General merchants will have POS machines, then some of the useful rules for the use of pos machines are not written in the manual, but still need to know.
â— Know the source of the POS machine, and distinguish between a clear machine and a second machine. Use the second cleaning machine with caution.
â— After 10 pm, it is not advisable to trade before 9:00.
â— Check in the POS machine before swiping the card to check the balance.
â— If the number of consecutive card failures is too high, you can stop the transaction and do not repeat the transaction within a short period of time. The bank will determine that this is a non-real transaction.
â—Small tickets should be signed by me, don't sign on behalf of them. In case of a single order, even if it is a normal business, it may be considered as tx. At the same time, it is best to keep the small ticket for more than half a year.
â— Avoid using the POS machine in an environment with too high or too low temperature to prevent the POS machine from being exposed to strong sunlight or high humidity.
â— The machine that is not used for a long time should be disconnected from the power supply; after power off, after at least 1 minute, it can be turned on and off frequently, and the printing ribbon and printing paper should be checked frequently, and the ribbon and printing paper should be replaced in time to keep the inside of the printer. Cleaning; clean the machine regularly, dusting, stain removal.
â— When a paper jam occurs, remember to turn off the power of the printer, then open the cover of the printer, carefully remove the jammed paper, reposition the paper, and cover the printer. When loading the ticket paper, remember to clean the paper debris in the printer while keeping the inside clean.
â— When the POS machine fails, immediately turn off the power and stop using it. Do not disassemble or repair it yourself, and contact customer service in time for after-sales processing.
â— When the operator gets off work, check if the power has been disconnected.
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