1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your Dowinx LS-6689 Gaming Chair. Designed for big and tall adults, this ergonomic chair features a vintage-style design with breathable perforated leather, a retractable footrest, massage lumbar support, and a high back for comfort during extended use. Please read this manual thoroughly before assembly and use to ensure proper function and longevity of your chair.

Figure 1: Dowinx LS-6689 Gaming Chair in Ivory.
2. Package Contents
Before beginning assembly, please verify that all components listed below are present in your package:
- 360° Swivel Base
- Headrest Pillow
- Backrest
- Armrests (2)
- Lumbar Support Pillow (with massage function)
- Side Covers (2)
- Mechanism (for seat)
- Gas Lift
- Casters (5)
- Footrest
- Assembly Tools (Allen wrenches, screws, washers)
If any parts are missing or damaged, please contact Dowinx customer support immediately.
Video 1: Unboxing and assembly overview of the Dowinx 6689 Gaming Chair.
3. Setup and Assembly
Follow these steps for quick and easy assembly. Detailed instructions and visuals are provided in the included user guide and the assembly video.
- Attach Casters to the Base: Insert each of the five casters into the holes at the end of each leg of the 360° swivel base. Push firmly until they click into place.
- Insert Gas Lift: Place the gas lift cylinder into the central hole of the assembled base.
- Attach Mechanism to Seat: Turn the seat cushion upside down. Align the mechanism with the pre-drilled holes on the underside of the seat. Ensure the 'FRONT' label on the mechanism faces the front of the seat. Secure with screws using the provided Allen wrench.
- Attach Armrests to Seat: Align each armrest with the designated holes on the sides of the seat cushion. Secure with screws.
- Attach Backrest to Seat: Align the backrest with the metal brackets on the sides of the seat. Secure with screws.
- Place Assembled Seat onto Gas Lift: Carefully place the assembled seat (with attached mechanism, armrests, and backrest) onto the gas lift cylinder.
- Attach Headrest and Lumbar Support Pillows: Secure the headrest pillow and lumbar support pillow using their adjustable straps. The lumbar support pillow includes a USB cable for its massage function.

Figure 2: Chair dimensions and recommended user specifications.
4. Operating Instructions
Your Dowinx Gaming Chair offers multiple adjustment options for personalized comfort:
- Height Adjustment: Use the lever located on the right side beneath the seat to adjust the chair's height. Pull the lever up to raise or lower the seat.
- Recline Function: The lever on the left side allows you to recline the backrest smoothly from 90° to 165°. Pull the lever up and lean back to your desired angle, then release to lock.
- Rocking Function: The chair features a 20° rocking function. Adjust the tension of the rocking mechanism using the round knob located beneath the seat.
- Retractable Footrest: Pull the footrest out from beneath the seat when desired, and push it back in for storage.
- Massage Lumbar Pillow: The lumbar support pillow includes a USB-powered massage function. Connect the USB cable to a power source (e.g., computer, power bank) to activate the massage.
- Linkage Armrests: The armrests are designed to move in conjunction with the reclining backrest, providing continuous arm support.

Figure 3: Adjustable modes for work and relaxation.

Figure 4: Detail of the massage function in the lumbar pillow.
5. Maintenance
To ensure the longevity and appearance of your Dowinx Gaming Chair, follow these simple maintenance guidelines:
- Cleaning: Wipe clean with a damp cloth. Avoid harsh chemicals or abrasive cleaners.
- Weight Capacity: Do not exceed the maximum weight recommendation of 350 pounds.
- Stability: Always ensure the chair is stable before making adjustments or reclining.
- Regular Checks: Periodically check all screws and connections to ensure they are tight.

Figure 5: Classic quilted design for durability and aesthetics.
6. Troubleshooting
If you encounter any issues with your Dowinx Gaming Chair, please consider the following:
- Chair not adjusting height: Ensure the height adjustment lever is fully engaged and the gas lift is properly seated in the base.
- Chair not reclining: Check that the recline lever is functioning correctly and that no obstructions are preventing the backrest from moving.
- Footrest not extending/retracting smoothly: Inspect the footrest mechanism for any obstructions or damage.
- Massage function not working: Verify that the USB cable is securely connected to a working power source.
For persistent issues, refer to the warranty and support section for contact information.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Dowinx |
| Model Name | Gaming Chair (LS-6689) |
| Color | Ivory |
| Material | PU Leather, Foam |
| Product Dimensions (Seat) | 23"D x 16"W x 20"H |
| Seat Back Interior Height | 32.5 Inches |
| Maximum Weight Recommendation | 350 Pounds |
| Special Features | Adjustable Backrest, Adjustable Height, Ergonomic, Foot Rest, Reclining, Massage Lumbar Pillow |
| Arm Style | Linkage Armrests |
| Furniture Base Movement | Swivel |
| Assembly | Required, detailed instructions included. |

Figure 6: Material composition for enhanced comfort and longevity.
8. Warranty and Support
Dowinx is committed to providing high-quality products and excellent customer service.
- Warranty: Your Dowinx Gaming Chair comes with a 1-year free parts replacement warranty.
- Customer Support: Our exceptional customer support team is available 24/7 to assist you with any questions or concerns. Please refer to your purchase documentation for contact details.
Video 2: Detailed review of the Dowinx Leather Gaming Chair, highlighting features and quality.



