Application: Wincor Nixdorf V2CU card reader is a complete bank card reading access unit for Wincor self‑service ATM terminal. It realizes magnetic stripe reading, chip card processing and card in‑out conveying function during customer financial transaction. This assembled card reader resolves multiple typical faults such as card cannot be detected, card feeding jam, card ejection failure, chip read error and intermittent card recognition caused by internal component wear, sensor failure and mechanical structure aging. Overall dimension, connector definition and mounting structure keep consistent with original specification, supporting direct on‑site replacement for ATM breakdown repair and regular equipment maintenance. It is a complete assembled spare module for Wincor Nixdorf atm financial self‑service equipment card processing system troubleshooting.