1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your HUANUO Electric Standing Desk. Please read this manual thoroughly before use to ensure proper function and safety.

The HUANUO Electric Standing Desk, featuring a 48" x 24" whole piece desktop in black.
2. Safety Information
For your safety and to prevent damage to the product, please adhere to the following guidelines:
- Always ensure the desk is on a stable surface and within its weight limit.
- Use the desk with caution when adjusting the height to prevent injury.
- Follow the assembly instructions carefully to avoid damage or injury.
- Keep the desk away from heat sources and liquids to prevent damage to the electric components.
3. Package Contents
Verify that all components are present before beginning assembly:
- Whole Piece Desktop (non-split desktop)
- 176lbs Powerful Electric Desk Frame
- 2 Headphone Hooks
- LED Multi-Function Control Panel
- Assembly Tools (Allen wrenches included, Phillips screwdriver required)
4. Assembly Instructions
The HUANUO Electric Standing Desk is designed for hassle-free assembly. Follow these steps carefully:
- Unpack Components: Carefully remove all parts from the packaging and lay them out on a clean, flat surface. Verify all components listed in Section 3 are present.
- Attach Legs to Cross Member: Secure the two desk legs to the central cross member using the provided screws and Allen wrench. Ensure all connections are firm.
- Install Feet: Attach the desk feet to the bottom of each leg. This provides stability.
- Mount Desktop: Carefully place the one-piece desktop onto the assembled frame. Align the pre-drilled holes and secure the desktop to the frame using the appropriate screws and a Phillips screwdriver.
- Install Control Panel: Attach the LED multi-function control panel to the front edge of the desk, typically on the right side, using the designated screws.
- Connect Wiring: Connect the motor cables from the legs to the control box, and then connect the control panel cable to the control box. Ensure all connections are secure.
- Attach Headphone Hooks: Install the two headphone hooks to the underside of the desktop as desired.
- Cable Management: Utilize the included cable management accessories to organize and secure all wires, ensuring a clean and safe workspace.

The one-piece desktop simplifies the assembly process.
5. Setup and Operation
5.1 Initial Setup
After assembly, plug the desk into a power outlet. The LED display on the control panel will illuminate.
5.2 Height Adjustment
Use the Up (^) and Down (v) arrow buttons on the control panel to adjust the desk height. The current height will be displayed on the LED screen. The desk can be adjusted between 28.35 inches and 46.46 inches.

Intuitive LED control panel for easy height adjustments.
5.3 Memory Settings
The desk features four programmable height memory settings:
- Adjust the desk to your desired height using the Up/Down buttons.
- Press the "M" button (or similar memory set button, if present, otherwise assume direct number buttons).
- Press one of the numbered preset buttons (1, 2, 3, or 4) within 3 seconds to save the current height to that position.
- To recall a saved height, simply press the corresponding numbered preset button. The desk will automatically move to the saved position.

Easily transition between four preset heights for optimal comfort.
6. Maintenance
Regular maintenance ensures the longevity and smooth operation of your standing desk:
- Cleaning: Wipe the desktop and frame with a soft, damp cloth. Avoid abrasive cleaners or harsh chemicals that could damage the finish.
- Cable Management: Periodically check that all cables are securely managed and not pinched or tangled, especially during height adjustments.
- Motor Check: Listen for any unusual noises during operation. If you notice grinding or straining, discontinue use and contact support.
- Weight Limit: Do not exceed the maximum weight capacity of 176 lbs (80 kg) to prevent damage to the motor and frame.
7. Troubleshooting
If you encounter any issues with your HUANUO Electric Standing Desk, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Desk does not move. | Power cable disconnected; Overload; Motor error. | Check power connection. Reduce weight on desk. Unplug for 30 seconds and plug back in to reset. |
| Uneven height adjustment. | Obstruction; Sensor calibration needed. | Ensure no obstructions. Perform a reset (refer to control panel instructions for specific reset procedure, usually holding down a button). |
| Unusual noise during operation. | Loose components; Motor issue. | Check all screws and connections for tightness. If noise persists, contact customer support. |
| Memory settings not working. | Incorrect programming; Power cycle needed. | Re-program the memory settings as per Section 5.3. Unplug and replug the desk. |
If the problem persists after attempting these solutions, please contact HUANUO customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | HUANUO |
| Model Number | HNESD155B-US |
| Product Dimensions | 23.2"D x 47.3"W x 28.3"H |
| Color | Black |
| Style | Modern |
| Base Material | Carbon Steel |
| Top Material Type | Engineered Wood |
| Finish Type | Laminated |
| Recommended Uses | Working, Drafting, Writing, Gaming |
| Mounting Type | Freestanding |
| Maximum Weight Recommendation | 176 Pounds (80 kg) |
| Minimum Height | 28.3 Inches (72 cm) |
| Maximum Height | 46.5 Inches (118 cm) |
| Noise Level | 55 dB |
| Lift Cycles Tested | 50,000 |
| Required Assembly | Yes |
| Recommended People for Assembly | 1 |
| Tools Recommended For Assembly | Screw Driver |
| Includes All Assembly Tools | Yes (Allen wrenches) |
| UL Listed | Yes |
9. Warranty and Support
Your HUANUO Electric Standing Desk comes with a Limited Warranty. For specific terms and conditions, please refer to the warranty card included with your product or visit the official HUANUO website.
If you have any questions about assembly, product selection, or require technical assistance, please contact our U.S.-based product support team. Contact information can typically be found on the HUANUO website or on the product packaging.
For more information about HUANUO products, visit the official HUANUO store: HUANUO Store on Amazon