Commell LE-37M7 User manual

LE-37M
3.5 inch Motherboard
User’s Manual
Edition 1.0
2018/11/27

LE-37M User’s Manual
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Copyright
Copyright 2018, all rights reserved. This document is copyrighted and all rights are reserved.
The information in this document is subject to change without prior notice to make
improvements to the products.
This document contains proprietary information and protected by copyright. No part of this
document may be reproduced, copied, or translated in any form or any means without prior
written permission of the manufacturer.
All trademarks and/or registered trademarks contains in this document are property of their
respective owners.
Disclaimer
The company shall not be liable for any incidental or consequential damages resulting from
the performance or use of this product.
The company does not issue a warranty of any kind, express or implied, including without
limitation implied warranties of merchantability or fitness for a particular purpose.
The company has the right to revise the manual or include changes in the specifications of
the product described within it at any time without notice and without obligation to notify any
person of such revision or changes.
Trademark
All trademarks are the property of their respective holders.
Any questions please visit our website at TUhttp://www.commell.com.twUT

LE-37M User’s Manual
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Packing List:
Please check the package content before you starting using the board.
1 x LE-37M 3.5 inch Miniboard
2 x SATA CABLE
(OALSATA3-H10-L35 / 1040523)
1 xUSB2.0 cable
(OALUSBA-3 / 1040173) (Optional)
1 x Audio cable
(OALPJ-HDUNB / 1040123)
1 x PS/2 Keyboard & Mouse cable
(OALPS2/KM / 1040131)
1 x Dual COM cable
(OALES-BKU2NB / 1040090)
1 x SATA Power Cable
(OALSATA15-2PJ / 1040613)
+
_
1 xDC Input Power Cable
(OALDC-B / 1040513)
1 x Cooler Fan
1 x Driver CD and Mini card screw
(Including User’s Manual)

LE-37M User’s Manual
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Index
Chapter 1 <Introduction>............................................................... 4
1.1 <Product Overview>............................................................ 4
1.2 <Product Specification> ......................................................5
1.3 <Block Diagram>.................................................................6
Chapter 2 <Hardware setup>......................................................... 7
2.1 <Connector Location and Reference> ................................7
2.1.1 <Internal connectors list> ..........................................8
2.1.2 <External connectors list>.........................................8
2.2 <Memory installation guide> ...............................................9
2.3 <Jumper Location and Reference> ...................................10
2.3.1 <Jumper list> .......................................................... 10
2.3.2 <Clear CMOS and Power on type selection>.......... 11
2.4 <I/O interface> .................................................................. 11
2.4.1 <Serial ATA interface>............................................. 11
2.4.2 <Ethernet interface>................................................12
2.4.3 <Display interface> .................................................12
2.4.4 <Serial Port interface> ............................................14
2.4.5 <USB interface>......................................................17
2.4.6 <Audio interface>....................................................18
2.4.7 <Expansion slot>.....................................................19
2.4.8 <Front panel switch and indicator> ......................... 20
2.4.9 <GPIO and Other interface> ...................................21
2.5 <Power supply> ................................................................ 23
2.5.1 <Power input>.........................................................23
2.5.2 <Power output>.......................................................24
Appendix A <Flash BIOS> ........................................................... 25
Appendix B <LCD Panel Type select> ........................................26
Appendix C <Programmable Watch Dog Timer>....................... 28
Appendix D <Hardware Monitor>................................................ 30
Appendix E <Programmable GPIO> ...........................................31
Appendix F <RAID Setting>......................................................... 32
Appendix G <Setup ADP-3355,ADP-3460>.................................33
Contact information .....................................................................33

LE-37M User’s Manual
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Chapter 1 <Introduction>
1.1 <Product Overview>
LE-37M is 3.5 inch Miniboard which supports 8th generation Intel® Core™ H-series
Processor with Intel® QM370 Chipset, integrated HD Graphics, DDR4 memory, Realtek
High Definition Audio, Intel Gigabit LAN, Serial ATA3
Intel Coffee Lake-H Processor with Intel® QM370 Chipset
8th generation Intel® Core™ H-series Processor is new generation and multi-core
processor built on 14 nanometer process.
It provides new Graphics support 3 independent displays, Memory is support up to 32GB of
DDR4, better performance, flexibility and more enhanced security that is suitable for a
variety of intelligent systems the ideal choice.
Flexible Expansion Interface
It includes 1 x Minicard slot, 1 x M.2 slot (Key E), 2 x RS232/RS485/RS422, 4 x USB3.1
Gen2, and 4 x USB2.0.
Coffee Lake only support Windows10 64bit, Linux
Intel supports Windows 10 64bit only. It may lose some drivers if you use other Windows
version.

LE-37M User’s Manual
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1.2 <Product Specification>
System
Processor
Intel® 8th Gen Intel® Core™ H-series Processor
FCBGA1440 package
Chipset
Intel® QM370
Memory
2 x DDR4 SO-DIMM 2666 MHz up to 32GB,
Support Non-ECC, unbuffered memory
Watchdog Timer
Generates a system reset with internal timer for 1min/s ~ 255min/s
Real Time Clock
Chipset integrated RTC with onboard lithium battery
Expansion
1 x MiniPCIe (support mSATA)
1 x M.2 (Key E) for Wi-Fi and Bluetooth 2230mm
Graphics
Chipset
Intel® UHD Graphics
Display Interface
1 x DisplayPort(Optional), 1 x HDMI
1 x LVDS, 1 x VGA
LAN
Chip
1 x Intel® I219-LM Gigabit PHY LAN (Support iAMT12.0)
1 x Intel® I210-AT Gigabit LAN
I/O
Serial ATA
2 x SATA3 interface with 600MB/s transfer rate
Audio
Realtek ALC262 HD Audio
Internal I/O
2 x SATA3, 4 x USB2.0
2 x RS232, 2 x RS232/485/422
1 x LVDS, 1 x LCD inverter,
1 x LPC, 1 x GPIO, 1 x Audio, 1 x PS/2, 1 x SMBus
Rear I/O
1 x DisplayPort, 1 x HDMI, 1 x VGA
4 x USB3.1 Gen2, 2 x LAN
Mechanical & Environmental
Power Requirement
DC input 9~35V
Size
146mm x 101mm (L x W)
Temperature
Operating within 0°C~60°C (32°F~140°F)
Storage within -20°C~80°C (-4°F~176°F)
Relative Humidity
10%~90%, non-condensing

LE-37M User’s Manual
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1.3 <Block Diagram>

LE-37M User’s Manual
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Chapter 2 <Hardware setup>
2.1 <Connector Location and Reference>
Display Port
USB3.1 Gen2 I210-AT I219-LM USB3.1 Gen2 VGA
HDMI
CN_LVDS CN_SATA3-1 CN_SATA3-2 CN_USB2-1 SYSFAN
CN_PS2
JFRNT
CN_INV
DC_OUT
DC_IN
DDR4_B DDR4_A
CPUFAN
CN_AUDIO
CN_DIO
CN_COM3/4
CN_COM1/2
MINI_CARD
M.2 (E KEY)
CN_BAT CN_SMBus
Display Port
CN_USB2-2

LE-37M User’s Manual
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2.1.1 <Internal connectors list>
Connector
Function
DDR4_A/B
260-pin DDR4 SO-DIMM slot
CN_SATA3-1/2
10-pin Serial ATA3 connector
CN_AUDIO
5 x 2-pin audio pin header
CN_LVDS
20 x 2-pin LVDS connector
CN_INV
5-pin LCD inverter connector
CN_COM 1/2
20-pin RS232 connector
CN_COM 3/4
20-pin RS232/RS422/485 connector
CN_USB 2-1/2-2
5 x 2-pin USB2.0 pin header
CN_PS2
5 x 2-pin PS/2 pin header
CN_DIO
6 x 2-pin digital I/O connector
CN_SMBus
5-pin SMBus connector
CN_BAT
2-pin Battery connector
CPUFAN
4-pin CPU fan connector
SYSFAN
4-pin system fan connector
MINI_CARD
52-pin MiniPCIe card slot
M2
75-pin M.2 Key E slot
JFRNT
14-pin front panel switch/indicator connector
DC_IN
2-pin power input Terminal Block
DC_OUT
4-pin SATA Power connector
2.1.2 <External connectors list>
Connector
Function
Display Port
DisplayPort connector
HDMI
HDMI connector
USB3.1 Gen2 1/2
USB3.1 Gen2 connector
LAN 1/2
RJ45 connector
VGA
DB15 VGA connector

LE-37M User’s Manual
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2.2 <Memory installation guide>
LE-37M has 260-pin DDR4 SODIMM support up to 32GB of memory capacity and 1.2
Voltage. The memory frequency supports 2666 MHz. Only Non-ECC memory is supported.
In the process, the board must be powered off.
1. Put the memory tilt into the slot. Note the Memory notch key aligned slot key.
2. Then press down till lock into the mounting notch.
3. To remove the memory, push outward on both sides of the latch.
Press down
Mounting notch
KEY
LATCH

LE-37M User’s Manual
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2.3 <Jumper Location and Reference>
2.3.1 <Jumper list>
Jumper
Function
JAT
Power mode select
JRTC
CMOS Normal/Clear Setting
JVLCD
Panel Voltage Setting
JMSATA
MiniCard mSATA Setting
JP1
COM1 Voltage Setting (For Pin 9)
JP2
COM2 Voltage Setting (For Pin 9)
JVLCD JAT JRTC
JP2
JP1
JMSATA

LE-37M User’s Manual
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2.3.2 <Clear CMOS and Power on type selection>
The board’s data of CMOS can be setting in BIOS. If the board refuses to boot due to
inappropriate CMOS settings, here is how to proceed to clear (reset) the CMOS to its
default values.
JAT: AT/ATX mode select jumper
Jumper settings
Function
1-2
AT mode
2-3
ATX mode (Default)
RJRTC: Clear CMOS data jumper
Jumper settings
Function
1-2
Clear CMOS
2-3
Normal (Default)
2.4 <I/O interface>
2.4.1 <Serial ATA interface>
CN_SATA3-1/2: SATA3 10-pin connector
Pin
Signal
1
GND
2
TX+
3
TX-
4
GND
5
NA
6
NA
7
GND
8
RX-
9
RX+
10
GND
CN_SATA3-2
JAT
3
1
JRTC
3 1
CN_SATA3-1/2
10
1
CN_SATA3-1

LE-37M User’s Manual
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2.4.2 <Ethernet interface>
The board provides I219-LM PHY Gigabit Ethernet and I210-AT Gigabit Ethernet
on rear I/O. Intel I219-LM and I210 supports operation at 10/100/1000 Mb/s data
rates, with IEEE802.3 compliance and Wake-On-LAN supported.
2.4.3 <Display interface>
Based on the 8th Gen CPU with built-in HD Graphics 630, VGA up to
1920x1080@60Hz, DisplayPort up to 4096x2304@60Hz, HDMI up to
4096x2304@24Hz on rear IO. About the internal Display, LVDS (PTN3460) up to
1920x1200@60Hz support 18/24-bit color depth and single/dual channel. About
select LCD Panel Type in BIOS, please refer Appendix B.
The built-in HD Graphics supports triple display function with clone mode and
extended mode.
I210-AT I219-LM
Display Port
HDMI

LE-37M User’s Manual
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CN_LVDS: LVDS 40-pin connector (Model: HIROSE DF13-40DP-1.25V compatible)
Pin
Signal
Pin
Signal
2
Set by JVLCD
1
Set by JVLCD
4
Detect (Active low)
3
GND
6
A_LVDS_0-
5
B_LVDS_0-
8
A_LVDS_0+
7
B_LVDS_0+
10
GND
9
GND
12
A_LVDS_1-
11
B_LVDS_1-
14
A_LVDS_1+
13
B_LVDS_1+
16
GND
15
GND
18
A_LVDS_2-
17
B_LVDS_2-
20
A_LVDS_2+
19
B_LVDS_2+
22
GND
21
GND
24
A_LVDS_CLK-
23
B_LVDS_3-
26
A_LVDS_CLK+
25
B_LVDS_3+
28
GND
27
GND
30
A_LVDS_3-
29
B_LVDS_CLK-
32
A_LVDS_3+
31
B_LVDS_CLK+
34
GND
33
GND
36
LVDS_DDCSCL
35
NC
38
LVDS_DDCSDA
37
NC
40
NC
39
NC
Pin4 only need to be connected to GND
CN_LVDS
40
2
39
1
JVLCD
2
6
1
5
5
1
CN_INV

LE-37M User’s Manual
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CN_INV: LVDS 5-pin Backlight power connector
Pin
Signal
1
12V
2
Backlight Control
3
GND
4
GND
5
Enable Backlight
JVLCD: LVDS panel power select jumper
Jumper settings
Function
1-2
3.3V (Default)
2-3
5V
5-6
12V
2.4.4 <Serial Port interface>
1
2
19
20
CN_COM1/2
1
2
19
20
CN_COM3/4
JP1 JP2
2
5
6
1
2
5
6
1

LE-37M User’s Manual
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COM1/2: COM 20-pin header (Pitch 2.54 x 1.27mm)
Pin
Signal
Pin
Signal
1
DCD1
2
RXD1
3
TXD1
4
DTR1
5
GND
6
DSR1
7
RTS1
8
CTS1
9
Set by JP1
10
NC
11
DCD2
12
RXD2
13
TXD2
14
DTR2
15
GND
16
DSR2
17
RTS2
18
CTS2
19
Set by JP2
20
Key
COM3/4: RS232/422/485 20-pin header (Pitch 2.54 x 1.27mm)
Pin
Signal
Pin
Signal
1
DCD1/ 422TX-/ 485-
2
RXD1/ 422TX+/ 485+
3
TXD1
4
DTR1
5
GND
6
DSR1/ 422RX+
7
RTS1
8
CTS1/ 422RX-
9
RI1
10
NC
11
DCD2/ 422TX-/ 485-
12
RXD2/ 422TX+/ 485+
13
TXD2
14
DTR2
15
GND
16
DSR2/ 422RX+
17
RTS2
18
CTS2/ 422RX-
19
RI2
20
Key
COM3/4 RS-232/422/485 can set by BIOS.
You can find the setting from
On Front Page screen, click Setup Utility
On Advanced screen, click SIO NCT6116D
Then click RS232/RS422/RS485 Setting
RS232/RS422/RS485 Setting
Input
Disable
Input/Output mode
Output
Enable RS232/RS422/RS485 Setting
High
RS422/RS485
PEI Phase Output value
Low
RS232 (Default)
High
RS422/RS485
Dxe Phase Output value
(After PEI Phase)
Low
RS232 (Default)
PEI：Pre-EFI Initialization, DXE: Driver Execution Environment

LE-37M User’s Manual
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RS-485 cable modification:
CN_COM3/4 RTX- Data- : short Pin1& Pin8
CN_COM3/4 RTX+ Data+ : short Pin2& Pin6
CN_COM3/4 RTX- Data- : short Pin11& Pin18
CN_COM3/4 RTX+ Data+ : short Pin12& Pin16
JP1, JP2: COM1, COM2 pin-9 setting
Jumper settings
Function
1-2
5V
3-4
12V
5-6
RI (Default)
Effective patterns of connection: 1-2 / 3-4 / 5-6
Other may cause damage

LE-37M User’s Manual
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2.4.5 <USB interface>
CN_USB 2-1/2-2: USB2.0 10-pin header (Pitch 2.54 mm)
Pin
Signal
Pin
Signal
1
5VSB
2
5VSB
3
DATA0-
4
DATA1-
5
DATA0+
6
DATA1+
7
GND
8
GND
9
GND
10
Key
CN_USB2-1
9
2
1
10
1
CN_USB2-2
USB3.1 Gen2 USB3.1 Gen2
9
2
1
10
1

LE-37M User’s Manual
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2.4.6 <Audio interface>
CN_AUDIO: Front panel audio 10-pin header (Pitch 2.54mm)
Pin
Signal
Pin
Signal
1
MIC_L
2
GND
3
MIC_R
4
NC
5
FP_OUT_R
6
MIC_DETECT
7
SENSE
8
Key
9
FP_OUT_L
10
FP_OUT_DETECT
CN_AUDIO
2
9
10
1

LE-37M User’s Manual
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2.4.7 <Expansion slot>
MINI_CARD has some special design to compatible our mini-PCIe card.
MINI_CARD supports mSATA by JMSATA
M2 (Key E) with 2x PCI Express x1 support WI-FI and Bluetooth Module
JMSATA: Setting MINI_CARD to support PCIe/mSATA
Jumper settings
Function
1-2
Support mSATA
2-3
Normal operation (Default)
1
3
JMSATA
MINI_CARD
M.2 (E KEY)