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Some common questions about POS cash registers

1. Press the power switch on the machine panel, why the machine cannot be started without power on?

Please check whether your machine is connected to the 220V power supply, whether it is powered on, and whether the plug is well connected. After ensuring that the connection is correct, check whether the power cord behind the host is plugged in tightly and connected in good condition, and it is in a normal state.

2. Why doesn’t the monitor show anything after booting?

First, check whether the data cable of the monitor is correctly connected to the VGA port of the motherboard, whether the power light of the monitor is on, shut down and restart, and try another monitor. If the problem persists, please contact the relevant technical personnel.

3. Why does the customer display screen not show? How to judge whether the customer display board is in normal state?

The display of the customer display requires the support of your POS/MIS software. Check whether the cable is wrongly connected or loose, re-plug it once, and check whether the serial port is correctly selected. The customer’s display screen normally displays 0.00 after starting the machine. The test software can be used to judge whether it is in a normal state. If there is no test software, you can Download LED8N test software to test on our website
If there are numbers on the customer’s display, it is in the normal receiving state. At this time, if the POS system software still does not display, or the display is incorrect, please contact the software supplier.

4. The keyboard cannot be used after booting?

First check whether the keyboard cable is plugged in properly, turn off the power and re-plug it. If it still doesn’t work, try another PC keyboard to see if the motherboard interface is broken. If it is determined that the keyboard is broken, please contact the dealer.

5. The receipt printer has power supply and the status is normal, but it does not print receipts when collecting money? Do you want to install the driver?

The receipt printer also needs the support of the POS system software. If the POS system software you use supports the receipt printing provided by Jicheng Company, you can consult the POS system software supplier.
As for whether you need to install the driver, you need to know that the POS system software you use uses the command method to print the receipt. If you print by command, you do not need to install the driver. The POS system software developer has written the command of the receipt printer into the POS software. If the software does not have its own driver, you must manually install the driver to print the receipt normally. Installation method: Click “Add Printer” in the control panel, and then select the file directory where the driver is located.Follow the prompts to complete the installation. Another way is to click SETUP.EXE in the CD-ROM to install, click “Next step to select the corresponding driver” to complete the driver installation, the receipt printer driver provided by Jicheng Technology can be installed in the random It can be found in the CD-ROM, or downloaded from the website. After installing the driver, print the test page first. If the test page can be printed normally, it means that the printer has no problem and needs debugging software. If you can’t print the test page, you can try to change the data cable of the printer first (the distance between the data cable of the printer should not exceed 5 meters), if the change of the cable does not work, check the printer yourself (method: turn off the printer switch, press and hold the front to feed the paper) Press and hold the key for 3-5 seconds, and then turn it on again. At this time, the printer will display some self-checking messages.) If the printed message has garbled characters or no paper at all, it means that there is a problem inside the printer, please send it to the supplier for repair.

6. Why does the cash drawer of the cash register not pop up automatically?

The general cash drawer is driven by a receipt printer. First, observe whether the guide rail of the cash drawer is deformed or stuck. After the cash drawer is opened, it is difficult to close it. Check whether the foam in the cash drawer is taken out. If the foam is removed, check whether the guide rail of the cash drawer is deformed, and check whether the driving signal connecting line between the cash drawer and the receipt printer is connected correctly. Pass. If the cash drawer you are using is in the third gear, the lock position is in the locked state and cannot be automatically opened. Please adjust it to the state where the key hole is perpendicular to the horizontal plane. In addition, the automatic opening of the cash drawer is also related to the POS system software. , check whether the POS system software is adjusted properly, and whether it can be opened manually. If it can be opened manually, please directly set the printer to drive the cash drawer. If it can be ejected, please contact your POS system software supplier for debugging.

7. Why is the network disconnected or disconnected from time to time?

Check whether the network cable is connected or disconnected, whether the network card light is on, whether the crystal head is damaged, whether the switch is working normally, and you can try another network cable.

8. Why can’t the machine pass the POST?

Solution: Power off, shut down, re-plug and unplug, connect the keyboard and mouse, and restart the machine. If it still fails to pass the power-on self-test, please contact the relevant technical personnel.


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