Introduction
This instruction manual provides comprehensive guidance for the setup, operation, maintenance, and troubleshooting of your USA MJ Table Roller Coaster Style Automatic Mahjong Table. Please read this manual thoroughly before using the product to ensure safe and efficient operation.
Safety Information
Please observe the following safety guidelines:
- Ensure the table is placed on a stable, level surface to prevent tipping.
- Keep hands and foreign objects clear of the tile shuffling mechanism during operation.
- Do not use magnetic chips with this table, as they can cause malfunctions and damage to the internal components.
- Keep the table away from excessive moisture or direct sunlight.
- Unplug the table from the power source before cleaning or performing any maintenance.
- This product is recommended for users aged 21 years and up.
What's in the Box
Upon unpacking, verify that all components are present:
- Automatic Mahjong Table Unit
- 2 Sets of 174pcs 40mm Magnetic Mahjong Tiles (1 Blue & 1 Green)
- Table Dust Cloth
- Power Cable
- Assembly Hardware (if applicable for legs/base)

Image: The automatic mahjong table with a set of blue tiles and the table cover. The table is gray with a black base.
Setup and Assembly
The USA MJ Table is designed for relatively straightforward assembly. While specific written instructions may not be included in the box, an electronic document and video guides are available. It is recommended to refer to these resources for detailed steps.
- Unpacking: Carefully remove all components from the packaging. It is advisable to retain the original packaging for future transport or storage.
- Base Assembly: Attach the table base to the main table unit. Ensure all connections are secure. Some models may require connecting internal wires before fully attaching side panels.
- Placement: Position the table on a flat, stable surface. The table features swivel plate caster wheels for easy movement once assembled.
- Power Connection: Connect the power cable to the table and then to a suitable electrical outlet.
- Tile Preparation: Ensure the mahjong tiles are clean and free of debris before placing them into the table's shuffling mechanism.

Image: The table shown in its playing configuration and folded upright for storage, highlighting its ultra-thin design and portability.

Image: Detail view of the built-in table cover attachment point and universal wheels for easy mobility when the table is folded.
Operating Instructions
The automatic mahjong table simplifies the game by handling tile shuffling and dice rolling.
- Placing Tiles: Distribute the mahjong tiles into the designated slots around the central mechanism. The table is designed to automatically shuffle them.
- Initiating Shuffle: Once tiles are placed, the table will automatically shuffle them.
- Rolling Dice: To roll the dice and begin a round, press the designated button on the control panel. The dice will roll within the central transparent dome.
- Tile Delivery: After shuffling, the table will raise the walls of tiles for each player, ready for gameplay.

Image: The central control panel of the table, showing the dice rolling area and various function buttons.
Video: Demonstration of the automatic shuffling and dice rolling mechanism of the USA MJ Table. This video illustrates the table's core functionality, showing tiles being shuffled and walls being raised, as well as the dice rolling process.

Image: A complete set of 174 mahjong tiles, including Chinese and American variations, provided with the table.

Image: A visual comparison of various mahjong tile sizes, with a 40mm tile highlighted, demonstrating the size of tiles compatible with this table.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your automatic mahjong table.
- Cleaning: Use the provided dust cloth to wipe down the table surface regularly. For deeper cleaning, use a soft, damp cloth and mild detergent. Avoid abrasive cleaners or solvents.
- Tile Care: Keep mahjong tiles clean. Periodically wipe them with a damp cloth to remove any residue. Ensure tiles are completely dry before placing them back into the table.
- Internal Mechanism: Do not attempt to lubricate or modify the internal shuffling mechanism. If you notice unusual noises or performance issues, contact customer support.
- Storage: When not in use, especially if folding the table for storage, it is recommended to remove all tiles. Use the provided table cover to protect the surface from dust and spills.

Image: The automatic mahjong table with its protective cover in place, demonstrating how to keep the playing surface clean and protected when not in use.
Troubleshooting
If you encounter issues with your table, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Table does not power on. | Power cable not securely connected; no power from outlet. | Check power cable connections. Test outlet with another device. |
| Tiles are not shuffling correctly. | Incorrect tile placement; foreign objects in mechanism; magnetic chips used. | Ensure tiles are placed correctly. Remove any foreign objects. Never use magnetic chips. |
| Table wobbles when in use. | Uneven surface; loose assembly. | Ensure table is on a level surface. Check all assembly connections for tightness. |
If the issue persists after attempting these steps, please contact customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 34 x 34 x 31.5 inches (Playing Position) |
| Item Weight | 210 pounds |
| Tile Size Compatibility | 40mm (height) x 28mm (length) x 20mm (width) standard size magnetic tiles |
| Folding Capability | 90 degrees folding for easy storage |
| Included Tiles | 2 sets of 174pcs magnetic tiles (1 Blue & 1 Green) |
| Manufacturer Recommended Age | 21 years and up |

Image: A technical diagram illustrating the approximate dimensions of the table in inches and centimeters.
Warranty and Support
Your USA MJ Table comes with a one-year free warranty from the manufacturer, USAMJTABLE.
- Warranty Coverage: The warranty covers manufacturing defects and malfunctions under normal use for one year from the date of purchase.
- Customer Support: For any questions, technical assistance, or warranty claims, please contact USAMJTABLE customer service. Contact information can typically be found on the product packaging or the seller's official website.
- Important Note: As mentioned in the safety information, using magnetic chips not supplied with the table will void the warranty and can cause table breakdowns.