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Lanner LEC-2290B User Manual

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LEC-2290B User Manual
Embedded Computing Platform
Hardware Platforms for Intelligent Edge Computing
LEC-2290B
User Manual
Version: 1.7
Date of Release: 2024-04-08

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Summary of Contents for Lanner LEC-2290B

  • Page 1 LEC-2290B User Manual Embedded Computing Platform Hardware Platforms for Intelligent Edge Computing LEC-2290B User Manual Version: 1.7 Date of Release: 2024-04-08...
  • Page 2 To obtain additional documentation resources and software updates for your system, please visit the Lanner Download Center. As certain categories of documents are only available to users who are logged in, please be registered for a Lanner Account at http://www.lannerinc.com/ to access published documents and downloadable resources.
  • Page 3 LEC-2290B User Manual Contact Information Taiwan Corporate Headquarters China Lanner Electronics Inc. Beijing L&S Lancom Platform Tech. Co., Ltd. 7F, No.173, Sec.2, Datong Rd. Guodong LOFT 9 Layer No. 9 Huinan Road, Xizhi District, New Taipei City 22184, Huilongguan Town, Changping District, Beijing...
  • Page 4 LEC-2290B User Manual Acknowledgment Intel® and Intel® Core are trademarks of Intel Corporation or its subsidiaries in the U.S. and/or other countries. Microsoft Windows and MS-DOS are registered trademarks of Microsoft Corp. All other product names or trademarks are properties of their respective owners.
  • Page 5 LEC-2290B User Manual Safety Guidelines Follow these guidelines to ensure general safety: Keep the chassis area clear and dust-free during and after installation. Do not wear loose clothing or jewelry that could get caught in the chassis. Fasten your tie or scarf and roll up your sleeves.
  • Page 6 LEC-2290B User Manual A battery subjected to extremely low air pressure that may result in an explosion or the leakage of flammable liquid or gas. Avertissement concernant la pile au lithium Risque d’explosion si la pile est remplacée par une autre d’un mauvais type.
  • Page 7 LEC-2290B User Manual Mounting Installation Precaution Environment: Do not install and/or operate this unit in any place that flammable objects are stored or used in. If installed in a closed or multi-unit rack assembly, the operating ambient temperature of the rack environment may be greater than room ambient.
  • Page 8 LEC-2290B User Manual Pour désinstaller l’équipement, débranchez le câble de mise à la terre après avoir éteint l’appareil. Un câble de mise à la terre est requis et la zone reliant les sections du conducteur doit faire plus de 4 mm2 ou 10 AWG.

  • Page 9: Table Of Contents

    LEC-2290B User Manual Table of Contents Chapter 1: Product Overview .............. 11 Product Features ..........................11 Package Content..........................11 Ordering Information ........................11 System Specifications ........................12 Front Panel ............................14 Rear Panel ............................15 Chapter 2: Motherboard Information ..........16 Motherboard Layout ........................
  • Page 10 LEC-2290B User Manual Appendix A: LED INDICATOR EXPLANATIONS ........89 Appendix B: CONNECT TO DC POWER ..........90 Appendix C: TERMS AND CONDITIONS ..........92 Warranty Policy ..........................92...

  • Page 11: Chapter 1: Product Overview

    LEC-2290B User Manual CHAPTER 1: PRODUCT OVERVIEW The LEC-2290B, a GPU intelligent edge computing appliance, is a robust box PC powered by the Intel® Core™ i7- 9700TE (Codenamed Coffee Lake S) processor. Product Features Intel® Core i7-9700TE 2x DDR4 2133/2400 SO-DIMM, Max. 64GB 2x RJ45 GbE LAN, 4x PoE, 4x USB3.0, 6x COM Ports, 8x DI &...

  • Page 12: System Specifications

    LEC-2290B User Manual System Specifications i7-9700TE Support Intel® Core™ i7-8700/ (Coffee Lake S) Up to 3.2 GHz/1.8GHz Frequency Processor System 6 Cores/ 8 Cores Core Number C246 Chipset Fanless DDR4 2133/2400 SO-DIMM Technology Memory Up to 64 GB Max. Capacity...
  • Page 13 LEC-2290B User Manual  -20°C~45°C for Intel® Core™ i7-8700(3.2GHz) @TDP Intel® Core™ i5-8500(3.3GHz) @TDP 62W Intel® Core™ i3-8300(3.7GHz) @TDP 62W Operating Temperature  -20°C~55°C for Intel® Core™ i7-8700T(2.4GHz) @TDP Environment Intel® Core™ i5-8500(2.7GHz) @TDP 35W Intel® Core™ i3-8100(3.1GHz) @TDP 35W -40°C to +70°C...

  • Page 14: Front Panel

    LEC-2290B User Manual Front Panel PoE1 PoE2 PoE3 PoE4 HDD 1 HDD 2 Description COM Port 3x DB9 Male Connector for RS232/422/485 LAN Port 2x GbE RJ45 port with LED indicators USB 3.0 Port 4x USB 3.0 Type A Audio Jack 3.5mm Line-out and Mic-in Jack...

  • Page 15: Rear Panel

    LEC-2290B User Manual Rear Panel Description 20 pin terminal block 8 DI (12V) & 8 DO (12V,100mA) Isolation Display Port 1x Display Port HDMI Port 2x HDMI Port COM Port 3x DB9 Male Connector for RS232/422/485 DC Input 1x 4-pin terminal block for DC 9~36V system power source...

  • Page 16: Chapter 2: Motherboard Information

    LEC-2290B User Manual CHAPTER 2: MOTHERBOARD INFORMATION Block Diagram The block diagram indicates how data flows among components on the motherboard. Please refer to the following figure for your motherboard’s layout design.

  • Page 17: Motherboard Layout

    LEC-2290B User Manual Motherboard Layout Front View DDR4 DDR4 JNGFF1 Expansion Storage MSATA1 MPCIE1...
  • Page 18 LEC-2290B User Manual Rear View PCIE2 PCIE1...

  • Page 19: Internal Jumpers And Connectors

    LEC-2290B User Manual Internal Jumpers and Connectors Expansion MPCIE1: MCCIE Mini Card Slot DESCRIPTION DESCRIPTION WAKE# +3.3V RSVD RSVD +1.5V CLKREQ# UIM_PWR UIM_DATA REFCLK- UIM_CLK REFCLK+ UIM_RESET UIM_VPP RSVD RSVD W_DISABLE# PERST# PERn0 +3.3V PERp0 +1.5V SMB_CLK MPCIE PETn0 SMB_DATA...
  • Page 20 LEC-2290B User Manual UIM_CLK PETn1/USB3TX- UIM_DATA PETp1/USB3TX+ UIM_PWR DEVSLP PETn0/SATA_B+ GNSS0 PETp0/SATA_B- GNSS1 GNSS2 PERn0/SATA_A- GNSS3 PERp0/SATA_A+ GNSS4 PRESET# REFCLK- CLKREQ# REFCLK+ WALE# ANTCTL0 ANTCTL1 COEX3 ANTCTL2 COEX2 ANTCTL3 COEX1 PEDET SIM_DET PEDET/CONFIG1 SUSCLK 3V3_AUX 3V3_AUX CONFIG2 3V3_AUX PCIE1: x16 PCIE Slot...
  • Page 21 LEC-2290B User Manual PRSNT2# HSIN0 HSOP1 RSVD HSON1 HSIP1 HSIN1 HSOP2 HSON2 HSIP2 HSIN2 HSOP3 HSON3 HSIP3 RSVD HSIN3 PRSNT2# RSVD(REFCLKB+) HSOP4 RSVD(REFCLKB-) HSON4 HSIP4 HSIN4 HSOP5 HSON5 HSIP5 HSIN5 HSOP6 HSON6 HSIP6 HSIN6 HSOP7 HSON7 HSIP7 PRSNT2# HSIN7 HSOP8...
  • Page 22 LEC-2290B User Manual HSOP9 HSON9 HSIP9 HSIN9 HSOP10 HSON10 HSIP10 HSIN10 HSOP11 HSON11 HSIP11 HSIN11 HSOP12 HSON12 HSIP12 HSIN12 HSOP13 HSON13 HSIP13 HSIN13 HSOP14 HSON14 HSIP14 HSIN14 HSOP15 HSON15 HSIP15 PRSNT2# HSIN15 RSVD(CARD_DET#) PCIE2 x8PCIE Slot (none-standard x8 PCIE SLOT)
  • Page 23 LEC-2290B User Manual SMCLK JTAG2 SMDAT JTAG3 JTAG4 3.3V JTAG5 JTAG1 3.3V 3.3VAUX 3.3V WAKE# PERST# KEY B RSVD REFCLK+ HSOP0 REFCLK- HSON0 HSIP0 PRSNT2# HSIN0 HSOP1 PoE_INT HSON1 HSIP1 HSIN1 HSOP2 HSON2 HSIP2 HSIN2 HSOP3 HSON3 HSIP3 RSVD HSIN3...
  • Page 24 LEC-2290B User Manual USB3_RX5- SATA_TX1+ SATA_TX1- SATA_RX1+ SATA_RX1- SATA_TX2+ SATA_TX2- SATA_RX2+ 4G_PERST# SATA_RX2- VSIM_SW Storage MSATA1: MSATA Slot (Full Size) DESCRIPTION DESCRIPTION +3.3V SATA_RXp +3.3V SATA_RXn MSATA SATA_TXn SATA_TXp +3.3V +3.3V +3.3V...
  • Page 25 LEC-2290B User Manual Power PW1: DC IN Connector (1x4 Pin 5.0mm Terminal block) PIN NO. DESCRIPTION DC_IN (－) DC_IN (＋) DC_IN (＋) DC_IN (－) Display DP1: Display Port Interface Pin No. Description Pin No. Description LANE0+ LANE0- LANE1+ LANE1- LANE2+...
  • Page 26 LEC-2290B User Manual Ethernet Ethernet LAN1/LAN2: Dual RJ-45 with LED Description Pin No. Fast E-Net Giga Net MD0+ MD0- MD1+ MD2+ MD2- MD1- MD3+ MD3- 10-/100-/1000+ 10+/100+/1000- Link+/ACT- Link-/ACT+ USB1/USB2: USB 3.0 Double Stack Type A PIN NO Description USB1_TX+...
  • Page 27 LEC-2290B User Manual I/O Function COM1~6: Serial Port 1~6 (RS232/422/485) Pin No. Description Description Description DCD# RxTx- RxTx+ DTR# RTS# CTS# DIO1: Isolation Digital Input / Output PIN NO. DESCRIPTION PIN NO DESCRIPTION DO_0 DI_0 DO_1 DI_1 DO_2 DI_2 DO_3...
  • Page 28 LEC-2290 User Manual Other Connectors SP1: SPI Interface (Debug Only) PIN NO. DESCRIPTION PIN NO. DESCRIPTION SPI_HOLD SPI_CS# SPI_VCC SPI_MO SPI1 SPI_CLK SPI_MI J80PORT1: LPC Debug 80Port (Debug Only) PIN NO. DESCRIPTION PIN NO. DESCRIPTION SPI_HOLD SPI_CS# SPI_VCC LPC1 SPI_MO SPI_CLK SPI_MI JTPM1: TPM Module Connector...
  • Page 29 LEC-2290B User Manual Jumper Settings & Switch Settings CMOS1: Clear CMOS Description CMOS1 Normal (Default) Clear CMOS PSBTN2: External Power Button (1x2 Pin 3.81mm Terminal Block) PIN NO. DESCRIPTION PS_IN SW1: Ignition Function Setting SW NO. DESCRIPTION DETECT POWER GOOD...
  • Page 30 LEC-2290B User Manual DIO Specifications Digital Input (DI) Channel Type Sink / Source Type Voltage (max) Input Impedance 8.2K ohm Response Time <2ms Isolation Voltage (RMS) 3750VDC Digital Output (DO) Channel DO Type Sink Type DO Mode Level Work Voltage...

  • Page 31: Chapter 3: Command Line

    LEC-2290B User Manual CHAPTER 3: COMMAND LINE You can configure the value of voltage, power on delay, DI/DO and others on LEC-2290 via the MCU command line. Below are the requirements to enable the command line 1. Host communication interface: COM#7 (RS-232) 2.
  • Page 32 LEC-2290B User Manual Example 1. The minimum voltage for startup Setting: 6V(6000mV) SET STARTUP_VOLTAGE 6000 command response massage GET STARTUP_VOLTAGE command STARTUP_VOLTAGE= 6000 response massage 2. The delay time for POWERON_DELAY state Setting: 4 S SET POWERON_DELAY 4 command response massage...
  • Page 33 LEC-2290B User Manual 7. Write/Read Digital DO state Setting: DO1/DO2/DO3/DO4/DO5/DO6/DO7/DO8 SET DIGITAL_DO 3 command response massage GET DIGITAL_DO command DIGITAL_DO= 3 response massage ______________________________________________________________ DO1/bit0 DO2/bit1 DO3/bit2 DO4/bit3 DO5/bit4 DO6/bit5 DO7/bit6 DO8/bit7 To achieve DO1~8 enable, please entry value setting at 255.

  • Page 34: Chapter 4: Hardware Setup

    LEC-2290B User Manual CHAPTER 4: HARDWARE SETUP To reduce the risk of personal injury, electric shock, or damage to the unit, please remove all power connections to completely shut down the device. Also, please wear ESD protection gloves when conducting the steps in this chapter.

  • Page 35: Installing 4G Module

    LEC-2290B User Manual Installing 4G Module This system comes with an external M.2 slot, supporting dual SIM design. The following will discuss the installation of 4G module and SIM cards. Loosen the two (2) screws that secure the tray and draw out the tray by its grip.

  • Page 36: Wall Mounting

    LEC-2290B User Manual Wall Mounting The system can be mounted on a flat surfaced wall. Please take the following into considerations when mounting the system onto the wall. 1. Fix the wallmount brackets onto the system bottom by securing them with four provided screws.
  • Page 37 LEC-2290B User Manual Align the four mounting holes on the system’s brackets with the four anchoring bolts you just installed on the wall. Drive four (4) long screws into the anchoring bolts to secure the system.

  • Page 38: Chapter 5: Software Setup

    LEC-2290B User Manual CHAPTER 5: SOFTWARE SETUP Entering BIOS The system has AMI BIOS built-in, with a SETUP utility that allows users to configure required settings or to activate certain system features. Pressing the <Tab> or <Del> key immediately allows you to enter the Setup utility.

  • Page 39: Main Page

    LEC-2290B User Manual Main Page Setup main page contains BIOS information and project version information. Feature Description BIOS Vendor: American Megatrends Core Version: AMI Kernel version, CRB code base, X64 Compliancy: UEFI version, PI version BIOS Information Project Version: BIOS release version...

  • Page 40: Advanced Page

    LEC-2290B User Manual Advanced Page Select the Advanced menu item from the BIOS setup screen to enter the “Advanced” setup screen. Users can select any of the items in the left frame of the screen.
  • Page 41 LEC-2290B User Manual CPU Configuration...
  • Page 42 LEC-2290B User Manual Feature Options Description Disabled Enable/Disable moving of DRAM contents to PRM memory C6DRAM Enabled when CPU is in C6 state Software Guard Disabled Enable/Disable Software Guard Extensions (SGX) Extensions (SGX) Enabled CPU Flex Ratio Disabled Enable/Disable CPU Flex Ratio Programming...
  • Page 43 LEC-2290B User Manual Enabled for Windows XP and Linux (OS optimized for Hyper- Disabled Hyper-Threading Threading Technology) and Disabled for other OS (OS not Enabled optimized for Hyper-Threading Technology). Disabled BIST Enable/Disable BIST (Built-In Self Test) on reset Enabled HALT Loop...
  • Page 44 LEC-2290B User Manual Power & Performance Feature Options Description Max Battery Boot performance Max Non-Turbo Select the performance state that the BIOS will set mode Performance starting from reset vector. Turbo Performance" Intel(R) Disabled Allows more than two frequency ranges to be...
  • Page 45 LEC-2290B User Manual PCH-FW Configuration Feature Options Description Disabled When Disabled ME will be put into ME Temporarily ME State Enabled Disabled Mode.
  • Page 46 LEC-2290B User Manual PCH-FW Configuration Feature Options Description Me FW Image Disabled Enable/Disable Me FW Image Re-Flash function. Re-Flash Enabled...
  • Page 47 LEC-2290B User Manual Trusted Computing Feature Options Description Enables or disables BIOS support for security device. By Security Device Enabled disabling this function, OS will not show Security Device. TCG EFI Support Disabled protocol and INT1A interface will not be available.
  • Page 48 LEC-2290B User Manual Trusted Computing (TPM1.2) Feature Options Description Enables or disables BIOS support for security device. By Security Device Enabled disabling this function, OS will not show Security Device. TCG EFI Support Disabled protocol and INT1A interface will not be available.
  • Page 49 LEC-2290B User Manual Trusted Computing (TPM2.0)
  • Page 50 LEC-2290B User Manual Feature Options Description Enables or disables BIOS support for security device. By disabling Security Device Enabled this function, OS will not show Security Device. TCG EFI protocol Support Disabled and INT1A interface will not be available. Enabled SHA-1 PCR Bank Enables or disables SHA-1 PCR Bank.
  • Page 51 LEC-2290B User Manual Super IO Configuration...
  • Page 52 LEC-2290B User Manual Serial port 1 Configuration Feature Options Description Enabled Serial Port Enables or disables Serial Port 1. Disabled Device Settings IO=3F8h; IRQ = 4...
  • Page 53 LEC-2290B User Manual Serial port 2 Configuration Feature Options Description Enabled Serial Port Enables or disables Serial Port 2. Disabled Device Settings IO=2F8h; IRQ = 3...
  • Page 54 LEC-2290B User Manual H/W Monitor Feature Options Description Smart Fan Control None Smart Fan Parameters...
  • Page 55 LEC-2290B User Manual Smart Fan Control Feature Options Description Manual Mode Smart Fan Mode Smart Fan Mode select Smart Fan Mode Target Temperature T1 Input Target Temperature (Range:0 - 127) Target Temperature T2 Input Target Temperature (Range:0 - 127) Target Temperature T3...
  • Page 56 LEC-2290B User Manual Status LED Configuration Feature Options Description Status LED Green Configures Status LED color...
  • Page 57 LEC-2290B User Manual Digital I/O Configuration Feature Options Description Output Low Digital I/O Output 1 Configure Digital I/O Pin1 Output High Output Low Digital I/O Output 3 Configure Digital I/O Pin3 Output High Output Low Digital I/O Output 5 Configure Digital I/O Pin5...
  • Page 58 LEC-2290B User Manual Case Open Configuration Feature Options Description Enabled Case Open Enables or disables Case Open function Disabled...
  • Page 59 LEC-2290B User Manual Watch Dog Timer Configuration Feature Options Description Watch Dog Enabled Enables or disables Watch Dog Timer function Timer Disabled...
  • Page 60 LEC-2290B User Manual 2.3.1 Serial Port Console Redirection Feature Options Description COM0 Enabled Console Enables or disables Console Redirection Disabled Redirection...
  • Page 61 LEC-2290B User Manual Console Redirection Settings Feature Options Description VT100: ASCII char set VT100 VT100+:Extends VT100 to support color, function keys, etc. VT100+ Terminal Type VT-UTF8:Uses UTF8 encoding to map Unicode chars onto 1 or VT-UTF8 more bytes ANSI ANSI: Extended ASCII char set...
  • Page 62 LEC-2290B User Manual None Flow Control Hardware Flow Control can prevent data loss from buffer overflow. RTS/CTS VT-UTF8 Combo Disabled Enables VT-UTF8 Combination Key Support for ANSI/VT100 Key Support Enabled terminals Disabled With this mode enabled, only text will be sent. This is to capture...
  • Page 63 LEC-2290B User Manual Console Redirection Settings Feature Options Description Redirection COM COM0 Select a COM port to display redirection of Legacy OS and Port Legacy OPROM Messages. 80x24 On Legacy OS, the Number of Rows and Columns supported Resolution 80x25 redirection.
  • Page 64 LEC-2290B User Manual Intel TXT Information...
  • Page 65 LEC-2290B User Manual PCI Subsystem Settings Feature Options Description BME DMA Disabled Re-enable Master Attribute disabled during Mitigation Enabled enumeration for PCI Bridges after SMM Locked Globally Enables or Disables Hot-Plug support for the entire Disabled System. If System has Hot-Plug capable Slots and this option...
  • Page 66 LEC-2290B User Manual USB Configuration...
  • Page 67 LEC-2290B User Manual Feature Options Description Enables Legacy USB support. Enabled Auto option disables legacy support if no USB devices are Legacy USB Support Disabled connected; Auto Disabled option will keep USB devices available only for EFI applications. This is a workaround for OSes without XHCI hand-off support.
  • Page 68 LEC-2290B User Manual Network Stack Configuration Feature Options Description Disabled Network Stack Enables or disables UEFI Network Stack Enabled...
  • Page 69 LEC-2290B User Manual CSM Configuration Feature Options Description Disabled CSM Support Enables or disables CSM Support Enabled Do Not Launch Network UEFI Controls the execution of UEFI and Legacy PXE OpROM Legacy Do Not Launch Controls the execution of UEFI and Legacy Storage...
  • Page 70 LEC-2290B User Manual NVMe Configuration...
  • Page 71 LEC-2290B User Manual Control Legacy PXE Boot Feature Options Description Disabled Control Legacy MGMT Lan1 Control Legacy PXE Boot from which Lan PXE Boot from MGMT Lan2...

  • Page 72: Chipset

    Chipset Select the Chipset menu item from the BIOS setup screen to enter the Platform Setup screen. Users can select any of the items in the left frame of the screen.
  • Page 73 LEC-2290B User Manual System Agent (SA) Configuration Feature Options Description Disabled VT-d VT-d capability Enabled Enable/Disable above 4GB MemoryMappedIO BIOS assignment Above 4GB MMIO Disabled This is enabled automatically when Aperture Size is set to BIOS assignment Enabled 2048MB. Disabled...
  • Page 74 LEC-2290B User Manual Memory Configuration Feature Options Description Auto Maximum Memory 1067 Maximum Memory Frequency Selections in Mhz. Valid Frequency values should match the refclk, i.e. divide by 133 or 100 3200 Dynamic Maximum Value of TOLUD. Dynamic assignment would...
  • Page 75 LEC-2290B User Manual PEG Port Configuration...
  • Page 76 LEC-2290B User Manual Feature Options Description Disabled Enable Root Port Enabled Enable or Disable the Root Port Auto Auto Gen1 Max Link Speed Configure PEG 0:1:0 Max Speed Gen2 Gen3 Sets the upper limit on power supplied by slot. Power limit (in...
  • Page 77 LEC-2290B User Manual PEG Port Feature Configuration Feature Options Description Detect Non- Disabled Detect Non-Compliance PCI Express Device in PEG Compliance Device Enabled...
  • Page 78 LEC-2290B User Manual PCH-IO Configuration Feature Options Description Quiet Serial IRQ Mode Configure Serial IRQ Mode. Continuous Power On Specify what state to go to when power is re-applied after a Restore AC Power Loss Power Off power failure (G3 state).
  • Page 79 LEC-2290B User Manual PCI Express Configuration...
  • Page 80 LEC-2290B User Manual Feature Options Description PCI Express Root Disabled Control the PCI Express Root Port. Port 9 Enabled Disabled Set the ASPM Level: Force L0s - Force all links to L0s State ASPM 8 AUTO - BIOS auto configure DISABLE - Disables ASPM...
  • Page 81 LEC-2290B User Manual SATA And RST Configuration Feature Options Description Enabled SATA Controller(s) Enable/Disable SATA Device. Disabled AHCI SATA Mode Selection Determines how SATA controller(s) operate. Intel RST Enabled Aggressive LPM Support Enable PCH to aggressively enter link power state.
  • Page 82 LEC-2290B User Manual Security Configuration Feature Options Description Disabled Enable will lock bytes 38h-3Fh in the lower/upper 128- RTC Memory Lock Enabled byte bank of RTC RAM Enable/Disable the PCH BIOS Lock Enable feature. Disabled BIOS Lock Required to be enabled to ensure SMM protection of Enabled flash.

  • Page 83: Security

    LEC-2290B User Manual Security Select the Security menu item from the BIOS setup screen to enter the Security Setup screen. Users can select any of the items in the left frame of the screen. Feature Description If ONLY the Administrator's password is set, it only limits...
  • Page 84 LEC-2290B User Manual Secure Boot Feature Options Description Secure Boot is activated when Platform Key (PK) is enrolled, Secure Boot Disabled System mode is User/Deployed, and CSM function is Enable Enabled disabled. Customizable Secure Boot mode: In Custom mode, Secure...
  • Page 85 LEC-2290B User Manual Key Management Feature Options Description Factory Key Disabled Provision factory default keys on next re-boot only when System Provision Enabled in Setup Mode. Restore Factory Force System to User Mode. Configure NVRAM to contain OEM- None keys defined factory default Secure Boot keys.

  • Page 86: Boot Menu

    LEC-2290B User Manual Boot Menu Select the Boot menu item from the BIOS setup screen to enter the Boot Setup screen. Users can select any of the items in the left frame of the screen. Feature Options Description The number of seconds to wait for setup Setup Prompt Timeout activation key.

  • Page 87: Save And Exit Menu

    Save and Exit Menu Select the Save and Exit menu item from the BIOS setup screen to enter the Save and Exit Setup screen. Users can select any of the items in the left frame of the screen. ■ Discard Changes and Exit Select this option to quit Setup without saving any modifications to the system configuration.
  • Page 88 LEC-2290B User Manual ■ Restore Defaults Restore default values for all setup options. Select “Yes” to load Optimized defaults. PS: The items under Boot Override were not same with image. It should depend on devices connect on system.

  • Page 89: Appendix A: Led Indicator Explanations

    LEC-2290B User Manual APPENDIX A: LED INDICATOR EXPLANATIONS The status explanations of LED indicators on the Front Panel are as follows: [Status] System Power/WWAN [Gbe Port] Speed Speed/Link HDD Activity/WLAN [PoE Port] Link/Activity Status LED System Power Solid Green The system is powered on...

  • Page 90: Appendix B: Connect To Dc Power

    LEC-2290B User Manual APPENDIX B: CONNECT TO DC POWER 1. Make sure your system is turned off. 2. Follow the wiring definition and illustration below to connect the power source to the system through the 4-pin terminal block connector as DC Input. Connect the two Power Wires to the Terminal Block (supplied along with the system) by respectively inserting the red wire to the Positive contact, the other wire to the Negative contact, and then secure them onto the terminal block.
  • Page 91 LEC-2290B User Manual 4. System with nVidia Graphic Card Burn-in Verification: LEC-2290 + graphic card N1050TI-L9FX (75W) with fan; operating temperature @ 0°C~55°C (35W CPU)  / 0°C~45°C (65W CPU) LEC-2290 + graphic card N206S-V9FX (120W) with fan; operating temperature @ 0°C~50°C (35W CPU) ...

  • Page 92: Appendix C: Terms And Conditions

    LEC-2290B User Manual APPENDIX C: TERMS AND CONDITIONS Warranty Policy 1. All products are under warranty against defects in materials and workmanship for a period of one year from the date of purchase. 2. The buyer will bear the return freight charges for goods returned for repair within the warranty period;...
  • Page 93 LEC-2290B User Manual RMA Service Request Form When requesting RMA service, please fill out the following form. Without this form enclosed, your RMA cannot be processed.

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