ARK-3520P User Manual 21.1 IntroductionARK-3520, an Intelligent, high performance, fanless embedded system powered byIntel 6th Core i3,i5.i7 BGA processor comes with rich I/O combination and Expansionsolution. The expansion are supported by either riser card(PCI/PCIex4)ARK-3520 Core i7 CPU performance has over 50% increased compared with ARK-3500 and over 200% increased in graphics. ARK-3520 offers independent triple dis-plays: VGA, HDMI and 3rd optional display port. It also provides 8 x COMs, 2 x GbE,6 x USB 3.0, 2 x USB2.0, 2 x Mini PCIe (1 shared with mSATA), 2 x 2.5" SATAIII stor-age devices, and 1 16 bits DIO port.Rugged & Multifunctional DesignARK-3520 adopts advanced thermal design for HDD and power enhancement. Allmodels are fanless, and highlight various quality features including wide-input powersupplies from 9V to 36V, wide temperature range from -20~60° C, diverse expand-ability options and structural strengthening. ARK-3520 adopt the unique thermal solu-tion which allow Onboard 6th Core i CPU working efficient and smoothly. It alsoprovides rich I/O interfaces: up to 2 x Intel GbE, 6 x USB 3.0, 2 x USB 2.0,2 x 2.5”HDD, 1 x mSATA, 4 x RS-232 and 4 x RS-232/422/485 COM ports.Various Expansion SupportARK-3520 is a flexible model which can work in different environment and applica-tions with multiple I/O and high performance. It can support two kinds of riser cards: 2x PCI or 2 x PCIe x 4. It also has board-to-board design and more I/O ports in coastline without cables.Built in Intelligent Management Tools - Advantech iManager & WISE-PaaS/RMMAdvantech iManager provides a valuable suite of programmable APIs such as multi-level watchdog, hardware monitor, system restore, and other user-friendly interface.iManager is an intelligent self-management cross platform tool that monitors systemstatus for problems and takes action if anything is abnormal. iManager offers a bootup guarantee in critical, low temperature environments so systems can automaticallyrecover when voltages dip. iManager makes the whole system more reliable andmore intelligent. ARK-3520 also supports Advantech’s own WISE-PaaS/RMM, whichprovides easy remote management so users can monitor, configure, and control alarge number of terminals to make maintenance and system recovery simpler.