Recover the data by the following steps. Present (Swipe) Master Card to TR4030/TR4050 to enter the menu of programming mode. Then select [Database tools]->[Recover data]. Press F4 key to confirm and then press F1 key (Yes) to confirm again. Then press F1 key to exit. All the data will be recovered.
If the important data has been deleted and you want to get it back
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