1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your MAXSUN B450M AMD AM4 Motherboard. Designed for high-performance computing, this motherboard supports AMD Ryzen 3000-5000 series processors, features dual-channel DDR4 memory, and includes an M.2 NVMe slot for fast storage. Please read this manual thoroughly before proceeding with installation to ensure proper setup and optimal performance.

2. Informació de seguretat
- Desconnecteu sempre el cable d'alimentació de la presa de corrent abans d'instal·lar o treure qualsevol component.
- Wear an anti-static wrist strap or frequently touch a grounded metal object to discharge static electricity before handling the motherboard or other components. Static discharge can damage sensitive electronic parts.
- Mantingueu la placa base allunyada de la humitat i de les temperatures extremes.
- Manegeu la placa base per les vores per evitar tocar els components sensibles.
- Assegureu-vos de ventilar adequadament la carcassa del vostre PC per evitar que s'escalfi.
3. Contingut del paquet
The contents of your package may vary depending on the bundle purchased. Please verify your order against the list below:
- Only Motherboard option: 1x MAXSUN B450M Motherboard
- Motherboard + RAM option: 1x MAXSUN B450M Motherboard, 2x 16GB DDR4 3200MHz RAM modules
- Motherboard + CPU option: 1x MAXSUN B450M Motherboard, 1x AMD Ryzen 5 5600 CPU (Used)
- Motherboard + CPU + RAM option: 1x MAXSUN B450M Motherboard, 1x AMD Ryzen 5 5600 CPU (Used), 2x 16GB DDR4 3200MHz RAM modules
Note: The CR2032 battery for the motherboard's CMOS will be removed before shipping due to international shipping regulations. You will need to install a new CR2032 battery upon receipt.

4. Producte acabatview
The MAXSUN B450M motherboard is built on the AMD B450 chipset, offering robust performance and compatibility for a range of AMD Ryzen processors. It features a compact mATX form factor, making it suitable for various PC builds.
4.1. Disseny de la placa base


4.2. Característiques clau
- Suport de CPU: AM4 Socket, compatible with AMD Ryzen 3000-5000 series processors (R3, R5, R7, R9).
- Memòria: 2x DDR4 DIMM slots, supporting dual-channel memory up to 32GB, with overclocking frequencies up to 3200MHz (OC).
- Emmagatzematge: 1x M.2 slot (PCIe 3.0x4, supports NVMe/SATA SSDs) and 4x SATA 3.0 ports.
- Ranures d'expansió: 1x PCIe 3.0 x16 slot, 1x PCIe x1 slot, 2x PCI slots.
- Subministrament d'energia: 5-phase power supply design with low-temperature MOS for stable performance.
- Ports d'E/S posterior: 1x PS/2 keyboard/mouse combo, 1x HDMI, 1x VGA (D-Sub), 2x USB 3.2/3.1 Gen 2, 2x USB 2.0, 1x RJ45 (Gigabit LAN), 3x Audio Jacks.

4.3. Detailed Component Views




5. Configuració i instal·lació
Follow these steps to install your MAXSUN B450M motherboard and its components.
5.1. Instal·lació de la CPU
- Locate the AM4 socket on the motherboard.
- Lift the retention arm on the side of the socket.
- Align the golden triangle on the CPU with the triangle mark on the socket. Carefully place the CPU into the socket without forcing it.
- Lower the retention arm to secure the CPU.
- Install your CPU cooler according to its manufacturer's instructions. Ensure the 4-pin CPU fan connector is plugged into the CPU_FAN header.
5.2. Instal·lació de la memòria RAM
- Localitzeu les dues ranures DIMM DDR4.
- Obriu els clips dels dos extrems de la ranura de memòria.
- Alineeu l'osca del mòdul RAM amb la clau de la ranura DIMM.
- Press down firmly on both ends of the RAM module until the clips snap into place. For dual-channel performance, install two identical RAM modules into the designated slots (refer to motherboard diagram for specific slots, usually alternating).
5.3. Instal·lació d'un SSD NVMe M.2
- Localitzeu la ranura M.2 a la placa base.
- Traieu el cargol del separador M.2.
- Inseriu l'SSD M.2 a la ranura amb un angle de 30 graus.
- Gently push the SSD down and secure it with the standoff screw.
5.4. Instal·lació de la targeta PCIe
- Locate the PCIe x16 slot for your graphics card or other PCIe slots for expansion cards.
- Traieu la coberta de la ranura d'expansió corresponent de la carcassa del vostre PC.
- Alineeu la targeta amb la ranura i premeu fermament fins que quedi correctament col·locada.
- Fixeu la targeta amb un cargol a la carcassa de l'ordinador.
5.5. Connexions d'alimentació
- Connecteu el connector d'alimentació ATX de 24 pins de la font d'alimentació a la presa d'alimentació principal de la placa base.
- Connect the 4-pin ATX 12V power connector from your power supply to the CPU power socket on the motherboard.
5.6. Panell frontal i altres connectors
- Connect your case's front panel connectors (Power LED, HDD LED, Power Switch, Reset Switch) to the corresponding pins on the motherboard. Refer to the motherboard manual for exact pin layout.
- Connect USB 2.0 and USB 3.0 headers from your case to the motherboard.
- Connect SATA data cables from your storage drives to the SATA 3.0 ports on the motherboard.
- Install the CR2032 CMOS battery into its holder on the motherboard.
6. Instruccions de funcionament
6.1. Initial Boot-up and BIOS/UEFI Setup
- Després de muntar tots els components, connecteu el monitor, el teclat i el ratolí.
- Power on your system. During POST (Power-On Self-Test), repeatedly press the DEL clau per entrar a la utilitat de configuració de la BIOS/UEFI.
- In the BIOS, you can configure boot order, system time, and other hardware settings. Ensure your storage drive is recognized and set as the primary boot device.
- Desa els canvis i surt de la BIOS per continuar arrencant al suport d'instal·lació del sistema operatiu.
6.2. Instal·lació del controlador
After installing your operating system, install the necessary drivers for optimal performance:
- Controladors de xips: Install the latest AMD B450 chipset drivers from the AMD website or MAXSUN support page.
- Controlador LAN: Install the Realtek 8111 network card driver for internet connectivity.
- Controlador d'àudio: Install the Realtek ALC897 sound card driver for audio functionality.
- Controladors gràfics: Install drivers for your dedicated graphics card (if applicable) or integrated graphics (if using an APU).
6.3. Overclocking (Optional)
The motherboard supports DDR4 memory overclocking. This feature allows you to run your memory at speeds higher than its default specifications. Access memory settings in the BIOS/UEFI to enable XMP/DOCP profiles or manually adjust timings and frequencies. Proceed with caution, as incorrect settings can lead to system instability.
7. Manteniment
- Eliminació de pols: Netegeu regularment la pols de la placa base i els components amb aire comprimit. Assegureu-vos que el sistema estigui apagat i desendollat abans de netejar-lo.
- Actualitzacions de la BIOS: Check the MAXSUN official website for BIOS/UEFI updates. Updates can improve compatibility, stability, and performance. Follow the provided instructions carefully when updating the BIOS.
- Bateria CMOS: If your system loses time or BIOS settings are reset frequently, the CR2032 CMOS battery may need replacement.
8. Solució De Problemes
- Sense alimentació/Sense POST: Double-check all power connections (24-pin ATX, 4-pin CPU). Ensure the CPU, RAM, and graphics card are properly seated. Try booting with only essential components (CPU, one RAM stick, GPU).
- Sense pantalla: Verify monitor connection and input source. Ensure graphics card is properly seated and powered. If using integrated graphics, ensure your CPU supports it and connect to the motherboard's video output.
- No s'ha trobat el dispositiu d'arrencada: Check SATA/M.2 connections to your storage drive. Verify boot order in BIOS/UEFI. Ensure your operating system is properly installed on the drive.
- Inestabilitat/Avaries del sistema: This can be caused by incompatible drivers, overheating, or unstable overclocking settings. Update drivers, check component temperatures, and reset BIOS settings to default if overclocking.
- Missing CMOS Battery: As noted in the package contents, the CR2032 battery is removed for shipping. If you experience issues with time or BIOS settings not saving, ensure a new CR2032 battery is installed.
9. Especificacions
Below are the detailed specifications for the MAXSUN B450M Motherboard:

| Característica | Especificació |
|---|---|
| Nom de marca | YiHESZ (MAXSUN) |
| Fabricant de chipset | AMD |
| Chipset | AMD B450 |
| Tipus de sòcol | AM4 |
| Compatibilitat del processador | AMD Ryzen 4000 Series-R3, AMD Ryzen 5000 Series-R5 (Supports 3000-5000 series processors based on different BIOS versions) |
| Factor de forma | CeB (mATX, 220*175mm) |
| Nombre de ranures de memòria | 2 |
| Tipus de memòria compatible | DDR4 |
| Canal de memòria | Doble |
| Capacitat màxima de RAM | 32 GB (Supports 2400 / 2666 / 2933 (OC) / 3200 (OC) MHz) |
| Tipus d'interfície d'emmagatzematge | SATA 3, M.2 (NVMe/SATA automatic switching) |
| Nombre de ports SATA | 4 |
| Estàndards PCI-E | PCI-E 4.0 |
| Nombre de PCIe x 16 | 1 |
| Nombre de PCIe x 1 | 1 |
| Nombre de PCI | 2 |
| LAN a bord | 1x RJ45 (Realtek 8111 network card) |
| Ports d'E/S posterior | 1x RJ45, VGA (D-Sub), HDMI 1.3, 2x USB 3.2/3.1 Gen 2, PS/2, 3x Audio Jacks |
| Connectors i capçalera integrats | 24-pin Main Power Connector, 4-pin 12V power supply interface, 1x CPU_FAN, 1x SYS_FAN, 1x group (2) of USB3.2Gen1 front interface, 1x group (2) of USB2.0 front pins, COM_A contact pin |
| Àudio | 5.1 sound channel, ALC897 sound card |
| RAID compatible | Sí |
| Amb CPU | No (unless purchased as a bundle) |
| Bateria inclosa | No (CR2032 removed for shipping) |
10. Consells d'usuari
- Verify Your Bundle: Always double-check your order to ensure you've selected the correct bundle (Motherboard only, Motherboard+RAM, Motherboard+CPU, or Motherboard+CPU+RAM) to avoid any confusion upon arrival.
- Bateria CMOS: Remember that the CR2032 CMOS battery is typically removed for shipping. Purchase and install a new one if you experience issues with BIOS settings or system time.
- RAM Selection: Si es compraasing RAM separately, ensure it is DDR4 and compatible with the motherboard's supported frequencies. For optimal performance, consider purchasing RAM as part of a bundle or ensuring it is a known compatible brand.
- Compatibilitat de CPU: While the motherboard supports a wide range of Ryzen CPUs, ensure your BIOS version is up-to-date for newer generations (e.g., Ryzen 5000 series).
11. Garantia i Suport
Your MAXSUN B450M Motherboard is covered by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or visit the official MAXSUN support website. For technical assistance, troubleshooting, or warranty claims, please contact the seller or MAXSUN customer support directly.





