The following are 12 points for attention of POS cash register1. Choose a flat and vibration-free table to place the all in one  pos.2. The location of the touch pos should be selected to avoid direct sunlight, where the temperature does not change much, away from water and less dusty.3. Please keep the pos conputer away from strong electromagnetic fields.4. In areas or shops with poor power grid quality, a regulated power supply should be equipped to provide separate power supply to the pos devices.5. Please pay attention to use the same power supply voltage as marked on the nameplate on the back of the case, otherwise the machine will be seriously damaged or cannot work. The pos computer is best not to share a socket with other high-power frequently-started electrical appliances, such as refrigerators and air conditioners. The power socket should also be located close to the cash register and easy to plug in, so that the power can be cut off as soon as possible in an emergency.6. Make sure that the pos billing machine is not in contact with any liquid. Once this happens, please unplug the power plug immediately and notify the relevant dealer immediately.7. Do not vibrate, shake or hit the pos terminal vigorously.8. Avoid using the pos equipment in an environment with too high or too low temperature, and avoid exposing the cash register to strong sunlight or an environment with high humidity.9. Do not plug or unplug the live parts and peripherals of the retail pos when it is charged.10. When cleaning the pos hardware, please do not use a damp rag or chemicals to wipe the machine body. Such as: gasoline, thinner, etc.11. When the point of sale pos breaks down, immediately cut off the power supply and stop using it. Do not disassemble or repair it by yourself.12. Improper battery replacement may cause explosion hazard. Use only replacement parts of the same or equivalent type recommended by the manufacturer. Always dispose of spent batteries according to the manufacturer's instructions.
POS cash register machine maintenance requirements:Although the operating procedures of different pos machine hardware are different, the requirements for maintenance and maintenance are basically the same. Generally, the following aspects must be done:
1. The appearance of the pos machine should be kept clean and tidy: it is not allowed to place items on the machine, and it should be waterproof, dustproof and oil-proof.2. All related power transformers and UPS should be opened separately to prevent the equipment from burning out due to overheating.3. The action should be light, especially to prevent vibration when opening and closing the cash drawer.4. The connection of the power cord should be safe and fixed, and the pos solutions machine and internal components cannot be moved arbitrarily.5. After the power is turned off, turn it on at least one minute later, do not turn it on and off frequently, and check the printing ribbon and printing paper frequently, replace the ribbon and printing paper in time, and keep the inside of the printer clean.6. Regularly clean the machine: remove dust and stains.7. A special person should be appointed to be responsible for the daily maintenance work, so that he can skillfully eliminate general faults, replace the ribbon in time, and ensure the normal operation of the pos computer.