1. Introduction
This manual provides essential information for the safe and efficient assembly, operation, and maintenance of your Marsail L-Shaped Electric Standing Desk. Please read all instructions carefully before use and retain this manual for future reference.
The Marsail L-Shaped Electric Standing Desk is designed to provide a versatile and ergonomic workspace, allowing seamless transitions between sitting and standing positions. It features an L-shaped desktop, an integrated 4-in-1 electrical outlet, and a headphone hook for enhanced convenience.
2. Safety Information
- Ensure all components are present and undamaged before assembly. Do not use if any parts are missing or faulty.
- Assembly requires two people for safety and ease.
- Keep children and pets away from the desk during operation to prevent injury.
- Do not overload the desk. Refer to the specifications for maximum weight capacity.
- Ensure all cables are properly managed and secured to prevent tripping hazards or damage during height adjustments.
- Do not place liquids directly on the control panel or electrical outlets.
- Unplug the desk from the power source before cleaning or maintenance.
3. Package Contents
Verify that all the following components are included in your package:
- L-Shaped Desktop Panels
- Electric Lifting Columns (Legs)
- Desk Frame Components
- Control Panel with Memory Presets
- 4-in-1 Electrical Outlet (2 AC, 2 USB-A)
- Headphone Hook
- Power Adapter and Cables
- Assembly Hardware (screws, bolts, tools)
- Instruction Manual
4. Setup Instructions
Follow these general steps for assembling your Marsail L-Shaped Electric Standing Desk. Refer to the detailed graphical instructions provided in your package for specific component identification and fastening procedures.
- Unpack Components: Carefully remove all parts from the packaging and lay them out on a clean, soft surface to prevent scratches.
- Assemble the Frame: Attach the lifting columns to the crossbars and feet according to the diagrams. Ensure all connections are secure.
- Attach Desktop Panels: Place the desktop panels onto the assembled frame and secure them using the provided screws.
- Install Control Panel and Electrical Outlet: Mount the control panel and the 4-in-1 electrical outlet to the underside of the desk in the designated locations.
- Connect Electronics: Connect the motor cables from the lifting columns to the control box, and then connect the control panel and electrical outlet to the control box. Plug the power adapter into the control box.
- Cable Management: Utilize the integrated cable management tray and clips to organize all wires neatly under the desk.
- Attach Headphone Hook: Secure the headphone hook to the desired location on the desk frame.
- Initial Power-Up: Plug the desk into a wall outlet. The control panel display should light up.


5. Operating Instructions
5.1. Height Adjustment
The desk's height can be adjusted between 28.3 inches (71.9 cm) and 46.5 inches (118.1 cm).
- Raise the Desk: Press and hold the UP arrow button on the control panel. The desk will move upwards. Release the button at your desired height.
- Lower the Desk: Press and hold the DOWN arrow button on the control panel. The desk will move downwards. Release the button at your desired height.
5.2. Memory Presets
The control panel allows you to save up to four preferred height settings for quick adjustments.
- Adjust the desk to your desired height using the UP/DOWN arrow buttons.
- Press the "S" button (Set). The display will flash.
- Immediately press one of the numbered preset buttons ("1", "2", "3", or "4") before the display stops flashing. The current height is now saved to that preset.
- To recall a saved height, simply press the corresponding numbered preset button. The desk will automatically move to the saved position.

5.3. Integrated Electrical Outlet
The desk includes a convenient 4-in-1 electrical outlet for powering your devices directly from the desktop.
- It features two (2) AC power outlets and two (2) USB-A charging ports.
- Plug your devices directly into these ports for easy access to power.

5.4. Headphone Hook
A dedicated hook is provided for convenient storage of your headphones, keeping your workspace tidy.
6. Maintenance
- Cleaning: Wipe the desk surfaces with a damp cloth. Avoid harsh chemicals or abrasive cleaners that may damage the finish.
- Inspections: Periodically check all screws and connections to ensure they remain tight. Retighten if necessary.
- Cable Management: Regularly inspect cables for wear or damage. Ensure they are securely routed and not pinched by moving parts.
7. Troubleshooting
If you encounter issues with your desk, refer to the following common solutions:
- Desk Not Moving:
- Check if the power cord is securely plugged into both the desk and the wall outlet.
- Ensure all motor cables are properly connected to the control box.
- If an error code (e.g., E10, E60) appears on the display, consult the detailed troubleshooting section in your product manual for specific reset procedures.
- Uneven Movement:
- Ensure the desk is placed on a level surface.
- Check for any obstructions under the desk that might impede leg movement.
- Perform a reset procedure (typically involves lowering the desk to its lowest point and holding the DOWN button for several seconds until it resets).
- Power Outlets Not Working:
- Verify the main power connection to the desk.
- Ensure the device you are trying to power is functioning correctly.
If problems persist after attempting these solutions, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Marsail |
| Model Number | TZESD3V |
| Shape | L-Shape |
| Product Dimensions (D x W x H) | 63"D x 24"W x 28.3"H |
| Adjustable Height Range | 28.3" to 46.5" (71.9 cm to 118.1 cm) |
| Maximum Weight Capacity | 220 lbs (100 kg) |
| Lifting Mechanism | Electric (Dual Motor) |
| Lifting Speed | 20mm/s |
| Operating Noise | Less than 55dB |
| Integrated Outlets | 2 AC Outlets, 2 USB-A Ports |
| Material | Alloy Steel Base, Wood Top (Laminated) |
| Color | Rustic |
| Assembly Required | Yes (Recommended 2 people) |
9. Warranty Information
Marsail offers a 5-year limited warranty for this adjustable height desk, covering manufacturing defects and motor functionality. Please retain your proof of purchase for warranty claims. The warranty does not cover damage resulting from improper assembly, misuse, accidents, or unauthorized modifications.
10. Customer Support
For further assistance, technical support, or warranty inquiries, please contact Marsail customer service through the retailer where the product was purchased or visit the official Marsail website.







