What should I do if the vending machine has no network signal?

Frequently Asked Questions of Paper Currency 　　 1. The adult machine can receive money just after it is turned on. After a period of time, the coin inlet of the paper currency device flashes and cannot receive money. This situation is caused by the antenna inside the machine interfering with the banknote device. Keep the antenna inside the machine away from the banknote device and restart the machine.　　2. Card currency: There is a red buckle marked with an arrow under the currency entry port of the banknote device. Open the banknote device. Take out the money stuck inside the banknote device, buckle the banknote device, and restart the machine.　　The machine has no network signal　　 1. There is an antenna for receiving signals in the machine. Place the antenna on the top of the machine along the small door of the machine. Then restart the machine.　　 If the antenna is placed inside the machine, the machine's sheet metal shell will affect the network signal.　　2. Click the setting button to enter the setting interface. Check whether the network type is correct in the network setting column. Normally it should be GPRS.　　3. After entering the setting interface, check whether the machine IP address and port number are correct in the server setting column. Normally, it should be: 　　IP address: 120.76.152.203　　port number: 5005　　 After the setting is complete, click Return. Return to the purchase interface and restart the machine.　　4. If the above is normal and the machine still has no signal, take out the phone card in the main control box of the machine and take a picture. Let's check if this mobile phone card is over-stop. You can ask the customer to change a mobile phone card first to see if the signal can come out.　　 5. If the device number is not displayed on the first setting page of the machine 3 minutes after it is turned on, the machine has no mobile phone card or the mobile phone card cannot be used normally (it is damaged).　　 Lamp strip problem　　 1. If a single lamp strip in the sub-cabinet does not light up, disassemble the wire baffle on the leftmost grid of the corresponding layer. Check whether the plug of the light strip is properly inserted, whether the terminal is not connected or has poor contact, just plug it in.　　2. The part of the light strip is not bright, it is a light bar problem; if the brightness is insufficient, it is a poor connection of the power supply connector.　　 3. If all the lights of the auxiliary cabinet are not on, check whether the power supply line of the auxiliary cabinet is disconnected. Mainly check the following places: 　　 (1) The lamp belt plug behind the auxiliary cabinet (2) The plug behind the main cabinet (3) The power supply plug on the right side of the main cabinet power distribution box (4) Check whether the power supply line for the auxiliary cabinet lamp belt Damaged 4. If the main cabinet light strip is off (1) Both are off, check the power supply plug on the right side of the main cabinet power distribution box, and whether the terminal is well connected. If it is not a problem with the power supply line.　　(2) Single bar does not light up, check the white plug at the end of the light strip.　　 This article is organized by the self-service vending machine, this article does not represent the point of view of this site Previous article: What should I do if the vending machine's cargo path fails?