1. Introduction
This manual provides essential information for the installation, operation, maintenance, and troubleshooting of the Jack W4s, W5E, and K5E series industrial sewing machine display operation panels. These panels serve as the primary interface for controlling various functions of your industrial sewing machine. Please read this manual thoroughly before installation and use to ensure proper function and longevity of the product.
2. Product Overview
The Jack W4s, W5E, and K5E display operation panels are original replacement parts designed for specific Jack industrial sewing machine models. They feature a clear display and intuitive button layout for efficient control of sewing parameters.


3. Setup and Installation
These display panels are replacement parts. Installation should be performed by a qualified technician or an experienced user familiar with industrial sewing machine components. Always ensure the sewing machine is powered off and unplugged before beginning any installation or maintenance.
3.1 Safety Precautions
- Disconnect power to the sewing machine before installation.
- Avoid touching electronic components directly to prevent electrostatic discharge.
- Ensure all connections are secure and correctly oriented.
3.2 Installation Steps
- Carefully remove the old display operation panel from its housing on the sewing machine. Note the orientation and connection points.
- Disconnect any cables attached to the old panel.
- Align the new Jack W4s, W5E, or K5E panel with the mounting points.
- Connect the necessary cables to the corresponding ports on the back of the new panel. Refer to Figure 2.2 for a general view of the connection points. Ensure all connectors are fully seated.
- Secure the new panel in its housing.
- Reconnect power to the sewing machine and test the panel's functionality.
4. Operating Instructions
The operation panels provide control over various sewing machine functions. While specific functions may vary slightly between models (W4s, W5E, K5E) and the sewing machine itself, the general button layout and functionality are consistent.
4.1 Button Functions
- Reset/Settings (复位/设置): Used to reset parameters or enter the settings menu.
- Sound/Volume (Speaker Icon): Toggles sound alerts or adjusts volume.
- Cut/Thread Trim (Scissors Icon): Activates the automatic thread trimming function.
- Stop (停止): Likely used to pause or stop automatic sewing sequences.
- Speed (速度): Displays the current sewing speed.
- Plus (+) / Minus (-): Adjusts numerical values such as speed, stitch length, or other parameters.
- Navigation Arrows (< / >): Used to navigate through menu options or select different settings.
- Program/Mode (P): Enters programming mode or cycles through different sewing programs/modes.
4.2 Model-Specific Views



5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your display operation panel.
5.1 Cleaning
- Wipe the display and buttons with a soft, dry, lint-free cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Do not spray liquids directly onto the panel.
- Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the display or plastic housing.
5.2 Environmental Care
- Keep the panel free from excessive dust, moisture, and direct sunlight.
- Avoid exposing the panel to extreme temperatures or rapid temperature changes.
- Protect the panel from physical impact or heavy objects.
6. Troubleshooting
If you encounter issues with your display operation panel, try the following steps before contacting support.
6.1 Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Panel does not power on | Loose connection, no power to machine, faulty panel | Check all cable connections. Ensure the sewing machine is powered on. If issues persist, contact support. |
| Buttons are unresponsive | Software glitch, physical damage, debris under buttons | Try resetting the panel (if a reset button is available). Clean around buttons. If unresponsive, contact support. |
| Display shows error codes | Internal fault, communication error with machine | Note the error code and consult your sewing machine's main manual or contact technical support. |
| Display is dim or flickering | Power supply issue, panel fault | Ensure stable power supply. If problem continues, the panel may need replacement. |
7. Specifications
| Feature | Detail |
|---|---|
| Product Type | Display Operation Panel |
| Compatible Models | Jack W4s, W5E, K5E Industrial Sewing Machines |
| Material | Plastic |
| Use | Knitting (as per product data, typically for sewing machine control) |
| Origin | Mainland China |
| Package Dimensions (L x W x H) | 6 cm x 8 cm x 8 cm |
| Package Weight | 0.15 kg |
8. User Tips
- Regular Cleaning: Keep the display and buttons clean from dust and lint to ensure optimal responsiveness and visibility.
- Gentle Handling: Avoid pressing buttons with excessive force or using sharp objects on the display to prevent damage.
- Power Cycle: If the panel becomes unresponsive, try turning off the sewing machine, waiting a few seconds, and then turning it back on. This can often resolve minor software glitches.
9. Warranty and Support
For technical assistance, warranty claims, or further inquiries regarding your Jack W4s, W5E, or K5E display operation panel, please contact the original seller, CC Sewing Machine Parts Store, or an authorized Jack service center. Keep your purchase records for any warranty-related services.
The product is generally covered by a 90-day free return policy and fast delivery guarantees, which may include compensation for delays or refunds for lost/damaged items. Please refer to your purchase agreement for specific terms and conditions.





