GIGA-BYTE TECHNOLOGY GA-SBCAP3940 User Manual
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GIGA-BYTE TECHNOLOGY GA-SBCAP3940 User Manual

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GA-SBCAP3940
User's Manual
Rev. 1001
For more product details, please visit GIGABYTE's website.
To reduce the impacts on global warming, the packaging materials of this product
are recyclable and reusable. GIGABYTE works with you to protect the environment.

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Summary of Contents for GIGA-BYTE TECHNOLOGY GA-SBCAP3940

  • Page 1 GA-SBCAP3940 User's Manual Rev. 1001 For more product details, please visit GIGABYTE's website. To reduce the impacts on global warming, the packaging materials of this product are recyclable and reusable. GIGABYTE works with you to protect the environment.
  • Page 2 Oct. 12, 2018 Oct. 12, 2018 Copyright © 2018 GIGA-BYTE TECHNOLOGY CO., LTD. All rights reserved. The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is protected by copyright laws and is the property of GIGABYTE.

  • Page 3: Table Of Contents

    Table of Contents GA-SBCAP3940 Motherboard Layout ................4 Chapter 1 Hardware Installation ..................5 Installation Precautions ..................5 1-2 Product Specifications ..................6 Installing the Memory ..................8 Installing an Expansion Card ................8 Back Panel Connectors ..................8 Internal Connectors ..................10 Chapter 2 BIOS Setup ....................21...

  • Page 4: Ga-Sbcap3940 Motherboard Layout

    GA-SBCAP3940 Motherboard Layout SODIMM_1 SYS_FAN GA-SBCAP3940 HDMI Intel Atom x5-E3940 ® ® (Note) DCIN_PWR HS_2A HS_2B SPEAKER_CONTROL R_USB30 SATA_PWR1 LCD_VCC U_SIM LAN1 GPIO_SET LAN2 HS_1A HS_1B BL_SW B_BIOS (Note) TPM_IC SMBUS ® Super I/O (Note) GPIO_PWRSEL HP_MIC CLR_CMOS SATA_PWR2 LPT_GPIO...

  • Page 5: Chapter 1 Hardware Installation

    Chapter 1 Hardware Installation Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic discharge (ESD). Prior to installation, carefully read the user's manual and follow these procedures: • Prior to installation, make sure the chassis is suitable for the motherboard. •...

  • Page 6: 1-2 Product Specifications

    1-2 Product Specifications Built in with an Intel Atom x5-E3940 SoC (1.6 GHz) Š ® ® * Do not disassemble the onboard SoC and the heatsinks by yourself to avoid damage to these components. 2 MB L2 Cache Š Memory 1 x DDR3L SO-DIMM socket supporting up to 8 GB of system memory Š...
  • Page 7 Internal 1 x volume control header Š Connectors 1 x buzzer header Š 1 x LPT/GPIO header Š 1 x LPT configuration jumper Š 1 x I2C Š 1 x SMBUS Š 1 x BIOS Select jumper Š 1 x Clear CMOS jumper Š 1 x chassis intrusion header Š...

  • Page 8: Installing The Memory

    Installing the Memory Read the following guidelines before you begin to install the memory: • Make sure that the motherboard supports the memory. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) • Always turn off the computer and unplug the power cord from the power outlet before installing the memory to prevent hardware damage.
  • Page 9 RJ-45 LAN Port The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following describes the states of the LAN port LEDs. LAN Port Connection/Speed LED: Activity LED: State Description State Description Blinking Data transmission or receiving is occurring Orange 1 Gbps data rate No data transmission or receiving is occurring...

  • Page 10: Internal Connectors

    Internal Connectors 18 19 SYS_FAN BL_SW SATA3 0/1 SATA_PWR1/SATA_PWR2 GPIO_PWRSEL LPT_GPIO F_PANEL LPT_SEL DCIN_PWR COMA/COMB F_USB1/F_USB2 COMC/COMD SPEAKER_CONTROL COMA/B/C/D_PW SPEAKER SMBUS 2W_SPKR LVDS MON_SW BIOS_SET LCD_VCC CLR_CMOS GPIO_SET Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. •...
  • Page 11 1) SYS_FAN (Fan Header) The fan header on this motherboard is 4-pin. The fan header possesses a foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black connector wire is the ground wire). The speed control function requires the use of a fan with fan speed control design. For optimum heat dissipation, it is recommended that a system fan be installed inside the chassis.
  • Page 12 4) BAT (Battery/Battery Power Cable Connector) The battery provides power to keep the values (such as BIOS configurations, date, and time information) in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low level, or the CMOS values may not be accurate or may be lost. You may clear the CMOS values by removing the battery cable: 1.
  • Page 13 6) DCIN_PWR (DC Power Connector, Input 9V ~ 36V) Pin No. Definition DC IN DC IN 7) F_USB1/F_USB2 (USB 2.0/1.1 Headers) The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. Pin No. Definition Pin No. Definition Power (5V) USB DY+ Power (5V)
  • Page 14 9) SPEAKER (Buzzer Header) Connects to the buzzer on the chassis front panel. The system reports system startup status by issuing a beep code. One single short beep will be heard if no problem is detected at system startup. Pin No. Definition SPK- 10) 2W_SPKR (Speaker Header) This header provides a 2W (4ohm) speaker on your AIO chassis.
  • Page 15 12) MON_SW (Flat Panel Display Switch Header) This header allows you to connect an on/off switch for the display. Pin No. Definition Mon_SW 13) LCD_VCC (LVDS Drive Voltage Jumper) This jumper can be used to provide different screen voltage settings. 1-2 Close: Set to 3V. (Default) 2-3 Close: Set to 5V.
  • Page 16 15) BL_SW (Back Light Switch) The Back Light switch provides the function for screen back light adjustment. Pin No. Definition BL_DOWN BL_UP 16) FPD (Flat Panel Display Header) The FPD is a high-speed interface connecting the output of a video controller in a laptop computer, computer monitor or LCD television set to the display panel.
  • Page 17 18) LPT_GPIO (LPT/GPIO Header) Use this header to connect a LPT or GPIO device. Refer to the descriptions of the LPT_SEL and GPIO_ PWRSEL jumpers for further configuration. LPT: Pin No. Definition Pin No. Definition Pin No. Definition STB- ACK- AFD- BUSY ERR- INIT- SLCT SLIN- No Pin GPIO: Pin No.
  • Page 18 21) COMC/COMD (Serial Port Headers) Each COM header can provide one serial port via an optional COM port cable. For purchasing the optional COM port cable, please contact the local dealer. The two headers support RS232, RS422, and RS485 devices. For RS232 Devices: For RS422 Devices: For RS485 Devices: Pin No.
  • Page 19 24) I2C (Inter-Integrated Circuit) Pin No. Definition I2C_SCL I2C_SDA 25) LVDS (LVDS Header) LVDS stands for Low-voltage differential signaling, which uses high-speed analog circuit techniques to provide multigigabit data transfers on copper interconnects and is a generic interface standard for high- speed data transmission.
  • Page 20 26) BIOS_SET (BIOS Select Jumper) The jumper allows users to easily select a different BIOS for boot up. 1-2 Close: M_BIOS (Boot from the main BIOS) (Default) 2-3 Close: B_BIOS (Boot from the backup BIOS) 27) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults. To clear the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds. Open: Normal Short: Clear CMOS Values •...

  • Page 21: Chapter 2 Bios Setup

    Chapter 2 BIOS Setup BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the motherboard. Its major functions include conducting the Power-On Self-Test (POST) during system startup, saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that allows the user to modify basic system configuration settings or to activate certain system features.

  • Page 22: Main

    Main Once you enter the BIOS Setup program, the Main Menu (as shown below) appears on the screen. Use arrow keys to move among the items and press <Enter> to accept or enter a sub-menu. Main Menu Help The on-screen description of a highlighted setup option is displayed on the bottom line of the Main Menu. Submenu Help While in a submenu, press <F1>...

  • Page 23: Advanced

    Advanced Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc. Advanced Security Boot Save & Exit Main OnBoard LAN Controller [Enabled] OnBoard LAN Controller#2 [Enabled] Soft-Off by PWR-BTTN [Instant-off] Primary Display [IGD] PCIE VGA Workaround [Disabled] [Disabled] LVDS Support [Enabled] LVDS Panel Resolution [1366x768...
  • Page 24 & LVDS Panel Resolution Allows to you set LVDS resolution and bit rate. (Default: 1366x768 6-bit) ` Trusted Computing Enables or disables Trusted Platform Module (TPM). ` IT8686 Super IO Configuration This section provides information on the super I/O chip and allows you to configure the parallel port. ` Hardware Monitor & CPU Temperature/System Temperature Displays current CPU/system temperature. &...
  • Page 25 & Turbo Mode Allows you to determine whether to enable the Intel CPU Turbo Boost technology. (Default: Enabled) ® & C-States Enables or disables support for C-States. (Default: Enabled) & Enhanced C-states Allows you to determine whether to let the CPU enter C states. When enabled, the CPU core frequency will be reduced during system halt state to decrease power consumption. This item is configurable only when C-States is enabled.
  • Page 26 & Ipv4 PXE Support Enables or disables IPv4 PXE Support. This item is configurable only when Network Stack is enabled. & Ipv4 HTTP Support Enables or disables HTTP boot support for IPv4. This item is configurable only when Network Stack is enabled. & Ipv6 PXE Support Enables or disables IPv6 PXE Support. This item is configurable only when Network Stack is enabled. & Ipv6 HTTP Support Enables or disables HTTP boot support for IPv6. This item is configurable only when Network Stack is enabled. & PXE boot wait time Allows you to configure how long to wait before you can press <Esc> to abort the PXE boot. This item is configurable only when Network Stack is enabled. (Default: 0) &...
  • Page 27 & Other PCI devices Allows you to select whether to enable the UEFI or Legacy option ROM for the PCI device controller other than the LAN, storage device, and graphics controllers. Do not launch Disables option ROM. Enables UEFI option ROM only. (Default) UEFI Enables legacy option ROM only.

  • Page 28: Security

    Security Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc. Advanced Security Boot Save & Exit Main Password Description If ONLY the Administrator's password is set, then this only limits access to Setup and is only asked for when entering Setup. If ONLY the User's password is set, then this is a power on password and must be entered to boot or enter Setup.
  • Page 29 & Attempt Secure Boot Enables or disables the secure boot function. Secure Boot requires all the applications that are running during the booting process to be pre-signed with valid digital certificates. This way, the system knows all the files being loaded before Windows 8 loads and gets to the login screen have not been tampered with. (Default: Disabled) & Secure Boot Mode Allows you to configure the secure boot mode. (Default: Customized) ` Key Management This section provides you with configuration options for secure boot key management. - 29 -...

  • Page 30: Boot

    Boot Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc. Main Advanced Security Boot Save & Exit Boot Configuration Setup Prompt Timeout Bootup NumLock State [On] Full Screen LOGO Show [Enabled] Boot Option Priorities Fast Boot [Disable] Driver Option Priorities New Boot Option Policy [Default] gf: Select Screen...
  • Page 31 & SATA Support All Sata Devices All SATA devices are functional in the operating system and during the POST. (Default) Last Boot HDD Only Except for the previous boot drive, all SATA devices are disabled before the OS boot process completes. This item is configurable only when Fast Boot is set to Enabled.

  • Page 32: Save & Exit

    Save & Exit Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc. Main Advanced Security Boot Save & Exit Save Options Save Changes and Exit Discard Changes and Exit Save Changes Discard Changes Default Options Restore Defaults Save as User Defaults Restore User Defaults gf: Select Screen Boot Override...

  • Page 33: Chapter 3 Appendix

    Chapter 3 Appendix Drivers Installation • Before installing the drivers, first install the operating system. • After installing the operating system, insert the motherboard driver disk into your optical drive. Click on the message "Tap to choose what happens with this disc" on the top-right corner of the screen and select "Run Run.exe."...

  • Page 34: Regulatory Statements

    Regulatory Statements Regulatory Notices This document must not be copied without our written permission, and the contents there of must not be imparted to a third party nor be used for any unauthorized purpose. Contravention will be prosecuted. We believe that the information contained herein was accurate in all respects at the time of printing.
  • Page 35 FCC Notice (U.S.A. Only) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.

  • Page 36: Contact Us

    Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231, Taiwan TEL: +886-2-8912-4000, FAX: +886-2-8912-4005 Tech. and Non-Tech. Support (Sales/Marketing) : https://esupport.gigabyte.com WEB address (English): https://www.gigabyte.com WEB address (Chinese): https://www.gigabyte.com/tw GIGABYTE eSupport • To submit a technical or non-technical (Sales/Marketing) question, please link to: https://esupport.gigabyte.com - 36 -...

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