KEY DISP KD21P/KD21C E-bike LCD Display User Manual

1. הקדמה

This manual provides instructions for the KEY DISP KD21P and KD21C E-bike Intelligent LCD Displays. These displays are designed as updated parts for electric bicycles, including Heybike models, offering essential information and control for your e-bike experience. The KD21P and KD21C models feature a waterproof 5-pin cable for reliable connection.

Important Note: This product is customized. All technical descriptions and product parameters must be confirmed with the seller's customer service after placing an order to ensure compatibility and correct functionality.

2. ספּעסאַפאַקיישאַנז

3. פּעקל אינהאַלט

ווען איר עפנט אייער פעקל, ביטע זיכער מאכן אז אלע זאכן זענען דא און אין גוטן צושטאנד:

• KEY DISP KD21P/KD21C E-bike LCD Display Unit
• Integrated 5-Pin Waterproof Cable
• Mounting Bracket (typically pre-attached or included)

אויב עס פעלט אדער זענען געשעדיגט עפעס, ביטע קאנטאקטירט קאסטומער סערוויס גלייך.

4. ינסטאַלירונג

Follow these steps to install your E-bike LCD Display:

1. מאָנטירן דעם דיספּלעי: Securely attach the display unit to your e-bike's handlebars using the provided mounting bracket. Ensure it is positioned for optimal visibility and accessibility while riding.
2. פאַרבינדן די קאַבלע: Locate the corresponding female 5-pin waterproof connector on your e-bike's wiring harness. Carefully align the pins and firmly connect the display's 5-pin male waterproof cable. Ensure the connection is snug to maintain its waterproof integrity.


פיגורע 1: דעטאַילעד view of the 5-pin male waterproof connector. This connector ensures a secure and water-resistant electrical link between the display and your e-bike.

3. קאַבלע פאַרוואַלטונג: Route the cable neatly along your e-bike frame, securing it with cable ties if necessary, to prevent it from interfering with moving parts or getting damaged.
4. ערשטע איינשטראָם: After installation, power on your e-bike to check if the display activates correctly.

Figure 2: The KD21P/KD21C display mounted on e-bike handlebars, demonstrating its rainproof design and active data display.

5. אָפּעראַציע

The display features three primary control buttons for easy navigation and function selection:

פיגורע 3: פראָנט view of the display unit, showing the 'Up', 'Power', and 'Down' control buttons.

• Power Button (Middle):
  • Press and hold to turn the display ON or OFF.
  • Short press to cycle through different display modes or information screens (e.g., Odometer, Trip Distance, Max Speed, Average Speed).
• Up Button (Top):
  • Increases the pedal assist level (PAS) or navigates upwards in menu settings.
  • May activate headlight function with a long press (functionality may vary based on e-bike controller).
• Down Button (Bottom):
  • Decreases the pedal assist level (PAS) or navigates downwards in menu settings.
  • May activate walk assist mode with a long press (functionality may vary based on e-bike controller).

The display provides real-time information such as current speed, battery level, and pedal assist level. Its rainproof design ensures reliable performance in various weather conditions.

6. קער און וישאַלט

• רייניקונג: ווישט אויס דעם עקראַן און גasinג מיט אַ ווייך, דamp cloth. Avoid using abrasive cleaners or solvents that could damage the screen or plastic.
• וואַסער ויסשטעלן: While the display is rainproof, avoid submerging it in water or exposing it to high-pressure water jets. Ensure the 5-pin connector remains securely fastened.
• טעמפּעראַטור: Operate and store the display within the specified temperature ranges (-20℃ to 60℃ for operation, -30℃ to 70℃ for storage) to ensure longevity.
• קאַבלע דורכקוק: Periodically check the cable and connector for any signs of wear, damage, or corrosion.

7. טראָובלעשאָאָטינג

If you encounter issues with your display, try the following steps:

• דיספּליי טוט זיך נישט אן:
  • Ensure your e-bike's battery is charged and turned on.
  • Check the 5-pin cable connection to ensure it is fully seated and secure.
  • Verify that the power button is pressed and held for the required duration.
• Incorrect Readings (Speed, Battery):
  • מאַכן זיכער אַז אַלע קאַנעקשאַנז זענען זיכער.
  • If the issue persists, it may indicate a sensor or controller problem on your e-bike, or a compatibility issue. Refer to your e-bike's manual or contact the seller.
• Display is Defective on Arrival:
  • If the product is defective upon receipt, do not attempt to repair it. Document the issue with photos or videos and contact the seller immediately for assistance.

8. באַניצער עצות

• באַשטעטיקן קאַמפּאַטאַבילאַטי: Due to the customized nature of this product, always confirm specific technical details and parameters with the seller's customer service before and after purchase to ensure it perfectly matches your e-bike model and controller.
• מילד באַהאַנדלונג: Although designed for outdoor use, treat the display with care to avoid physical damage.

9. וואָראַנטי און שטיצן

For any questions, technical support, or warranty claims, please contact the seller directly. It is recommended to keep your purchase records for reference.

If you receive a defective product, please contact the seller with your order number and image/video evidence of the defect. The seller aims to resolve issues promptly.