1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your Rosewill CMG5 1000W Modular Power Supply. Please read this manual thoroughly before installation and retain it for future reference.
The Rosewill CMG5 1000W is a fully modular 80 PLUS Gold certified power supply designed for personal computers. It is compatible with ATX 3.0 & 3.1 standards and features a native 600W PCIe 5.0 / Gen 5 12+4 Pin 12V-2x6 cable, supporting modern high-performance graphics cards.

Imatge: Frontal view of the Rosewill CMG5 1000W Modular Power Supply, showing the fan grille and branding.
2. Informació de seguretat
WARNING: Improper installation or use can lead to serious injury or equipment damage. Always follow these safety guidelines:
- Ensure the power supply is disconnected from the AC power outlet before installation or handling.
- No obriu la font d'alimentació. Alt voltatgetages are present inside, and there are no user-serviceable parts.
- Install the power supply in a well-ventilated area. Do not block any ventilation openings.
- Use only the modular cables provided with this power supply. Using incompatible cables can damage the PSU and connected components.
- Ensure all cable connections are secure and fully seated to prevent electrical shorts or overheating.
- Eviteu exposar la font d'alimentació a la humitat o a temperatures extremes.
- If the power supply emits smoke, unusual odors, or loud noises, immediately disconnect it from the AC power and contact support.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al vostre paquet:
- Rosewill CMG5 1000W Modular Power Supply Unit
- Cable d'alimentació CA
- Modular Cable Set (see below for details)
- Cargols de muntatge
- Manual d'usuari (aquest document)

Image: Rear panel of the Rosewill CMG5 1000W Power Supply showing the modular cable connection ports labeled for MB, CPU, PERIF/SATA, PCI-E 5.0, and PCI-E.
Conjunt de cables modulars:

Image: Diagram illustrating the types and lengths of modular cables included with the Rosewill CMG5 1000W Power Supply, including 24-pin Motherboard, 12+4-pin PCIe 5.0, 4+4-pin CPU, 6+2-pin PCIe, SATA, and 4-pin Molex connectors.
- 1x 24-pin Motherboard Cable (600mm)
- 1x 12+4-pin PCIe 5.0 Cable (600mm)
- 2x 4+4-pin CPU Cables (700mm each)
- 4x 6+2-pin PCIe Cables (500mm each, with two connectors per cable)
- 2x SATA Cables (500mm, with four SATA connectors per cable)
- 1x 4-pin Molex Cable (500mm, with four Molex connectors)
4. Configuració i instal·lació
Follow these steps to install your Rosewill CMG5 1000W Power Supply:
- Prepareu el vostre sistema:
- Turn off your computer and disconnect the AC power cord from the wall outlet.
- Obriu la caixa de l'ordinador.
- If replacing an existing power supply, disconnect all cables from the old PSU and remove it from the case.
- Install the Power Supply:
- Carefully place the new Rosewill CMG5 1000W PSU into the power supply bay of your computer case.
- Secure the PSU to the case using the provided mounting screws. Ensure the fan is facing the correct direction for optimal airflow (typically facing down if there's a bottom vent, or up if not).
- Connecteu els cables modulars:
- Identify the necessary cables for your components (Motherboard, CPU, PCIe, SATA, Molex). Refer to the "Package Contents" section for cable types.
- Connect the required modular cables to the corresponding ports on the power supply unit. Ensure they click firmly into place.
- Connect the other end of each cable to your motherboard, CPU, graphics card(s), storage drives, and other peripherals. Pay close attention to the orientation of each connector.
- For PCIe 5.0 graphics cards, use the dedicated 12+4-pin PCIe 5.0 cable. Ensure it is fully inserted into both the PSU and the graphics card.
- Comprovacions finals:
- Double-check all cable connections to ensure they are secure. Loose connections can cause system instability or damage.
- Organize cables to improve airflow within the case.
- Tanqueu la funda de l'ordinador.
- Encès:
- Connecteu el cable d'alimentació de CA a la font d'alimentació i després a una presa de corrent.
- Flip the main power switch on the back of the PSU to the "ON" position.
- Enceneu l'ordinador.

Imatge: Part posterior view of the Rosewill CMG5 1000W Power Supply, showing the AC power input, main power switch, and an "ECO" mode switch.
5. Instruccions de funcionament
The Rosewill CMG5 1000W Power Supply is designed for reliable and efficient operation.
Eco Silent Mode:
- The power supply features an "ECO" mode switch located on the rear panel.
- When the ECO mode is ON, the 120mm Fluid Dynamic Bearing (FDB) fan will operate in a semi-fanless mode. The fan will remain off under low to moderate loads, providing silent operation. It will automatically spin up when the load increases to maintain optimal temperatures.
- When the ECO mode is OFF, the fan will operate continuously, adjusting its speed based on the internal temperature and load.
- Choose the mode that best suits your preference for noise levels and cooling performance.
Power Excursion Capabilities:
This power supply is designed to handle power excursions up to 235% and GPU power excursions up to 300%, ensuring stable power delivery during peak demands from high-performance components.
6. Manteniment
Un manteniment adequat garanteix la longevitat i el rendiment òptim de la vostra font d'alimentació.
- Neteja: Periodically clean the exterior of the power supply and its fan grille to prevent dust buildup. Use compressed air to gently clear dust from the fan blades and internal components. Ensure the PSU is powered off and unplugged before cleaning.
- Gestió de cables: Ensure cables are not obstructing airflow within your computer case. Re-route or tie cables as needed to maintain good ventilation.
- Condicions ambientals: Feu funcionar la font d'alimentació en un entorn net i sec amb una ventilació adequada. Eviteu temperatures i humitat extremes.
7. Solució De Problemes
Si teniu problemes amb la font d'alimentació, consulteu els problemes i solucions més comuns següents:
| Problema | Causa possible | Solució |
|---|---|---|
| L'ordinador no s'encén. |
|
|
| System crashes or restarts randomly. |
|
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| Sorolls estranys de la font d'alimentació. |
|
|
| Cables appear melted or discolored. |
|
|
8. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | CMG1000G5 |
| Marca | Rosewill |
| Potència de sortidatage | 1000 watts |
| Factor de forma | ATX |
| Mètode de refrigeració | Aire (ventilador FDB de 120 mm) |
| Dimensions de l'article (L x A x A) | 11.4 x 9 x 4.6 polzades (289.56 x 228.6 x 116.84 mm) |
| Pes de l'article | 6.3 lliures (2.86 kg) |
| Disseny de fonts d'alimentació | Completament Modular |
| Certificació d'eficiència | 80 PLUS Or |
| Entrada Voltage | 100-240 volts de corrent altern |
| Freqüència d'entrada | 50-60 Hz |
| Connectors | ATX, PCIe (including 12V-2x6 for PCIe 5.0) |
| Estàndard ATX | Compatible amb ATX 3.0 i 3.1 |
| Condensadors | Condensadors electrolítics 100% japonesos |
| Proteccions | OCP, OPP, OTP, OVP, SCP, UCP (Over Current, Over Power, Over Temperature, Over Voltage, Short Circuit, Under Current Protection) |

Imatge: Lateral view of the Rosewill CMG5 1000W Power Supply, displaying the electrical specifications label including AC input, DC output voltages, and total output power.
9. Garantia i Suport
Informació de la garantia:
The Rosewill CMG5 1000W Power Supply comes with a Garantia del fabricant de 5 anysAquesta garantia cobreix els defectes de materials i de fabricació en condicions d'ús normal. Si us plau, conserveu el comprovant de compra per a reclamacions de garantia.
For detailed warranty terms and conditions, please refer to the official Rosewill weblloc o poseu-vos en contacte amb el seu servei d'atenció al client.
Atenció al client:
If you have any questions, require technical assistance, or need to initiate a warranty claim, please contact Rosewill customer support:
- Weblloc: Visit the official Rosewill weblloc web amb recursos de suport, preguntes freqüents i informació de contacte.
- Correu electrònic/Telèfon: Refer to the Rosewill weblloc web per obtenir les dades de contacte més actualitzades.
When contacting support, please have your product model (CMG1000G5) and proof of purchase readily available.