IBASE Technology MI997AF User manual

MI997AF
Intel®12th Gen Core™ i7/i5/i3 /
Celeron Mini-ITX Motherboard
User’s Manual
Version 1.0
(May 2023)

ii MI997AF User’s Manual
Copyright
©2023 IBASE Technology, Inc. All rights reserved.
No part of this publication may be reproduced, copied, stored in a retrieval
system, translated into any language or transmitted in any form or by any
means, electronic, mechanical, photocopying, or otherwise, without the
prior written consent of IBASE Technology, Inc. (hereinafter referred to as
“IBASE”).
Disclaimer
IBASE reserves the right to make changes and improvements to the
products described in this document without prior notice. Every effort has
been made to ensure the information in the document is correct; however,
IBASE does not guarantee this document is error-free.
IBASE assumes no liability for incidental or consequential damages arising
from misapplication or inability to use the product or the information
contained herein, nor for any infringements of rights of third parties, which
may result from its use.
Trademarks
All the trademarks, registrations and brands mentioned herein are used for
identification purposes only and may be trademarks and/or registered
trademarks of their respective owners.

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Compliance
This product has passed CE tests for environmental specifications and
limits. This product is in accordance with the directives of the European
Union (EU). In a domestic environment, this product may cause radio
interference in which case users may be required to take adequate
measures.
This product has been tested and found to comply with the limits for a Class
B device, pursuant to Part 15 of the FCC Rules. These limits are designed
to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate
radio frequency energy and, if not installed and used in accordance with
manufacturer’s instructions, may cause harmful interference to radio
communications.
WEEE
This product must not be disposed of as normal
household waste, in accordance with the EU directive of
for waste electrical and electronic equipment (WEEE -
2012/19/EU). Instead, it should be disposed of by
returning it to a municipal recycling collection point. Check
local regulations for disposal of electronic products.
Green IBASE
This product is compliant with the current RoHS
restrictions and prohibits use of the following substances
in concentrations exceeding 0.1% by weight (1000 ppm)
except for cadmium, limited to 0.01% by weight (100
ppm).
• Lead (Pb)
• Mercury (Hg)
• Cadmium (Cd)
• Hexavalent chromium (Cr6+)
• Polybrominated biphenyls (PBB)
• Polybrominated diphenyl ether (PBDE)

iv MI997AF User’s Manual
Important Safety Information
Carefully read the precautions before using the board.
Environmental conditions:
Use this product in environments with ambient temperatures between
0˚C and 60˚C.
Do not leave this product in an environment where the storage
temperature may be below -20° C or above 80° C. To prevent from
damages, the product must be used in a controlled environment.
Care for your IBASE products:
Before cleaning the PCB, unplug all cables and remove the battery.
Clean the PCB with a circuit board cleaner or degreaser, or use cotton
swabs and alcohol.
Vacuum the dust with a computer vacuum cleaner to prevent the fan
from being clogged.
WARNING
Attention during use:
Do not use this product near water.
Do not spill water or any other liquids on this product.
Do not place heavy objects on the top of this product.
Anti-static precautions
Wear an anti-static wrist strap to avoid electrostatic discharge.
Place the PCB on an anti-static kit or mat.
Hold the edges of PCB when handling.
Touch the edges of non-metallic components of the product instead of
the surface of the PCB.
Ground yourself by touching a grounded conductor or a grounded bit
of metal frequently to discharge any static.
CAUTION
Danger of explosion if the internal lithium-ion battery is replaced by an
incorrect type. Replace only with the same or equivalent type
recommended by the manufacturer. Dispose of used batteries according to
the manufacturer’s instructions or recycle them at a local recycling facility or
battery collection point.

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Warranty Policy
IBASE standard products:
24-month (2-year) warranty from the date of shipment. If the date of
shipment cannot be ascertained, the product serial numbers can be
used to determine the approximate shipping date.
3rd-party parts:
12-month (1-year) warranty from delivery for the 3rd-party parts that
are not manufactured by IBASE, such as CPU, CPU cooler, memory,
storage devices, power adapter, panel and touchscreen.
＊PRODUCTS, HOWEVER, THAT FAIL DUE TO MISUSE, ACCIDENT,
IMPROPER INSTALLATION OR UNAUTHORIZED REPAIR SHALL
BE TREATED AS OUT OF WARRANTY AND CUSTOMERS SHALL
BE BILLED FOR REPAIR AND SHIPPING CHARGES.
Technical Support & Services
1. Visit the IBASE website at www.ibase.com.tw to find the latest
information about the product.
2. If you need any further assistance from your distributor or sales
representative, prepare the following information of your product and
elaborate upon the problem.
Product model name
Product serial number
Detailed description of the problem
The error messages in text or in screenshots if there is any
The arrangement of the peripherals
Software in use (such as OS and application software, including
the version numbers)
3. If repair service is required, you can download the RMA form at
http://www.ibase.com.tw/english/Supports/RMAService/. Fill out the
form and contact your distributor or sales representative.

vi MI997AF User’s Manual
Table of Contents
Chapter 1 General Information .............................................. 1
1.1 Introduction ............................................................................................2
1.2 Features.................................................................................................2
1.3 Packing List ...........................................................................................3
1.4 Optional Accessories .............................................................................3
1.5 Specifications.........................................................................................4
1.6 Block Diagram .......................................................................................6
1.7 Product View..........................................................................................7
1.8 Board Dimensions ...............................................................................10
Chapter 2 Hardware Configuration........................................ 11
2.1 Essential Installations Before You Begin.............................................12
2.1.1 Installing the Memory .............................................................12
2.2 Setting the Jumpers............................................................................. 13
2.3 Jumper & Connector Locations ...........................................................14
2.4 Jumpers Quick Reference ...................................................................16
2.4.1 Clear CMOS Contents (JP1)..................................................16
2.4.2 Clear ME Contents (JP2) .......................................................17
2.4.3 ATX & AT Power Mode Selection (JP3).................................17
2.4.4 LVDS Panel Power Selection (JP4) .......................................18
2.4.5 LVDS Power Brightness Selection (JP5) ...............................18
2.4.6 Sierra EM9191 5G Card USB/PCIe Select (JP6)...................19
2.4.7 Flash Descriptor Security Override (J10) ............................... 20
2.4.8 PWM Programming (J11).......................................................21
2.5 Connectors Quick Reference...............................................................22
2.5.1 COM1 & COM2 RS-232/422/485 Ports (CN1).......................23
2.5.2 DisplayPort & HDMI Port (CN2) .............................................24
2.5.3 USB 3.2 Connector (CN3)...................................................... 24
2.5.4 DisplayPort (CN4) ..................................................................25
2.5.5 2.5 Gigabit LAN (Intel I226-LM) + USB3.2 (CN5) ..................25
2.5.6 2.5 Gigabit LAN (Intel I226-V) + USB3.2 (CN6) .....................26
2.5.7 HD Audio Connector (CN7)....................................................26
2.5.8 Front Panel Settings Connector (J2)......................................27
2.5.9 COM3 (J1) & COM4 (J3) RS-232 Ports .................................28
2.5.10 DDR5 SO-DIMM Slot (J4 / J7) ...............................................29
2.5.11 SPI Flash Connector (J5).......................................................29

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2.5.12 80 Port Debug (J6) .................................................................30
2.5.13 Digital I/O Connector (J8).......................................................30
2.5.14 M.2 M2280 Slot (J9, J22) .......................................................31
2.5.15 M.2 E2230 Slot (J12)..............................................................32
2.5.16 USB 2.0 Connector (J13) .......................................................32
2.5.17 SIM Slot (J14).........................................................................33
2.5.18 M.2 B-key 3052 Slot (J15)......................................................33
2.5.19 LVDS Connectors (J17, J16) (Channel A, Channel B)...........34
2.5.20 LCD Backlight Connector (J18)..............................................35
2.5.21 SATA Power Connector (J19) ................................................35
2.5.22 Audio Pin Header for Chassis Front Panel (J20) ...................36
2.5.23 DC-In Power Connector (J21) ................................................37
2.5.24 Factory use only (J23)............................................................37
2.5.25 SATA III Connector (SATA1, SATA2) ....................................38
2.5.26 Fan Power Connectors (CPU_FAN1, SYS_FAN1)................38
2.5.27 PCIe (x1) Slot (PCIE1) ...........................................................39
Chapter 3 Drivers Installation.............................................41
3.1 Introduction ..........................................................................................42
3.2 Intel®Chipset Software Installation Utility ............................................42
3.3 VGA Driver Installation.........................................................................44
3.4 Realtek HD Audio Driver Installation ...................................................46
3.5 LAN Drivers Installation .......................................................................48
3.6 Intel®ME Drivers Installation ...............................................................50
3.7 Intel®Serial IO Drivers Installation.......................................................51
3.8 Intel®Thunderbolt Drivers Installation..................................................52
Chapter 4 BIOS Setup..........................................................53
4.1 Introduction ..........................................................................................54
4.2 BIOS Setup ..........................................................................................54
4.3 Main Settings .......................................................................................55
4.4 Advanced Settings...............................................................................55
4.5 Chipset Settings...................................................................................70
4.6 Security Settings..................................................................................73
4.7 Boot Settings........................................................................................75
4.8 Save & Exit Settings ............................................................................76
4.9 MEBx ...................................................................................................77

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Appendix ........................................................................................ 79
A. I/O Port Address Map ..........................................................................80
B. Interrupt Request Lines (IRQ)..............................................................82
C. Watchdog Timer Configuration ............................................................ 83
D. Onboard Connector Types ..................................................................87
E. MI997AFUSB Power Control Bit Mapping. ..........................................88

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1
Chapter 1
General Information
The information provided in this chapter includes:
Features
Packing List
Optional Accessories
Specifications
Block Diagram
Product View
Board Dimensions

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1.1 Introduction
The MI997AF Mini ITX motherboard is based on 12th Gen Intel® Core
i7/i5/i3™/ Celeron processors. With support for two DDR5 slots
accommodating up to 64GB memory, it supports independent displays
with HDMI (2.0a), LVDS and 2x DisplayPort(1.4a) (DP++) interface.
This high-performance platform meets demands in next-generation
applications in imaging, AI, and edge computing. Connectivity and
expansion are provided by 2x Intel 2.5G LAN, 6x USB 3.x, 4x COM, 2x
SATA III, 1x PCI-E (x1) [Gen.3.0]; 4x M.2 (B-key, E-key and 2x M-Key) .
1.2 Features
12th Gen Intel® Core i7/i5/i3 and Celeron® Processors
2x DDR5 SO-DIMM sockets, Max. 64GB
Intel® processor integrated graphics supports HDMI (2.0a), LVDS and
2x DisplayPort (1.4a) (DP++)
Dual Intel® 2.5G LAN
6x USB 3.x, 2x USB 2.0, 4x COM, 2x SATA III
1x PCI-E (x1) [Gen.3.0]; 4x M.2 (B-key, E-key and 2x M-Key)
Watchdog timer, Digital I/O, iAMT(16.0) , fTPM
12V~24V DC input

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1.3 Packing List
Your MI997AFpackage should include the items listed below. If any of the
items below is missing, contact the distributor or dealer from whom you
purchased the product.
MI997 x 1
IO Shield x 1
SATA cable x 1
COM cable x 1
USB 2.0 cable x 1
Disk (containing drivers) x 1
This User’s Manual x 1
1.4 Optional Accessories
Audio Cable
Cooler
330W Power Adaptor
(This is suitable for 45W TDP and 15W TDP CPU skus)
150W Power Adaptor (This is recommended to pair with 15W TDP CPU
skus only)
Power Cable

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1.5 Specifications
Model
MI997AF LGA1700 Mini-ITX Motherboard w /HDMI, LVDS,
2x DisplayPort, Dual 2.5GbE, 2 x SATA, iAMT (16.0), fTPM
Specifications
CPU Socket LGA1700
CPU 12th Gen Intel® Core™ i7/i5/i3 / Celeron® CPU
Memory 2x DDR5 SO-DIMM sockets
Supports DDR5-4800 module, Max. 64GB
BIOS AMI
Watchdog Timer 256 levels
Hardware Monitor Yes
Storage Interface SATA III & NVMe
Expansion Slots 1x PCI-E (x1) [Gen.3.0]
Mini Type Slots
2x M.2 (M-key, type:2280, PCI-E(4x) Gen.4)
1x M.2 (E-Key, type:2230, USB 2.0 + PCI-E(1x))
1x M.2 (B-Key, type:3052, USB 3.2 + PCI-E(1x))
Graphics 12th Gen Intel Core i7/i5/i3 / Celeron processor
integrated
Video Output 1x HDMI (2.0a) + 2x DisplayPort (1.4a) (DP++) +
LVDS
Ethernet LAN 1: Intel® I226LM, supports 2.5G and iAMT
LAN 2: Intel® I226V, supports 2.5G only
I/O Chipset Fintek F81964D-I
Serial Port 4x COM ports : 2x RS232/422/485 + 2x RS232
USB 2.0 2x USB 2.0 via pin header
USB 3.X 6x USB 3.2 @ edge connector
Serial ATA 2x SATA III
Audio Built-in HDA controller+Realtek ALC888S (7.1 ch.)
TPM Supports fTPM
Others 12V~24V DC-in, Digital I/O (4-in/4-out), SIM
socket

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Physical
Dimensions
(L x W) 170mm x 170mm (6.7“x 6.7“)
Environmental
Operating
Temperature 0 ~ 60 °C (32 ~ 140 °F)
Storage
Temperature -20 ~ 80 °C (-4 ~ 176 °F)
All specifications are subject to change without prior notice.

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1.6 Block Diagram

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1.7 Product View
Top View

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Bottom View

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Rear View
No. Function
1. CN1 COM1 & COM2 RS-232/422/485 Ports
2. CN2 DisplayPort & HDMI Port
3. CN4 DisplayPort
4. CN3 USB 3.2 Connector
5. CN5 2.5 Gigabit LAN (Intel I226-LM) + USB 3.2
6. CN6 2.5 Gigabit LAN (Intel I226-V) + USB 3.2
7. CN7 HD Audio Connector

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1.8 Board Dimensions