Introduction
This manual provides comprehensive instructions for the assembly, operation, maintenance, and troubleshooting of your HEONAM Electric L Shape Standing Desk. Please read this manual carefully before assembly and use to ensure proper function and safety. This desk is designed to offer a versatile and ergonomic workspace, allowing seamless transitions between sitting and standing positions.

Figure 1: Overview of the HEONAM Electric L Shape Standing Desk.
Safety Information
- Weight Limit: Do not exceed the maximum weight capacity of 180 pounds (81.6 kg) on the desktop. Overloading can cause instability and damage.
- Anti-Collision System: The desk is equipped with an anti-collision sensor. Ensure the area around the desk is clear during height adjustments to prevent damage or injury. Do not intentionally obstruct the desk's movement.
- Power Supply: Use only the provided power adapter. Ensure the power cord is not pinched or damaged.
- Children and Pets: Keep children and pets away from the desk during operation to prevent accidents.
- Assembly: Assembly requires two people for safety and ease. Follow all assembly steps precisely.
- Maintenance: Regularly inspect all fasteners and connections to ensure they are secure.
Setup and Assembly
Before beginning assembly, ensure all parts are present and undamaged. Refer to the parts list below. All necessary tools and pre-drilled screw holes are provided for a straightforward assembly process.
Parts List

Figure 2: Included components. Contact customer support if any parts are missing.
Assembly Steps
- Unpack Components: Carefully remove all parts from the packaging and lay them out on a clean, soft surface to prevent scratches. Verify against the parts list (Figure 2).
- Assemble Desk Frame: Attach the lifting columns to the foot supports. Connect the crossbars to form the L-shaped frame. Ensure all bolts are securely tightened.
- Attach Desktop Panels: Carefully place the desktop panels onto the assembled frame. Align the pre-drilled holes and secure the panels using the provided screws. Note that the desktop consists of multiple panels, resulting in seams.
- Install Accessories: Attach the drawer, cup holder, headphone hook, and monitor stands as desired. The monitor stands can be placed on either side of the L-shape.
- Connect Power: Plug the control box into the power outlet and connect the motor cables. Ensure all connections are firm.
- Cable Management: Utilize the included cable management tray and outlet boxes to organize power cords and cables for a tidy workspace.

Figure 3: Desk frame components before desktop attachment.
Operating Instructions
LED Memory Controller Panel
The desk features an intuitive LED memory controller panel for height adjustment and saving preferred positions. The desk can adjust between 27 inches (68.5 cm) and 45 inches (114.3 cm).

Figure 4: LED Memory Controller Panel.
- Up/Down Movement: Press the Up (▲) or Down (▼) arrow buttons to adjust the desk height. The LED display will show the current height.
- Setting Memory Presets:
- Adjust the desk to your desired height using the Up/Down buttons.
- Press and hold one of the memory buttons (1, 2, 3, or 4) until the LED display flashes or beeps, indicating the height has been saved.
- Recalling Memory Presets: Press the corresponding memory button (1, 2, 3, or 4) to automatically move the desk to the saved height.
- Anti-Collision Technology: The desk features a built-in sensor that detects obstacles during height adjustment. If an obstruction is encountered, the desk will stop and slightly reverse its movement to prevent damage.

Figure 5: Quiet and smooth height adjustment operation.
Features Overview
- Spacious Workstation: The 63 x 47 inch L-shaped desktop provides ample space for multiple monitors, laptops, and office essentials.
- Integrated Storage: Includes a fabric drawer for small items, a convenient cup holder, and a headphone hook to keep your workspace organized.
- Monitor Stands: Two elevated monitor stands are included, promoting better ergonomics by raising your screens to eye level.

Figure 6: Key features including monitor stand, drawer, cup holder, headphone hook, and outlet boxes.
Maintenance
- Cleaning: Wipe the desktop and frame with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners that could damage the finish.
- Fastener Check: Periodically check all screws and bolts to ensure they remain tight. Re-tighten if necessary.
- Cable Inspection: Ensure all electrical cables are free from damage and are properly routed to avoid pinching.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Desk does not move. | Power cable disconnected, motor cable loose, overload. | Check all power and motor connections. Reduce weight on the desk. Perform a reset (see below). |
| Desk moves unevenly or makes unusual noise. | Loose fasteners, obstruction, damaged component. | Check all screws and bolts. Ensure no obstructions. Contact customer support if issue persists. |
| Memory presets not working. | Presets not saved correctly. | Re-save your desired heights by holding the memory buttons until confirmed. |
| Anti-collision system triggers frequently. | Obstruction in the path of movement. | Ensure the area above and below the desk is clear during operation. |
Reset Procedure
If the desk encounters an error or behaves unexpectedly, a reset may resolve the issue:
- Unplug the desk from the power outlet.
- Wait for at least 30 seconds.
- Plug the desk back into the power outlet.
- Press and hold the Down (▼) button until the desk reaches its lowest position and then slightly rises, indicating a successful reset.
Specifications
| Feature | Detail |
|---|---|
| Model | 63x47 Inches |
| Brand | HEONAM |
| Desktop Material | Engineered Wood (White Pearwood finish) |
| Frame Material | Metal (White) |
| Product Dimensions (D x W x H) | 30"D x 63"W x 45"H (76.2cm D x 160cm W x 114.3cm H) |
| Height Adjustment Range | 27 inches (68.5 cm) to 45 inches (114.3 cm) |
| Weight Capacity | 180 Pounds (81.6 kg) |
| Lifting Mechanism | Electric |
| Special Features | Adjustable Height, Electric, Ergonomic, Anti-Collision Technology, 4 Memory Presets |
| Included Components | Cable Management Tray, Cup Holder, Drawer, Headphone Hook, Outlet Boxes, Monitor Stands |
| Assembly Required | Yes (Recommended 2 people) |
| Item Weight | 52.62 Kilograms (116 lbs) |
Warranty and Support
HEONAM provides a two-year warranty for product quality issues that are not caused by artificial damage. This warranty covers manufacturing defects and ensures the desk functions as intended under normal use.
For any questions, concerns, or warranty claims, please contact HEONAM customer support. Our team is available 7 days a week, 24 hours a day, to assist you.
Contact Information: Please refer to your purchase documentation or the HEONAM official website for the most current customer support contact details.