Anyone who uses a POS machine knows that the first thing to open a POS machine is to sign in. In the face of familiar check-in operations, then do you know what knowledge is included? What is the significance of signing in a POS machine? Check-in and settlement is a concept?
1, POS machine sign-in definition
The POS machine sign in to the operator and sign in to the POS machine.
The POS operator check-in is to verify the operator's legality. It is necessary to input the operator number (the teller number) and the password. Some of them only need to input the password. The check-in is completed on the POS machine and belongs to the offline operation.
The POS machine check-in is to verify the legality of the POS machine. It needs to communicate with the background. When the POS machine signs in, there will be a prompt to receive the data. When the sign-in, the server will send a MAC (message check code), and then the online operation. This MAC will be sent to ensure that the transaction is the POS machine that was previously signed, and the POS machine is online.
2. Why do you want to sign in to the POS machine?
The POS machine is mainly checked by the link host to prove that the POS device is legal, and the latest work key is downloaded.
purpose:
(1) Connecting the host to prove that the pos device is legal;
(2) Download the latest work key.
step:
(1). Set a legal work key, bank card center phone number, merchant number, terminal number;
(2). Dial-up connection;
(3). Return to the sign-in success or failure.
3, POS machine sign-in method
1. Depending on the POS manufacturer, the defined buttons are different. Find the shortcut key or function selection button used for check-in. Generally press the green button or menu button to enter the interface, press F1 to enter the sign-in interface.
2. Enter the operator number and password. The general operator number is 01 and the password is 0000 or 123456.
3, the prompt is dialing please wait.
4. Sign-in success.
Different POS machines have different account and passwords, but the passwords of the check-in accounts of most POS machines are the same. For example, the account information of POS machines such as Agricultural Bank, UnionPay Business, and Zhonghui Payment are all operators: 01, password: 0000.
Of course, there are also accidents, such as the ICBC POS machine is the operator: 20, password: 000000. There are also cases where the operator is 01 and the password is 123456. The specific operation should be in accordance with the requirements of the acquirer.
Sometimes by logging in the account number and password, the online check-in is not triggered (that is, the POS machine does not dial the host and jumps directly to the standby interface). This only implements the login of the account. When you make the first online transaction, the POS machine First check in by default, then online transactions. If the POS machine does not sign in, the direct card swiping will be particularly slow, because the POS machine first signs in by default, and then reads the bank card for consumer transactions.
4. Is the POS machine check-in and settlement a concept?
The settlement function is used to send and reconcile transactions.
If the consumption is offline, then the transaction data is kept in the POS machine, and the transaction will be uploaded to the server only when the settlement is made. If the settlement is not settled, the money will never arrive; if the consumption is online, The POS will also upload the transaction and check the transaction data. At this time, even if the settlement money is not made, it will arrive.
After the settlement is completed, the POS opportunity to do a sign-off operation, and clear the previous transaction data (clear water), then some will be automatically checked according to the different procedures, and some need to manually check in.
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