Introduction
This manual provides essential instructions for setting up, operating, and maintaining your Dell OptiPlex 5050 Desktop PC Bundle. This renewed system includes a Dell OptiPlex 5050 desktop computer, a 24-inch Koorui monitor, a wireless keyboard, and a wireless mouse. Please read this manual thoroughly before using your new system.
1. Setup Guide
1.1 Unboxing and Component Identification
Carefully remove all components from the packaging. Verify that you have received the following items:
- Dell OptiPlex 5050 Desktop PC
- 24-inch Koorui Monitor
- Wireless Keyboard
- Wireless Mouse
- Power Cables (for PC and Monitor)
- HDMI Cable
1.2 Connecting the Components
- Place the Desktop PC: Position the Dell OptiPlex 5050 desktop on a stable, flat surface with adequate ventilation.
- Connect the Monitor: Connect one end of the HDMI cable to the HDMI port on the back of the desktop PC and the other end to the HDMI input on the Koorui monitor.
- Connect Power: Plug the PC's power cable into the power input on the desktop and then into a wall outlet. Do the same for the monitor's power cable.
- Connect Keyboard and Mouse: Insert the USB receiver for the wireless keyboard and mouse into an available USB port on the desktop PC. Ensure batteries are installed in the keyboard and mouse.
- Optional: Network Connection: For a wired internet connection, connect an Ethernet cable from your router or modem to the RJ-45 Ethernet port on the back of the PC. For wireless, the system has built-in Wi-Fi 6.

Image: Front and rear view of the Dell OptiPlex 5050 desktop PC, highlighting various ports including HDMI, DisplayPort, USB 2.0, USB 3.0, USB Type-C, and the AX200 WiFi 6 card installation.

Image: The Koorui 24-inch monitor displaying its key features such as 99% sRGB color gamut, IPS panel technology, narrow bezels, Full HD 1920x1080 resolution, and Eye Care technology.
1.3 Initial Power On
Press the power button on the front of the Dell OptiPlex 5050 desktop. Then, press the power button on the Koorui monitor. The system will boot into Windows 11 Pro.
2. Operating Instructions
2.1 Windows 11 Pro Basics
Your system comes pre-installed with Windows 11 Pro. Follow the on-screen prompts for initial setup, including creating a user account and connecting to a network.
2.2 Wireless Connectivity (Wi-Fi 6 and Bluetooth 5.2)
The Dell OptiPlex 5050 features an Intel AX200 Wi-Fi 6 card and Bluetooth 5.2 for high-speed wireless connections.
- Connecting to Wi-Fi: Click the Wi-Fi icon in the taskbar, select your network, enter the password, and click Connect.
- Connecting Bluetooth Devices: Go to Settings > Bluetooth & devices, turn on Bluetooth, and select 'Add device' to pair your Bluetooth peripherals.

Image: A visual representation comparing the data transfer rates of Wi-Fi 6 (2400Mbps) and Wi-Fi 5 (867Mbps), illustrating the enhanced speed provided by the built-in AX200 Wi-Fi 6 card.
2.3 Dual Monitor Setup
The Dell OptiPlex 5050 supports dual monitors using its HDMI and DisplayPort outputs. To set up a second monitor:
- Connect your second monitor to an available DisplayPort on the PC.
- Ensure both monitors are powered on.
- In Windows, right-click on the desktop and select 'Display settings'.
- Windows should detect both monitors. You can then arrange them, choose display modes (Extend, Duplicate, etc.), and set resolutions.

Image: A workstation setup demonstrating dual monitor support, with a Dell OptiPlex desktop connected to two external displays using one HDMI port and two DisplayPorts.
3. Maintenance
3.1 Cleaning
Regular cleaning helps maintain optimal performance and extends the lifespan of your system.
- Exterior: Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution. Avoid harsh chemicals.
- Monitor Screen: Use a specialized screen cleaner and a microfiber cloth. Do not spray liquid directly onto the screen.
- Ventilation: Periodically clean dust from the ventilation grilles of the desktop PC using compressed air to prevent overheating.
3.2 Software Updates
Keep your Windows 11 Pro operating system and drivers updated to ensure security and optimal performance.
- Windows Updates: Go to Settings > Windows Update and check for updates regularly.
- Driver Updates: Dell provides driver updates on their support website. You can also use Windows Device Manager to check for driver updates.
3.3 Storage Management (512GB M.2 NVMe SSD)
Your system features a fast 512GB M.2 NVMe SSD. To maintain performance:
- Regularly delete unnecessary files and uninstall unused programs.
- Use Windows Disk Cleanup tool to remove temporary files.
- Avoid filling the SSD to its maximum capacity, as this can impact performance.

Image: A PCI-E NVMe M.2 SSD module, illustrating its compact form factor and highlighting that it is up to 2 times faster than a traditional SATA SSD, contributing to accelerated switch speeds and data security.
4. Troubleshooting
This section addresses common issues you might encounter.
4.1 No Power
- Ensure both the PC and monitor power cables are securely plugged into the devices and a working wall outlet.
- Check the power button on both the PC and monitor.
- Test the wall outlet with another device.
4.2 No Display on Monitor
- Verify the HDMI cable is firmly connected to both the PC and the monitor.
- Ensure the monitor is powered on and set to the correct input source (e.g., HDMI 1).
- Restart the PC.
4.3 No Internet Connection
- Wired: Check the Ethernet cable connection to the PC and router/modem. Verify router/modem is working.
- Wireless: Ensure Wi-Fi is enabled in Windows settings. Re-enter your Wi-Fi password. Restart your router/modem.
4.4 Keyboard or Mouse Not Responding
- Check the batteries in the keyboard and mouse.
- Ensure the USB receiver is securely plugged into a USB port on the PC. Try a different USB port.
- Restart the PC.
5. Specifications
| Component | Specification |
|---|---|
| Processor | Intel Quad Core i7-6700 (6th Generation), 3.4 GHz (Max Turbo 4.0 GHz), 8 MB Cache, 4 Cores, 8 Threads |
| RAM | 32GB DDR4 (Max Supported Memory: 64GB) |
| Storage | 512GB M.2 NVMe SSD |
| Graphics Coprocessor | Intel HD Graphics 530 |
| Operating System | Windows 11 Pro 64-bit |
| Wireless Connectivity | Intel AX200 Built-in Wi-Fi 6 (802.11ax), Bluetooth 5.2 |
| Video Ports | 1 x HDMI, 2 x DisplayPort |
| USB Ports | 6 x USB 3.0, 4 x USB 2.0, 1 x USB Type-C |
| Ethernet | RJ-45 |
| Optical Drive | DVDRW |
| Monitor | Koorui 24-inch FHD (1920 x 1080) |
| Item Dimensions (PC) | 11.4 x 3.6 x 12.3 inches |
| Item Weight (PC) | 12 pounds |
6. Warranty and Support
This Dell OptiPlex 5050 Desktop PC Bundle is a renewed product. Renewed products typically come with a limited warranty provided by the refurbisher or seller. Please refer to the documentation provided with your purchase for specific warranty terms and conditions.
For technical support or warranty claims, please contact the seller directly. Their contact information should be available on your purchase receipt or order details.
Additional resources for Dell products can be found on the official Dell support website, though support for renewed products may vary.





