Commell Pico-ITX LP-17A User manual

LP-17A
Pico-ITX Motherboard
User’s Manual
Edition 1.1
2022/10/14

LP-17A User’s Manual
-2-
Copyright
Copyright 2022, 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 TU http://www.commell.com.twUT

LP-17A User’s Manual
-3-
Packing List:
Please check the package content before you starting using the board.
Optional module:
1 x LP-17A Pico-ITX Motherboard
(Including Cooler Fan)
1 xUSB2.0 cable
(OALUSBA-3 / 1040173)
1 x Audio cable
(OALPJ-HDUNB / 1040123)
+
_
1 xDC Input Power Cable
(OALDC-B / 1040513)
1 x Driver CD
(Including User’s Manual)
1 x COM Cable
(OALES-BKU1-H14NB / 1040378)
ADP-3460SMB
DisplayPort to LVDS module
((Including CN_EDP Cable)
1 x SATA & SATA Power Cable
OALSATA22B-PM10SL10/ (1040671)
(OALSATA22B-PM5S10/(1040460)
(OALDC-B / 1040513)

LP-17A User’s Manual
-4-
Index
Chapter 1 <Introduction>..................................................................5
1.1 <Product Overview>............................................................5
1.2 <Product Specification> ......................................................6
1.3 <Block Diagram>.................................................................7
Chapter 2 <Hardware setup>...........................................................8
2.1 <Connector Location and Reference> ................................8
2.1.1 <Internal connectors list>..........................................9
2.1.2 <External connectors list>.........................................9
2.2 <Jumper Location and Reference>...................................10
2.2.1 <Jumper list> ..........................................................10
2.2.2 <Clear CMOS and Power on type selection>..........11
2.3 <Installing the Memory>....................................................12
2.4 <I/O interface> ..................................................................13
2.4.1 <Serial ATA interface>.............................................13
2.4.2 <Ethernet interface>................................................14
2.4.3 <Display interface> .................................................14
2.4.4 <Serial Port interface> ............................................16
2.4.5 <USB interface>......................................................17
2.4.6 <Audio interface>....................................................18
2.4.7 <Type C> ................................................................18
2.4.8 <Expansion slot>.....................................................19
2.4.8 <Front panel switch and indicator> .........................20
2.4.9 <Other Interface>....................................................21
2.5 <Power supply> ................................................................22
2.5.1 <Power input>.........................................................22
2.5.2 <Power output>.......................................................22
Appendix A <Flash BIOS>..............................................................23
Appendix B <LCD Panel Type select> ...........................................24
Appendix C <Programmable Watch Dog Timer>............................25
Appendix D <Hardware Monitor>...................................................27
Appendix E <Programmable GPIO>..............................................28
Appendix F <Setup ADP-3355,ADP-3460>....................................29
Contact information........................................................................29
.

LP-17A User’s Manual
-5-
Chapter 1 <Introduction>
1.1 <Product Overview>
LP-17A is a Pico-ITX Motherboard which supports Alder Lake/12th Gen U Processors,
integrated Intel® UHD Graphics, DDR5 memory, Realtek High Definition Audio, Intel Gigabit
LAN, USB3.2 Gen2, SATA3 with AHCI function for a system.
New feature for Alder Lake
Alder Lake/12th Gen Processors are based on the 7nm SuperFin process, and offer
long-life availability. i7-1265UE processor with 2 P-cores and 8 E-cores. P-cores can help
you handle heavy tasks, and E-cores run background tasks efficiently to save power.
All in One multimedia solution
The board provides high performance onboard graphics, and supports Type C (Alt mode),
HDMI, and High Definition Audio, to meet the very requirement of the multimedia
application.
Alder Lake support Windows 10 version 21H2 64bit and Linux 5.18
Intel recommends using Windows 10 version 21H2 64bit. It may lose some drivers if you
use other Windows version.

LP-17A User’s Manual
-6-
1.2 <Product Specification>
System
Processor
Intel®Alder Lake U Processor
FCBGA1744 package
Memory
1 x DDR5 SO-DIMM 4800 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 M.2 2230 Key E for Wi-Fi and Bluetooth
1 x M.2 2280 Key M support PCIe Gen4 or SATA
Graphics
Chipset
Intel® UHD Graphics
Display Interface
1 x Type-C (DPAlt. Mode), 1 x HDMI
LAN
Chip
1 x Intel® I219-LM Gigabit PHY LAN
(supports Intel® AMT 16)
1 x Intel® I226-LM Gigabit LAN (up to 2.5GbE)
I/O
Serial ATA
1 x SATA3
Audio
RealtekALC888S HDAudio
Internal I/O
1 x SATA3, 2 x USB2.0, 1 xAudio, 1 x GPIO
1 x RS232/ RS422/ RS485
1 x Header for LVDS (Note1)
Rear I/O
1 x Type-C (DPAlt.Mode), 1 x HDMI, 2 x LAN, 2 x USB3.2 Gen2
Mechanical & Environmental
Power Requirement
DC input 12V±5%
Size
100 mm x 72mm (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
Note1: AddADP-3460SMB supports LVDS.
Note2: If you want to use VGA(ADP-3355), please contact with our sales for oem version.

LP-17A User’s Manual
-7-
1.3 <Block Diagram>
Header for LVDS or VGA
PTN3460
DP
HDMI
DDR5 4800 SO-DIMM
I219-LM
I226-LM
2 x USB3.1 Gen2
2 x USB2.0
1 x SATA
I
1 x M.2 (Key E)
1 x M.2 (Key M)
ALC888S
1 x RS232/422/485
CPUFAN
SYSFAN
Super I/O
NCT6126D
Alder Lake U
Processor
SATA
I
PCIe
USB3.1
Type-C
MUX
GPIO

LP-17A User’s Manual
-8-
Chapter 2 <Hardware setup>
2.1 <Connector Location and Reference>
M2_KEYE
M.2 (KEY
E)
CN_AUDIO DDR5
DC_OUT
CN_EDP
JFRNT
SATA_PWR
CPUFAN CN_DIO
DC_IN
SYSFAN CN_COM
M2_NVME
M.2 (KEY
M)
SATA
CN_USB
CN_BAT
JLANLE
D
CN_BAT

LP-17A User’s Manual
-9-
2.1.1 <Internal connectors list>
Connector
Function
DDR5
262-pin DDR5 SO-DIMM slot
CN_AUDIO
5 x 2-pin audio pin header
CN_EDP
13-pin connector (For ADP-3460 or ADP-3355)
CN_COM
10-pin RS232/RS422/RS485 connector
CN_USB
5 x 2-pin USB2.0 pin header
CPUFAN
4-pin CPU fan connector
SYSFAN
4-pin System fan connector
JFRNT
5 x 2-pin front panel switch/indicator pin header
M2_KEYE
75-pin M.2 Key E slot
M2_NVME
75-pin M.2 2280 Key M support PCIe Gen4 and SATA
DC_OUT
6-pin Power connector
SATA_PWR
6-pin SATA Power connector
DC_IN
2-pin power input Terminal Block (DC 12V±5% ONLY)
2.1.2 <External connectors list>
Connector
Function
HDMI
HDMI connector
Type C
Support USB3.2 gen2 or DP
USB
2 x USB3.2 Gen2 connector
RJ-45-1
RJ45 connector (I219)
RJ-45-2
RJ45 connector (I226)
USB Type C HDMI RJ-45-1 RJ-45-2

LP-17A User’s Manual
-10-
2.2 <Jumper Location and Reference>
2.2.1 <Jumper list>
Jumper
Function
JAT
Power mode select
JRTC
CMOS Normal/Clear Setting
JAT
JRTC

LP-17A User’s Manual
-11-
2.2.2 <Clear CMOS and Power on type selection>
JRTC: Clear CMOS data jumper
Jumper settings
Function
1-2
Clear CMOS
2-3
Normal (Default)
JAT: AT/ATX mode select jumper
Jumper settings
Function
1-2
AT mode
2-3
ATX mode (Default)
JAT
1
3
JRTC
1
3

LP-17A User’s Manual
-12-
2.3 <Installing the Memory>
LP-17A has 262-pin DDR5 SODIMM support up to 32GB of memory capacity and
1.1 Voltage. 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.
Key
Mounting notch
Press down
Latch

LP-17A User’s Manual
-13-
2.4 <I/O interface>
2.4.1 <Serial ATA interface>
SATA : SATA3 7-pin connector
SATA_PWR : SATA3 Power connector
Pin
Signal
1
GND
2
TX+
3
TX-
4
GND
5
RX-
6
RX+
7
GND
Pin
Signal
1
NC
2
NC
3
GND
4
GND
5
5V
6
5V
SATA
7
1
SATA_PWR
1
6

LP-17A User’s Manual
-14-
2.4.2 <Ethernet interface>
The board provides I226-LM and I219-LM Gigabit Ethernet which support Wake on
LAN.
2.4.3 <Display interface>
Based on the 12th Gen CPU with built-in Intel® UHD Graphics, the DisplayPort
resolution up to 3840x2160 @ 60Hz or 4096x2304 @ 60Hz, the HDMI up to
4096x2304 @ 24Hz and LVDS up to 1920x1200 @ 60Hz supports single bus or
dual bus LVDS signaling with color depths of 18 bits or 24 bits. About select LCD
Panel Type in BIOS, please refer Appendix B.The built-in HD Graphics support
triple display function with clone mode and extended mode.
CN_EDP
I219 I226
1
13
Type C HDMI

LP-17A User’s Manual
-15-
CN_EDP: 13-pin connector
Pin
Signal
Pin
Signal
1
eDP_0+
2
eDP_0-
3
GND
4
eDP_1+
5
eDP_1-
6
GND
7
eDP_AUX+
8
eDP_AUX-
9
GND
10
HPD
11
3.3V
12
SMBDATA
13
SMBCLK
There are two modules ADP-3355 and ADP-3460, you can choose the one to
support VGA or LVDS, please refer Appendix F.
If you want to use ADP-3355, please contact sales for oem version.

LP-17A User’s Manual
-16-
2.4.4 <Serial Port interface>
CN_COM: RS232/RS422/RS485 10-pin connector
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
RS-232/422/485 can set by BIOS.
You can find the setting from
Advanced-> Motherboard Advanced menu-> Super IO configuration->
Serial Port configuration->Interface
If you want to use RS485, please follow below step before connection. .
COM1 RTX- Data- : short Pin1& Pin8
COM1 RTX+ Data+ : short Pin2& Pin6
10
CN_COM
10 1

LP-17A User’s Manual
-17-
2.4.5 <USB interface>
CN_USB: Front panel USB2.0 10-pin header (Pitch 2.54mm)
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_USB
9
2 1
USB3.2 Gen2

LP-17A User’s Manual
-18-
2.4.6 <Audio interface>
CN_AUDIO: Front panel audio 10-pin header (Pitch 1.27mm x 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
2.4.7 <Type C>
Type C supports USB 3.1 gen2 and DP Alt. mode, and provides 5V at 3A.
9 1
10 2
CN_AUDIO
CN_USB2-2
Type C

LP-17A User’s Manual
-19-
2.4.8 <Expansion slot>
M2_KEYE with 1 x PCI Express x1 support WI-FI and Bluetooth Module
M2_NVME support PCIe Gen4 or SATA
M2_NVME
M.2 (M KEY)
M2_KEYE
M.2 (E KEY)

LP-17A User’s Manual
-20-
2.4.8 <Front panel switch and indicator>
JFRNT: Front panel switch and indicator 10-pin header (Pitch 2.00mm)
Pin
Signal
Pin
Signal
1
Power_ON-
2
Power_ON+
3
Speaker-
4
Speaker+
5
HDD_LED-
6
HDD_LED+
7
Power_LED-
8
Power_LED+
9
Reset+
10
Reset-
10
1
9
2
JFRNT