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When the MC-5848T is swiping a legal card, the card number of the same card is not true, and it will constantly change, it is useless to power off and restore factory settings, how ...

Details of the problem:

Hello, when MC-5848T is swiping a legal card, the card number of the same card is not true and will change constantly, power failure and factory reset are useless, how to deal with this?

Expert answer:

Hello, please remove the access control card reader and connect it to the terminal of the control board reader, and then swipe the card to see if the card number of the same card is constantly changing. If it is, it should be a problem with the card reader. if not, it is a problem with the reader's line interference.

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