1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your Newtral Ergonomic Office Chair with Laptop Table Tray (Model: MagicH003-B+LAPD-B). Please read this manual thoroughly before use to ensure proper setup and to maximize the benefits of your new chair.

An overhead view of the Newtral Ergonomic Office Chair, showcasing its integrated laptop table tray with multiple screens and a laptop setup.
2. Safety Information
For your safety and to prevent damage to the product, please adhere to the following guidelines:
- Always follow the assembly instructions precisely to ensure the chair's stability.
- Do not exceed the maximum weight limit of 300 lbs (136 kg).
- Regularly inspect and maintain the metal base and all moving parts to prevent potential hazards and ensure continued safe operation.
- Keep hands and fingers clear of moving parts during adjustment.
3. Package Contents
Your Newtral Ergonomic Office Chair with Laptop Table Tray is shipped in two separate packages. Please ensure you have received both before beginning assembly.

Illustration showing the two packages: Package 1 contains the chair components, and Package 2 contains the laptop table tray. These packages may arrive at different times.
- Package 1: Ergonomic Office Chair components (backrest, seat, armrests, base, wheels, gas lift, hardware).
- Package 2: Laptop Table Tray and its mounting hardware.
Verify all components are present and undamaged before proceeding with assembly. If any parts are missing or damaged, please contact Newtral customer support.
4. Assembly Instructions
Assembly is required for this product. Please follow the detailed assembly guide included in Package 1. A general overview of the steps is provided below:
- Unpack Components: Carefully remove all parts from both packages and lay them out on a clean, flat surface.
- Assemble Chair Base: Attach the wheels to the chair base, then insert the gas lift cylinder.
- Attach Seat and Backrest: Secure the seat to the gas lift and then attach the backrest to the seat mechanism.
- Install Armrests: Fasten the 3D armrests to the chair frame.
- Mount Headrest: Attach the adjustable headrest to the top of the backrest.
- Attach Laptop Table Tray: Follow the specific instructions in Package 2 to securely mount the laptop table tray to the chair. Ensure all screws are tightened for stability.
- Final Check: Verify all connections are secure and the chair is stable before use.
Note: It is recommended to have two people for certain assembly steps to ensure safety and ease of installation.
5. Operating Instructions and Adjustments
Your Newtral Ergonomic Office Chair offers multiple adjustment features to customize your seating experience for optimal comfort and support.
5.1 Auto-Following Lumbar Support
The patented Auto-Following Backrest Mechanism automatically adjusts to your posture, providing continuous and personalized support to your spine, reducing lumbar pressure.

Illustration demonstrating how the Auto-Following Lumbar Support mechanism moves with the user's back, providing dynamic support whether sitting forward or upright.
5.2 Recline and Height Adjustment
Adjust the chair's height and recline angle to suit your activity and comfort needs.

A user reclining in the chair, illustrating the adjustable recline angles (96° for formal work, 116° for immersion reading, 126° for relaxation) and the adjustable height of 3.94 inches.
- Height Adjustment: Use the lever located under the seat on the right side to raise or lower the chair.
- Recline Angle: Use the recline mechanism to lock the backrest at your desired angle (96° for formal work, 116° for immersion reading, 126° for relaxation).
5.3 Adjustable Headrest
The headrest can be adjusted to provide optimal neck and head support.
- Height Adjustment: Move the headrest up or down to align with your neck curvature.
- Rotation Angle: Tilt the headrest forward or backward for personalized comfort.
5.4 3D Armrests
The armrests offer multi-directional adjustments to support your arms and shoulders.

Detailed view of the 3D armrests, showing their ability to adjust left and right (0.71"), up and down (2.87"), and forward and backward (1.97").
- Height Adjustment: Move the armrests up or down.
- Forward/Backward Adjustment: Slide the armrest pads forward or backward.
- Pivot Adjustment: Rotate the armrest pads inward or outward.
5.5 Adjustable Seat Depth
The seat depth can be adjusted to accommodate different leg lengths, ensuring proper thigh support.
- Locate the lever under the seat to slide the seat pan forward or backward.
5.6 Laptop Table Tray Operation
The integrated laptop table tray provides a convenient workspace directly on your chair.

A person comfortably typing on a laptop placed on the integrated laptop table tray, demonstrating its practical use.

Detailed view of the laptop table tray, highlighting its adjustable angle (10°, 25°, 30°, 35°, 40°), anti-slip surface, and integrated iPad holder.
- Angle Adjustment: The laptop stand portion of the tray can be tilted to various angles (10°, 25°, 30°, 35°, 40°) for ergonomic viewing.
- Anti-slip Surface: The tray features an anti-slip surface to keep your devices secure.
- Integrated Holders: Includes dedicated slots for a phone, cup, mouse, and an iPad holder.
- Detachable Design: The workstation desktop is detachable for flexible use.
6. Maintenance
Regular maintenance will extend the life and performance of your Newtral office chair.
- Cleaning: Wipe down the mesh and fabric surfaces with a damp cloth and mild soap. Avoid harsh chemicals. For the metal components, use a dry or slightly damp cloth.
- Inspection: Periodically check all screws and bolts to ensure they are tight. Re-tighten if necessary.
- Lubrication: If any moving parts (e.g., wheels, gas lift) become stiff, a small amount of silicone-based lubricant can be applied.
- Metal Base: Regularly inspect the metal base for any signs of wear or damage. Address any issues promptly to prevent hazards.
7. Troubleshooting
If you encounter any issues with your chair, please refer to the following common problems and solutions:
- Chair Squeaks: Check and tighten all assembly bolts. Lubricate moving parts if needed.
- Chair Does Not Adjust Height: Ensure the gas lift lever is fully engaged. If the issue persists, the gas lift may need replacement.
- Wobbly Chair: Re-check all connections and ensure they are securely tightened according to the assembly instructions. Ensure the chair is on a flat, even surface.
- Laptop Tray Instability: Verify that the tray is correctly mounted and all securing mechanisms are engaged. Ensure the weight on the tray does not exceed its capacity.
For problems not listed here or if solutions do not resolve the issue, please contact Newtral customer support.
8. Specifications
Detailed specifications for the Newtral Ergonomic Office Chair and Laptop Table Tray.

Diagram illustrating the key dimensions of the Newtral Ergonomic Office Chair, including height, seat depth, and backrest width, along with recommended user height and weight capacities.

Detailed parameters for both the chair (MagicH003) and the Laptop Table Tray (LAPD), including weight capacities and specific dimensions for each component.
| Feature | Specification |
|---|---|
| Brand | Newtral |
| Model Number | MagicH003-B+LAPD-B |
| Color | Black |
| Top Material Type | Metal (for certain components) |
| Mounting Type | Tabletop (for laptop tray) |
| Included Components | Laptop Table Tray, Adjustable Seat Depth, 3D Armrests |
| Assembly Required | Yes |
| Maximum Chair Weight Recommendation | 300 lbs (136 kg) |
| Laptop Table Tray Capacity | 110 lbs (50 kg) |
| Item Height (Max) | 55.12 inches (140 cm) |
| Unit Count | 1.0 Count |
8.1 Certifications and Quality
The Newtral Ergonomic Office Chair is designed and tested to meet various industry standards.

Image displaying various certifications and patents related to the Newtral chair, including SGS certification, Invention Patent, and BIFMA certification, indicating rigorous testing and quality standards.
- USPTO (Application No: 17/451,820)
- BIFMA Certification
- EN1335 Certification
- TUV Certification
- Fiti Certification
- EU Certification
- SGS Certification
8.2 Seat Cushion Technology
The chair features a high elastic and soft support seat cushion for enhanced comfort.

An exploded view of the Newtral seat cushion, showing its multi-layered construction for soft and rebound decompression, along with an image demonstrating its waterproof properties.
- Material: Molding sponge with ergonomic contours.
- Properties: Soft, rebound, decompression, waterproof.
9. Warranty and Support
Your Newtral Ergonomic Office Chair with Laptop Table Tray comes with a Limited Warranty.
- For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Newtral website.
- For technical support, replacement parts, or any inquiries not covered in this manual, please contact Newtral customer service.
Thank you for choosing Newtral. We hope you enjoy the comfort and functionality of your new ergonomic office chair.
