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Service and Calibration of Coin Mechanism & Bill Acceptor

The service and calibration of coin mechanisms and bill acceptors involve essential maintenance and adjustments to ensure the proper functionality and accuracy of these critical components in various machines such as vending machines, gaming devices, or automated payment systems.


Service of Coin Mechanism & Bill Acceptor:

  1. Inspection and Cleaning: Thorough examination and cleaning of coin mechanisms and bill acceptors to remove any dust, debris, or foreign objects that could obstruct their operation.

  2. Component Testing: Testing and evaluation of individual components within the coin mechanism and bill acceptor to identify any faulty parts that may require repair or replacement.

  3. Software Assessment: Checking and updating the software to ensure it is up-to-date and functioning optimally, addressing any potential bugs or issues in the system.

  4. Calibration Verification: Verifying and adjusting the calibration settings to ensure accurate recognition and processing of coins and bills of various denominations.

  5. Sensor Calibration: Calibrating sensors and optical components to accurately detect and validate coins and bills, preventing false readings and ensuring precise transactions.

  6. Security Check: Conducting security checks to ensure that the coin mechanism and bill acceptor meet required security standards, protecting against counterfeit currency or unauthorized access.

  7. Functionality Testing: Comprehensive testing of the coin mechanism and bill acceptor in real-world conditions to confirm proper functionality and seamless integration with the target system.

Calibration of Coin Mechanism & Bill Acceptor:

  1. Coin Discrimination Calibration: Adjusting the coin mechanism to accurately distinguish between various coin types, denominations, and conditions.

  2. Acceptance Threshold Adjustment: Setting the acceptance thresholds for coins and bills to ensure reliable recognition and acceptance without unnecessary rejections.

  3. Currency Validation Alignment: Aligning and calibrating sensors and mechanisms to precisely validate the authenticity of bills and coins during transactions.

  4. Rate Adjustment: Fine-tuning the acceptance rate to strike a balance between accepting valid currency and preventing acceptance of damaged or counterfeit currency.


Proper service and calibration of coin mechanisms and bill acceptors are crucial to maintain the efficiency and reliability of the respective systems, providing a seamless and accurate transaction experience for users. Regular maintenance and calibration routines help prevent malfunctions, reduce downtime, and enhance the longevity of the equipment.



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