1. Úvod
The HUNSN RX03 is a versatile Micro Firewall Appliance designed for network security, routing, and mini PC applications. Featuring an Intel Celeron processor and a fanless aluminum chassis, it offers reliable and quiet operation. This device supports a wide range of operating systems, including FreeBSD-based router systems, Linux distributions, and Windows OS, making it suitable for various firewall solutions like pfSense, Untangle, OPNsense, and Sophos XG.
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your RX03 appliance. Please read it thoroughly before use.
2. Obsah balení
Ověřte, zda jsou v balení přítomny všechny položky:
- HUNSN RX03 Firewall Appliance
- Napájecí zdroj (DC12V5A)
- Napájecí kabel
- Montážní sada VESA
- Záruční list
3. Zařízení skončiloview
Familiarize yourself with the ports and indicators on your HUNSN RX03 appliance.

Obrázek 3.1: HUNSN RX03 Micro Firewall Appliance. This image provides an angled view zařízení, ukázkaasing its compact design and fanless heat sink fins.

Obrázek 3.2: Přední a zadní panel Overview. This image displays the front and rear panels of the HUNSN RX03, highlighting the various input/output ports including LAN, USB, HDMI, and power input.
Přední panel
- Vypínač: Stisknutím zapnete nebo vypnete zařízení.
- Resetovací tlačítko: Malé tlačítko pro reset systému.
- Slot pro nano SIM kartu: For cellular connectivity (requires compatible 4G module).
- Port HDMI: For video output to a monitor.
- Porty USB 3.0 (x4): For connecting peripherals like keyboards, mice, or USB storage.
- Port COM: Serial port for console access or other serial devices.
- LAN porty (x6): Intel I211-AT Gigabit Ethernet ports for network connections.
Zadní panel
- DC_IN: Power input jack (12V DC).
4. Nastavení
4.1. Fyzická instalace
The RX03 supports various installation methods. By default, it is configured for VESA wall-mounted installation.
- Držák VESA:
- Attach the VESA mount bracket to the rear of a compatible monitor or a wall using appropriate screws.
- Secure the RX03 appliance to the VESA mount bracket.
- Umístění na počítači: Place the device on a flat, stable surface with adequate ventilation. Ensure no obstructions block the heat sink fins.
- Din Rail (Optional): If Din Rail mounting is required, ensure you have the correct RX03a model or an appropriate adapter.
4.2. Připojení periferií
- Připojení displeje: Connect a monitor to the HDMI port.
- Připojení vstupních zařízení: Connect a USB keyboard and mouse to the USB 3.0 ports.
- Připojte síťové kabely: Connect your network cables to the desired LAN ports. The device features 6 Intel I211-AT Gigabit Ethernet ports.
- Insert SIM Card (Optional): If using a 4G module, insert a Nano SIM card into the Nano SIM slot.
- Připojte napájení: Connect the power adapter to the DC_IN port on the rear panel, then plug the power cord into an electrical outlet.

Obrázek 4.1: Connecting Cables. This image illustrates the process of connecting essential cables such as power, HDMI, and network cables to the HUNSN RX03 appliance.
4.3. Initial Boot and OS Installation
- After connecting all necessary peripherals and power, press the Tlačítko napájení na předním panelu.
- The device will power on. If no operating system is pre-installed, you will need to install one. The RX03 supports various operating systems, including FreeBSD-based router systems (e.g., pfSense, OPNsense), Linux distributions, and Windows OS.
- To install an OS, prepare a bootable USB drive with your chosen operating system. Insert it into a USB 3.0 port.
- Access the BIOS/UEFI settings (usually by pressing DEL or F2 during boot-up) to configure the boot order and initiate the OS installation process.
5. Obsluha zařízení
5.1. Zapnutí/vypnutí
- Zapnutí: Stiskněte jednou tlačítko napájení.
- Vypnout: Press and hold the Power Button for a few seconds, or shut down the operating system gracefully.
- Hardware Auto Power On: The device supports hardware auto power on, which is enabled by default. This means the device will automatically power on when power is restored after an outage.
5.2. Pokročilé funkce
- Timing Boot: Configure scheduled power-on times via BIOS settings.
- Probuzení přes LAN (WOL): Enable WOL in BIOS to power on the device remotely via network signal.
- Spouštění PXE: Preboot eXecution Environment allows booting from a network server. Enable in BIOS.
- Hlídací pes: A hardware watchdog timer (0-255 level) is supported to automatically reset the system if it becomes unresponsive. Configuration is typically done via the operating system or BIOS.
6. Údržba
6.1. Cooling and Ventilation
The HUNSN RX03 features a fanless design, relying on its aluminum chassis and heat sink fins for passive cooling. To ensure optimal performance and longevity:
- Ensure adequate airflow around the device. Do not place it in enclosed spaces or cover the heat sink fins.
- Udržujte zařízení mimo přímé sluneční světlo nebo zdroje tepla.
- Regularly check for dust accumulation on the heat sink fins and gently clean them with compressed air or a soft brush.
6.2. Storage and Memory Upgrades
The device supports upgrades for storage and memory:
- Skladování: It has one mSATA SSD slot and one 2.5-inch SATA SSD/HDD slot.
- Paměť: It features two SODIMM DDR4-2133 slots, supporting a maximum of 32GB RAM.
Pozor: Opening the chassis for upgrades should be performed by qualified personnel to avoid voiding the warranty or damaging components. Always disconnect power before performing any internal maintenance or upgrades.
7. Řešení problémů
If you encounter issues with your HUNSN RX03, refer to the following common troubleshooting steps:
| Problém | Možná příčina | Řešení |
|---|---|---|
| Zařízení se nezapne. | No power supply, faulty power adapter, loose connection. |
|
| Žádné zobrazení na monitoru. | Loose HDMI cable, incorrect monitor input, display issue. |
|
| Problémy s připojením k síti. | Loose Ethernet cable, incorrect network configuration, driver issues. |
|
| System is unresponsive. | Software crash, hardware issue. |
|
If these steps do not resolve your issue, please contact HUNSN customer support for further assistance.
8. Specifikace
| Funkce | Detail |
|---|---|
| Číslo modelu | HUNSN RX03 |
| Podvozek | Hliník |
| CPU | Intel Celeron Processor 3865U / 3867U (1.8 GHz) |
| Podpora AES-NI | Ano |
| Paměť | 2 x SODIMM DDR4-2133 slots, Max. 32GB (16GB RAM included) |
| Skladování | 1 x mSATA SSD slot, 1 x 2.5 Inch SATA SSD/HDD slot (512GB SSD included) |
| Síťová karta | Intel I211-AT 10/100/1000M LAN (6 ports) |
| I/O rozhraní | Power ON/OFF, Reset, Nano SIM Slot, HDMI, 4 x USB3.0, COM, DC_IN, 6 x LAN |
| Rozšíření | 1 x half height MINI PCIE slot (WiFi), 1 x full height MINI PCIE slot (mSATA/4G module) |
| Moc | DC100-240V AC/50-60hz, 12V5A |
| Pracovní teplota | 0°C to +50°C (Commercial HDD), -20°C to +50°C (Industrial SSD) |
| Pracovní vlhkost | 0%~95% nekondenzující |
| TDP | 15W |
| Chladicí systém | Bez ventilátoru |
| Velikost | Rozměr 186 x 126.5 x 66 mm |
| Hmotnost | 1.5 kg |
| Kompatibilita systému | FreeBSD-based router systems, Linux distributions, Windows OS (e.g., pfSense, Untangle, OPNsense, Sophos XG) |
9. Záruka a podpora
Your HUNSN RX03 appliance comes with a warranty. Please refer to the included warranty card for specific terms and conditions.
For technical support, inquiries, or customization needs, please contact HUNSN customer service. You can find contact information on the warranty card or by visiting the official HUNSN store on Amazon.
Internetový obchod: HUNSN Store on Amazon