Introduction; Features - JHCTech KMDA-3921 User Manual

1.1 Introduction

KMDA-3921/3920/3610 is an embedded industrial Box Computer of JHCTECH, with aluminum chassis.
It powered by the Gen. 6
2133/2400MHz memory, up to 32GB. It features multiple PCI or PCIe expansion slots, which can fulfill
extensive requirements in various projects.
KMDA-3921/3920/3610 offers 1*HDMI, 1*DP, 1*VGA, 3 displays, 2*GbE LANs, 7*USB (1 inside for
dongle), 4*COM, 8-bit DIO, 1*F-Mini PCIe with SIM slot, which supports 4G LTE/Wifi/BT. 1*mSATA,
1*M.2 2242 B-Key, 2*2.5" SATA HDD/SSD are used for storage, support raid0,1. It supports various
optional expansion slots, including PCIe×16, PCIe×4, PCIeX1, PCI. So, users can conveniently select
expansion boards based on their requirements. Besides, DC 12~24V wide power input. It is widely used
for Industrial Automation, Intelligent Transportation (ITS), and Machine Vision.

1.2 Features

Key Features
⚫ Universal aluminum chassis, SGCC frame
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⚫ Intel
Skylake-S/Kabylake-S Celeron/Core I3/I5/I7 CPU
⚫ 2*260-pin SODIMM, DDR4 2133/2400MHz, up to 32GB
⚫ 1*F-mini PCIe with SIM slot, support 4G LTE and Wifi/BT
⚫ Expansion
KMDA-3921 Series: 1*PCIe X16, 1*PCIeX1,2*PCI or 2*PCI or 2*PCIeX8, 1*PCIeX4
KMDA-3920 Series: 1*PCIe X4, 1*PCIe X16
⚫ 2*2.5" SATA HDD/SSD bay, 1*mSATA, 1*M.2 2242 B-Key for storage
⚫ 1*DP, 1*HDMI, 1*VGA, 3 displays
⚫ Realtek ALC662VD controller, 1*LINE OUT, 1*MIC
⚫ 1*Intel I211AT, 1*Intel I219LM, supports Intel vPro technology
⚫ 8-bit DIO(KMDA-3921/3920), 8+16-bit DIO(3610), 4*USB3.0, 3*USB2.0(1 inside), 4*COM
⚫ Support TPM 2.0
⚫ Clear CMOS switch is on the front panel, easy to clear CMOS data
⚫ AT/ATX power-on mode selection switch is on the front panel, easy to set power-on mode
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Intel Skylake-S/Gen. 7
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Intel Kabylake-S CPU. It supports 2-Ch DDR4
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User's Manual