Cooler Master MasterBox Elite 500 E500-KNNN-S00

Cooler Master MasterBox Elite 500 PC Case User Manual

Model: E500-KNNN-S00

Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your Cooler Master MasterBox Elite 500 PC Case. Please read this manual thoroughly before beginning installation to ensure proper setup and optimal performance.

The MasterBox Elite 500 is a versatile mid-tower PC case designed for both air and liquid cooling configurations, offering ample space for components and efficient airflow.

Setup and Installation

The MasterBox Elite 500 is designed for ease of installation, featuring a 100% tool-less mounting system for storage units.

Package Contents

Verify that all components are present in the packaging:

  • 1x Cooler Master MasterBox Elite 500 PC Case
  • 1x Pre-installed 120mm rear fan
  • Accessory kit (screws, cable ties, etc.)

Component Installation

  1. Prepare the Case: Remove the side panel(s) to access the interior. The steel side panel offers a minimalist look.
    Front-side view of Cooler Master MasterBox Elite 500 PC case with interior visible
    Front-side view of the MasterBox Elite 500, showing the interior layout and pre-installed rear fan.
  2. Motherboard Installation: Install your Mini ITX, Micro ATX, or ATX motherboard onto the standoffs.
    Interior view of Cooler Master MasterBox Elite 500 PC case
    Interior view of the MasterBox Elite 500, highlighting the motherboard tray and cable routing options.
  3. Power Supply Unit (PSU) Installation: The case supports ATX power supplies mounted at the base. The ventilated PSU cover allows for flexible installation with the fan pointing up or down.
  4. Storage Drive Installation: The MasterBox Elite 500 features versatile, removable hard drive bays.
    • For 3.5" HDDs: Up to 2 drives can be installed.
    • For 2.5" SSDs/HDDs: Up to 3 drives can be installed, including behind the motherboard tray.
    • The drive bays can be shifted forward for larger PSUs, backward for larger radiators, or removed entirely if not needed.

    Utilize the 100% tool-less mounting system for easy and secure installation of storage units.

  5. Graphics Card (GFX) Installation: The case accommodates graphics cards up to 350mm in length (without front fans & radiator). Install your graphics card into the 7 expansion slots.
  6. CPU Cooler Installation: Ensure your CPU cooler fits within the maximum height clearance of 161mm (with TG side panel) or 163mm (with steel side panel).
  7. Cooling System Installation (Optional):
    • Fans: The case supports up to six fans.
      • Front: 2x 140mm or 3x 120mm.
      • Top: 2x 120mm or 2x 140mm.
      • Rear: 1x 120mm (one pre-installed).
    • Radiators:
      • Front: 120mm, 140mm, 240mm, 280mm, 360mm.
      • Top: 120mm / 240mm (32mm max motherboard component height).
      • Rear: 120mm.
  8. Cable Management: The case provides 18.5mm of space for cable routing behind the motherboard tray to ensure a clean build and improved airflow.
  9. I/O Panel Connections: Connect the front I/O panel cables (USB 3.2 Gen 1 Type-A, 3.5mm Headset Connector) to your motherboard. The 3.5mm headset connector supports both audio and microphone simultaneously.
    Front view of Cooler Master MasterBox Elite 500 PC case
    Front view of the MasterBox Elite 500, showing the top I/O panel.

Operation

Once all components are installed and connected, close the side panel(s) and connect your peripherals and power cable to the PC. The MasterBox Elite 500 is designed to provide optimal performance and cooling for your system.

Airflow and Cooling

The case features a wide, unrestricted air intake on the front panel, ensuring excellent airflow for both air and liquid cooling setups. The pre-installed 120mm rear fan helps exhaust hot air from the system. Proper fan configuration is crucial for maintaining low temperatures.

Front I/O Panel

The top-mounted I/O panel provides convenient access to:

  • 2x USB 3.2 Gen 1 Type-A ports for high-speed data transfer.
  • 1x 3.5mm Headset Connector, which combines audio output and microphone input into a single jack.

Maintenance

Regular maintenance helps ensure the longevity and optimal performance of your PC case and its components.

  • Dust Filters: The MasterBox Elite 500 includes dust filters on the front, top, and base. Regularly clean these filters to prevent dust buildup inside the case, which can impede airflow and component cooling.
    • To clean, gently remove the filters and use compressed air or a soft brush to clear accumulated dust.
  • Interior Cleaning: Periodically open the side panel and use compressed air to remove dust from internal components and fan blades. Ensure the system is powered off and unplugged before cleaning.

Troubleshooting

If you encounter issues with your PC build within the MasterBox Elite 500, consider the following common troubleshooting steps:

  • No Power:
    • Ensure the power supply is properly seated and connected to all components (motherboard, CPU, GPU, drives).
    • Check that the power button cable from the case is correctly connected to the motherboard's front panel header.
    • Verify the power supply switch is in the "ON" position.
  • Overheating:
    • Confirm all case fans and CPU/GPU coolers are spinning correctly.
    • Check for dust buildup on fans and dust filters, and clean if necessary.
    • Ensure proper airflow direction (intake fans at front/bottom, exhaust fans at rear/top).
  • Front I/O Ports Not Working:
    • Verify that the USB and audio cables from the case's front panel are securely connected to the corresponding headers on your motherboard.
  • Noise Issues:
    • Identify the source of the noise (fan, HDD, etc.).
    • Ensure all screws are tightened and components are securely mounted to prevent vibrations.
    • Check fan blades for obstructions or damage.

Specifications

FeatureDetail
SeriesElite Series
SizeMid Tower
ColorsBlack
Dimensions (L x W x H)409 x 204 x 455mm (incl. protrusions)
402 x 204 x 455mm (excl. protrusions)
Volume37.29L (excl. protrusions)
Motherboard SupportMini ITX, Micro ATX, ATX
Expansion Slots7
5.25" Drive Bays0
2.5" / 3.5" Drive Bays (Combo)2
2.5" Drive Bays3
I/O Panel2x USB 3.2 Gen 1 Type-A, 1x 3.5mm Headset Connector (Audio + Mic)
Pre-installed Fan (Rear)1x 120mm
Fan Support - Top2x 120mm, 2x 140mm
Fan Support - Front2x 140mm, 3x 120mm
Fan Support - Rear1x 120mm
Radiator Support - Top120 / 240mm (32mm max motherboard component height)
Radiator Support - Front120mm, 140mm, 240mm, 280mm, 360mm
Radiator Support - Rear120mm
CPU Cooler Clearance161mm (with TG side panel), 163mm (with Steel side panel)
PSU Clearance160mm
GFX Clearance350mm (w/o front fans & radiator)
Cable Routing Space18.5mm
Dust FiltersFront, Top, Base
Power Supply SupportBase Mounting, ATX

User Tips

  • Cable Management: Take advantage of the 18.5mm cable routing space behind the motherboard tray to keep your build tidy. Good cable management not only improves aesthetics but also enhances airflow within the case.
  • Fan Configuration: Experiment with different fan configurations (e.g., front intake, rear/top exhaust) to find the optimal balance between cooling performance and noise levels for your specific components.
  • Dust Filter Cleaning: Make cleaning the dust filters a routine part of your PC maintenance to ensure consistent airflow and protect your components from dust buildup.

Warranty and Support

The Cooler Master MasterBox Elite 500 PC Case comes with a 2-year manufacturer's guarantee.

For technical support, warranty claims, or further assistance, please contact Cooler Master customer service directly through their official website or support channels. Keep your proof of purchase for warranty validation.

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