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ECM-3455J
Intel® J3455 SoC
3.5 Inch Single Board Computer (SBC)
User's Quick Start Card
• Responsibility:
This manual is provided "As-Is" with no warranties of any kind, it will neither expressed or implied,
including, but not limited to the implied warranties or conditions of this product's fitness for any particular
purpose. In no event shall we be liable for any loss of profits, loss of business, loss of data, interruption
of business, or indirect, special, incidental, or consequential damages of any kind, even the possibility
of such damages arising from any defect or error in this manual or product. We reserve the right to
modify and update the user manual without prior notice.
WARNING: CMOS Battery Damage
Replace your system's CMOS RAM battery only with the identical CR-2032 3V Lithium-Ion coin cell (or
equivalent) battery type to avoid risk of personal injury or physical damage to your equipment. Always
dispose of used batteries according to the manufacturer's instructions, or as required by the local
ordinance (where applicable).
The damage due to not following this warning will void your
motherboard's manufacturer warranty.
Perchlorate Material- Special Handling May Apply.
See
http://www.dtsc.ca.gov/hazardouswaste/perchlorate/
ATTENTION: Incorrect BIOS Setup
If you do not know how to handle BIOS setup or how to set it up properly, it is strongly advisable that
you do not modify any of the settings than otherwise instructed in the User's Quick Start Card. Even a
seemingly small incorrect adjustment or modification in the BIOS setup can render your system
unstable or unusable. The incorrect BIOS setup is not covered by your motherboard's manufacturer
warranty.
• Additional Information:
Additional information on setting this board up can be found in the User's Manual in the provided CD-
ROM. The Online User's Manual and FAQ/Knowledge Base can be found on our website by visiting
our website: http://www.bcmcom.com. If your question is not answered in our FAQ/Knowledge Base,
visit our forums and post your messages or submit a new FAQ through FAQ Submittal form for us to
add your question in our FAQ with our answer.
http://www.bcmcom.com
Version 1.01
ECM-3455J

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Summary of Contents for BCM ECM-3455J

  • Page 1 ECM-3455J Intel® J3455 SoC 3.5 Inch Single Board Computer (SBC) User’s Quick Start Card http://www.bcmcom.com Version 1.01 ECM-3455J • Responsibility: This manual is provided “As-Is” with no warranties of any kind, it will neither expressed or implied, including, but not limited to the implied warranties or conditions of this product’s fitness for any particular purpose.
  • Page 2: Application Notes

    HDMI (default) or LVDS provides video signal. (if LVDS panel is attached, please disconnect the HDMI monitor connection to ECM-3455J board in order for the video signal to be switched to the LVDS panel). 4. Dual Role (OTG) Support The “Port 0”...
  • Page 3 Here is the installation procedure for MIC support under Win10 environment: 1. Install BCM provided ECM-3455J specific Realtek Win10 audio driver. 2. When the headset is plug-in to ECM-3455J rear audio port; the system will be prompted for the selection of “Headset” or “Headphone”, Please select “Headset”...
  • Page 4: Motherboard Layout

    Motherboard Layout: • Board Layout (Top View):...
  • Page 5 • Back Panel (Rear I/O Ports): Item Name Function Description DC_PWR DC-In Jack DC-In Jack for AC Adapter Power Connection. (9V~36V, 6A max. 19V recommended) HDMI HDMI Port The HDMI Port Connector. R_USB30_2 USB3.0 Ports The USB3.0 Port Connectors. R_USB30_1 USB3.0 Ports The USB3.0 Port Connectors.
  • Page 6 NOTE: 1. If AC adapter is connected with “DC_PWR” connector at rear IO, then this 4-pin connector doesn’t need any power connection. 2. A 4-pin to AC adapter barrel connector cable is required when utilizing this header as the only power source to ECM-3455J board. 9V~36V, 6A Max. 19V recommended. • ATX/ AT Mode Select: AT_ATX...
  • Page 7 • System Fan Connector: SYS_FAN • SATA3 Connector: SATA3 • SATA Power Connector: SATA_PWR...
  • Page 8 • mSATA/ Mini-PCIE Connector: MSATA_MPCIE • uSIM Card Slot: U_SIM • M.2 Socket: M2_E (E-Key, Supports Wifi Cards in 2230 Only)
  • Page 9 • USB2.0 Headers: F_USB1, F_USB2 NOTE: “F_USB2” header port 0 (the USB set on pin 2, 4, 6, 8, 10 only) supports Dual Role (OTG) when BIOS “XDCI Support” is set on “Device Mode”. • COM Ports: COMA, COMB • COM Port +12V/ +5V/ Ring-In Select: COMA_PW, COMB_PW...
  • Page 10 • LVDS Panel Connector: LVDS • LVDS Backlight Connector: BACKLIGHT • LVDS Backlight Enable Voltage Select: BL_EN...
  • Page 11 • I2C Header: I2C • SPI Header: SPI • SMBUS Header: SMBUS...
  • Page 12 • Volume Control Header: VOLUME_CONTROL • GPIO High/ Low Select: GPIO_SET • LPT/ GPIO Header: LPT_GPIO...
  • Page 13 • LPT/ GPIO Selection for header “LPT_GPIO”: LPT_SEL • LPC Header: LPC • GPIO Power Select: GPIO_PWRSEL NOTE: When “LPT_GPIO” header is set in GPIO mode, this jumper selects its pin #10, 12 “GPIOPWR” (GPIO Power) at the level of +12V or +5V (default).
  • Page 14 • SPEAKER Header: SPEAKER NOTE: supports 4 ohms/ 2W speaker. • Chassis Intrusion Header: CI • Clear CMOS Jumper: CLR_CMOS...
  • Page 15 • Save the Processor Socket Cover After removing the processor cover during processor installation, please save the processor socket cover. In the event that the desktop board needs to be returned for service or any time the processor is removed, the cover should be replaced on the processor socket.