1. Safety Information
- Always assemble the desk according to the provided instructions.
- Do not exceed the weight limit of 200 lbs (90.7 kg).
- Ensure the desk is stable and properly anchored to the floor before use.
- Keep the workspace clear of obstacles to prevent accidents.
2. Product Overview
The DUMOS L Shaped Desk Model ADU-521LWT is designed to maximize space and provide a versatile workstation for various activities, including gaming, studying, and home office tasks. Its robust construction ensures stability and durability.

Figure 2.1: DUMOS L Shaped Desk (White)
Key Features:
- Space-Saving L-Shaped Design: Optimizes corner spaces for efficient room layout.
- Sturdy Metal Frame: Supports up to 200 lbs (90.7 kg) for a stable workspace.
- Durable MDF Tabletop: Features a smooth, friction-resistant, and easy-to-clean surface.
- Spacious Work Area: Large 50" W x 41.33" D surface accommodates multiple tasks and equipment.
- Integrated Storage: Includes a side storage bag and a bottom CPU stand for organization.
- Quick Assembly: Designed for straightforward setup, typically within 20 minutes.
- Reversible Configuration: Allows for flexible setup to suit your space requirements.
3. Setup and Assembly
Follow these instructions carefully for proper assembly. All necessary tools are included.
3.1. Unpacking and Parts Identification
Carefully unpack all components and verify against the parts list in your packaging. Ensure no parts are missing or damaged before proceeding.

Figure 3.1: Product Dimensions and Components
3.2. Assembly Steps
For a visual guide, please refer to the official assembly video below. The video demonstrates the complete process from start to finish.
Video 3.1: Official DUMOS L Shaped Desk Assembly Guide
Textual Summary of Assembly Steps:
- Prepare the Tabletop Panels: Connect the two main tabletop panels (A and B) using the provided connectors and screws. Tighten screws by 50% initially.
- Attach Crossbars: Secure the crossbars (G) to the underside of the tabletop panels. Ensure correct orientation of holes. Tighten screws by 50%.
- Install Frame Components: Attach the frame components (D, E, F) to the tabletop. Pay attention to the orientation of the holes for proper alignment. Tighten screws by 50%.
- Add X-Shaped Supports: Install the X-shaped metal supports (K, L) to the frame legs. These provide additional stability. Tighten screws by 50%.
- Install CPU Stand: Attach the CPU stand (C) to the designated frame section.
- Fully Tighten All Screws: Once all components are in place, go back and fully tighten all screws to ensure maximum stability.
- Attach Side Storage Bag: Secure the side storage bag (M) to the desk using the designated attachment points.

Figure 3.2: Easy Installation Process
4. Operating Instructions
4.1. Reversible Configuration
The DUMOS L Shaped Desk is designed for reversible installation, allowing you to configure the longer or shorter side of the 'L' to either the left or right, depending on your room layout and preference. This flexibility is determined during the initial assembly steps when attaching the tabletop panels and frame components.

Figure 4.1: Reversible Installation Options
4.2. Using the Side Storage Bag and CPU Stand
- Side Storage Bag: Utilize the attached fabric storage bag for keeping documents, notebooks, pens, or other small items organized and within easy reach.
- CPU Stand: The bottom bracket serves as a dedicated CPU stand, keeping your computer tower off the floor and protecting it from dust while freeing up desktop space.
5. Maintenance
5.1. Cleaning
- Tabletop: The smooth, friction-resistant MDF tabletop is easy to clean. Use a soft, damp cloth with mild soap and water. Avoid abrasive cleaners or harsh chemicals that could damage the finish.
- Metal Frame: Wipe the metal frame with a damp cloth to remove dust and dirt. Dry thoroughly to prevent rust.
- Side Storage Bag: The fabric bag can be spot cleaned with a damp cloth and mild detergent. Allow to air dry completely.
5.2. General Care
- Regularly check and tighten all screws to maintain stability.
- Avoid placing extremely hot or cold items directly on the tabletop without a coaster.
- Do not stand or sit on the desk.
- Keep the desk away from direct sunlight and excessive moisture to prevent warping or discoloration.
6. Troubleshooting
6.1. Common Issues
- Desk is Wobbly: Ensure all screws are fully tightened. Check that the desk is on a level surface. Adjust leveling feet if present.
- Missing Parts: If any parts are missing upon unpacking, please contact DUMOS customer support immediately.
- Difficulty Aligning Holes: During assembly, do not fully tighten screws until all components are loosely fitted. This allows for minor adjustments to align holes.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | DUMOS |
| Model Number | ADU-521LWT |
| Model Name | L Shaped Desk |
| Product Dimensions (D x W x H) | 43.3"D x 50"W x 30"H (110cm D x 127cm W x 76.2cm H) |
| Color | White |
| Top Material Type | Wood (MDF) |
| Base Material | Metal |
| Maximum Weight Recommendation | 200 Pounds (90.7 kg) |
| Included Components | L Desk, Side Bag, CPU Stand, Headphone Hook, Instructions, All Assembly Tools |
| Special Feature | Reversible Configuration |
| Required Assembly | Yes |
| Item Weight | 29.2 Kilograms (64.37 lbs) |
8. Warranty and Support
The DUMOS L Shaped Desk comes with a Limited Warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the warranty information included in your product packaging or contact DUMOS customer support.
8.1. Customer Support
If you have any questions, require assistance with assembly, or need to report missing/damaged parts, please contact DUMOS customer support through the retailer where the product was purchased or via the contact information provided in your product documentation.





