Montech 17-959-008

MONTECH Century II 850W Power Supply User Manual

Brand: Montech | Model: 17-959-008

1. Introduction and Overview

This manual provides essential information for the installation, operation, and maintenance of your MONTECH Century II 850W High-End ATX Gaming Power Supply. Please read this manual thoroughly before installation and keep it for future reference.

Key Features

  • Compatible with Latest Platforms: ATX 3.1 & PCIe 5.1 ready, featuring a 12V-2x6 cable.
  • Efficiency Certificates: 80 Plus Gold and Cybenetics Platinum certified.
  • Reliable Components: Equipped with 100% Japanese capacitors.
  • Optimized Ventilation: Includes 135mm FDB silent fan with zero RPM mode.
  • Protection and Reliability: Equipped with OCP, OVP, UVP, SCP, OTP, and OPP with 10-year warranty.
MONTECH Century II 850W Power Supply and packaging
Figure 1.1: The MONTECH Century II 850W Power Supply and its retail packaging.

2. Setup

Unboxing and Initial Inspection

Carefully remove the power supply and all accessories from the packaging. Inspect the unit for any signs of damage during transit. Ensure all listed components are present.

MONTECH Century II 850W Power Supply with branding
Figure 2.1: The MONTECH Century II 850W Power Supply, showcasing its design and branding.

Component Identification

Familiarize yourself with the various ports and features of the power supply unit.

MONTECH Century II 850W Power Supply modular connections
Figure 2.2: Overview of the fully modular connection ports on the power supply, including 12V-2x6, CPU/PCIe, Peripherals, and MB connections.

Cable Connections

The MONTECH Century II 850W is a fully modular power supply, allowing you to connect only the cables necessary for your system, which helps in cable management and airflow. Ensure all connections are secure.

Table of cable types, number of cables, connectors per cable, and total length for MONTECH Century II PSU
Figure 2.3: Detailed table of included cable types, their quantities, connector configurations, and lengths for comprehensive system building.

Connect the appropriate cables to your motherboard, CPU, graphics card (using the 12V-2x6 cable for compatible GPUs), and other peripherals (SATA, Molex).

3. Operating Instructions

Powering On

Once all components are securely connected and the power supply is mounted in your PC case, connect the AC power cord to the power supply and a wall outlet. Flip the main power switch on the back of the PSU to the 'ON' position. Your system is now ready to be powered on via the PC case power button.

Smart Zero Fan Mode

The MONTECH Century II features a Smart Zero Fan mode, which allows the fan to remain off under low load conditions for silent operation. The fan will automatically activate when the load increases to maintain optimal temperatures.

MONTECH Century II 850W Power Supply with Smart Zero Fan switch
Figure 3.1: The Smart Zero Fan switch located on the rear of the power supply, allowing users to enable or disable the zero RPM fan mode.

4. Maintenance

Cleaning

To ensure optimal performance and longevity, regularly clean your power supply. Use compressed air to remove dust from the fan grille and internal components. Ensure the power supply is disconnected from the wall outlet and your PC before cleaning.

Component Longevity

The MONTECH Century II utilizes 100% Japanese capacitors, known for their high quality and durability, contributing to the stable and long-term reliable operation of the power supply.

Close-up of Japanese capacitors inside the power supply
Figure 4.1: A close-up view of the 100% Japanese capacitors, highlighting their role in ensuring stable and reliable power delivery.

5. Troubleshooting

If you encounter issues with your power supply, refer to the following common problems and solutions:

  • No Power: Ensure the AC power cord is securely connected to both the PSU and the wall outlet. Check that the main power switch on the PSU is in the 'ON' position. Verify all modular cables are correctly seated.
  • System Instability/Crashes: This could indicate insufficient power or a faulty component. Ensure your system's power requirements do not exceed the PSU's capacity. Check all cable connections for looseness.
  • Fan Not Spinning: If the Smart Zero Fan mode is enabled, the fan will not spin under low loads. This is normal operation. If the fan does not spin under high load, ensure the Smart Zero Fan switch is in the correct position or contact support.
  • Unusual Noises: Disconnect power immediately and inspect the unit. If the noise persists, contact customer support.

6. Technical Specifications

AttributeValue
BrandMontech
SeriesCENTURY II 850W
Item Model Number17-959-008
Item Weight4.63 pounds
Product Dimensions (LxWxH)5.52 x 5.91 x 3.39 inches
ColorSilver
Form FactorATX
Output Wattage850 Watts
Cooling MethodAir
Country of OriginChina

7. Warranty and Support

Warranty Information

The MONTECH Century II Power Supply comes with a 10-year warranty, covering defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.

Customer Support

For technical assistance, troubleshooting, or warranty inquiries, please visit the official Montech website or contact their customer support team. Refer to the product packaging or Montech's official website for the most current contact information.

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