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Lanner EAI-I731A User Manual

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Embedded Computing Platform
Hardware Platforms for Intelligent Edge Computing
EAI-I731A/B/E/L
User Manual
Version: 1.0
Date of Release: 2024-12-26

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Summary of Contents for Lanner EAI-I731A

  • Page 1 Embedded Computing Platform Hardware Platforms for Intelligent Edge Computing EAI-I731A/B/E/L User Manual Version: 1.0 Date of Release: 2024-12-26...
  • Page 2 - assumed to be qualified in the servicing of computer equipment, such as professional system integrators, or service personnel and technicians. The latest version of this document can be found on Lanner’s official website, available either through the product page or through the Lanner Download Center page with a login account and password.
  • Page 3 221 新北市汐止區 service@ls-china.com.cn 大同路二段 173 號 7 樓 T: +886-2-8692-6060 F: +886-2-8692-6101 contact@lannerinc.com Canada Lanner Electronics Inc. Lanner Electronics Canada Ltd 47790 Westinghouse Drive 3160A Orlando Drive Fremont, CA 94539 Mississauga, ON T: +1-855-852-6637 L4V 1R5 Canada F: +1-510-979-0689 T: +1 877-813-2132 sales_us@lannerinc.com...
  • Page 4 EAI-I731 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. Federal Communication Commission Interference Statement This product has passed the CE test for environmental specifications.
  • Page 5 EAI-I731 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. Wear safety glasses if you are working under any conditions that might be hazardous to your eyes.
  • Page 6 The installation of this product must be performed by trained specialists; otherwise, a non-specialist might create the risk of the system’s falling to the ground or other damages. Lanner Electronics Inc. shall not be held liable for any losses resulting from insufficient strength for supporting the system or use of inappropriate installation components.
  • Page 7 EAI-I731 User Manual Warning This equipment must be grounded. The power cord for product should be connected to a socket-outlet with Class I Equipment. This equipment must be earthed. The power plug must be connected to a properly wired earth ground socket outlet.
  • Page 8 EAI-I731 User Manual Table of Contents Chapter 1: Product Overview .............. 10 Package Content..........................10 Additional Accessories ........................10 Ordering Information ........................11 Specifications............................ 12 Front Panel ............................14 Rear & Side Panel ..........................15 Motherboard Information........................ 16 Internal Jumpers and Connector ...................... 18 Chapter 2: Hardware Setup ..............
  • Page 9 EAI-I731 User Manual Chipset Page ............................. 86 Security Page ............................ 93 Boot Page ............................96 Save and Exit Page ..........................97 Appendix A: LED Indicator Explanations ........... 99 Appendix B: LAN and IO Sequence ........... 101 Appendix C: DI / DO Specification ............. 102 Appendix D: Power Reset Button .............
  • Page 10 EAI-I731 User Manual CHAPTER 1: PRODUCT OVERVIEW The EAI-I731, a standard product from Lanner, harnesses the power of the 14th Gen. Intel® i9/i7/i5/i3 Processor platform, offering optimized performance for industrial workstations' control systems. Packed with features, it includes DDR5 SO-DIMM slots, along with connectivity options like 1x HDMI and 1x DP 1.4 for displays, 2x 2.5GbE LAN ports for fast networking, and 1x PCIe x16 slot and 1x PCIe x4 slot for expansion.
  • Page 11 EAI-I731 User Manual Ordering Information Memory Storage Ethernet IPMI Console EAI-I731A 14th Gen. 2x DDR5 2x 2.5” Removable HDD/SSD 1x RJ45 2x 2.5GbE (AST2600) Intel® Core SODIMM, 1x M.2 M-Key for NVMe RJ45 EAI-I731B i9/i7/i5/i3 3200MHz 2x M.2 B-Key for SATA...
  • Page 12 EAI-I731 User Manual Specifications 14th Gen Intel® Core i9/i7/i5/i3 35W / 45W / 60W / 65W CPU TDP Processor System FCLGA1700 CPU Socket Intel® R680E Chipset AMI SPI Flash BIOS BIOS DDR5 5600Mhz ECC/Non-ECC SODIMM Technology Up to 64GB Memory Max.
  • Page 13 EAI-I731 User Manual Weight Debian 11 Pre-installed; Ubuntu 20.04 Linux OS Software Support Windows 10 IoT Windows OS Certification RoHS, UKCA, CE/FCC Class A, UL, CB...
  • Page 14 EAI-I731 User Manual Front Panel Description Power Button 1x ON/OFF Power Button Reset Button 1x Reset Button LED Indicators LED Indicators, refer to Appendix A Audio Port 1x Mic-In & 1x Line-Out COM Port 2x DB9 for RS-232/422/485 LAN Port 2x GbE Ethernet Ports USB Port 8x USB 3.2 Ports...
  • Page 15 EAI-I731 User Manual Rear & Side Panel Description 2x Smart Cooling Fans Description Antenna Hole 6x Antennas Holes for Wi-Fi & LTE/ 5G Modules...
  • Page 16 EAI-I731 User Manual Motherboard Information Block Diagram The block diagram indicates how data flows among components on the motherboard.
  • Page 17 EAI-I731 User Manual IO Board Power Board...
  • Page 18 EAI-I731 User Manual Internal Jumpers and Connector The pin headers on the motherboard are often associated with important functions. With the shunt (Jumper) pushed down on the designated pins (the pin numbers are printed on the circuit board, surrounding the pin header), certain feature can be enabled or disable.
  • Page 19 EAI-I731 User Manual COMBO1/2: 2.5G RJ45 w/ Xformer & Dual USB 3.0 Signal In/Out LAN*_MDI0P LAN*_MDI0N LAN*_MDI1P LAN*_MDI1N LAN*_MDI2P LAN*_MDI2N LAN*_MDI3P LAN*_MDI3N +USB*_PW USB2_*- USB2_*+ USB3_R(*+1)- USB3_R(*+1)+ USB3_T(*+1)- USB3_T(*+1)+ USB2_*- USB2_*+ USB3_R*- USB3_R*+ USB3_T*- USB3_T*+ USB2_*- COM2: Male Stack DB9 CONN Pin RS-232 Pin RS-422 Pin RS-485...
  • Page 20 EAI-I731 User Manual COM_CTS#x COM_RI#x USB1/2: USB 3.0 Dual CONN Description Description +USB*_PW +USB(*+1)_PW USB2_*- USB2_(*+1)- USB2_*+ USB2_(*+1)+ USB3_R*- USB3_R(*+1)- USB3_R*+ USB3_R(*+1)+ USB3_T*- USB3_T(*+1)- USB3_T*+ USB3_T(*+1)+ CN1: DIP HDMI CONN Description Description DP_TXP0 HDMI_DATA2_DP DP_TXN0 HDMI_DATA2_DN DP_TXP1 HDMI_DATA1_DP DP_TXN1 HDMI_DATA1_DN DP_TXP2 HDMI_DATA0_DP DP_TXN2...
  • Page 21 EAI-I731 User Manual RJ1: Dual RJ45 without LED & Xformer Description Description RS_RTS# BMC_MDX_P0 BMC_MDX_N0 RS_SOUT BMC_MDX_P1 BMC_MDX_P2 BMC_MDX_N2 RS_SIN BMC_MDX_N1 BMC_MDX_P3 RS_CTS# BMC_MDX_N3 CN2: Terminal Block (3.5mm, 2x6mm Pitch) Description Description DO_0 DI_0 DO_1 DI_1 DO_2 DI_2 DO_3 DI_3 AUDIO1: Dual Audio Phone Jack (3.5mm) Description Description...
  • Page 22 EAI-I731 User Manual UIM_VPP USB3_RX- UIM_RST USB3_RX+ UIM_CLK UIM_DATA USB3_TX- UIM_PWR USB3_TX+ M2_PESET#(RSVD) M2_CFG1 P3V3 P3V3 M2_CFG2 NGFF3: M.2 E-Key for Wi-Fi Description Description P3V3 USB2_D+ P3V3 USB2_D- LED#...
  • Page 23 EAI-I731 User Manual PCIE_TXP PCIE_TXN PCIE_RXP PCIE_RXN REF_CLKP REF_CLKN SUSCLK PERST# CLKREQ0# BT_RF_KILL_N PCIE_WAKE# WIFI_RF_KILL_N P3V3 NGFF2/4: M.2 M-Key for SATA Storage Description Description +P3V3_S +P3V3_S +P3V3_S +P3V3_S +P3V3_S +P3V3_S...
  • Page 24 EAI-I731 User Manual SATA_RXP SATA_RXN SATA_TXN SATA_TXP +P3V3_S +P3V3_S NGFF1: M.2 M-Key for PCIe NVMe Storage Description Description +P3V3_S +P3V3_S PCIE_RXN3 PCIE_RXP3 LED_N PCIE_TXN3 +P3V3_S PCIE_TXP3 +P3V3_S +P3V3_S PCIE_RXN2 +P3V3_S PCIE_RXP2...
  • Page 25 EAI-I731 User Manual PCIE_TXN2 PCIE_TXP2 PCIE_RXN1 PCIE_RXP1 PCIE_TXN1 PCIE_TXP1 PCIE_RXN0 PCIE_RXP0 PCIE_TXN0 PCIE_TXP0 PLTRST_N CLKREQ(PU) PCIE_CLKN NC(WAKE) PCIE_CLKP CLK32K_M2 PEDET(PU) +P3V3_S +P3V3_S PCIE1: 180 PCIe x16 Connector SMD for B2B Side B Side A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A...
  • Page 26 EAI-I731 User Manual PCIE_TX_P0 PCIE_RX_N1 PCIE_RX_P1 PCIE_TX_N1 PCIE_TX_P1 PCIE_RX_N2 PCIE_RX_P2 PCIE_TX_N2 PCIE_TX_P2 PCIE_RX_N3 PCIE_RX_P3 PCIE_TX_N3 PCIE_TX_P3 BP_ID0 PCIE_RX_N4 BP_ID1 PCIE_RX_P4 PCIE_TX_N4 PCIE_TX_P4 PCIE_RX_N5 PCIE_RX_P5 PCIE_TX_N5 PCIE_TX_P5 PCIE_RX_N6 PCIE_RX_P6 PCIE_TX_N6 PCIE_TX_P6 PCIE_RX_N7 PCIE_RX_P7 PCIE_TX_N7 PCIE_TX_P7 PCIE_RX_N8 BP_ID2 PCIE_RX_P8 PCIE_TX_N8 PCIE_TX_P8 PCIE_RX_N9 PCIE_RX_P9 PCIE_TX_N9 PCIE_TX_P9...
  • Page 27 EAI-I731 User Manual PCIE_TX_N12 PCIE_TX_P12 PCIE_RX_N13 PCIE_RX_P13 PCIE_TX_N13 PCIE_TX_P13 PCIE_RX_N14 PCIE_RX_P14 PCIE_TX_N14 PCIE_TX_P14 PCIE_RX_N15 PCIE_RX_P15 PCIE_TX_N15 PCIE_TX_P15 PCIE2: 180 PCIe x8 Connector SMD for B2B Side B Side A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A +P12V_A THERM_SMB_1_CLK_R MCU_FAN_PWREN3 THERM_SMB_1_DAT_R MCU_FAN_PWREN4 MCU_HEAT_PWREN3 S0_PWR_EN MCU_HEAT_PWREN4 MCU_HEAT_PWREN1...
  • Page 28 EAI-I731 User Manual I2C_SCL4 PCIE_RXN_24 I2C_SDA4 PCIE_RXP_24 PCIE_TXP_24 PCIE_TXN_24 PCIE_RXN_23 PCIE_RXP_23 PCIE_TXP_23 PCIE_TXN_23 PCIE_RXN_22 PCIE_RXP_22 PCIE_TXP_22 PCIE_TXN_22 PCIE_RXN_21 PCIE_RXP_21 PCIE_TXP_21 PCIE_TXN_21 PCIE3: 180 PCIe x4 Connector SMD for B2B Side B Side A +P5V_S +P5V_S +P5V_S +P5V_S +P5V_S +P5V_S +P3V3_S +P3V3_S +P3V3_S +P3V3_S...
  • Page 29 EAI-I731 User Manual CON1: DDR4 SODIMM for IPMI Description Description +P12V_S +P5V_S +P3V3_S UART_RXD5 UART_TXD5 I2C_SDA6 I2C_SCL6 +VCC1P05_PROC H_PECI...
  • Page 30 EAI-I731 User Manual SLP_S5_PCH_N PM_SLP_S3_N BMC_EXTRST# PCH_WAKE_N I2C_SDA1 I2C_SCL1 PCIE_TXP I2C_SCL2 PCIE_TXN I2C_SDA2 PCIE_RXP PLTRST_IPMI_N PCIE_RXN CLK_DP CLK_DN SYS_UART_SWITCH_OUT BIOS_READY_IN BMC_PWRBTN_OUT BMC_READY_OUT SYS_NMI_IN_N BMC_SMI_N BMC_SMI_OUT CPU_CATERR_IN BMC_UART_SWITCH_OUT PCH_RSMRST_N CPU_THERMTRIP_IN BMC_RSTBTN_OUT ESPI_ALERT1_BMC PCH_SYSPWROK CPU0_PROCHOT_IN ESPI_RST_R_N BMC_SPKR_OUT ESPI_CS_BMC_N ESPI_BMC_IO1 ESPI_IO0_R ESPI_IO3_R ESPI_IO2_R ESPI_CLK_R I2C_SDA3 I2C_SCL3...
  • Page 31 EAI-I731 User Manual I2C_SDA4 USB2_P BMC_NMI_OUT USB_N LAN_LINK_100M# LAN_ACTLED# LAN_LINK_1G# UART_TXD3 UART_RXD3 MDI0_P MDI0_N MDI1_P MDI1_N MDI2_P MDI2_N MDI3_P MDI3_N +V1P8A +P3V3_A +P3V3_A +P3V3_A +P5V_A SIM1: NANO SIM 6-Pin Description Description CONN1/2: Heater Header (1x2, 2.54mm with Wafer DIP) Description 12V PWR...
  • Page 32 EAI-I731 User Manual SPI1: 2.0mm SMD Pin Header SMD (2x5) Description Description SPI_CS0# P3V3 SPI_MISO HOLD# SPI_CLK SPI_MOSI J11: UART LED Programming Header (2.54mm DIP, 1x5) Description PIC_VPP2 +P5V_S PIC_ICSPDAT2 PIC_ICSPCLK2 JSIMSEL: Manual SIM Selection (1x3, 2.54mm DIP (RSVD)) Description SW control or e-SIM SIM Socket JOPEN1: Case Open, 2-Pin DIP Header (2.54mm with Wafer (RSVD))
  • Page 33 EAI-I731 User Manual CON4: MCU Debug (1x4, 2.00mm SMD with Wafer) Description +P3V3_MCU SWCLK SWDIO JXDP1: Intel MIPI60 Debug Header Description Description VREF_DEBUG MIPI60_TMS MIPI60_TCLK MIPI60_TDO MIPI60_TDI FP_RST_N MIPI60_HOOK6 MERGED_TRST_PD MIPI60_TRST_N MIPI60_PREQ_N MIPI60_PRDY_N VREF_TRACE CPU_CFG_16 SPI_PCH_WP_N +P3V3_A CPU_CFG_0 CPU_CFG_1 CPU_CFG_2 CPU_CFG_3 CPU_CFG_4 CPU_CFG_5...
  • Page 34 EAI-I731 User Manual FAN1: 5-Pin Fan Connector (Debug Only) Description +P12V_S FANIN1 FANOUT ATX1: 8-Pin Power Connector (4.2mm) Description Description +P12V +P12V +P12V +P12V MH1~MH2: 4-Pin Metal Lock Power (Tin Plated Brass) Description Description DC_IN DC_IN DC_IN DC_IN MH3~MH4: 4-Pin Metal Lock Power (Tin Plated Brass) Description Description JPMB1: Wafer 4-P Male 180°...
  • Page 35 EAI-I731 User Manual GF1: PCIe x16 Gold Finger for B2B Side B Side A +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P12V_STBY +P3V3_STBY_MCU SMB_CLK_EXP +P3V3_STBY SMB_DATA_EXP +P3V3_STBY CLK_DP PCIE_RX_N0 CLK_DN PCIE_RX_P0 PCIE_TX_N0 PCIE_TX_P0 PCIE_RX_N1 PCIE_RX_P1 PCIE_TX_N1...
  • Page 36 EAI-I731 User Manual PCIE_RX_N8 BP_ID2 PCIE_RX_P8 PCIE_TX_N8 PCIE_TX_P8 PCIE_RX_N9 PCIE_RX_P9 PCIE_TX_N9 PCIE_TX_P9 PCIE_RX_N10 PCIE_RX_P10 PCIE_TX_N10 PCIE_TX_P10 PCIE_RX_N11 PCIE_RX_P11 PCIE_TX_N11 PCIE_TX_P11 PCIE_RX_N12 PCIE_RX_P12 PCIE_TX_N12 PCIE_TX_P12 PCIE_RX_N13 PCIE_RX_P13 PCIE_TX_N13 PCIE_TX_P13 PCIE_RX_N14 PCIE_RX_P14 PCIE_TX_N14 PCIE_TX_P14 PCIE_RX_N15 PCIE_RX_P15 PCIE_TX_N15 PCIE_TX_P15 GF2: PCIe x8 Gold Finger for B2B Side B Side A +P12V_STBY...
  • Page 37 EAI-I731 User Manual EXP8_PCIE_HTX_DRX_P7 PWRMON2_ALERT_N EXP8_PCIE_HTX_DRX_N7 EXP8_PCIE_HRX_DTX_N7 EXP8_PCIE_HRX_DTX_P7 EXP8_PCIE_HTX_DRX_P6 EXP8_PCIE_HTX_DRX_N6 EXP8_PCIE_HRX_DTX_N6 EXP8_PCIE_HRX_DTX_P6 EXP8_PCIE_HTX_DRX_P5 EXP8_PCIE_HTX_DRX_N5 EXP8_PCIE_HRX_DTX_N5 EXP8_PCIE_HRX_DTX_P5 EXP8_PCIE_HTX_DRX_P4 EXP8_PCIE_HRX_DTX_N4 EXP8_PCIE_HTX_DRX_N4 EXP8_PCIE_HRX_DTX_P4 SMB_CLK_PSU EXP8_PCIE_HRX_DTX_N3 SMB_DATA_PSU EXP8_PCIE_HRX_DTX_P3 EXP8_PCIE_HTX_DRX_P3 EXP8_PCIE_HTX_DRX_N3 EXP8_PCIE_HRX_DTX_N2 EXP8_PCIE_HRX_DTX_P2 EXP8_PCIE_HTX_DRX_P2 EXP8_PCIE_HTX_DRX_N2 EXP8_PCIE_HRX_DTX_N1 EXP8_PCIE_HRX_DTX_P1 EXP8_PCIE_HTX_DRX_P1 EXP8_PCIE_HTX_DRX_N1 EXP8_PCIE_HRX_DTX_N0 EXP8_PCIE_HRX_DTX_P0 EXP8_PCIE_HTX_DRX_P0 EXP8_PCIE_HTX_DRX_N0 PCIE1: 180° PCIe x16 Connector Side B Side A +P12V...
  • Page 38 EAI-I731 User Manual PCIEx_CLK_P PCIEx_STX_DRX_P15 PCIEx_CLK_N PCIEx_STX_DRX_N15 PCIEx_SRX_DTX_P15 PCIEx_SRX_DTX_N15 PCIEx_STX_DRX_P14 PCIEx_STX_DRX_N14 PCIEx_SRX_DTX_P14 PCIEx_SRX_DTX_N14 PCIEx_STX_DRX_P13 PCIEx_STX_DRX_N13 PCIEx_SRX_DTX_P13 PCIEx_SRX_DTX_N13 PCIEx_STX_DRX_P12 PCIEx_STX_DRX_N12 PCIEx_SRX_DTX_P12 PCIEx_SRX_DTX_N12 PCIEx_STX_DRX_P11 PCIEx_STX_DRX_N11 PCIEx_SRX_DTX_P11 PCIEx_SRX_DTX_N11 PCIEx_STX_DRX_P10 PCIEx_STX_DRX_N10 PCIEx_SRX_DTX_P10 PCIEx_SRX_DTX_N10 PCIEx_STX_DRX_P9 PCIEx_STX_DRX_N9 PCIEx_SRX_DTX_P9 PCIEx_SRX_DTX_N9 PCIEx_STX_DRX_P8 PCIEx_STX_DRX_N8 PCIEx_SRX_DTX_P8 PCIEx_SRX_DTX_N8 PCIEx_STX_DRX_P7 PCIEx_STX_DRX_N7 PCIEx_SRX_DTX_P7 PCIEx_SRX_DTX_N7 PCIEx_STX_DRX_P6 PCIEx_STX_DRX_N6...
  • Page 39 EAI-I731 User Manual PCIEx_SRX_DTX_P4 PCIEx_SRX_DTX_N4 PCIEx_STX_DRX_P3 PCIEx_STX_DRX_N3 PCIEx_SRX_DTX_P3 PCIEx_SRX_DTX_N3 PCIEx_STX_DRX_P2 PCIEx_STX_DRX_N2 PCIEx_SRX_DTX_P2 PCIEx_SRX_DTX_N2 PCIEx_STX_DRX_P1 PCIEx_STX_DRX_N1 PCIEx_SRX_DTX_P1 PCIEx_SRX_DTX_N1 PCIEx_STX_DRX_P0 PCIEx_STX_DRX_N0 PCIEx_SRX_DTX_P0 PCIEx_SRX_DTX_N0 PCIE3: 180° PCIe x4 Connector Side B Side A +P12V +P12V +P12V +P12V +P12V PCIEx_SCK PCIEx_SDA +P3V3 +P3V3 +P3V3_STBY +P3V3 PCH_WAKE_N PLTRST_PCIEx_N...
  • Page 40 EAI-I731 User Manual RD_PCIE3_HRX_DTX_P3 RD_PCIE3_HRX_DTX_N3 FAN1~2: 5-Pin Fan Connector Description +P12V_FAN HM_FAN_TECH_Inx(2) HM_FAN_TECH_Inx(1) HM_PWMOUT1 JPMB1: Wafer 4P Male 180° 2.0mm for DC PWRGD Description DC2DC_PWROK GF1: 180° PCIe x4 Gold Finger Side B Side A +P5V +P5V +P5V +P5V +P5V +P5V LED_HDD_N1 LED_HDD_N3...
  • Page 41 EAI-I731 User Manual SATA_HTX_DRX_P3 SATA_HTX_DRX_N3 SATA_HTX_DRX_P0 SATA_HTX_DRX_N0 SATA_HRX_DTX_N3 SATA_HRX_DTX_P3 SATA_HRX_DTX_N0 SATA_HRX_DTX_P0 SATA1: 180° SATA CONN 22P Pin Signal In/Out SATA_HTX_DRX_Px SATA_HTX_DRX_Nx SATA_HRX_DTX_Nx SATA_HRX_DTX_Px +P5V_Sx +P5V_Sx +P5V_Sx LED_HDD_N1 SATAx_DET_N...
  • Page 42 EAI-I731 User Manual SATA2: 180° SATA CONN 22P Pin Signal In/Out SATA_HTX_DRX_Px SATA_HTX_DRX_Nx SATA_HRX_DTX_Nx SATA_HRX_DTX_Px +P5V_Sx +P5V_Sx +P5V_Sx LED_HDD_N1 SATAx_DET_N...
  • Page 43 EAI-I731 User Manual CHAPTER 2: 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 and wear ESD protection gloves when handling the installation steps. Open the Chassis 1.
  • Page 44 EAI-I731 User Manual Installing System Memory (Optional) The motherboard supports two system memory slots, please follow the steps for installation. 1. Power off the system, and open the top chassis cover. 2. Locate the DIMM socket area on the motherboard. 3.
  • Page 45 EAI-I731 User Manual 6. Lastly, thermal pad placement. Position the thermal pad (included in the accessory pack) gently on the top side of the memory module.
  • Page 46 EAI-I731 User Manual Installing M.2 NVMe Storage Card (Optional) The system supports one M.2 M-Key for NVMe storage module expansion. Please follow the steps for installation. 1. Power off the system, and open the top chassis cover. 2. Locate the M.2 slot on the motherboard. 3.
  • Page 47 EAI-I731 User Manual Installing M.2 SATA Storage Card (Optional) The system supports two M.2 M-Key for SATA storage module expansion. Please follow the steps for installation. 1. Power off the system, and open the top chassis cover. 2. Locate the M.2 slot on the motherboard. 3.
  • Page 48 EAI-I731 User Manual 7. Lastly, thermal pad placement. Position the thermal pad (included in the accessory pack) on the top side of the storage module.
  • Page 49 EAI-I731 User Manual Installing the GPU Graphics Card (Optional) EAI-I731 system supports one PCIe*16 Gen4 FHFL dual slots for GPU module expansion, such as the NVIDIA A2 or NVIDIA L4. GPU installation is complex and must be handled carefully. Review the instructions in this section to ensure you have the required knowledge and meet all the necessary requirements.
  • Page 50 EAI-I731 User Manual 5. Locate the PCIe Slot on the board. 6. Hold the GPU module horizontally, align it with the PCIe slot ensuring the socket keys match, and gently insert it until firmly seated. Then secure with one (1) screw.
  • Page 51 EAI-I731 User Manual Installing Wi-Fi Module (Optional) The system supports one M.2 E-key slot for a Wi-Fi module card, which requires two antennas. Please follow these steps to install the Wi-Fi module. 1. Power off the system, and open the top chassis cover.
  • Page 52 EAI-I731 User Manual Installing Wi-Fi Antennas 1. Locate the two (2) antenna hole placement (A2, A3). Locate the two (2) IPEX connectors on the Wi-Fi module. 2. Connect RF cables to the IPEX connectors on the Wi-Fi module and screw the other end of the cables in the antenna holes.
  • Page 53 EAI-I731 User Manual Installing LTE/5G Module (Optional) The motherboard provides one M.2 M-Key slot for an LTE or 5G module card. The LTE module requires two antennas, while the 5G module requires four antennas. Please follow these steps to install the LTE/5G module. 1.
  • Page 54 EAI-I731 User Manual 6. Push down on the module card and secure it with one (1) screw. 7. Next, thermal pad placement. Position a second thermal pad on the top side of the LTE/5G module. Installing 5G Antennas 1. Locate the four (4) antenna hole placement (A1, A4, A5, A6).
  • Page 55 EAI-I731 User Manual 3. Then, screw on the four (4) antennas on the front and rear panel of the system.
  • Page 56 EAI-I731 User Manual Installing SIM Cards (Optional) The system supports one Nano-SIM card. Please follow the steps for installation. 1. Power off the system, and open the top chassis cover. 2. Locate the M.2 slot on the motherboard. 3. Insert and push a Nano-SIM card, gold contacts facing upwards, all the way until the card clicks into place.
  • Page 57 EAI-I731 User Manual Installing Disk Drive (Optional) EAI-I731 is built with two 2.5” HDD/SSD drive trays. Please follow the steps for installation. 1. Power off the system. Locate the 2.5” HDD/SSD drive placement on the front panel of the system. 2.
  • Page 58 EAI-I731 User Manual CHAPTER 3: SOFTWARE SETUP BIOS Setup 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 59 EAI-I731 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 Build Date and Time: MM/DD/YYYY Access Level: Administrator / User Processor...
  • Page 60 EAI-I731 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 61 EAI-I731 User Manual CPU Configuration Feature Options Description Disabled Hardware Prefetcher To turn on/off the MLC streamer prefetcher. Enabled Adjacent Cache Line Disabled To turn on/off prefetching of adjacent cache lines. Prefetch Enabled Intel (VMX) Disabled When enabled, a VMM can utilize the additional hardware Virtualization capabilities provided by Vanderpool Technology.
  • Page 62 EAI-I731 User Manual Efficient-Core Information Performance-Core Information...
  • Page 63 EAI-I731 User Manual Power & Performance...
  • Page 64 EAI-I731 User Manual CPU – Power Management Control Feature Options Description Max Battery Boot performance Select the performance state that the BIOS will set Max Non-Turbo Performance mode starting from reset vector. Turbo Performance Intel(R) Disabled Allows more than two frequency ranges to be SpeedStep(tm) supported.
  • Page 65 EAI-I731 User Manual GT-Power Management Control Feature Options Description Disabled RC6 (Render Standby) Check to enable render standby support. Enabled Maximum GT frequency limited by the user. Choose between 300MHz (RPN) and 1550MHz (RP0). Value Maximum GT frequency Default Max Frequency beyond the range will be clipped to min/max supported by SKU Disable Turbo GT...
  • Page 66 EAI-I731 User Manual PCH-FW Configuration...
  • Page 67 EAI-I731 User Manual Firmware Update Configuration Feature Options Description Me Fw Image Disabled Enable/Disable Me FW Image Re-Flash function. Re-Flash Enabled...
  • Page 68 EAI-I731 User Manual Trusted Computing Feature Options Description Enables or Disables BIOS support for security device. O.S. will not Security Device Disable show Security Device. TCG EFI protocol and INT1A interface will not Support Enable be available. Disabled SHA256 PCR Bank Enable or Disable SHA256 PCR Bank Enabled Schedule an Operation for the Security Device.
  • Page 69 EAI-I731 User Manual Enables or Disables Platform Hierarchy randomization. DO NOT Disabled ENABLE THIS QUESTION IN PRODUCTION PLATFORMS. THIS IS FOR Randomization Enabled DEVELOPMENT TESTING. OVERRIDE ChangePlatformAuth ELINK for production platforms supporting TXT. TPM 1.2 will restrict support to TPM 1.2 devices, TPM 1.2 TPM 2.0 will restrict support to TPM 2.0 devices, Device Select...
  • Page 70 EAI-I731 User Manual Control PXE Boot Feature Options Description Disabled Control PXE Boot Lan1 Control PXE Boot From Onboard Lan# Lan2...
  • Page 71 EAI-I731 User Manual NCT7904D HW Monitor Feature Description SYS2 Temp This value reports the System temperature SYS3 Temp This value reports the System temperature FAN Speed This value reports the Fan speed This value reports the 5V Input voltage 3.3V This value reports the 3.3V Input voltage This value reports the 12V Input voltage VSB12V...
  • Page 72 EAI-I731 User Manual Smart Fan Mode Configuration Feature Options Description Full Speed Mode Fan Out Mode Fan Mode Select Smart Fan Mode...
  • Page 73 EAI-I731 User Manual F81966 Super IO Configuration...
  • Page 74 EAI-I731 User Manual Serial Port 2 Configuration Feature Options Description Disabled Serial Port Enable or Disable Serial Port (COM) Enabled Device Settings IO=2F8h; IRQ=3; Loopback RS232 COM1 MODE Select Com Mode as RS232/RS485 RS485 Half Duplex RS422 Full Duplex COM1 Disabled COM RS-422/485 Receiver Termination Termination...
  • Page 75 EAI-I731 User Manual Serial Port 3 Configuration Feature Options Description Disabled Serial Port Enable or Disable Serial Port (COM) Enabled Device Settings IO=3E8h; IRQ=7; Loopback RS232 COM2 MODE Select Com Mode as RS232/RS485 RS485 Half Duplex RS422 Full Duplex COM2 Disabled COM RS-422/485 Receiver Termination Termination...
  • Page 76 EAI-I731 User Manual F81966 Hardware Monitor Feature Description CPU Temp This value reports the CPU temperature SYS1 Temp This value reports the System temperature CPU VCORE This value reports the CPU VCORE Input voltage VBAT This value reports the VBAT Input voltage VDD2 This value reports the VDD2 Input voltage This value reports the 12V Input voltage...
  • Page 77 EAI-I731 User Manual Serial Port Console Redirection Feature Options Description Console Disabled Console Redirection Enable or Disable. Redirection Enabled...
  • Page 78 EAI-I731 User Manual Console Redirection Settings Feature Options Description Emulation: VT100 ANSI: Extended ASCII char set. VT100+ VT100: ASCII char set. Terminal Type VT-UTF8 VT100+: Extends VT100 to support color, function keys, etc. ANSI VT-UTF8: Uses UTF8 encoding to map Unicode chars onto 1 or more bytes.
  • Page 79 EAI-I731 User Manual VT-UTF8 Combo Disabled Enable 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 Recorder Mode Enabled capture Terminal data. Disabled Resolution 100x31 Enables or disables extended terminal resolution. Enabled VT100 LINUX...
  • Page 80 EAI-I731 User Manual Legacy Console Redirection Settings Feature Options Description Redirection COM Select a COM port to display redirection of Legacy OS and COM0 Port Legacy OPROM Messages 80x24 On Legacy OS, the Number of Rows and Columns Resolution 80x25 supported redirection When Bootloader is selected, then Legacy Console Redirection is disabled before booting to legacy OS.
  • Page 81 EAI-I731 User Manual PCI Subsystem Settings Feature Options Description Disabled If system has Resizable BAR capable PCIe Devices, this Re-Size BAR Support Enabled option Enables or Disables Resizable BAR Support.
  • Page 82 EAI-I731 User Manual USB Configuration 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 Enabled XHCI Hand-off...
  • Page 83 EAI-I731 User Manual Maximum time the device will take before it properly reports Auto itself to the Host Controller. Auto uses default value: for a Device power-up delay Manual Root port, it is 100 ms, for a Hub port the delay is taken from Hub descriptor.
  • Page 84 EAI-I731 User Manual Network Stack Configuration Feature Options Description Disabled Network Stack Enable/Disable UEFI Network Stack Enabled Disabled Enable/Disable IPv4 PXE boot support. If disabled, IPv4 PXE IPv4 PXE Support Enabled boot support will not be available. Disabled Enable/Disable IPv4 HTTP boot support. If disabled, IPv4 IPv4 HTTP Support Enabled HTTP boot support will not be available.
  • Page 85 EAI-I731 User Manual NVMe Configuration Feature Options Description Select either Short or Extended Self-Test. Short option will Self Test Short take couple of minutes and extended option will take Option Extended several minutes to complete. Select either to test Controller alone or Controller and Controller Only Test Self Test NameSpace.
  • Page 86 EAI-I731 User Manual Chipset Page Select the Security item from the BIOs setup screen to enter the Security page. Users can select any of the items in the left frame of the screen.
  • Page 87 EAI-I731 User Manual System Agent (SA) Configuration Feature Options Description Disabled VT-d VT-d capability Enabled Enable IOMMU in Pre-boot environment (If DMAR table Disable IOMMU Control Iommu is installed in DXE and If VTD_INFO_PPI is installed in Enable IOMMU during boot PEI.) Enabled X2APIC Opt Out...
  • Page 88 EAI-I731 User Manual Graphics Configuration Feature Options Description Auto IGFX Select which of IGFX/PEG/PCI Graphics device should be Primary Primary Display PEG Slot Display Or select HG for Hybrid Gfx. PCH PCI...
  • Page 89 EAI-I731 User Manual VMD Setup Menu Feature Options Description Enable VMD Disabled Enable/Disable to VMD controller controller Enabled...
  • Page 90 EAI-I731 User Manual PCH-IO Configuration...
  • Page 91 EAI-I731 User Manual SATA Configuration Feature Options Description SATA Enabled Enable/Disable SATA Device. Controller(s) Disabled SATA Mode AHCI Determines how SATA controller(s) operate. Selection...
  • Page 92 EAI-I731 User Manual HD Audio Configuration Feature Options Description Control Detection of the HD-Audio device. Disabled = HDA will be Disabled HD Audio unconditionally disabled Enabled = HDA will be unconditionally Enabled enabled.
  • Page 93 EAI-I731 User Manual Security Page Select the Security item from the BIOS set up screen to enter the Security page. Users can select any of the items in the left frame of the screen. Feature Description Setup Administrator If ONLY the Administrator's password is set, it only limits access to Password Setup and is only asked for when entering Setup.
  • Page 94 EAI-I731 User Manual Secure Boot Feature Options Description Secure Boot feature is Active if Secure Boot is Enabled, Disabled Secure Boot Platform Key (PK) is enrolled and the System is in User Enabled mode. The mode change requires platform reset Secure Boot mode options: Standard or Custom.
  • Page 95 EAI-I731 User Manual Key Management Feature Options Description Disabled Install factory default Secure Boot keys after the platform Factory Key Provision Enabled reset and while the System is in Setup mode Force System to User Mode. Install factory default Secure Restore Factory Keys None Boot key databases...
  • Page 96 EAI-I731 User Manual Boot Page Select the Boot item from the BIOS set up screen to enter the Boot page. 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 activation key. Setup Prompt Timeout 65535 means indefinite waiting.
  • Page 97 EAI-I731 User Manual Save and Exit Page Select the Save and Exit menu item from the BIOS setup screen to enter the “Save and Exit” page. Users can select any of the items in the left frame of the screen. ■...
  • Page 98 EAI-I731 User Manual ■ Restore Defaults Restore default values for all setup options. Select “Yes” to load Optimized defaults. Note: The items under Boot Override may not be the same as image above, as it would depend on the actual devices connected on the system.
  • Page 99 EAI-I731 User Manual APPENDIX A: LED INDICATOR EXPLANATIONS LED Indicator: System Power / Status / Storage Activity Button Color Description Power Green: Power ON Green/Red Red: Power OFF (Standy) IPMI Green Yellow 1. When cable is plugged-in and network is linked. Both (Speed) LED lights will be bright.
  • Page 100 EAI-I731 User Manual RJ45 LAN LED 2.5Gb RJ45 LAN LED Define: Speed Green (Link/Active) Green/Amber (Speed) 100M ON / Blinking (Data Access) ON / Blinking (Data Access) ON (Amber) 2.5G ON / Blinking (Data access) ON (Green) 1. When cable is plugged-in and network is linked. Both LED lights will be bright. The behavior is as defined. 2.
  • Page 101 EAI-I731 User Manual APPENDIX B: LAN AND IO SEQUENCE Front Panel LED Rear Panel LED To define the LAN sequence from a system perspective: 1. Top to bottom; 2. Left to right To define the LAN sequence from a system perspective: 1. Top to bottom; 2. Left to right To define the LAN sequence from a system perspective: 1.
  • Page 102 EAI-I731 User Manual APPENDIX C: DI / DO SPECIFICATION Follow IEC61131-2 DI Specification:  DI with -3~5V @ 7mA, Logical Value 0; 13~30V @ 7mA, Logical Value 1 (Design Spec as Logical Value 0 for under 9V and 1 for above 9V) ...
  • Page 103 EAI-I731 User Manual APPENDIX D: POWER RESET BUTTON Reset Button Reset Button Behavior: Press ONE <0.5 set pre-times for HW Reset but default support software reset.
  • Page 104 EAI-I731 User Manual APPENDIX E: 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; whereas the manufacturer will bear the after-service freight charges for goods returned to the user.
  • Page 105 EAI-I731 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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