The ticket printer has no reaction how to deal with it.

1. The alarm cannot be printed online after the ticket printer is powered on.

Phenomenon: Turn on the printer power switch, the printer “嘎, 嘎” sounds, and alarms, the system prompts that it cannot print online.

Exclusion: This has a lot to do with the use environment and daily maintenance. This problem is more likely to occur if the printer is used in a poor environment and is dusty. Because dust accumulates on the axis of the print head and mixes with the lubricating oil, it accumulates more and forms a large resistance, which makes the print head unable to move smoothly, resulting in inability to print online. You can turn off the power, wipe the shaft with soft paper, then drop the sewing machine oil, repeatedly move the print head to wash out the dirty things, and finally put the oil on the clean shaft and move the print head to evenly distribute it. It will work normally when you turn it on.

Expert Tip: In order to extend the life of the printer, pay attention to the dustproof and working environment temperature of the printer, and provide it with a small dust, temperature (the ambient temperature is generally 10-40 degrees, too high or too low is not good), A place where sunlight cannot be directed.

Second, the bill printer did not respond

Symptom: After the print command is issued, the printer does not respond, and the system prompts whether the printer is online and the cable connection is normal.

Cause: There are many reasons for the printer not printing. There are printers and computers. The following are introduced separately:

Exclusions: 1. Check if the printer is online. On most printers, there is a light next to the "OnLine" button that indicates the online status. Normally the line should be steady on. If the indicator is not lit or flashing, the connection is not normal. Check whether the printer is powered on, the printer power switch is turned on, and the printer cable is properly connected. If the online indicator is normal, turn off the printer and then turn it on again to see if the print test page is working.

2. Check if the printer is set as the default printer. Click "Start - Settings - Printer" to check if there is a black small hook on the currently used printer icon, and then set the printer as the default printer. If there are no printers in the Printers window, click the Add Printer icon and follow the prompts to install.

3. Check if the current printer is set to pause printing. This is done by right-clicking the printer icon in the Printers window and checking for a small hook on the Pause Printing option in the drop-down menu that appears. If you selected Pause Printing, deselect this option.

4. Check if the remaining space on the computer's hard disk is too small. If the system hard disk free space is less than 10MB, you can't print. Check the hard disk icon in "My Computer" by installing Windows, select "Properties", check the hard disk space in the "General" tab, if the hard disk If the remaining space is less than 10MB, you must empty the Recycle Bin and delete temporary files on the hard disk, expired or no longer used files, to free up more space.

5. Check that the printer driver is appropriate and that the print configuration is correct. In the "Details" option in the "Printer Properties" window, check the following: In the "Print to the following port" selection box, check that the printer port settings are correct, the most commonly used port is "USB port", and some printers also use the parallel port. If you cannot print large files, you should mainly check the "Timeout Settings" values ​​in the "Timeout Settings" column. This option is only valid for printers that are directly connected to the computer, and is not valid when using a network printer.

6. Check if the printer port is turned on in the computer's BIOS settings. In the BIOS setting, if it is a parallel port printer, the port to be used should be set to “Enable”. Some printers do not support the ECP type of print port signal. The print port should be set to “Normal or ECP+EPP” mode; if it is a USB interface printer, The USB device interface should be opened.

7. If there is a virus in the computer, the printer will not print. In this case, check whether there is a virus in the computer. If you need to use anti-virus software for anti-virus.

8. Check if the printer driver is damaged. You can reinstall the printer driver by right-clicking the printer icon, selecting "Delete", and then double-clicking "Add Printer".

9. The printer input tray has no paper or paper jam, and the printer toner cartridge, ribbon or toner cartridge is valid. If it is invalid, it cannot be printed.

10. If the above method still cannot solve the problem, it may be that the parallel port of the computer is broken and the computer needs to be repaired.

Expert Tip: When checking if the printer cable is connected correctly, you need to unplug the printer cable from the parallel port of the main unit. At this time, be sure to turn off the main unit and do not plug it in or out. Otherwise, the printer may be damaged.

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