First, the use of thermal printer precautions
The printer is the main consumable part of the POS cash register. The life of the printer is closely related to the environment of the printer, the operating method and so on. Therefore, the software has always believed that the correct use of the printer and pay attention to the daily maintenance to extend its life is very helpful.
1, before using the printer, please do not turn on the printer first power, you should first check the printer, the plug completely plug and then start.
2, must use the original equipment with the power and cable, or the printer may cause permanent damage.
3, must use the requirements of the paper roll, (such as the thickness of paper, width, etc.), please regularly clean the printer, pay attention to the movement of the thermal film on the dirt, if you should use a clean cotton dip alcohol gently wipe, so as not to affect the print The
4, please do not choose the end of the paper stickers on the paper roll, otherwise the printer will not be able to correctly Thermal Printer measure the end of the paper when the paper continues to wear paper will cause damage to the printer bad machine head and motherboard.
5, such as the replacement of the printer interface card, you must confirm the printer power adapter and the printer has been disconnected,
6, do not put the printer in a wet or dusty environment, otherwise the printer board will oxidize to reduce the service life.
7, try not to foreign body into the printer to avoid the printer can not work properly, reduce unnecessary losses.
8, when the smell or strange sound, etc., please immediately turn off the printer power, otherwise it may cause a fire or other unexpected loss.
9, the printer is prohibited to put other items. When the printer is not in use for a long time, please unplug the power plug from the power outlet.
10, please do not disassemble, move, drag, if any, please contact the maintenance technician.
11, such as the printer in the event of serious physical damage, man-made damage or do not follow the above specifications to Thermal Printer make the printer damage will be held accountable.
12, do not take the same outlet with high-power electrical appliances, so as to avoid voltage instability burn control panel or interface card
Daily maintenance of thermal printers
Second, the common failure of thermal models
Printer alarm and status description
2 sound alarm: cover did not cover good
3 sound alarm: the printer is out of paper
4 sound alarm: cutter failure
The print is not clear or the content is not printed
1, the printer heat-sensitive tablets stained with dirt need to clean.
2, after a long time to use the print is not clear You can switch the switch SW2-3, SW2-4 to adjust the print intensity, still can not be used normally need to replace the movement of heat sensitive film)
3, the machine internal dust or cockroaches caused more hardware damage.
The printer has four alarm problems
1, when there is a knife knife, the first turn off the printer to open a small front cover, toggle cutter gear, the cutter normal reset, clean the cutter after the use of foreign matter or re-factory maintenance.
2, the printer cutter failure, there are scraps of paper or foreign body stuck cutter gear, or cutter damage.
3, the printer or cutter have physical damage, such as fall pry injury.
4, the printer cutter and the main control board cable off. As the cutter structure is complex, it is recommended to return to factory testing and maintenance.
The printer prints white paper or prints half
1, please check whether the movement cable is loose.
2, due to water or voltage instability caused by the printer movement hot film burned. Replace the new movement.
3, due to water caused by the main control board burned.
4, due to water caused by the movement of the cable line burned.
5, check the thermal paper.
1, make sure the printer baud rate is set correctly, adjust the DIP switch SW1-7, SW1-8 to change the baud rate
2, parallel port drive print garbled, please confirm the computer host BIOS inside the parallel port mode settings (generally choose EPP mode)
3, the Chinese font is lost