How to solve the urgency of urination when the handheld wireless UnionPay POS machine is turned on? ! ! ! ! ! ! ! ! 1

This sentence means improper use of equipment. Please enter the password. This problem mainly includes the following situations:

1. If the POS machine is dismantled illegally, it will trigger the self-destruction protection mechanism and lock the equipment. UnionPay stipulates that all certified POS acquiring devices must be equipped with a self-destruction mechanism to prevent illegal installation and modification of side recording devices and protect the information security of cardholders' bank cards.

2. In the process of transportation and use, due to falling, collision and collision, the safety mechanism is triggered and the equipment is locked.

3. Every equipment manufacturer has a certain defect rate, which leads to this situation.

It is recommended to contact the payment service provider directly.

Extended data:

Use taboo

1. If you don't swipe your card at ordinary times and suddenly swipe a large sum, the bank will suspect that the user's card has been stolen.

2. I know that I swipe my card too frequently in a short time, and I swipe my card during non-business hours. The best time to swipe your card is from 9 am to 8 pm every day, with at least 30 minutes between swipes.

For bars, KTV, hotels and other merchants, it is not surprising to swipe your card after 8 pm, but if you always swipe your card a lot at night, it is easy to be monitored by banks. In order to control risks, banks usually record transactions after 8 pm as the next day. If you need money urgently, you must prepare in advance.

3. use POS machines in different places.

Because criminals mostly commit crimes in different places, the risk control of banks is very sensitive to the use of cards in different places, especially the use of POS machines across provinces.

Phoenix. Matters needing attention in com-7 counting POS machines. Did you use them correctly?

Baidu encyclopedia -POS machine