1. Introduction
Thank you for choosing the Dowinx LS-6689 Gaming Chair. This manual provides essential information for the safe and efficient use of your chair. Please read these instructions carefully before assembly and operation, and retain them for future reference.
1.1 Safety Information
- Ensure the chair is used on a hard, flat surface to prevent instability.
- Do not exceed the maximum weight capacity of 350 pounds (158 kg).
- Use caution while operating the massage lumbar pillow and adjustable backrest features to avoid injury.
- Keep hands and fingers clear of moving parts during adjustment.
- Regularly inspect all components for wear or damage. Do not use the chair if any parts are compromised.
2. Product Features
The Dowinx LS-6689 Gaming Chair is designed for comfort and versatility, featuring:
- Premium Vintage Design: Combines retro aesthetics with modern ergonomic support.
- Enhanced Breathability: Features perforated leather and diamond quilting for improved airflow.
- Robust Construction: Reinforced steel frame supports up to 350 pounds.
- Ergonomic Adjustments: Reclines from 90° to 165°, includes a 20° rocking function.
- Integrated Massage: Built-in massage lumbar pillow for back tension relief.
- Retractable Footrest: Provides full-body support for relaxation.
- Durable Components: BIFMA-certified base, Class 4 gas lift, and cold-cured foam cushions.

Figure 1: Key Features of the Dowinx LS-6689 Gaming Chair.
3. Setup and Assembly
The Dowinx LS-6689 Gaming Chair is designed for straightforward assembly, typically completed within 20 minutes. Detailed numbered instructions are included in the product packaging. Please ensure all components are present before beginning assembly.
3.1 Unpacking and Component Check
- Carefully remove all parts from the packaging.
- Verify that all components listed in the included instruction manual are present and undamaged.
- Place all parts on a clean, flat, and soft surface to prevent scratches during assembly.

Figure 2: All components included for assembly.
3.2 Assembly Overview
While specific steps are in your packaged manual, general assembly involves:
- Attaching the casters to the chair base.
- Inserting the gas lift into the base.
- Securing the seat mechanism to the seat cushion.
- Connecting the backrest to the seat cushion.
- Attaching the armrests.
- Placing the assembled seat onto the gas lift.
A single tool is provided for assembly. For visual guidance, refer to the detailed instructions provided with your chair.

Figure 3: Chair dimensions for placement and setup.
4. Operating Instructions
The Dowinx LS-6689 Gaming Chair offers multiple adjustment options to customize your seating experience for various activities.
4.1 Seat Height Adjustment
To adjust the seat height, locate the lever under the seat on the right side. Pull the lever up while seated to lower the chair, or pull the lever up while standing to raise the chair. Release the lever at the desired height.
4.2 Backrest Recline and Rocking Function
The backrest can be reclined smoothly from 90° (upright) to 165° (nearly flat). Use the lever on the right side of the chair, below the seat, to adjust the recline angle. The chair also features a 20° rocking function. To engage or disengage the rocking, use the knob located under the seat.

Figure 4: Backrest recline and rocking capabilities.
4.3 Retractable Footrest
To extend the footrest, pull it out from under the seat. To retract, push it back in until it is fully stored. The footrest provides additional support for relaxation.
4.4 Massage Lumbar Pillow
The chair includes a built-in massage lumbar pillow. Connect the USB cable from the pillow to a power source (e.g., a USB port on your computer or a USB wall adapter) to activate the massage function. The massage helps relieve back tension during long periods of sitting.
4.5 Usage Modes

Working Mode: Backrest at 90° for focused tasks.

Gaming Mode: Linkage armrests move with the tilted backrest for elbow support.

Reading Mode: Backrest adjusted to 110° for comfortable reading.

Relaxing Mode: Backrest at 135°, footrest extended, massage activated.

Sleeping Mode: Backrest reclined to 165° for short naps.
5. Maintenance and Care
Proper maintenance ensures the longevity and appearance of your Dowinx LS-6689 Gaming Chair.
5.1 Cleaning Instructions
- General Cleaning: Wipe clean with a soft, damp cloth. Avoid abrasive cleaners or harsh chemicals that may damage the PU leather.
- Spills: Immediately blot any spills with a clean, dry cloth. Do not rub, as this can spread the stain.
- Leather Care: For best results, use a leather-specific cleaner and conditioner suitable for PU leather periodically.
5.2 General Maintenance
- Hardware Check: Periodically check all screws and bolts to ensure they are tight. Re-tighten if necessary.
- Caster Cleaning: Remove any hair or debris that may accumulate around the casters to ensure smooth movement.
- Gas Lift: Avoid sudden impacts or excessive force on the gas lift mechanism.
- Footrest: Operate the retractable footrest gently to prevent damage to the mechanism.
6. Troubleshooting
This section addresses common issues you might encounter with your Dowinx LS-6689 Gaming Chair.
6.1 Chair Squeaks During Movement
- Cause: Loose bolts or friction between metal components.
- Solution: Check and tighten all assembly bolts, especially those connecting the backrest to the seat and the seat mechanism to the seat plate. Applying a small amount of silicone-based lubricant to pivot points or springs may also help.
6.2 Chair Sinks or Does Not Hold Height
- Cause: Gas lift malfunction.
- Solution: This typically indicates a worn or faulty gas lift cylinder. Contact Dowinx customer support for a replacement if the chair is under warranty.
6.3 Chair Feels Unstable or Tips Easily
- Cause: Uneven floor, loose base components, or improper weight distribution.
- Solution: Ensure the chair is on a level surface. Verify that the chair base and casters are securely attached. Always maintain balanced posture and avoid leaning excessively to one side, especially when fully reclined or with the footrest extended.
6.4 Leather Appears Worn or Faded
- Cause: Natural wear over time, friction, or exposure to direct sunlight.
- Solution: Regular cleaning and conditioning can help preserve the material. Avoid prolonged exposure to direct sunlight. While some wear is normal, significant damage may require contacting customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Dowinx |
| Model Name | LS-6689 |
| Color | Red (Linkage Armrests) |
| Product Dimensions (D x W x H) | 33.07" x 10.24" x 24.8" |
| Maximum Weight Recommendation | 350 Pounds (158 kg) |
| Material | PU Leather, Foam Fill |
| Back Style | Solid Back |
| Special Features | Adjustable Backrest, Adjustable Headrest, Adjustable Height, Adjustable Lumbar, Foot Rest |
| Reclining Position Count | 3 (90° to 165°) |
| Tilting | Yes (20° rocking function) |
| Item Weight | 44 pounds (20 kg) |
| UPC | 757249640428 |

Figure 5: Detailed chair dimensions.
8. Warranty and Support
Dowinx is committed to providing high-quality products and excellent customer service.
8.1 Warranty Information
Your Dowinx LS-6689 Gaming Chair comes with a 1-year free parts replacement warranty. This warranty covers manufacturing defects and component failures under normal use. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
If you encounter any issues, have questions about assembly, operation, or require warranty service, our exceptional customer support team is available 24/7 to assist you. Please contact us through the retailer where you purchased the product or visit the official Dowinx website for contact information.
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