Commell LP-174 User manual

LP-174
Pico-ITX Motherboard
User’s Manual
Edition 1.3
2016/06/22

LP-174 User’s Manual
-1-
Copyright
Copyright 2015, 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

LP-174 User’s Manual
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Packing List:
Please check the package content before you starting using the board.
1 x LP-174 Pico-ITX Motherboard
(include Cooler Fan)
1 x SATA & SATA Power Cable
(OALSATA22B-PM15SH15 / 1040512)
1 x PS/2 Keyboard & Mouse cable
(OALPS2/KM / 1040131)
1 xDC Input Power Cable
(OALDC-B / 1040513)
1 x Audio cable
(OALPJ-HDUNB / 1040123)
1 xUSB2.0 Cable
(OALUSBA-3 / 1040173)
1 x Onboard DVI-D cable
(BADPDVI_A & OALDVI-DF13 /
4120008011 & 1040483)
1 x Dual COM Cable
(OALES-BKU2-H14NB / 1040379)
+
-

LP-174 User’s Manual
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Index
Chapter 1 <Introduction>...............................................................4
1.1 <Product Overview>.................................................................................4
1.2 <Product Specification> ...................................................................................5
1.3 <Mechanical Drawing>.....................................................................................6
1.4 <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> ............................10
2.3 <Installing the Memory>.................................................................................11
2.4 <I/O interface>.................................................................................................12
2.4.1 <Serial ATA interface> ................................................................12
2.4.2 <Ethernet interface>...................................................................12
2.4.3 <Display interface>.....................................................................13
2.4.4 <Serial Port interface>................................................................15
2.4.5 <USB interface> .........................................................................16
2.4.6 <Audio interface> .......................................................................16
2.4.7 <Expansion slot>........................................................................17
2.4.8 <Front panel switch and indicator> ............................................17
2.4.9 <Other interface>........................................................................18
2.5 <Power supply>...............................................................................................19
2.5.1 <Power input> ............................................................................19
2.5.2 <Power output> ..........................................................................19
Appendix A <Flash BIOS> ...........................................................20
Appendix B <Installation driver Notes> .....................................21
Appendix C <LCD Panel Type select>........................................22
Appendix D <Programmable Watch Dog Timer>.......................23
Contact information.....................................................................24

LP-174 User’s Manual
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Chapter 1 <Introduction>
1.1 <Product Overview>
LV-174 is Pico-ITX Motherboard which supports 5th/4th Generation Intel® Core™ U-series i7,
i5, i3, Celeron Mobile Processor with Wildcat Point PCH-LP, integrated HD Graphics,
DDR3L memory, Realtek High Definition Audio, Intel Gigabit LAN, Serial ATA3 with AHCI
function for a system.
Intel Broadwell-U Processor with Wildcat Point PCH-LP
The 5th Generation Intel® Core™ U-series processor family is the next generation and
compatible with Haswell-U, multi-core mobile processor built on 14/22 nanometer process
with MCP technology.
The Broadwell-U has a lower TDP 15W and 28W, it provides new HD Graphics (GT2 and
GT3 GPU) support triple display at the same time, maximum supported is up to 16GB of
DDR3L, better performance, flexibility and more enhanced security that is suitable for a
variety of intelligent systems the ideal choice.
All in One multimedia solution
The board provides high performance onboard graphics, 24-bit dual channel LVDS interface,
DisplayPort, DVI-D, and High Definition Audio, to meet the very requirement of the
multimedia application.
Flexible Expansion Interface
The board provides one MiniPCIe and support mSATA.

LP-174 User’s Manual
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1.2 <Product Specification>
System
Processor
Intel® Broadwell/Haswell Core™ i7, i5, i3, Celeron U-series Processor
FCBGA1168 with MCP
Chipset
Wildcat Point-LP
Memory
1 x DDR3L SO-DIMM 1333/1600 MHz up to 8GB
Support Non-ECC, unbuffered memory only
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)
Graphics
Chipset
Intel® Gen 8/7.5th integrated HD Graphics
Display Interface
1 x DVI-D, 1 x DisplayPort, 1 x LVDS
LAN
Chip
1 x Intel® I218-LM Gigabit LAN (Support iAMT10.0)
I/O
Serial ATA
1 x SATA3
Audio
Realtek ALC888 HD Audio
Internal I/O
1 x SATA3, 2 x RS232, 2 x USB2.0, 1 x LVDS, 1 x LCD inverter,
1 x LPC, 1 x SMBUS, 1 x Audio, 1 x DC Out, 1 x PS/2, 1 x DVI-D
Rear I/O
1 x DisplayPort, 2 x USB3.0, 1 x LAN
Mechanical & Environmental
Power Requirement
DC 9~24V or 12V (optional)
Size & Thickness
100mm x 72mm (L x W), 1.6mm
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

LP-174 User’s Manual
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1.3 <Mechanical Drawing>

LP-174 User’s Manual
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1.4 <Block Diagram>
CPU
5th/4th
Gen Processor
PCH-LP
DDR3L
SO-DIMM
1 x DisplayPort
1 x DVI-D
PTN3460
1 x LVDS
SIO
NCT6102D
DDI
Channel A
eDP
DDI
1 x SATA3
SATA3
2 x USB3.0
2 x USB2.0
USB3.0
USB2.0
SPI Flash
SPI
PCIe x1
I218-LM
HDA
HD Audio
PCIe x1
SATA3
LPC
1 x LPC
ALC888
2 x RS232
1 x SMBUS
MiniPCIe
/ mSATA
1 x PS/2
SMBus

LP-174 User’s Manual
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Chapter 2 <Hardware setup>
2.1 <Connector Location and Reference>
CN_LVDS
MINI_CARD
CN_LPC
CN_AUDIO
DC_IN
CN_DVI
CN_USB
CN_PS2
JFRNT
DisplayPort
USB
LAN
CN_SATA
CN_COM1/2
CN_INV
DC_OUT
SYSFAN
CPUFAN
CN_SMBUS
SO-DIMM
USB
LAN
DisplayPort

LP-174 User’s Manual
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2.1.1 <Internal connectors list>
Connector
Function
SO-DIMM
204-pin DDR3L SO-DIMM slot
CN_SATA
10-pin Serial ATA3 connector
CN_AUDIO
5 x 2-pin audio pin header
CN_LPC
6 x 2-pin LPC pin header
CN_LVDS
20 x 2-pin LVDS connector
CN_INV
5-pin LCD inverter connector
CN_SMBUS
5-pin SMBus connector
CN_COM1/2
20-pin RS232 connector
CN_USB
5 x 2-pin USB2.0 pin header
CN_DVI
10 x 2-pin DVI connector
CN_PS2
5 x 2-pin PS/2 pin header
CPUFAN
3-pin CPU fan connector
SYSFAN
3-pin system fan connector
JFRNT
5 x 2-pin front panel switch/indicator pin header
MINI_CARD
52-pin MiniPCIe card slot
DC_OUT
6-pin SATA Power connector
DC_IN
2-pin power input Terminal Block
2.1.2 <External connectors list>
Connector
Function
DisplayPort
DisplayPort connector
USB
2 x USB3.0 connector
LAN
RJ45 connector

LP-174 User’s Manual
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2.2 <Jumper Location and Reference>
2.2.1 <Jumper list>
Jumper
Function
JAT
Power mode select
JRTC
CMOS Normal/Clear Setting
JVLCD
Panel Voltage Setting
JMSATA
MiniCard mSATA Setting
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)
JRTC
JVLCD
JMSATA
JAT
1
3
1
3

LP-174 User’s Manual
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2.3 <Installing the Memory>
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-174 User’s Manual
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2.4 <I/O interface>
2.4.1 <Serial ATA interface>
CN_SATA: SATA3 10-pin connector
2.4.2 <Ethernet interface>
The board provide I218-LM Gigabit Ethernet which supports WOL on rear I/O.
It supports Intel® AMT 10.0 feature.
(Note that the CPU must support vPro technology, ex: i7-5650U)
Pin
Signal
1
GND
2
TX+
3
TX-
4
GND
5
NC
6
NC
7
GND
8
RX-
9
RX+
10
GND
I218-LM
CN_SATA
1
10

LP-174 User’s Manual
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2.4.3 <Display interface>
Based on the 5th/4th Gen CPU with built-in HD Graphics, the DisplayPort up to
3840x2160 @ 60Hz on rear I/O.
About the internal Display, the DVI-D resolution up to 1920x1200 @ 60Hz and
LVDS (PTN3460) up to 1920x1200 @ 60Hz support 18/24-bit color depth and dual
channel. About select LCD Panel Type in BIOS, please refer Appendix C.
The built-in HD Graphics support triple display function with clone mode and
extended mode.
CN_DVI
DisplayPort
CN_LVDS
1
40
JVLCD
1
CN_INV
2
39
5
2
1
20
19
1
3

LP-174 User’s Manual
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CN_DVI: DVI 20-pin connector
Pin
Signal
Pin
Signal
1
5V
2
NC
3
HPD
4
GND
5
TMDS_TX0-
6
TMDS_TX0+
7
GND
8
TMDS_TX1-
9
TMDS_TX1+
10
GND
11
TMDS_TX2-
12
TMDS_TX2+
13
GND
14
TMDS_CLK-
15
TMDS_CLK+
16
GND
17
SDA
18
SCL
19
NC
20
NC
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
Note: Pin4 only need to be connected to GND

LP-174 User’s Manual
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CN_INV: LVDS 5-pin Backlight power connector
Pin
Signal
1
12V
2
Backlight Control
3
5V
4
GND
5
Enable Backlight
JVLCD: LVDS panel power select jumper
Jumper settings
Function
1-2
3.3V (Default)
2-3
5V
2.4.4 <Serial Port interface>
CN_COM1/2: RS232 20-pin connector
Pin
Signal
Pin
Signal
1
DCD1
2
RXD1
3
TXD1
4
DTR1
5
GND
6
DSR1
7
RTS1
8
CTS1
9
RI1
10
NC
11
DCD2
12
RXD2
13
TXD2
14
DTR2
15
GND
16
DSR2
17
RTS2
18
CTS2
19
RI2
20
Key
CN_COM1/2
1
20

LP-174 User’s Manual
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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
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
CN_AUDIO
1
10
CN_USB
1
10
2
2
9
USB3.0
9

LP-174 User’s Manual
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2.4.7 <Expansion slot>
MINI_CARD have some special design to compatible our MiniPCIe card (ex:
MPX-574D2, MPX-210D2 etc) and support mSATAset by JMSATA
JMSATA: Setting MINI_CARD to support PCIe/mSATA
Jumper settings
Function
1-2
Support mSATA
2-3
Normal operation (Default)
2.4.8 <Front panel switch and indicator>
JFRNT: Front panel switch and indicator 14-pin header (Pitch 2.54mm)
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-
MINI_CARD
JMSATA
JFRNT
10
1
9
2
1
3

LP-174 User’s Manual
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2.4.9 <Other interface>
CN_LPC: LPC 12-pin header (Pitch 2.00mm)
Pin
Signal
Pin
Signal
1
CLK
2
RST
3
-LFRAME
4
LAD3
5
LAD2
6
LAD1
7
LAD0
8
3.3V
9
SERIRQ
10
GND
11
3.3VSB
12
NC
Note: Support TPM module.
CN_SMBUS: SMBus 5-pin connector
Pin
Signal
1
5V
2
NC
3
SMBDAT
4
SMBCLK
5
GND
CPUFAN: CPU cooler fan 3-pin connector
Pin
1
2
3
Signal
GND
12V
Sensor
SYSFAN: System cooler fan 3-pin connector
Pin
1
2
3
Signal
GND
12V
Sensor
CN_LPC
1
12
2
11
CN_SMBUS
1
5
CPUFAN
SYSFAN
1
1
3
3

LP-174 User’s Manual
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2.5 <Power supply>
2.5.1 <Power input>
The power support 9~24V wide voltage input.
DC_IN:Terminal Block 2-pin power connector
Pin
Signal
Pin
Signal
1
GND
2
Power in
2.5.2 <Power output>
DC_OUT: SATA power 6-pin connector
Pin
Signal
1
12V
2
12V
3
GND
4
GND
5
5V
6
5V
DC_IN
1
2
DC_OUT
1
6