STS acts as the primary interface between a PC and MEI hardware (bill acceptors and coin changers) . Its main capabilities include:
: Note that specific functions within the software are often restricted based on the type of license issued to the user. Technical Usage
If a "Fixed Download" fails or gets stuck, it is often due to simple connectivity issues. Operators should ensure that the vending machine harness is correctly wired for data transmission and that the power supply is stable. A failed download can sometimes leave a validator in an "Error" state, requiring a retry of the download process to restore functionality.