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Summary of Contents for DFI EC70A-ADN
- Page 1 EC70A-ADN Fanless Embedded System User’s Manual © May 27, 2025 DFI Inc.
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Page 2: Fcc And Doc Statement On Class A
1. The changes or modifications not expressly approved by the party responsible for com- are the properties of the respective owners. pliance could void the user’s authority to operate the equipment. 2. Shielded interface cables must be used in order to comply with the emission limits. User's Manual | EC70A-ADN... -
Page 3: Table Of Contents
Power & Performance ....................29 PCH-FW Configuration ....................29 Trusted Computing ......................30 NCT5525D Super IO Configuration ................30 NCT5525D Super IO Configuration ► Serial Port 1 Configuration ...... 31 Hardware Monitor ......................31 Hardware Monitor ► Smart Fan Function ............32 User's Manual | EC70A-ADN... -
Page 4: About This Manual
The manual is subject to change and update without notice, and may be based on editions that do not resemble your actual products. Please visit our website or contact our sales representa- • 1 EC70A-ADN System Unit tives for the latest editions. Warranty Note: The items are subject to change in the developing stage. -
Page 5: Static Electricity Precautions
Make sure the system is placed or mounted correctly and stably to prevent the chance of dropping or falling may cause damage. • The openings on the system shall not be blocked and shall be kept in distance from User's Manual | EC70A-ADN... -
Page 6: Chapter 1 - Introduction
INTRODUCTION Chapter 1 - Introduction X Overview Front View Rear View HDD LED Mic-In HDMI LAN1~3 Line-Out Type-C DP Alt. Mode Grounding Hole Power LED DC Jack Antenna Hole Power Button USB 2.0 COM1 USB 3.2 User's Manual | EC70A-ADN... -
Page 7: Dimensions
1 HDMI, 1 Type-C DP DDR5 1 DDR5 SO-DIMM Multiple Expansions: 1 M.2 M Key, 1 M.2 B Key, 1 M.2 E Key Rich I/O 3 2.5GbE LAN, 4 USB 3.2, 2 USB 2.0, 1 COM, 1 Line-out, 1 Mic-in User's Manual | EC70A-ADN... -
Page 8: Specifications
Display 1 x HDMI 1 x Type-C DP Alt. Mode WATCHDOG TIMER Output & Interval System Reset, Programmable via Software from 1 to 255 Seconds SECURITY dTPM 2.0 POWER Type Wide range 9~36V Connector DC Jack User's Manual | EC70A-ADN... - Page 9 Operating: IEC 60068-2-64 Test Fh: Vibration Board-Band Random Test Random, 1Grms @ 5~500 Hz, 30min Non-Operating: IEC 60068-2-6 Test Fc: Vibration Sinusoidal Test Sweep Sine, 3Grms @ 10~500Hz, 30min Certifciation CE, FCC Class A, RoHS, UKCA User's Manual | EC70A-ADN...
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Page 10: Chapter 2 - Hardware Installations
Remove the heat shield and the SO-DIMM socket is readily accessible. Step 2: The heat shield and the board can be easily accessed after the chassis cover is removed. Retention Notch Notch DDR5 SO-DIMM Retention Clip Socket Top View User's Manual | EC70A-ADN... -
Page 11: Installing An Antenna
Inspect that the clip sits in the notch. If not, please pull the clips outward, release and remove Module Connector Cable Antenna Connector Washer the card, and mount it again. Step 3 User's Manual | EC70A-ADN... -
Page 12: Chapter 3 - System Settings
& UART Debug R8042 D8011 C271 SC8005 R692 FB8000 SOU1 R8026 Q8006 DPQ1 Q8003 Q8019 Q8004 C8005 U8012 TSQ1 Q8002 UBD6 UBD3 UBD4 UBD1 UBD2 UBD5 D8001 AUC19 D8002 AUC20 D8000 ADN553 REV.2 MADE IN TAIWAN User's Manual | EC70A-ADN... -
Page 13: Jumper Settings
UBU1 UBU1 UBC3 UBC3 CN11 CN11 AUD2 DDI_B AUD2 DDI_B UBEC1 UBEC1 M2CN3-G4 HDMI M2CN3-G4 HDMI SW1000 SW1000 „ 1-2 On: 12V (default) „ 2-3 On: 5V „ 1-2 On: 3.3V (default) „ 2-3 On: 5V User's Manual | EC70A-ADN... -
Page 14: Panel Vdd Power Jumper (Dpjp3)
C8009 C8008 M2CN2-G5 LC8006 U8007 M2CN4 COM1 U8000 M2CN3-G3 AUU1 TSJ1 U8011 C8007 C8006 UBU1 UBC3 CN11 AUD2 DDI_B UBEC1 M2CN3-G4 HDMI SW1000 „ 1-2 On: 12V „ 3-4 On: 5V „ 5-6 On: 3.3V (default) User's Manual | EC70A-ADN... -
Page 15: Pin Assignment
C8007 Q8002 UBD5 UBD6 UBD3 UBD4 UBD1 UBD2 C8006 D8001 AUC19 UBU1 AUC20 D8002 UBC3 CN11 AUD2 DDI_B D8000 UBEC1 M2CN3-G4 HDMI ADN553 REV.2 MADE IN TAIWAN SW1000 DC-IN DC-IN Assignment Assignment TACH VOUT DC-IN DC-IN User's Manual | EC70A-ADN... -
Page 16: Sata Power (J1001)
U8011 U8011 C8007 C8007 C8006 C8006 UBU1 UBU1 UBC3 UBC3 CN11 CN11 AUD2 DDI_B AUD2 DDI_B UBEC1 UBEC1 M2CN3-G4 HDMI M2CN3-G4 HDMI SW1000 SW1000 Assignment Assignment PWM Brightness Control Panel Power +3.3V Backlight On/Off Inverter Power User's Manual | EC70A-ADN... -
Page 17: Front Panel (J11)
AUD2 DDI_B UBEC1 M2CN3-G4 HDMI M2CN3-G4 HDMI SW1000 SW1000 Assignment Assignment RS232 RS422 RS485 Power Button SUS LED Power DCD- TXD- Data- SUS LED TXD+ Data+ Reset HDD LED SOUT RXD+ DTR- RXD- DSR- RTS- CTS- User's Manual | EC70A-ADN... -
Page 18: Dio (J1000)
UBU1 UBC3 UBU1 UBC3 CN11 AUD2 DDI_B CN11 UBEC1 AUD2 DDI_B UBEC1 M2CN3-G4 HDMI M2CN3-G4 HDMI SW1000 SW1000 Assignment DIO7 DIO6 DIO5 DIO4 Assignment Assignment DIO3 Mic-L DIO2 Mic-R DIO1 Line-Out-R Mic-JD DIO0 5VSB Line-Out-L Line-JD User's Manual | EC70A-ADN... -
Page 19: Usb2.0 (J3)
UBC3 UBU1 CN11 CN11 AUD2 DDI_B AUD2 DDI_B UBEC1 UBEC1 M2CN3-G4 HDMI M2CN3-G4 HDMI SW1000 SW1000 Assignment Assignment Assignment Assignment 3V3SB ESPI_CLK ESPI_RST# -DATA -DATA ESPI_ALT# UART_TX +DATA +DATA ESPI_D0 ESPI_D1 ESPI_CS ESPI_D2 UART_RX ESPI_D3 3V3SB User's Manual | EC70A-ADN... -
Page 20: Lvds (Dpcn1)
COM1 U8000 M2CN3-G3 AUU1 TSJ1 U8011 C8007 C8006 UBU1 UBC3 CN11 AUD2 DDI_B LVDSA_Out0+ LVDSB_Out0+ UBEC1 M2CN3-G4 HDMI LVDSA_Out0- LVDSB_Out0- SW1000 LVDSA_CLK1+ LVDSB_CLK1+ LVDSA_CLK1- LVDSB_CLK1- LVDS_DDC_CLK LVDS_DDC_DATA +3.3V Panel Power Panel Power Panel Power Panel Power User's Manual | EC70A-ADN... -
Page 21: Edp (Dpcn2)
U8008 M2CN2 eDP_GND eDPB_LANE1_C_P C8009 C8008 LC8006 M2CN2-G5 U8007 M2CN4 COM1 U8000 M2CN3-G3 eDP_GND eDPB_LANE1_C_N AUU1 TSJ1 U8011 C8007 C8006 UBU1 UBC3 eDP_GND CN11 AUD2 DDI_B UBEC1 M2CN3-G4 HDMI eDP_HPD_CON_1 eDPB_LANE2_C_P SW1000 eDPB_LANE2_C_N eDPB_LANE3_C_P eDPB_LANE3_C_N EDP_VCC_PANEL User's Manual | EC70A-ADN... -
Page 22: Expansion Slots
4. Make sure the notch on card is aligned to the key on the socket. 5. Make sure the standoff screw is removed from the standoff. M.2 Module M.2 Socket Stand-off Notch M.2 B-Key M.2 E-Key M.2 M-Key User's Manual | EC70A-ADN... - Page 23 Screw tight the card onto the stand-off with a screw driver and a stand-off screw until the gap between the card and the stand-off closes up. The card should be lying parallel to the board when it’s correctly mounted. User's Manual | EC70A-ADN...
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Page 24: Installing The So-Dimm Module
3. Locate the SO-DIMM socket on the system board 4. Make sure the notch on memory card is aligned to the key on the socket. M.2 B-Key Retention Notch Notch DDR5 SO-DIMM Retention Clip Socket Top View DDR5 SO-DIMM 4 5 ° User's Manual | EC70A-ADN Step 1... - Page 25 Inspect that the clip sits in the notch. If not, please pull the clips outward, release and remove the card, and mount it again. User's Manual | EC70A-ADN...
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Page 26: Chapter 4 - Bios Settings
When “X” appears on the left of a particular field, it indicates that a submenu which contains additional options are available for that field. To display the submenu, move the highlight to that field and press <Enter>. User's Manual | EC70A-ADN... -
Page 27: Main
The time format is <hour>, <minute>, <second>. The time is based on the 24-hour military-time clock. For example, 1 p.m. is 13:00:00. Hour displays hours from 00 to 23. Minute displays min- utes from 00 to 59. Second displays seconds from 00 to 59. User's Manual | EC70A-ADN... -
Page 28: Rc Acpi Settings
(G3 state). • S0 State The system automatically powers on after power failure. • S5 State The system enter soft-off state after power failure. Power-on signal input is required to power up the system. User's Manual | EC70A-ADN... -
Page 29: Power & Performance
Enable or disable turbo mode of the processor. This field will only be displayed when EIST is Enable/Disable Me FW Image Re-Flash function. enabled. C states Enable or disable CPU Power Management. It allows CPU to enter "C states" when it’s idle and nothing is executing. Deep S5 Support Deep S5 Support User's Manual | EC70A-ADN... -
Page 30: Trusted Computing
To clear the existing TPM encryption, select "TPM Clear" and restart the system. This field is Set SuperIO WatchDog Timer Timeout value. The range is from 0 (disabled) to 255. not available when "Security Device Support" is disabled. Note: The sub-menus are detailed in following sections. User's Manual | EC70A-ADN... -
Page 31: Nct5525D Super Io Configuration ► Serial Port 1 Configuration
This section displays the system’s health information, i.e. voltage readings, CPU and system Serial Port temperatures, and fan speed readings Enable or disable serial port. Smart Fan Function Electrical Interface Mode Change Electrical Interface for UART Smart Fan Function Setting. User's Manual | EC70A-ADN... -
Page 32: Hardware Monitor ► Smart Fan Function
▼ CPU/SYS Smart Fan Mode = [Manual Mode] Fix Fan Speed Count Set the fan speed, the value ranging from 1-100%, 100% being full speed. The fans will al- ways operate at the specified speed regardless of gauged temperatures. User's Manual | EC70A-ADN... -
Page 33: Serial Port Console Redirection ► Console Redirection Settings
Select stop bits: 1 bit or 2 bits. Media detect count Set the number of times the presence of media will be checked. Use either +/- or numeric keys to set the value. User's Manual | EC70A-ADN... -
Page 34: Usb Power Control
Chapter 4 BIOS SETTINGS Advanced USB Power Control Server CA Configuration 5_Dual: Support system wake up from S3/S4 by USB KB&MS 5V: No support system wake up from S3/54 by USB KB&MS User's Manual | EC70A-ADN... -
Page 35: Chipset
Chapter 4 BIOS SETTINGS X Chipset Chipset System Agent (SA) Configuration Please select a submenu and press Enter. The submenus are detailed in the following pages. User's Manual | EC70A-ADN... -
Page 36: Pch-Io Configuration
Select one of the PCI Express channels and press enter to configure the following settings. PCI Express Configuration Settings LAN 1,2,3 M.2-B, M.2-E, M.2-M SATA Configuration Control the PCI Express Root Port. SATA Device Otpions Settings HD Audio Configuration HD Audio Subsystem Configuration Settings User's Manual | EC70A-ADN... -
Page 37: Configuration► Sata Configuration
The mode selection determines how the SATA controller(s) operates. • Enabled HDA will be unconditionally enabled. • AHCI This option allows the Serial ATA controller(s) to use AHCI (Advanced Host Controller Interface). Ports Enable or disable the Serial ATA port. User's Manual | EC70A-ADN... -
Page 38: Security
Clear the database from the NVRAM, including all the keys and signatures installed in the Key Management menu. Press Enter and a prompt will show up for you to confirm. Key Management Enables expert users to modify Secure Boot Policy variables without full authentication. User's Manual | EC70A-ADN... -
Page 39: Boot
If “Quiet Boot” is enabled, “BGRT Logo” will show up for configuration. • Restore Setting from file This field will appear only when a USB flash device is detected. Select this field to restore set-ting from the USB flash device. User's Manual | EC70A-ADN... -
Page 40: Updating The Bios
When the BIOS IC needs to be replaced, you have to populate it properly onto the system board after the EEPROM programmer has been burned and follow the technical person's instructions to confirm that the MAC address should be burned or not. User's Manual | EC70A-ADN...
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