open

JCMOS1 CMOS clear

JME1 Intel ME disable jumper for ME/BIOS update

JPEG1, JPEG2

PCIEX16_Slot6 PCIe link switch between one x16 or two

x8, or x8 plus two x4

JPRSEN1 PCIe card present pin support

JSMB1 For RD debug purpose

JTHR_SEL1 To select on board or external thermometer

JUSB1

Rear window USB 2.0/3.0 port power source switch

between +5 VSB and +5 V

JUSB2

On board USB 2.0/3.0 port power source switch between

+5 VSB and +5 V

JWDT1 Watch dog reset

PSON1 AT(1-2) / ATX(2-3)

Table 1.2: Connector List

Label Function

ATXPWR1 ATX 24-pin main power connector (for system)

ATX12V1 8-pin power connector (for CPU)

AUDIO1 Audio connector

BAT2 For optional battery kit

BMC_SPI1 BMC image ROM

BMC_VGA1 BMC VGA connector (G4 SKU)

COM1*, COM2 Serial port: RS-232

CPUFAN0 CPU FAN connector

DIMMA0,DIMMA1,

DIMMB0,DIMMB1

DDR4 288-pin slot

DVI1 DVI-D connector

EX_THR1 For external thermistor cable kit

FPAUD1 Audio front panel header

GPIO1 8-bit GPIO header

HDMI1_VGA1 HDMI + VGA connector

JFP1 Power switch/reset connector

JFP2 External speaker/HDD LED connector/SMBus connector

JFP3 Keyboard lock and power LED

ASMB-786 User Manual 6

Note: COM1 in BIOS is directed to the PCB silkscreen as COM1 or COM3.

KBMS1 External keyboard and mouse connector (6-pin)

LAN1_USB1_2, LAN2_USB3_4

LAN1/USB 3.1 port 1, 2 stack connector

LAN2/USB 3.1 port 3, 4 stack connector

LAN3_4 LAN3 & LAN4 connector (G4 SKU)

LANLED1 LAN LED extension connector

LPC1

Low pin count connector for Advantech TPM LPC and

RS-232/422/485 modules

LPT1 Parallel port

PCIX1_SLOT1, PCIX1_SLOT3,

PCIX1_SLOT5

PCIe x1 slot (Gen3 x1 link)

PCIEX4_SLOT2, PCIEX4_ S L O T 7 P C I e x 4 s l o t ( G e n 3 x 4 l i n k )

PCIEX16_SLOT4,

PCIEX16_SLOT6

PCIE x16 slots (one Gen3 x16 link for slot 6 or two Gen3

x8 link)

PMBUS1 PMBUS connector to communicate with power supply

SATA0~7 SATA III (6 Gb/s)

SGPIO1, SGPIO2 Serial general purpose I/O

SMBUS1 SM Bus From PCH

SPDIF_OUT1 SPDIF audio output pin header

SPI1 BIOS SPI ROM

SPI_CN1 SPI flash card pin header (for RMA)

SYSFAN0,SYSFAN1,

SYSFAN2,SYSFAN3

System fan connector

SYS_LED1 System information LED connector (reserved)

USB7_8, USB9_10, USB11_12 USB 2.0 port (header)

USB13 USB 2.0 port (USB Type A)

USB5_6 USB 3.1 Gen1 port (header)

VOLT1 Voltage display

Table 1.2: Connector List

7 ASMB-786 User Manual

Chapter 1 Hardware Configuration

1.5 Jumper and Connector Locations

Figure 1.1 Jumper and Connector Locations

Figure 1.2 I/O Connectors (G4 SKU)

LAN3_4

DVI1

HDMI1_VGA1

LAN2_

USB3_4

LAN1_

USB1_2

ATXPWR1

SYSFAN0

COM2

PCIEX4_SLOT2

GPIO1

ATX12V1

FPAUD1

PCIEX4_SLOT7

JWDT1

SYSFAN_SEL1

PSON1

Intel LGA1151 Socket

DIMM A0

DIMM A1

DIMM B0

DIMM B1

VOLT1

CPU FAN0

LANLED1

SYSFAN

1 & 2

JFP1 + JFP2

JFP3

JCASE1

SATA0~SATA7

Intel C246 PCH

USB5_6

KBMS1

USB7_8

USB9_10

USB11_12

SPDIF_OUT1

SYSFAN3

PCIEX1_SLOT1,3,5

JME1

SPI_CN1

CPUFAN_SEL1

EX_THR1

JTHR_SEL1

JPEG1~2

PCIEX16_SLOT4 & 6

LPC1

LPT1

USB13

SGPIO1 & 2

JUSB_2

JCMOS1

SMBUS1

SYS_LED1

BAT2

AUDIO1

COM1

BMC_VGA1

JUSB1

JPRSEN1

Onboard LED2/3/4

PMBUS1

COM1(reserved)

VGA1

LAN4 LAN1 LAN2

DVI1

HDMI1

LAN3

USB1

AUDIO1

USB2

USB3

USB4

ASMB-786 User Manual 8

1.5.1 Onboard LAN LED Definition

1.5.2 Onboard LEDs (LED2, LED3, and LED4)

ASMB-786 features an onboard power LED indicator for 5 V Power, 5V Standby, and

3.3V AUX modes.

Table 1.3: Onboard LAN LED Definition

10/100/1000 Mbps LAN Link/Activity LED Scheme

LAN1 ~ LAN2 LAN3 ~ LAN4

Left LED Right LED Left LED Right LED

10 Mbps

Link

Active

Off

Green

Blinking green

Green

Blinking green

Off

100 Mbps

Link

Active

Amber

Green

Blinking green

Green

Blinking green

Amber

1000 Mbps

Link

Active

Green

Blinking green

Green

Blinking green

Green

No Link Off Off Off Off

Table 1.4: Onboard LEDs (LED2, LED3, and LED4)

LED Description LED Definition

5V_LED2 Power on LED

Off:

Power off

On (Green):

System is on

5VSB_LED3 Standby LED

Off:

No input AC power

On (Green):

System is on, in sleep mode,

or in soft-off mode

3V3DSW_LED4 Deep sleep LED

Off: No input AC

power, deep sleep

mode enable

On (Green): System is on, in

sleep mode, in soft-off mode,

or deep sleep mode disable

9 ASMB-786 User Manual

Chapter 1 Hardware Configuration

1.6 ASMB-786 Block Diagram

Figure 1.3 ASMB-786 Block Diagram

Intel Xeon E and

8th Generation

Core i3/i5/i7 series

Processors

Intel C246

PCH

Channel A

(ECC/Non-ECC) DDR4 2133/2400/2666

HD Audio

AUDIO ALC892

PCIe Gen1 x1

GbE LAN1: I219

MDI

RJ45

10/100/1G

PCIe Gen2 x1

GbE LAN4: I210

MDI

RJ45

10/100/1G

PCIe Gen2 x1

GbE LAN3: I210

MDI

RJ45

10/100/1G

PCIe Gen2 x1

GbE LAN2: I210

HWM NCT7802YPin Header

LPC Connector

USB 2.0

PCIe Gen2 x1

BMC

AST2400

Super I/O

Nuvoton

NCT6776D

MDI

S-CN

SM BUS

LPC BUS

RJ45

10/100/1G

DDR3

DRAM

RGB

VGA

Connector

SPI

SPI Flash

32MB

Audio

AUDIO Conn.

SPDIF OUT

Channel B

PCIe Gen3 x8

PCIe x16 Slot

Slot 6

PCIe x16 Slot

Slot 4

PCIe Gen3 x4

PCIe x4 Slot

Slot 2

PCIe Gen3 x4

PCIe x4 Slot

Slot 7

PCIe Gen3 x1

PCIe x1 Slot

Slot 1

PCIe Gen3 x1

PCIe x1 Slot

Slot 3

PCIe Gen3 x1

PCIe x1 Slot

Slot 5

SATA3

6 Gb/s

CASE OPEN

WDT

H/W Monitor

PS/2 KB, MS

2 x RS-232

8 bit GPIO Pin Header

LPT Connector

SPI BUS

SPI BIOS

Display Port 1

PCIe Gen3 x8

TMDS

Level Shifter

PCIe Gen3 x8

Switch

DVI-D

Display Port 3

TMDS

ConverterHDMI

Display Port

Embedded

RGB

ConverterVGA D-Sub

8 x SATA3

(RAID 0,1,5,10)

USB 2.0

7 x USB2.0

USB 3.1

6 x USB3.1

ASMB-786 User Manual 10

1.7 Safety Precautions

1.8 Jumper Settings

This section provides instructions on how to configure the motherboard by setting the

jumpers. An explanation of the motherboard default settings and options for each

jumper is also provided.

1.8.1 How to Set Jumpers

Users can configure the motherboard according to specific application needs by set-

ting the jumpers. A jumper is a metal bridge that closes an electrical circuit. It consists

of two metal pins and a small metal clip (often protected by a plastic cover) that slides

over the pins to connect them. To “close” (or turn on) a jumper, connect the pins with

the clip. To “open” (or turn off) a jumper, remove the clip. Some jumpers consist of a

set of three pins labeled 1, 2, and 3. With these jumpers, either connect pins 1 and 2,

or 2 and 3. A pair of needle-nose pliers may be useful when setting jumpers.

1.8.1.1 CMOS Clear (JCMOS1)

The ASMB-786 motherboard is equipped with a jumper that can erase CMOS data

and reset the system BIOS information. This jumper is set with pins 1-2 closed as a

default. To reset the CMOS data, set JCMOS1 to 2-3 closed for just a few seconds,

and then move the jumper back to 1-2 closed. This will reset the CMOS to its default

setting.

Warning! Always completely disconnect the power cord from the chassis before

manually handling the hardware. Do not make connections while the

power is on. Sensitive electronic components can be damaged by sud-

den power surges. Only experienced electronics personnel should open

the PC chassis.

Caution! Always ground yourself to remove any static charge before touching the

motherboard. Modern electronic devices are very sensitive to static

electric discharges. As a safety precaution, use a grounding wrist strap

at all times. Place all electronic components on a static-dissipative sur-

face or in a static-shielded bag when they are not in the chassis.

Caution! The computer is provided with a battery-powered real-time clock circuit.

Batteries are at risk of exploding if incorrectly replaced. Replace only

with same or equivalent type as recommended by the manufacturer.

Discard used batteries according to the manufacturer’s instructions.

Caution! There is a danger of a new battery exploding if incorrectly installed. Do

not attempt to recharge, force open, or heat the battery.

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Advantech ASMB-786 User manual

Brand: Advantech

Model: ASMB-786

Category: Servers

Type: User manual

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Advantech ASMB-786 User manual

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