Which pos charging port is? Count micro-USB ports from top to bottom. When you get a new Pos machine, charge it before use, and the new battery should be continuously charged for at least ten hours. This charging method can allow the battery to obtain the maximum storage power, just like using a mobile phone.
Which pos charging port is it? See charging data cable, USB chargingMouth. High-speed USB communication mode, the speed is more than 20 times higher than the serial port, the real U disk operation, no driver, plug and play. At work, the mobile phone equipped with RF-SIM "swipes" at the mobile POS machine and inputs relevant business information (transaction type, amount, points, etc.). The POS machine sends the information obtained to the data server through various networks.
pos machine has a u excuse, the general distribution has a charging line, hand brush with any mobile phone charging head connection can be, if it is a traditional pos then usually equipped with a charging head. Unionpay pos machineHow to use? The use of POS machine steps: Sign in: sign in generally press 1 key -- enter the teller number 01-- enter the password 0000-- wait for the connection -- the sign in is successful.
can be universal, if you have a USB port, you can plug the phone's charging cable into the USB port, and then can charge, but the pos machine charger may be charged more slowly. How to deal with the problem of Pos charging? When the charger and pos machine is in poor contact, it will lead to failure to charge, try to replace the jack repeatedly, in addition, mpos machine check the data line adaptation>Or turn off and charge, the light will be on, fully charged, the light will be off, it will take longer to turn off and charge, generally turn off and charge to observe. 2 The light on the right is a power light, which is green when the power is enough, and red when the power is insufficient and needs to be charged.
V, is the charger problem. Or you can change the charger to try, the same is the motherboard problem, need to be repaired. 5.
【1】 The charger is burned out ~! (This may be bought a 'assembled' charger, 'original' normal operation is generally not easy to break) Solution: Buy a new charger, not necessarily the original"Both: those who have money to buy original, and those who have no money (like me) to buy assembly."
That is the battery problem ~~~ You go to the store to change a battery to try, if normal, the battery is broken, or it is poor contact. Add: Typical poor contact, see if the charging port of the machine is loose.
If you can't charge, it may be that the charger is broken, or there is a problem with the motherboard charging circuit, such as the charging port is not in good contact, the charging insurance resistance F1 is burned, etc., you can borrow a charger to try, if you change the charger, the charging lamp can be lit is the previous oneIt's a charger problem. If you can charge to electricity, but the charging lamp is not bright, this problem is not big, generally the charging lamp is broken, the charging lamp is not indicated, but it does not affect the use of, you can not repair.
Wireless pos machine boot display please check sim card This is a communication problem, there are probably the following reasons: First, the sim card is not installed in place, the signal contact is not in place, so that the signal can not be transferred to the pos machine for processing. The second is sim may be damaged and unable to send a telecommunications signal. Three chances are there's no signal in the area itself.
SIM card not inserted: Please ensure that the SIM card is correctly inserted into the SIM card slot of the POS machine. Make sure the orientation is correct and the card is in good contact with the slot. SIM card failure: The SIM card itself has a problem, such as damaged or expired. Try inserting the SIM card into another device to confirm that the SIM card is working properly. SIM card incompatibility: Some POS machines only support certain types or specifications of SIM cards.
This display means no faithIf the sim card is not plugged in, when the pos machine starts up the self-test, it will prompt the sim card is not plugged in. How can there be a red x on the top right of the pos machine? Hello, this means that there is no network. I suggest you restart the machine to try, if not, then contact the payment service provider to deal with it! Dear, are you satisfied with my answer? If you are satisfied with it, adopt it! Or you can keep asking me.
If it is determined that the traffic card is the problem, of course, to change a suitable traffic card, different models and platforms support the sim card is not the same, some older models are not used4G card, some platforms he can not use the telecom card and so on. So there's a lot of ways the card won't work.
The chip inside the card sleeve is broken, and the existence of the sim card can not be checked. Our check is relatively simple, and we will insert the machine several times to try to turn it on and off. If this problem still occurs, contact the salesman who installed your pos machine to see what the problem is. The network connection timed out.
1, indicates that there is no network. Blinking red indicates weak signal orYes no signal The plug-in wireless charger can not be charged , the blue light flashing indicates that the signal is normal. Alternating flashing is no network needed to buy enough traffic. New news wifi and most of the market no-plug-in card portable wifi plug-in wireless charger can not be charged , the style has wireless network card, charging treasure plug-in wireless charger can not be charged , According to the different needs of each user, the plug-in wireless charger cannot be charged Choose the category that suits you. wifi card can be used as long as it is plugged in, especially suitable for car and mobile office crowd.
2, wireless data terminal is also called wireless data transmission terminal, that is, the terminal module used to achieve wireless data transmission. The wireless data terminal is usually connected to the lower computer to achieve the purpose of wireless data transmission, and has the title of "mobile phone in the industrial field", because its transmission principle is basically the same as the data transmission of the mobile phone we usually use.
3, WF2-2 MIFI, a modem, router and hotspot function in oneThe portable broadband device, with its 8000mAh large-capacity battery and 18W fast charging technology, provides users with a convenient 4G network experience that the wireless charger cannot be charged. Its design is simple and stylish, using a white PC case, a combination of frosted and glossy processes, and the brand logo and signal indicator light are clearly printed on the front.
4, Sihao new energy charging just began to show red and blue light reasons are as follows. The charging gun is faulty. Sihao charging gun shows red and blue lights, is the fault of the charging gun, the relay in the charging gun is burned outCause the red light on the end of the end can not be charged normally. Relay is an automatic switch element with isolation function, which is widely used in remote control, telemetry, communication, automatic control, mechatronics and power electronic equipment, and is one of the most important control components.
5. Check whether the junction box or crystal head is in good condition; Whether there are wireless communication devices (such as mobile phones) near the ADSL; If there is damage to the telephone line, etc., if there is no problem inside, you can ask the line maintenance personnel to check whether there is a problem with the outdoor line. In the case of confirming that the line is no problem, the Link light can not be long, it may be ADSL andThe central switch of the service provider is not compatible. It is recommended to replace the ADSL with a different model or brand.
6, please press the FN F12 key combination, or separately press the F12 key to see whether you can turn on the wireless switch. Tips: When the wireless indicator at the position of the F12 key is white, it means that the wireless is on. When the wireless indicator is red, the wireless is off. If you pass the above method, the wireless indicator is still not displayed normally, it is recommended that you reinstall the wireless network card and shortcut key driver.
2, portable wireless WiFi is not reliable, onLet me take you to understand it! First of all, we all know that portable WiFi is a portable device, and such devices usually use 4G/5G networks as data transmission methods.
3, portable WiFi reliable. The following are the advantages and reliability of portable WiFi: Convenience: portable WiFi is portable, and users can use the WiFi network anytime and anywhere. For example, when traveling, business trips or outdoor activities, users can easily connect to the Internet using portable WiFi without worrying about losing their WiFi hotspot or password.
4, noWireline WiFi is reliable in most cases, but there are some potential limitations and problems to be aware of. Reliability: Portable wireless WiFi devices often use the same wireless communication technology as mobile phones (such as 4G or 5G networks), so their connection speed and stability tend to be comparable to that of mobile networks. This means that as long as the carrier's network coverage is good, portable WiFi devices are usually able to provide a stable network connection.
5, portable wifi is usually reliable. Portable wifi is composed of mobile routers and access chips provided by wireless carriers, so it is easy to passOften more reliable. Sellers of portable wireless wifi are usually more formal, product quality is guaranteed, and equipment quality problems are fewer. These products usually provide perfect after-sales service, so the quality is guaranteed. Overall, portable wireless wifi is relatively reliable.
6, portable WiFi is relatively reliable. First of all, portable WiFi is a portable wireless network device, which can convert the wired network into a wireless network and transmit wireless signals for multiple devices to connect and use. Portable WiFi usually consists of a small device with a built-in battery that can be used at any timeIt is very convenient to use. The reliability of portable WiFi depends on a number of factors. First of all, the quality and performance of the equipment is the key.