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Summary of Contents for DFI EHL171
- Page 1 COMING SOON EHL171/173 Mini-ITX Industrial Motherboard User’s Manual Preliminary ver.2_-_7-2321_18-25...
- Page 2 The changes or modifications not expressly approved by the party responsible for are the properties of the respective owners. compliance could void the user’s authority to operate the equipment. • Shielded interface cables must be used in order to comply with the emission limits. User's Manual | EHL171/173...
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Page 3: Table Of Contents
SATA (Serial ATA) ......................18 Digital I/O Connector .....................18 COM (Serial) ports ......................19 Cooling Fan Connectors ....................20 InnoAGE HDR1 .......................20 Front Panel ........................21 S/PDIF Connector ......................21 Expansion Slots ......................22 Installing the M.2 Module .....................22 Battery Header .......................23 DIO Power ........................24 User's Manual | EHL171/173... - Page 4 • To reduce the risk of electric shock, unplug the power cord before removing the sys- tem chassis cover for installation or servicing. After installation or servicing, cover the system chassis before plugging the power cord. User's Manual | EHL171/173...
- Page 5 The board and accessories in the package may not come similar to the information listed above. This may differ in accordance with the sales region or models in which it was sold. For more information about the standard package in your region, please contact your dealer or sales representative. User's Manual | EHL171/173...
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Page 6: Chapter 1 - Introduction
1 x DP++ (Colay VGA, MOQ re- H D M I : r e s o l u t i o n POWER Type Single 12V +/-10% DC (EHL171) quired) up to 3840x2160 @ Wide Range 9~36V (EHL173) 1 x HDMI 1.4b (Colay DP++, MOQ... -
Page 7: Features
Plug and Play peripherals. RTC Timer The Real Time Clock (RTC) installed on the system board allows your system to automatically power-on on the set date and time. User's Manual | EHL171/173... -
Page 8: Block Diagram
USB 2.0 type A dongle) Audio Jack SMBus Digital I/O 8-bit (Line-out/Mic in) ALC262-VC2-GR SMBus SMBus S/PDIF SPI Bus eSPI TPM 2.0 (opt.) RS-232/422/485 2x Super IO RS-232 4x with WDT FAN Control H/W Monitor User's Manual | EHL171/173... -
Page 9: Chapter 2 - Hardware Installation
SYS FAN 2 SPI Flash BIOS LVDS M.2 E Key CPU/SYS FAN 1 2230 DDR4_1 SODIMM (Top) SIM Card Front Panel slot TSJP2 TSJP1 DDR4_2 SODIMM (Bottom) Buzzer Battery DPJP2 DPJP1 DIO Power SATA0/1 Power (up to down) User's Manual | EHL171/173... -
Page 10: System Memory
Data will be accessed in chunks of 128 bits from the memory channels. Dual channel provides better system performance because it doubles the data transfer rate. Features • Two 260-pin SODIMM up to 32GB • Dual channel DDR4 up to 3200MHz (in-band ECC support in embedded/ industrial SKU) User's Manual | EHL171/173... -
Page 11: Removing The Dimm Module
Hold the card by its edges and remove it from the slot. The tabs snap automatically to the edges of the card and lock the card in place. Step 1 Step 1 Step 2 Step 2 Step 3 Step 3 User's Manual | EHL171/173... -
Page 12: Jumper Settings
2. Put a jumper cap on pin 2 and pin 3. Wait for a few seconds and set it back to its default setting, i.e. jumper cap on pin 1 and pin 2. • 3. Plug the power cord and power-on the system. Clear CMOS Define Normal (default) 1-2 On Clear CMOS Data 2-3 On User's Manual | EHL171/173... -
Page 13: Panel Backlight Selection
This jumper is to determine the power of panel backlight. This jumper is to determine the power of panel inverter. Description Description Define Define 3V3 (Default) 1-2 On 12V (Default) 1-2 On 2-3 On 2-3 On User's Manual | EHL171/173... -
Page 14: Com1 Power Selection
Description Description Define Define RS232 Standard (Deafult) 1-3 On / 2-4 On RS232 Standard (Deafult) 1-3 On / 2-4 On RS232 With Power 3-5 On / 4-6 On RS232 With Power 3-5 On / 4-6 On User's Manual | EHL171/173... -
Page 15: Rear I/O Ports
4 x USB 2.0 internal ports, box headers (USB 4/5/6/7) The Wake-On-USB Keyboard/Mouse function allows you to use a USB keyboard or USB mouse to wake up a system from the S3 (STR - Suspend To RAM) state. User's Manual | EHL171/173... -
Page 16: Graphics Interfaces
M.2 B Key SYS FAN 2 SPI Flash BIOS LVDS M.2 E Key CPU/SYS FAN 1 2230 DDR4_1 SODIMM (Top) TSJP2 TSJP1 Front Panel DDR4_2 SODIMM (Bottom) Buzzer Battery DPJP2 DPJP1 DIO Power SATA0/1 Power (up to down) User's Manual | EHL171/173... -
Page 17: Rj45 Lan Ports
2 x GbE (RJ-45) The LAN ports allow the system board to connect to a local area network by means of a net- Function Function work hub. MIC2-L AGND_AUDIO MIC2-R N.C. LINE2-R MIC2-JD AGND_AUDIO LINE2-L LINE2-JD User's Manual | EHL171/173... -
Page 18: Internal I/O Connectors
ATA cable to a SATA connector and the other end to your Serial ATA device. D_IOA0_C D_IOA1_C D_IOA2_C D_IOA3_C Features D_IOA4_C D_IOA5_C • 2 Serial ATA 3.0 ports with data transfer rate up to 6Gb/s D_IOA6_C • Integrated Advanced Host Controller Interface (AHCI) controller D_IOA7_C User's Manual | EHL171/173... -
Page 19: Com (Serial) Ports
MRI6 - MRTS1- MCTS1- MRTS3- MCTS3- X_MRI1- MRI3 - COM2 COM4 Function Function Function Function X_MDCD2- MSIN2- COM MDCD4- MSIN4- MSO2- COM MDTR2- COM MSO4- MDTR4- MDSR2- MDSR4- MRTS2- MCTS2- MRTS4- MCTS4- X_MRI2 - MRI4 - User's Manual | EHL171/173... -
Page 20: Cooling Fan Connectors
These fan connectors are used to connect cooling fans. The cooling fans will provide adequate airflow throughout the chassis to prevent overheating the CPU and system board components. Function Function PM_SYSRST# GP_G14_RECOV# Function SUS_LED# HD_LED# SIO_PWSIN# TACH User's Manual | EHL171/173... -
Page 21: Front Panel
Power On Suspend) state, it will blink at 1-second intervals. When the system is in the S3 (STR - Suspend To RAM) state, it will blink at 4-second intervals. Power Button This button is used to switch the system's power on or off . User's Manual | EHL171/173... -
Page 22: Expansion Slots
The M.2 socket is the Next Generation Form Factor (NGFF) which is designed to support mul- tiple modules and make the M.2 more suitable in application for solid-state storage. SIM Card Slot For SIM card usage. SIM Card slot User's Manual | EHL171/173... -
Page 23: Battery Header
Safety Measures • There exists explosion hazard if the battery is incorrectly installed. • Replace only with the same or equivalent type recommended by the manufacturer. • Dispose of used batteries according to local ordinances. User's Manual | EHL171/173... -
Page 24: Dio Power
SYS FAN 2 SPI Flash BIOS LVDS M.2 E Key 2230 CPU/SYS FAN 1 DDR4_1 SODIMM (Top) Front Panel TSJP2 TSJP1 DDR4_2 SODIMM (Bottom) Buzzer Battery DPJP2 DIO Power SATA0/1 Power (up to down) DPJP1 Function +12V 5VSB User's Manual | EHL171/173...
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