1. Introduktion og overview
This manual provides detailed instructions for the installation, operation, and maintenance of your ASRock A520M Pro4 Micro ATX motherboard. Designed for AMD AM4 Socket Ryzen™ 3000, 4000 G-Series, 5000, and 5000 G-Series Desktop Processors, this motherboard offers a robust foundation for your computing needs. It features an 8 Power Phase Design with Digi Power for stable power delivery, supports DDR4 memory up to 4733+ (OC), and includes multiple expansion options.
Nøglefunktioner omfatter:
- Supports AMD AM4 Socket Ryzen 3000, 4000 G-Series and 5000 and 5000 G-Series Desktop Processors
- 8 Power Phase Design, Digi Power
- Supports DDR4 4733+ (OC)
- 2 x PCIe 3.0 x16, 1 x M.2 Key E for WiFi
- Graphics Output Options: HDMI, DisplayPort, D-Sub
- 7.1-kanals HD-lyd (Realtek ALC1200 lydcodec), Nahimic-lyd
- 4 x SATA3, 1 x Ultra M.2 (PCIe Gen3 x4), 1 x M.2 (PCIe Gen3 x2 & SATA3)
- 10 x USB 3.2 Gen1 (5 x Rear, 1 x Rear Type-C, 4 x Front)
2. Opsætning og installation
Before beginning installation, ensure your workspace is clean and static-free. Refer to the following steps for proper component installation.
2.1 Bundkortlayout
Gør dig bekendt med bundkortets layout og nøglekomponenter.

Figur 2.1: Top-down view of the ASRock A520M Pro4 motherboard, showing the CPU socket, RAM slots, PCIe slots, and various headers.

Figur 2.2: Detaljeret view of the ASRock A520M Pro4 motherboard with key features labeled, including RGB LED headers, USB 3.2 Gen1 headers, SATA3 ports, M.2 slots, and triple graphics outputs.

Figur 2.3: Close-up of the ASRock A520M Pro4 highlighting the 8 Power Phase Design, support for AMD AM4 Socket Ryzen™ 3000, 4000 G-Series, 5000, and 5000 G-Series Desktop Processors, and 15µ Gold Contact in DIMM Slots.
2.2 CPU installation
Carefully open the CPU socket lever. Align the triangular mark on your AMD Ryzen processor with the corresponding mark on the AM4 socket. Gently place the CPU into the socket without forcing it. Once seated, close the lever to secure the CPU.

Figur 2.4: Close-up of the AM4 CPU socket on the ASRock A520M Pro4 motherboard, ready for processor installation.
2.3 RAM-installation
Open the clips on both ends of the DDR4 DIMM slots. Align the notch on the RAM module with the key in the DIMM slot. Press down firmly on both ends of the RAM module until the clips snap into place.
2.4 M.2 SSD installation
Locate the M.2 slots on the motherboard. Insert the M.2 SSD into the slot at an angle, then gently push it down and secure it with the provided screw. The A520M Pro4 includes one Ultra M.2 (PCIe Gen3 x4) and one M.2 (PCIe Gen3 x2 & SATA3) slot.
2.5 CPU-kompatibilitet
Ensure your chosen CPU is compatible with the ASRock A520M Pro4 motherboard. Refer to the CPU support list below for validated processors and their required BIOS versions.

Figur 2.5: A detailed table showing the CPU support list for the ASRock A520M Pro4, including CPU family, model, TDP, core count, frequency, cache, and validated BIOS versions.
3. Betjeningsvejledning
After assembling your system, connect all necessary peripherals and power cables.
3.1 Første opstart og BIOS-opsætning
- Tænd dit system.
- Tryk på Del or F2 gentagne gange under opstart for at åbne BIOS/UEFI-opsætningsprogrammet.
- Configure boot order, system time, and other essential settings as required.
- Save changes and exit the BIOS. The system will then attempt to boot from your chosen device.
3.2 Driverinstallation
After installing your operating system, install the necessary drivers for the motherboard components. These can typically be found on the ASRock support website for your specific model or on the included driver CD (if applicable). Install chipset drivers, audio drivers, LAN drivers, and any other relevant utility drivers.
4. Vedligeholdelse
Regelmæssig vedligeholdelse er med til at sikre dit bundkorts levetid og optimale ydeevne.
4.1 Rengøring
- Periodically clean dust from the motherboard and other internal components using compressed air.
- Sørg for, at systemet er slukket og frakoblet stikket, inden rengøring.
- Undgå at bruge flydende rengøringsmidler direkte på komponenterne.
4.2 BIOS-opdateringer
ASRock periodically releases BIOS updates to improve compatibility, stability, and performance. Check the ASRock website for the latest BIOS versions for your A520M Pro4 motherboard. Follow the instructions provided by ASRock carefully when performing a BIOS update to avoid system damage.
5. Fejlfinding
Hvis du støder på problemer, skal du se følgende almindelige fejlfindingstrin.
- Ingen strøm/Ingen opstart:
- Kontroller alle strømforbindelser (24-bens ATX, 8-bens CPU).
- Sørg for, at strømforsyningen er tændt.
- Verify front panel connections (power button).
- Ingen visning:
- Ensure the monitor is connected to the correct graphics output (motherboard or discrete GPU).
- Sæt grafikkortet og RAM-modulerne i igen.
- If using an APU, ensure your monitor is connected to the motherboard's video output.
- Systemustabilitet/nedbrud:
- Check RAM seating and test modules individually.
- Sørg for, at CPU-køleren er korrekt installeret og har god kontakt.
- Kontroller, at alle drivere er opdaterede.
- Check for BIOS updates.
- Komponent ikke fundet:
- Reseat the component (e.g., M.2 SSD, SATA drive, PCIe card).
- Kontroller kabelforbindelser.
- Verify BIOS settings for the component (e.g., SATA mode).
6. Specifikationer
Below are the detailed technical specifications for the ASRock A520M Pro4 motherboard.
| Feature | Specifikation |
|---|---|
| Mærke | ASRock |
| Modelnavn | A520M PRO4 |
| CPU socket | Socket AM4 (Supports Ryzen 3000, 4000 G-Series, 5000, 5000 G-Series) |
| Chipsættype | AMD A520 |
| RAM-hukommelsesteknologi | DDR4 |
| Hukommelses urhastighed | Op til 4733+ MHz (OC) |
| Hukommelsespladser til rådighed | 4 |
| Ram Memory Maximum Size | 128 GB |
| Grafikkort interface | PCI-Express x16 (2 slots) |
| Total PCIe Ports | 2 |
| M.2 Slots | 1 x Ultra M.2 (PCIe Gen3 x4), 1 x M.2 (PCIe Gen3 x2 & SATA3) |
| Total SATA Ports | 4 |
| Grafikoutputindstillinger | HDMI, DisplayPort, D-Sub |
| Total Number of HDMI Ports | 1 |
| Samlet USB-porte | 10 (5 x Rear, 1 x Rear Type-C, 4 x Front USB 3.2 Gen1) |
| Antal Ethernet-porte | 1 |
| Audio Codec | Realtek ALC1200 Audio Codec (7.1 CH HD Audio, Nahimic Audio) |
| Formfaktor | Mikro ATX |
| Varens vægt | 2.2 pund |
7. Garantioplysninger
The ASRock A520M Pro4 motherboard comes with a 3 års garanti. For specific terms and conditions, please refer to the warranty card included with your product or visit the official ASRock webwebsted.
8. Teknisk support
For further technical assistance, driver downloads, BIOS updates, or troubleshooting not covered in this manual, please visit the official ASRock support webwebsted: www.asrock.com/support. You may also contact ASRock customer service directly for specialized support.