EPI-ARLS
EPI-ARLS
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Manufacturer: Avalue
- Top Layer Soldered Socket
- Intel® Core™ Ultra Processors supports LGA 1851 CPU Up to 35W Max
- Intel® Q870/H810 chipsets
- Single DDR5 6400MHz SO-DIMM socket, support up to 48GB
- Triple Display: 1 x DP, 1 x HDMI, 1 x 2CH LVDS or 1x eDP (Default LVDS)
- Expansion Slot: M.2 Key-E, M.2 Key-M
- Dual 2.5G Gigabit Ethernet
- 2 x RS-232/422/485, 2 x RS-232
- DC in +12V
The Avalue EPIC SBC series offers compact 4-inch embedded single board computers designed for high performance and versatility. Equipped with Intel® Core™ processors and supporting DDR5 memory, these boards provide multiple USB, COM, and LAN ports, along with expansion options like M.2 E Key and M.2 M Key. Suitable for various applications including industrial automation, healthcare, and IoT solutions.
Processor
LGA 1851 Socket Supports Intel® Core™ Ultra Processors (Max. TDP at 35W)
System Memory
1 x 262pin SO-DIMM Up to 48GB Dual Channel DDR5 5600/6400MHz (6400Mhz for Ultra 7, Ultra 9 CPU).
Platform Controller Hub
Intel® Q870/H810 Chipset
I/O Chipset
EC ITE IT5782VG
Watchdog Timer
H/W Reset, 5~255 Seconds/5~255 Minutes
BIOS
AMI BIOS, 256Mbit SPI Flash ROM
H/W Status Monitor
CPU & system temperature monitoring Voltages monitoring
TPM
Onboard NuvoTon NPCT760AABYX
Storage
1 x M.2 Key M 2280, support PCI-e x4 Gen4 NVMe or SATA device
1 x M.2 Key M 2242, support PCI-e x4 Gen4 NVMe or SATA device (for Q870 only)
Multiple Display
Triple Display
Graphic Chipset
Intel® Xe LPG graphics architecture CPU integrated
Spec. & Resolution
1 x DP 2.0: Max: 7680 x 4320@60 Hz
1 x HDMI 2.0 : 4096 x 2304@60 Hz
1 x LVDS: 1920 x 1080 Dual channel 18/24-bits LVDS (Chrontel CH7513A-BF eDP to LVDS) or 1 x eDP: 1920 x 1080@60Hz (2 Lanes), default LVDS
LVDS
1 x LVDS: 1920 x 1080 Dual channel 18/24-bits LVDS (Chrontel CH7513A-BF eDP to LVDS)
Expansion
1 x M.2 Key E 2230, support Wi-Fi module, support 1x PCIe x1 Gen 3, USB 2.0
1 x M.2 Key M 2280, support PCI-e x4 Gen 4 NVMe or SATA device
1 x M.2 Key M 2242, support PCI-e x4 Gen 4 NVMe or SATA device (for Q870 only)
Audio Codec
Realtek ALC888S HD Audio Decoding Controller
Audio Interface
Line-in, Mic-in, Line-out
LAN Chipset
1 x Intel® i226LM 2.5 Gigabit Controller
2 x Intel® i226V 2.5 Gigabit Controller (H810 only 1 x Intel® i226-V 2.5 Gigabit Controller)
Ethernet Interface
10/100/1000/2.5G Base-Tx GbE compatible
LAN Port
3 x RJ-45 (LAN3 for Q870 only)
Power Mode
AT/ATX (Default Setting: AT)
OS
Windows 11, Linux
Certification Information
CE, FCC, RoHS Compliant
USB
4 x USB 3.2 Gen 2 at I/O for Q870
(2 x USB 3.2 Gen 2, 2 x USB 3.2 Gen 1 at I/O for H810)
4 x USB 2.0 ports by pin header
COM Port
2 x RS-232/RS422/485, 2 x RS-232
GPIO
1 x 16-bit GPIO
Operating Temp.
0~60°C (32~140°F) w/HDD/SSD, ambient 0.5m/s air flow
Storage Temp.
-40°C ~ 75°C (-40°F ~ 167°F)
Dimension (L x W)
(6.5" x 4.5")165 x 115 mm
Weight
0.70lbs (0.3kg)
Operating Humidity
40°C @ 95% Relative Humidity, Non-condensing
Power Requirement
DC in +12V
Frequently Asked Questions
The Avalue EPI-ARLS features Intel® Core™ Ultra Processors (up to 35W TDP) in an LGA 1851 socket, a single DDR5 6400MHz SO-DIMM socket supporting up to 48GB, triple display capability via DisplayPort 2.0, HDMI 2.0, and LVDS/eDP, Intel® Q870/H810 chipsets, dual 2.5G Gigabit Ethernet, versatile expansion via M.2 Key-E and M.2 Key-M slots, multiple USB ports including USB 3.2 Gen 2, 4 COM ports with RS-232/422/485 support, 16-bit GPIO, and operates with +12V DC input in a compact 165mm x 115mm (6.5" x 4.5") form factor.
The EPI-ARLS supports triple display through DisplayPort 2.0 (up to 7680x4320@60Hz), HDMI 2.0 (up to 4096x2304@60Hz), and either LVDS (1920x1080 dual channel 18/24-bits) or eDP (1920x1080@60Hz, 2 lanes, with LVDS as default). The board features Intel® Xe LPG graphics architecture integrated in the CPU, making it suitable for industrial HMI applications, digital signage, and other display-intensive embedded applications.
The EPI-ARLS offers expansion through multiple M.2 slots: one M.2 Key E 2230 slot supporting Wi-Fi modules (PCIe x1 Gen 3, USB 2.0), one M.2 Key M 2280 slot supporting PCIe x4 Gen 4 NVMe or SATA devices, and an additional M.2 Key M 2242 slot for PCIe x4 Gen 4 NVMe or SATA devices (available only on the Q870 chipset model). This provides exceptional flexibility for adding storage, wireless connectivity, or other expansion capabilities based on application requirements.
The EPI-ARLS operates in a temperature range of 0°C to 60°C (32°F to 140°F) with HDD/SSD, requiring ambient airflow of 0.5m/s. It has a storage temperature range of -40°C to 75°C (-40°F to 167°F). The board is also designed to handle operating humidity of 40°C @ 95% relative humidity, non-condensing. These specifications make it suitable for various industrial environments.
The EPI-ARLS provides comprehensive I/O with USB ports (4x USB 3.2 Gen 2 for Q870 model, or 2x USB 3.2 Gen 2 + 2x USB 3.2 Gen 1 for H810 model, plus 4x USB 2.0 via pin headers), COM ports (2x RS-232/RS422/485 and 2x RS-232), 1x 16-bit GPIO, 3x RJ-45 LAN ports (2 ports for H810 model), and audio interfaces (Line-in, Mic-in, Line-out). This rich I/O complement makes it ideal for connecting to various sensors, peripherals, and networks in industrial applications.
The EPI-ARLS features robust networking with 1x Intel® i226LM 2.5 Gigabit Controller and 2x Intel® i226V 2.5 Gigabit Controllers (the H810 model has only 1x Intel® i226-V controller). This provides up to 3 RJ-45 LAN ports (LAN3 is available only on the Q870 model) with 10/100/1000/2.5G Base-Tx GbE compatibility. This multi-LAN configuration is ideal for applications requiring network redundancy, segregated networks, or high-bandwidth network communications.
The EPI-ARLS supports high-performance storage through its M.2 slots: one M.2 Key M 2280 slot supporting PCIe x4 Gen 4 NVMe or SATA devices, and on the Q870 model, an additional M.2 Key M 2242 slot also supporting PCIe x4 Gen 4 NVMe or SATA devices. This provides flexibility to implement fast NVMe SSDs for superior performance or traditional SATA devices based on application requirements.
The EPI-ARLS supports Windows 11 and Linux operating systems, making it versatile for various industrial and embedded applications. This compatibility with both mainstream operating systems allows developers to leverage familiar development environments and extensive software libraries for their specific application requirements.
EPIC SBCs (Single Board Computers) are mid-sized embedded computers measuring approximately 165mm x 115mm (6.5" x 4.5"). Their compact yet feature-rich form factor makes them ideal for applications including industrial automation, IoT gateways, edge computing, digital signage, medical devices, transportation systems, robotics, and industrial control systems. These boards offer significant processing capabilities, multiple I/O options, and industrial-grade reliability for demanding environments, while being more compact than larger form factors like Mini-ITX.
EPIC SBCs offer several advantages including: a balanced form factor between size and functionality (smaller than Mini-ITX but with more features than Pico-ITX); rich I/O options without requiring expansion cards; better thermal management than smaller boards due to larger surface area; support for higher-performance processors; flexibility with both soldered and socketed CPU options depending on model; simplified integration into mid-sized enclosures; good scalability for industrial applications; and long lifecycle support typical of industrial-grade components.
Intel Core Ultra processors bring significant benefits to EPIC SBCs including enhanced performance with integrated Xe graphics architecture providing superior visual computing; improved power efficiency with hybrid architecture; integrated AI acceleration through Neural Processing Units (NPU); advanced security features; support for newer standards like PCIe Gen 4, USB 3.2, and DDR5 memory; and hardware-level virtualization support. These capabilities make them ideal for edge AI, computer vision, industrial IoT, digital signage, and high-performance embedded computing applications.
When selecting an EPIC SBC for industrial applications, consider: processing requirements for your workload; memory and storage configurations; specific I/O interface requirements (COM ports, USB, display outputs); networking needs (number of ports, speed, reliability); temperature operating range for the deployment environment; power constraints; expansion capabilities through M.2 or other slots; long-term availability guarantees; operating system support and driver availability; ruggedness including shock and vibration resistance; certifications required for your industry; and total cost of ownership including maintenance and support.
For cooling EPIC SBCs in enclosed systems: ensure at least 0.5 m/s airflow as specified in thermal requirements; use conduction cooling with thermal pads connecting the processor to the enclosure acting as a heat sink; implement passive cooling solutions like aluminum enclosures with external fins to increase surface area; maintain adequate clearance around heat-generating components; arrange components to create a natural convection path; position the board away from other heat sources; implement thermal monitoring through the hardware monitoring features; and for extreme environments, use specialized cooling techniques like heat pipes or forced air cooling while maintaining the board's environmental ratings.
For EPIC SBCs, power considerations include: providing stable 12V DC input with proper regulation and adequate current capacity (typically 3-5A depending on configuration); understanding the difference between AT and ATX power modes (with AT being the default for most industrial applications); implementing proper power sequencing during boot and shutdown; adding surge protection for industrial environments; considering power filtering to eliminate electrical noise; implementing brownout protection; calculating total power budget including peripherals; planning for power management; using high-quality power connectors; and potentially implementing backup power solutions for critical applications requiring high availability.
To expand EPIC SBC functionality: utilize M.2 slots for adding WiFi/Bluetooth, cellular connectivity, or high-speed storage; leverage multiple display outputs for multi-screen applications; use USB expansion for additional peripherals; implement I2C, SPI, or GPIO-based sensor networks; utilize the dual or triple Gigabit Ethernet for network segregation or redundancy; develop custom carrier boards for application-specific needs; implement software-based capabilities through virtualization if supported by the processor; utilize COM port expansion if more serial interfaces are needed; and consider network-based resources for functions that cannot be implemented locally.
Common EPIC SBC performance bottlenecks include: thermal limitations (addressed through proper cooling solutions); memory bandwidth constraints (mitigated by utilizing the fastest supported memory, like DDR5 6400MHz); storage I/O (improved by using NVMe over PCIe Gen 4 rather than SATA); network congestion (overcome by using the 2.5G interfaces and implementing proper network design); USB bus saturation (resolved by distributing devices across controllers and using USB 3.2 for high-bandwidth devices); processor limitations in multi-threaded workloads (addressed through workload optimization); and display performance with multiple screens (managed by understanding the display bandwidth limitations of each interface).
For mounting EPIC SBCs: use the four corner mounting holes with appropriate standoffs (typically M3); maintain minimum clearances specified in the manual, especially above heat-generating components; ensure proper thermal contact if using conduction cooling; consider orientation effects on natural convection cooling; use vibration-resistant fasteners with thread-locking compound for applications with vibration; implement strain relief for all cables connected to the board; avoid mounting near sources of electro-magnetic interference; ensure accessibility for maintenance if needed; and verify that the enclosure's thermal design is compatible with the board's cooling requirements and airflow specifications.
When handling EPIC SBCs: always use proper ESD protection including wrist straps and ESD mats; hold the board by its edges to avoid touching components or contacts; avoid flexing the PCB during installation; ensure power is off when connecting/disconnecting components; use appropriate torque when securing mounting screws (typically 0.5-0.7 Nm); apply thermal compounds correctly if required for thermal management; connect cables with proper orientation and avoid forcing connectors; ensure all expansion cards and memory modules are properly seated; avoid exposing the board to moisture or contaminants; and follow proper packaging procedures for transportation to prevent physical damage.
When connecting peripherals to EPIC SBCs: use high-quality, properly shielded cables to minimize EMI/RFI; implement strain relief to prevent connector damage; connect power supplies before connecting signal cables; use locking connectors where available for industrial applications; avoid exceeding the maximum cable lengths specified for each interface; balance loads across multiple USB ports rather than concentrating on one port; verify peripheral power requirements against available supply; properly configure serial port parameters (baud rate, parity, etc.) before connecting serial devices; test peripherals individually before connecting multiple devices; and label all connections for easier maintenance.
For OS setup on EPIC SBCs: obtain the manufacturer-recommended OS image or validated distribution for your specific model; configure BIOS/UEFI settings appropriately before installation, paying attention to boot order and storage controller modes; during installation, optimize partition layouts considering available storage; install essential drivers provided by the manufacturer, particularly chipset, network, and display drivers; disable unnecessary services to reduce resource usage; configure appropriate power management settings based on your application needs; implement a backup strategy for the system image; establish a procedure for OS updates that includes proper testing in a non-production environment first; and document the entire configuration process for future reference.
If an EPIC SBC fails to power on: verify power supply voltage (should be 12V DC) and current capability (typically 3-5A minimum); check for reverse polarity connection which can damage the board; examine power cables for damage or loose connections; inspect the board for physical damage or burnt components; test with a known-good power supply; verify that the board is configured for the correct power mode (AT or ATX as specified in the documentation); check any power switches or jumpers; measure voltage at test points if available; inspect for short circuits or improperly seated components; and check status LEDs for error codes if present.
For display output issues: check cable connections and integrity; verify monitor power and input selection; confirm the monitor supports the resolution being used; try alternative display interfaces if available (switch between DisplayPort, HDMI, or LVDS/eDP); update display drivers; reset BIOS/UEFI display settings to defaults; test with a known-working display; check BIOS settings for primary display selection; verify multi-display configuration is properly set up; inspect system logs for graphics initialization errors; ensure correct display output is enabled in BIOS if multiple are available; try booting in safe mode; and for persistent issues, try reinstalling graphics drivers or updating the BIOS.
Common network issues include: physical connection problems (check cables and connectors); driver-related issues (update or reinstall network drivers); incorrect IP configuration (verify static/DHCP settings); firewall or security software blocking communication; conflicting IP addresses on the network; switch or router configuration issues; network interface hardware failure; incorrect gateway or DNS settings; specific protocol not enabled or configured; packet filtering rules blocking traffic; VLAN configuration mismatches; and network congestion or bandwidth limitations. Systematic troubleshooting should include link status verification, ping tests to various targets, checking system logs, and testing with alternative cables and network equipment.
For M.2 device issues: verify the card is properly inserted and secured; check that the M.2 card type matches the slot (Key-E, Key-M, etc.); confirm the BIOS recognizes the device during POST; verify BIOS storage controller settings (NVMe, SATA, or PCIe mode); update BIOS to the latest version that may include improved device compatibility; check for driver requirements for the specific device; test the M.2 device in another system if possible; verify power management settings aren't affecting device operation; check thermal conditions as M.2 devices can throttle or fail under excessive heat; and for storage devices, run diagnostic tools to verify device health.