1. Introduzione
This manual provides detailed instructions for the MeLE Quieter 4C N150 Fanless Mini PC. Please read this guide thoroughly before using your device to ensure proper setup and operation. This mini PC is designed for various applications including home use, office tasks, education, and specialized fields like astrophotography, offering a silent and efficient computing experience.

Image 1.1: The MeLE Quieter 4C N150 Fanless Mini PC, showcasinil suo design compatto ed elegante.
2. Cosa c'è nella scatola
Dopo aver aperto la confezione, verificare che siano presenti tutti i componenti:
- 1x MeLE Quieter 4C N150 Mini PC
- Adattatore di alimentazione 1x 12V/2A
- 1x supporto VESA
- 1x Manuale utente (questo documento)
- 1x spina UL

Image 2.1: Contents of the MeLE Quieter 4C N150 retail package, including the mini PC, power adapter, VESA mount, and user manual.
3. Guida all'installazione
3.1 Connessioni fisiche
Connect your MeLE Quieter 4C N150 Mini PC to your peripherals as follows:
- Collegamento elettrico: Connect the included 12V/2A power adapter to the DC-in port (12V/2A) on the mini PC and then to a power outlet.
- Connessione display: Use an HDMI cable to connect the mini PC to your monitor or TV. The device supports up to three 4K displays simultaneously via two HDMI ports and one full-function USB-C port.
- Periferiche USB: Connect your keyboard, mouse, and other USB devices to the available USB 3.2 Gen1 (5Gbps), USB 3.2 Gen2 (10Gbps), or USB 2.0 ports.
- Connessione di rete: For a wired connection, connect an Ethernet cable to the Gigabit Ethernet port.
- Audio: Connect headphones or speakers to the 3.5mm audio combo jack.

Image 3.1: Detailed diagram of the MeLE Quieter 4C N150's input/output ports, including USB, HDMI, USB-C, Ethernet, and audio jacks.
3.2 Avvio iniziale e configurazione del sistema operativo
After connecting all peripherals, press the power button to turn on the mini PC. If Windows 11 is pre-installed, follow the on-screen instructions to complete the initial setup. This typically involves selecting language, region, and setting up user accounts.
3.3 Installazione con montaggio VESA
The included VESA mount allows you to attach the mini PC to the back of a compatible monitor, saving desk space and creating a cleaner workspace.
- Fissare la staffa VESA sul retro del monitor utilizzando le viti fornite.
- Slide the MeLE Quieter 4C N150 Mini PC into the bracket until it clicks securely into place.

Image 3.2: Illustration of VESA installation and standard desktop placement for the MeLE Quieter 4C N150, demonstrating flexible setup options.
4. Istruzioni per l'uso
4.1 Funzionamento di base
The MeLE Quieter 4C N150 is designed for silent, 24/7 operation thanks to its fanless cooling system. It is suitable for a wide range of tasks from web browsing and document editing to 4K video playback and light industrial applications.
- Accensione/spegnimento: Press the power button once to turn on. To shut down, use the operating system's power options or press and hold the power button for 5 seconds.
- Ricomincia: Utilizzare l'opzione di riavvio del sistema operativo.
- Modalità risparmio: Press the power button briefly to enter sleep mode. Press again to wake.
4.2 Configurazione del display
The mini PC supports up to three independent 4K displays at 60Hz. Connect your displays using the two HDMI ports and the full-function USB-C port. You can configure display settings (resolution, orientation, extension/duplication) within your operating system's display settings.
4.3 Connettività
- Wifi: The device features Wi-Fi 5 (802.11ac) for dual-band (2.4GHz and 5GHz) wireless connectivity. Connect to your preferred network through the operating system's network settings.
- Bluetooth: Bluetooth 5.1 is integrated for connecting wireless peripherals such as keyboards, mice, and audio devices.
- USB-C: The full-function USB-C port supports 4K display output, data transfer, and power input (PD3.0, 12V to 20V, minimum 36W). This allows for a single-cable solution for power, display, and data with compatible monitors.
4.4 Espansione dello storage
The MeLE Quieter 4C N150 comes with 512GB of internal storage. For additional storage, you can:
- Insert a Micro SD card (up to 2TB) into the Micro SD card slot.
- Install an M.2 2280 SSD (up to 4TB, supporting both NVMe and SATA M.2 SSDs) in the internal M.2 slot. Refer to the hardware upgrade guide for detailed instructions on installing an M.2 SSD.

Image 4.1: Diagram illustrating the LPDDR5 RAM and the M.2 2280 SSD slot for storage expansion within the MeLE Quieter 4C N150.
5. Manutenzione e cura
5.1 Fanless Cooling System
The MeLE Quieter 4C N150 utilizes a passive cooling system, eliminating the need for a fan. This design ensures silent operation and dust resistance. Due to the fanless nature, the surface temperature of the mini PC may reach 55°C to 70°C under load. This is normal and meets safety standards (IEC62368-1:2018). Avoid touching the device directly during prolonged heavy use.

Image 5.1: Visual representation of the fanless cooling technology and heat dissipation characteristics of the MeLE Quieter 4C N150, highlighting its silent and dust-resistant design.
5.2 Pulizia
To clean the exterior of the mini PC, use a soft, dry, lint-free cloth. Do not use liquid cleaners or aerosol sprays directly on the device. Ensure the device is powered off and unplugged before cleaning.
6. Risoluzione Dei Problemi
6.1 Problemi comuni e soluzioni
- Nessun potere:
- Assicurarsi che l'adattatore di alimentazione sia collegato saldamente sia al mini PC sia a una presa di corrente funzionante.
- Verify the power adapter is the original 12V/2A adapter provided with the device.
- Nessuna uscita di visualizzazione:
- Check HDMI or USB-C cable connections to both the mini PC and the monitor.
- Assicurarsi che il monitor sia acceso e impostato sulla sorgente di input corretta.
- Prova a collegarti a un display diverso o a utilizzare un cavo diverso.
- Ethernet non funzionante:
- The Ethernet port may be disabled in the BIOS by default. To enable it:
- Restart the mini PC and repeatedly press the ELIMINARE key during startup to enter the BIOS setup.
- Vai a Stivale scheda.
- Individuare e Abilitare the setting labeled "Network Stack Driver Support".
- Vai al Salva ed esci tab and select "Save and Exit".
- Ensure the Ethernet cable is properly connected and your network router/switch is functioning.
- The Ethernet port may be disabled in the BIOS by default. To enable it:
- Problemi di connettività Wi-Fi/Bluetooth:
- Check if Wi-Fi and Bluetooth are enabled in your operating system settings.
- Ensure drivers are correctly installed (usually automatic with Windows 11).
- Restart the mini PC and your router/access point.
- Il dispositivo è caldo:
- As a fanless device, it is normal for the exterior to feel warm or hot (up to 70°C) during operation, especially under load. Ensure adequate airflow around the device and avoid placing it in enclosed spaces.

Image 6.1: Screenshot illustrating the BIOS customization options available on the MeLE Quieter 4C N150, including settings for Auto Power ON, Wake On LAN, and Network Stack Driver Support.
7. Specifiche
Key technical specifications for the MeLE Quieter 4C N150 Mini PC:
| Caratteristica | Specificazione |
|---|---|
| Processore | Intel N150 (4 Cores, 4 Threads, 6MB Cache, up to 3.6GHz) |
| Memoria RAM | 16 GB LPDDR5 4800 MHz |
| Memoria interna | 512GB M.2 2280 SSD (PCIe x4) |
| Archiviazione espandibile | Micro SD (up to 2TB), M.2 2280 SSD (up to 4TB, NVMe/SATA) |
| Grafica | Grafica Intel UHD integrata (4K a 60 Hz) |
| Uscita di visualizzazione | 2x HDMI 2.0, 1x Full-Function USB-C (Triple 4K Display Support) |
| Porte USB | 1x USB 2.0, 1x USB 3.2 Gen1 (5Gbps), 1x USB 3.2 Gen2 (10Gbps), 1x Full-Function USB-C |
| Rete | Wi-Fi 5 (802.11ac), Bluetooth 5.1, Gigabit Ethernet |
| Sistema operativo | Windows 11 (or OS as specified by variant) |
| Raffreddamento | Raffreddamento passivo senza ventole |
| Potenza in ingresso | 12V/2A DC-in, USB-C PD3.0 (12V-20V, min 36W) |
| Dimensioni | 13.1 x 8.1 x 1.83 cm (5.2 x 3.2 x 0.7 pollici) |
| Peso | 203 g (0.45 libbre) |

Image 7.1: An infographic detailing the hardware specifications and features of the MeLE Quieter 4C N150, including CPU, RAM, storage, and connectivity options.
8. Garanzia e supporto
MeLE is committed to providing high-quality products and customer satisfaction.
- Garanzia: The MeLE Quieter 4C N150 comes with a 12-month warranty.
- Servizio a vita: MeLE offers lifetime service for its mini PCs.
- Contatta l'assistenza: For technical assistance, warranty claims, or any product-related inquiries, please contact MeLE customer service:
- E-mail: service@mele.cn
- Telefono: +86-0755-8636 3200
- Piani di protezione: I piani di protezione estesa potrebbero essere acquistabili separatamente.

Image 8.1: An illustration depicting the rigorous testing processes and certifications that MeLE products undergo to ensure quality and reliability.