What is the situation of automatic switch of card access control?

You power off and reboot to try it out. There are many reasons for this, and they need to be analyzed in detail.

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<> if the access control card reader Qin Meng has been in a normally open state, there will be the following reasons: 1Access control system failure:

The access control system may malfunction, causing the door to remain open. At this time, it is necessary to check the host of the access control system, the control circle tracer, the card reader and other equipment to find out the problem and repair it. 2.

Faulty access card: The access card may malfunction, causing the access control system to not correctly recognize the card and keep the door open. At this point, the access card needs to be replaced.

3.Power Failure: The power supply to the door is faulty, causing the door to remain open.

At this time, it is necessary to check whether the power supply of the access control system is normal, and if there is a problem, it needs to be replaced or repaired. 4.Access control line failure:

The wiring of the access control system is faulty, resulting in the access control system not being able to properly control the opening and closing of the door. At this time, you need to check whether the access control line is normal, and if there is a problem, it needs to be repaired. In short, if the access control card reader has been in the normally open state, it needs to be carefully troubled and analyzed, find out the problem, and deal with it accordingly.

It is advisable to contact a professional for inspection and repair to ensure the proper functioning of the access control system. I hope mine can help you

There may be several reasons why the access control card reader has been in the normally open state:1Access control system set up incorrectly:

If the parameters of the access control system are not set correctly, it will cause the access control card reader to be always open. 2.Faulty card reader:

If the card reader itself is malfunctioning, it will also cause it to not work properly, so that the door will always be open. 3.Power issues:

If the power supply is insufficient** or there is a problem with the power line, it can also cause the access control card reader to not work properly. 4.Line connection issues:

If the line connection is poor or the contact is not good, it can also cause the access card reader to lose control and stay open. In these cases, you can try to reset, replace the equipment, check the power supply and wiring, etc. It is recommended to find a professional to repair and deal with it.

Dear, there may be a variety of reasons why the access control card reader has been in a normally open state:1Device Failure:

The access control card reader itself may malfunction, causing it to be unable to control the opening and closing state of the door, so that it is always open. 2.Power issues:

There may be problems with the power supply line connected to the access control card reader, such as the power line is not in good contact or the power supply output voltage is abnormal, resulting in the access control card reader not working properly. 3.Programming Setup Issues:

There may be a problem with the programmed settings of the access swipe that causes it to remain always-on, such as when the door is not properly set to open and close or the door is not locked. 4.External interference:

There may be strong external interference in the environment where the access control card reader is located, such as electromagnetic field interference or lightning strikes, etc., resulting in the failure of the access control card to work properly. In view of these problems, it is necessary to carry out a detailed inspection and troubleshooting of the access control card reader.