What audio capabilities does the EPX-APLP offer?

The EPX-APLP features a Realtek ALC888S HD Audio codec with a 2 x 2W 4Ω amplifier, providing high-quality audio output suitable for industrial applications requiring audio feedback, alarms, or multimedia capabilities. This audio subsystem enables the board to deliver a complete multimedia experience for kiosks, digital signage, or other human-machine interface applications.

EPX-APLP

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Manufacturer: Avalue

Intel® Celeron® N3350/ J3455 Processor
1 x 204-pin DDR3L 1600 MHz SO-DIMM Supports Up to 8GB
DP++, HDMI, Dual Channel 18/24-bits LVDS
2 x Intel® i226LM 2.5 Gigabit Ethernet
1 x M.2 (2242/2260/3042) B-Key, 1 x M.2 (2230) E-Key Supports Wifi Module
1 x SATA III, 1 x SATA Power, 4 x USB 2.0, 2 x USB 3.0
1 x RS232, 8-bit GPIO
DC in +12V

Product Description

The Avalue EPX-APLP is a 2.5-inch Pico-ITX Single Board Computer designed for industrial and embedded applications. It integrates Intel® Celeron® N3350 or J3455 processors, supporting up to 8GB DDR3L 1600MHz SO-DIMM memory.

Key features include triple display outputs (DP++, HDMI, LVDS), dual Intel® 2.5GbE LAN ports, multiple USB ports, a serial interface, and expansion options through M.2 Key-B and Key-E slots.

With a compact form factor of 100mm x 72mm and support for Windows 10 and Linux operating systems, the EPX-APLP offers a robust solution for space-constrained environments.

Technical Specifications

System Information

Processor

Intel® Celeron® N3350/J3455

System Memory

1 x 204-pin DDR3L 1600MHz SO-DIMM Supports Up to 8GB.

Board

PICO ITX

I/O Chipset

EC iTE IT8528

Watchdog Timer

H/W Reset: 1Sec. ~ 65535Sec./Min. and1 Sec. or 1Min./Step

BIOS

AMI 128Mbit SPI BIOS

H/W Status Monitor

Monitoring System Temperature and Voltage with Auto Throttling Control

Display

Multiple Display

Triple Display

Graphic Chipset

Intel® Atom™/ Celeron® SoC Integrated Graphics

Spec. & Resolution

DP++: 4096 x 2160 @60Hz

HDMI: 3840 x 2160 @30Hz, 2560 x 1600 @30Hz

LVDS: 1920 x 1080 @60Hz

LVDS

2CH 18/24bits LVDS 1920 x 1080

Chrontel. CH7511B eDP to LVDS Converter

Expansion

1 x M.2 (2242/2260/3042) B-Key

1 x M.2 (2230) E-Key

Supports WiFi Module

(*Micro SIM Card to SIM Card Adapter by Optional)

Audio

Audio Codec

Realtek ALC888S HD Audio Codec

Audio Amplifier

2 x 2W 4Ω Amplifier

Ethernet

LAN Chipset

2 x Intel® I226LM 2.5 Gigabit Ethernet

Ethernet Interface

2.5 Gigabit Ethernet

LAN Port

2 x RJ45

Software Support

OS

Windows 10, Linux

Certification

Certification Information

CE, FCC, RoHS Compliant

I/O

USB

2 x USB 3.0

4 x USB 2.0

COM Port

1 x RS-232

DIO

1 x 8-bit GPIO

SATA

1 x SATA III

1 x SATA Power

Mechanical & Environmental

Operating Temp.

0 ~ 60°C (32 ~ 140°F)

Storage Temp.

-40°C ~ 75°C (-40°F ~ 167°F)

Dimension (L x W)

3.94" x 2.83" (100mm x 72mm)

Weight

0.66lbs (0.3Kgs)

Operating Humidity

40°C @ 95% Relative Humidity, Non-condensing

Power Requirement

DC in +12V

Power Mode

AT/ATX (Default Setting: ATX)

Ordering Information

Intel® Celeron® Processor 2.5 Pico ITX SBC Motherboard

EPX-APLP-3350-B1R

EPX-APLP/N3350/1COM/6USB/2LAN/B1

EPX-APLP-3455-B1R

EPX-APLP/J3455/1COM/6USB/2LAN/B1

What is EPX-APLP?

The EPX-APLP is a industrial & embedded motherboard manufactured by Avalue, designed specifically for 2.5inch-sbc-pico-itx applications. The Avalue EPX-APLP is a 2.5-inch Pico-ITX Single Board Computer designed for industrial and embedded applications. It integrates Intel® Celeron® N3350 or J3455 processors, supporting up to 8GB DDR3L 1600MHz SO-DIMM memory. Key features include triple display outputs (DP++, HDMI, LVDS), dual Intel® 2.5GbE LAN ports, multiple USB ports, a serial interface, and expansion options through M.2 Key-B and Key-E slots. With a compact form factor of 100mm x 72mm and support for Windows 10 and Linux operating systems, the EPX-APLP offers a robust solution for space-constrained environments.

Key Features & Benefits

Intel® Celeron® N3350/ J3455 Processor
1 x 204-pin DDR3L 1600 MHz SO-DIMM Supports Up to 8GB
DP++, HDMI, Dual Channel 18/24-bits LVDS
2 x Intel® i226LM 2.5 Gigabit Ethernet
1 x M.2 (2242/2260/3042) B-Key, 1 x M.2 (2230) E-Key Supports Wifi Module
1 x SATA III, 1 x SATA Power, 4 x USB 2.0, 2 x USB 3.0
1 x RS232, 8-bit GPIO
DC in +12V

Applications & Use Cases

The EPX-APLP is ideal for various industrial automation applications:

DC-powered industrial installations and mobile applications
Wireless connectivity and remote monitoring applications
High-performance computing and data processing tasks
Networked industrial systems and data communication
Peripheral device connectivity and data transfer
Memory-intensive applications and multitasking
Custom industrial computing solutions
Industrial and embedded applications

Frequently Asked Questions

The Avalue EPX-APLP features Intel® Celeron® N3350 or J3455 processors, supports up to 8GB DDR3L 1600MHz SO-DIMM memory, provides triple display capabilities (DP++, HDMI, and dual-channel LVDS), dual Intel® 2.5GbE LAN ports, multiple USB interfaces (2 x USB 3.0, 4 x USB 2.0), RS-232 serial port, 8-bit GPIO, and operates with a +12V DC input in a compact 100mm x 72mm form factor. It also features a Realtek ALC888S HD Audio codec with 2 x 2W 4Ω amplifier.

The EPX-APLP supports triple display through DP++ (4096 x 2160@60Hz), HDMI (3840 x 2160@30Hz or 2560 x 1600@30Hz), and dual-channel 18/24-bit LVDS interfaces supporting up to 1920 x 1080@60Hz. The display subsystem is powered by Intel® Atom™/Celeron® SoC Integrated Graphics, and the LVDS interface utilizes a Chrontel CH7511B eDP to LVDS converter, making it versatile for industrial HMI and digital signage applications requiring multiple displays.

The EPX-APLP offers expansion through a M.2 (2242/2260/3042) B-Key slot and a M.2 (2230) E-Key slot with WiFi module support. It also features 1 x SATA III port with a dedicated SATA power connection, allowing users to add high-capacity storage drives. An optional Micro SIM card to SIM card adapter is available for cellular connectivity, providing multiple options for expanding the board's capabilities based on application requirements.

2.5-inch Pico-ITX SBCs (Single Board Computers) are compact embedded computers measuring 100mm x 72mm (3.94" x 2.83"), adhering to the Pico-ITX form factor standard. Their small size makes them ideal for space-constrained applications including industrial automation, IoT gateways, edge computing, digital signage, kiosks, medical devices, transportation systems, robotics, and portable instrumentation. Despite their compact dimensions, they offer comprehensive I/O, significant processing capabilities, and industrial-grade reliability for demanding environments.

2.5-inch Pico-ITX SBCs offer several advantages: significantly reduced footprint for space-constrained installations compared to larger form factors like Mini-ITX; lower power consumption (typically 10-20W); reduced heat generation enabling fanless designs; simplified integration into existing systems with standardized mounting options; lighter weight for mobile applications; and comparable performance to larger boards for many tasks. These benefits make them ideal for applications where size, weight, and power constraints are critical considerations while requiring x86 architecture compatibility.

Common connectivity options on 2.5-inch Pico-ITX SBCs include: dual Gigabit or 2.5GbE Ethernet ports; multiple USB interfaces (typically USB 3.x and USB 2.0); serial ports (RS-232/422/485); display outputs (DisplayPort, HDMI, LVDS); SATA interfaces for storage; M.2 expansion slots for storage, wireless, or I/O expansion; GPIO interfaces; and audio I/O. These interfaces provide extensive connectivity options for various sensors, networks, displays, and other peripherals required in industrial and embedded applications.

When selecting a 2.5-inch Pico-ITX SBC, consider: processing requirements for your workload (CPU performance, cores, and integrated graphics capabilities); memory and storage requirements; specific I/O interface needs (type and number of ports); operating temperature requirements for the deployment environment; power constraints and thermal design; expansion capabilities through M.2 or other expansion slots; long-term availability guarantees for industrial deployments; operating system support; and total cost of ownership. For critical applications, prioritize industrial-grade components and extended temperature range support to ensure reliability.

For effective cooling of 2.5-inch Pico-ITX SBCs in enclosed systems: ensure at least 0.5 m/s airflow as typically specified in thermal requirements; implement conduction cooling with thermal pads connecting processors and chipsets to the enclosure as a heat sink; use aluminum enclosures with external fins to increase surface area for passive cooling; maintain adequate clearance around heat-generating components; position the board away from other heat sources; implement temperature monitoring to prevent thermal throttling; and for extreme environments, consider specialized cooling techniques like heat pipes or thermally conductive encapsulation materials. Always verify that your cooling solution meets the specific thermal requirements of your chosen board.

For 2.5-inch Pico-ITX SBCs, power considerations include: providing stable 12V DC input with proper regulation (typically requiring 2-5A capacity depending on processor and peripherals); implementing proper power sequencing during boot and shutdown; adding surge protection for industrial environments; implementing power filtering to eliminate electrical noise; calculating total power budget including all connected peripherals; planning for power management features if battery operation is required; using high-quality power connectors rated for industrial vibration; and potentially implementing backup power solutions for critical applications requiring high availability. Always refer to the specific board's power requirements documentation.

To expand 2.5-inch Pico-ITX SBC capabilities: utilize M.2 slots for adding WiFi/Bluetooth, cellular connectivity, or NVMe storage; connect USB expansion hubs for additional peripherals; implement I2C or SPI-based sensor networks through GPIO headers; leverage industrial Ethernet protocols over the existing LAN ports; integrate specialized I/O modules through available serial interfaces; develop custom carrier boards for application-specific needs; implement DisplayPort Multi-Stream Transport (MST) for daisy-chaining displays if supported; use USB-C alternate modes for expanded connectivity if available; and leverage network-based resources for functions that cannot be implemented locally.

Common performance bottlenecks in 2.5-inch Pico-ITX SBCs include: thermal limitations (address through improved cooling solutions); memory constraints (mitigate by selecting models with maximum supported RAM and optimizing memory usage); storage I/O (improve by using NVMe SSDs over SATA); network limitations (overcome by utilizing higher-speed 2.5GbE interfaces or adding network adapters); USB bus saturation (distribute devices across multiple controllers); CPU restrictions in multithreaded applications (optimize code for available cores or select a higher-performance processor variant); and graphics processing limits (offload to dedicated hardware or optimize visual elements). Monitoring system metrics helps identify specific bottlenecks in your application.

For mounting 2.5-inch Pico-ITX SBCs: use the standardized mounting holes with appropriate standoffs (typically M3); maintain minimum clearances specified in the manual for proper airflow and component clearance; ensure proper thermal contact if using conduction cooling; consider orientation effects on natural convection cooling; use vibration-resistant fasteners with thread-locking compound for mobile applications; implement strain relief for all cables; avoid mounting near sources of electromagnetic interference; ensure accessibility for maintenance; and if mounting in an enclosure, verify that the enclosure's thermal design is compatible with the board's cooling requirements and that all I/O ports are properly aligned with case openings.

When handling 2.5-inch Pico-ITX SBCs: always use proper ESD protection (wrist strap, ESD mat, ionizer); 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 any peripherals; use appropriate torque when securing mounting screws (typically 0.4-0.6 Nm); apply thermal compounds or pads correctly if required; connect cables with proper orientation and avoid forcing connectors; ensure all expansion cards are properly seated; avoid exposing the board to moisture or contaminants; and follow proper packaging procedures for transportation to prevent physical damage or ESD events.

When connecting peripherals to 2.5-inch Pico-ITX SBCs: use high-quality, properly shielded cables to minimize interference; implement strain relief to prevent connector damage from vibration; follow the recommended connection/disconnection sequence in the manual; use locking connectors where available for industrial environments; avoid exceeding the maximum cable lengths specified for each interface; balance loads across multiple USB ports rather than concentrating devices on one port; verify peripheral power requirements against available supply; properly terminate unused differential pairs in high-speed interfaces; label all connections for easier maintenance; and test peripherals individually before connecting multiple devices to isolate potential issues.

For OS setup on 2.5-inch Pico-ITX SBCs: obtain the manufacturer-recommended OS image or build configured for your specific model; prepare bootable media (typically USB flash drive, M.2 SSD, or SATA drive); configure BIOS/UEFI settings appropriately before installation; during installation, optimize partition layouts considering storage space limitations; after installation, install all necessary hardware drivers from the manufacturer; disable unnecessary services to reduce resource usage; configure appropriate power management settings; implement a backup strategy for the system image; establish a procedure for OS updates that includes proper testing; and document the entire configuration process for future reference or recovery purposes.

If a 2.5-inch Pico-ITX SBC fails to power on: verify power supply voltage (should be 12V DC) and current capability (typically 2-5A minimum); check for reverse polarity connection; 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); check any power switches or jumpers; measure voltage at test points if available; inspect for short circuits or improperly seated components; and if available, check status LEDs for error codes. Document all troubleshooting steps for manufacturer support if needed.

For display output issues: check cable connections and integrity; verify monitor power and input selection; confirm support for the resolution being used; try alternative display interfaces if available (e.g., switch from DisplayPort to HDMI); update display drivers; reset BIOS/UEFI display settings to defaults; test with a known-working display; check BIOS settings for primary display selection; verify if multi-display configuration is properly set up; ensure display cables meet interface standards (especially for high resolutions); inspect logs for graphics initialization errors; and try booting in safe mode or low-resolution mode. For persistent issues, reinstall graphics drivers or reset the BIOS to factory defaults.

Common causes of instability include: inadequate cooling causing thermal throttling (improve airflow or heat dissipation); power supply issues (use a higher-quality PSU with stable output); memory errors (run memory diagnostics, try reseating memory); storage problems (check disk integrity, replace failing media); incorrect BIOS settings (update BIOS, load optimized defaults); driver conflicts (update or rollback problematic drivers); electromagnetic interference (improve shielding, relocate board); excessive CPU/GPU load (optimize software, reduce workload); operating system corruption (repair or reinstall OS); and component overheating (monitor temperatures, improve thermal management). Systematic isolation of variables is key to identifying the specific cause of instability.

To troubleshoot network issues: check physical connection and link status LEDs; verify IP configuration (static/DHCP settings); test basic connectivity with ping to loopback, gateway, and external addresses; examine network driver status and version; check for conflicting IP addresses; verify DNS configuration; inspect network logs for errors; try alternate network cables; test connectivity with a different switch port; check firewall or security software settings; verify correct network services are running; reset the network adapter through OS utilities; and if available, update network interface firmware or drivers from the manufacturer. For dual-LAN configurations, ensure the correct interface is being used for the intended network connection.

Product Features

Product Description

Technical Specifications

System Information

Processor

System Memory

Board

I/O Chipset

Watchdog Timer

BIOS

H/W Status Monitor

Display

Multiple Display

Graphic Chipset

Spec. & Resolution

LVDS

Expansion

Expansion

Audio

Audio Codec

Audio Amplifier

Ethernet

LAN Chipset

Ethernet Interface

LAN Port

Software Support

OS

Certification

Certification Information

I/O

USB

COM Port

DIO

SATA

Mechanical & Environmental

Operating Temp.

Storage Temp.

Dimension (L x W)

Weight

Operating Humidity

Power Requirement

Power Mode

Ordering Information

Ordering Information

What is EPX-APLP?

Key Features & Benefits

Applications & Use Cases

Frequently Asked Questions