TSC barcode printer common faults and solutions

TSC barcode printer may encounter a variety of common faults during use, the following are some common faults and their solutions:

First, print quality problems

The print is blurred or missed

Cause: The print head is dirty, worn, or incorrectly set.

Solution: Clean the print head regularly and wipe it gently with a special cleaning spray or cleaning cloth. If the print head is seriously worn, replace it with a new print head. At the same time, check and adjust the printer's printing speed, printing concentration and other Settings.

Barcode not clear

Cause: Excessive bar code content, improper density Settings or print head problems.

Solution: Shorten the barcode content, increase the barcode density, and ensure that the barcode density is within the allowable range of the machine resolution (such as 200dpi and 300dpi machines, the barcode density is generally more than 7mils). At the same time, check and clean the print head.

Two, paper feeding problems

Red light on or can not measure paper

Cause: The sensor does not detect paper or ribbon.

Solution: Retest the paper. Turn off the power of the printer, press and hold the PAUSE key to start the printer, and release the hand after the printer produces paper, and observe whether there is a retraction. If there is no action, you can try to initialize the machine (hold down the PAUSE and FEED keys at the same time to start, until the three display lights flash once and then let go), and then test the paper as described above.

Skipping phenomenon

Cause: The machine does not detect the paper or the paper is not standard.

Solution: Check whether the label paper is standard and the size of the label is consistent. If there is no problem with the paper, re-test the paper. Same method as above.

Paper jam

Reasons: Inappropriate paper type, incorrect placement, or debris inside the printer.

Solution: Use the right type and size of paper to ensure the correct loading of paper. If the paper is stuck, gently pull out the stuck paper, and check whether there is debris accumulation inside the printer.

Connectivity and communication issues

Unable to communicate with computer

Cause: Loose cable, driver problem, or equipment failure.

Solution: Check whether the cable is firmly connected, update or reinstall the driver, and check whether the device is working properly. Ensure that the connection between the printer and the computer is stable.

The machine does not respond when printing

Cause: The machine cannot receive data.

Solution: Check whether the data interface is connected incorrectly and ensure that the data cable is connected to the correct port. If the port Settings are incorrect, you can change the port Settings in the printer properties (for example, select LPT1).

4. Other common problems

The printing process is loud and difficult to cover

Reason: the ribbon reel is inverted.

Solution: Check whether the ribbon reel is inverted, and install it correctly.

Color back reel does not rewind

Cause: The color belt is not installed before startup, and the printer is thermal printing by default.

Solution: Install the ribbon and label correctly after the shutdown, and then turn on the machine. If not, initialize the machine.

The printed content is incomplete or garbled

Cause: Software printing program error.

Solution: Restart the printing program, re-create a new label and typeset, select the correct print driver for printing. If the problem persists, consider uninstalling and reinstalling the software, or replacing the computer for printing.

Label content offset

Cause: Sensor error or printer pressure imbalance.

Solution: Adjust the upper and lower position of the sensor according to the offset, or adjust the pressure screw on the print head to balance the printing pressure.

In summary, the common faults of TSC barcode printers are mostly related to print quality, paper feed, connection and communication. Through regular maintenance, correct operation, and timely adjustment of Settings, most faults can be effectively resolved. If you encounter complex problems, contact professional maintenance personnel for handling.