Uvod
This manual provides essential information for the installation, operation, maintenance, and troubleshooting of your Rosewill VMG 850W ATX 3.1 80+ Gold Full Modular Power Supply. Please read this manual thoroughly before installation and retain it for future reference. This power supply is designed for personal computer systems, offering reliable and efficient power delivery.

Image: Rosewill VMG850 Power Supply overview.
Postavljanje i instalacija
Proper installation is crucial for the optimal performance and safety of your power supply. Ensure your system is powered off and unplugged from the wall outlet before proceeding.
Sadržaj paketa
- Rosewill VMG 850W Power Supply
- Modularni set kablova
- AC strujni kabl
- Montažni vijci
- Uputstvo za upotrebu
Koraci instalacije
- Pripremite kućište vašeg računara: Open your PC case and locate the power supply mounting area.
- Montirajte napajanje: Insert the Rosewill VMG850 into the designated slot in your PC case. Secure it with the provided mounting screws.
- Spojite modularne kablove: Identify the necessary cables for your components (motherboard, CPU, GPU, SATA devices). Connect them to the corresponding ports on the power supply. The VMG850 is a full modular unit, allowing you to connect only the cables you need for improved cable management and airflow.
- Spojite glavne kablove za napajanje:
- Spojite 24-pinski ATX kabel na matičnu ploču.
- Connect the 4+4 pin CPU power cable(s) to your motherboard.
- Connect Graphics Card (GPU) Power: For modern graphics cards, utilize the dedicated PCIe 5.1 / Gen 5 12V-2x6 cable. This connector delivers up to 600W of direct power. Ensure it is securely connected to both the power supply and your graphics card.
- Spajanje perifernih kablova: Connect SATA power cables to your storage drives (SSDs, HDDs) and other peripherals as needed.
- Upravljanje kablovima: Uredno usmjerite kablove kako biste poboljšali protok zraka i estetski izgled unutar kućišta.
- Zatvorite kućište i priključite napajanje: Close your PC case, connect the AC power cord to the power supply, and plug it into a wall outlet.

Image: Modular cable connection panel on the Rosewill VMG850.

Image: Detail of the 12V-2x6 connector for next-gen GPUs.

Slika: Prekoview of included modular cables and connectors.
Uputstvo za upotrebu
The Rosewill VMG 850W power supply is designed for stable and efficient operation. Once installed, your system should power on normally.
- Uključeno: Press the power button on your computer case. The power supply will initiate and provide power to your components.
- Efikasnost: This unit is 80 PLUS Gold certified, indicating high power efficiency, which reduces heat generation and operating costs.
- Rad ventilatora: The 120mm FDB (Fluid Dynamic Bearing) fan operates silently and adjusts its speed based on the power supply's temperature, ensuring optimal cooling without excessive noise.
- ATX 3.1 Compliance: The VMG850 is fully compliant with ATX 3.0 and 3.1 standards, supporting up to 235% power excursion and 300% GPU power excursion for demanding loads.

Slika: Front view of the Rosewill VMG850 Power Supply.
Održavanje
Redovno održavanje pomaže u osiguravanju dugotrajnosti i optimalnih performansi vašeg napajanja.
- Uklanjanje prašine: Povremeno čistite prašinu s rešetke ventilatora i otvora za ventilaciju napajanja komprimiranim zrakom. Prije čišćenja provjerite je li sistem isključen iz struje.
- Inspekcija kablova: Occasionally check all modular cable connections to ensure they are secure and free from damage.
- Okruženje: Operate the power supply in a well-ventilated area, avoiding extreme temperatures or humidity.

Slika: Vrh view of the VMG850, highlighting the fan for maintenance.
Rješavanje problema
Ako naiđete na probleme s napajanjem, pogledajte sljedeće uobičajene korake za rješavanje problema:
- Nema napajanja:
- Provjerite je li kabel za napajanje naizmjeničnom strujom sigurno spojen i na izvor napajanja i na zidnu utičnicu.
- Provjerite je li prekidač za napajanje na stražnjoj strani PSU-a u položaju 'UKLJUČENO'.
- Check all modular cable connections, especially the 24-pin motherboard and CPU power cables.
- Nestabilnost/Padovi sistema:
- Pazite da zahtjevi za napajanje vašeg sistema ne prelaze kapacitet od 850 W napajanja.
- Check for proper ventilation to prevent overheating.
- Verify all power connections are firm.
- Neobični zvukovi:
- A slight fan noise is normal under load. If the noise is excessive or grinding, ensure no cables are obstructing the fan.
- Ako se problem nastavi, kontaktirajte korisničku podršku.
Sigurnosne karakteristike
The Rosewill VMG850 includes a comprehensive six-protection suite to ensure system safety:
- OCP (Zaštita od prekomjerne struje): Prevents damage from sudden current surges.
- OPP (Zaštita od preopterećenja): Automatically adjusts power output during overloads.
- OTP (zaštita od prekomjerne temperature): Guards against critical overheating.
- OVP (Preko Voltage zaštita): Stabilizes voltage spikes instantly.
- SCP (Zaštita od kratkog spoja): Neutralizes short-circuit risks.
- UCP (Under Current Protection): Maintains performance during low voltage.

Image: Visual representation of the advanced protection suite.
Specifikacije
| Feature | Detalj |
|---|---|
| Brand | Rosewill |
| Naziv modela | VMG850 |
| Output Wattage | 850 Watts |
| Form Factor | ATX |
| Certifikacija efikasnosti | 80 PLUS Zlato |
| Modularnost | Full Modular |
| ATX standard | ATX 3.0 & 3.1 Compatible |
| PCIe konektor | PCIe 5.1 / Gen 5 12V-2x6 Connector |
| Tip ventilatora | 120mm FDB Silent Fan |
| Kondenzatori | 100% japanski elektrolitički kondenzatori |
| Metoda hlađenja | Vazduh |
| Dimenzije proizvoda (D x Š x V) | 5.51 x 5.9 x 3.38 inča (140 x 150 x 86 mm) |
| Težina artikla | 5.5 funte |
| Sigurnosna zaštita | OCP, OPP, OTP, OVP, SCP, UCP |

Image: Electrical specifications label on the VMG850.
Garancija i podrška
The Rosewill VMG 850W Power Supply comes with a 5 godine garancije od datuma kupovine. Ova garancija pokriva nedostatke u materijalu i izradi pri normalnoj upotrebi.
Garancijski zahtjevi
For warranty service or technical support, please contact Rosewill customer service. You may need to provide proof of purchase and the product's serial number.
Kontakt informacije
Please refer to the official Rosewill website or your product packaging for the most up-to-date contact information for customer support.





