How to remove gray line on the blank label of TSC Printer?
- DDavid ThompsonSep 3, 2025
If your TSC Printer shows a gray line on the blank label, try to resolve it by: * Cleaning the print head. * Cleaning the platen roller.

How to remove gray line on the blank label of TSC Printer?
If your TSC Printer shows a gray line on the blank label, try to resolve it by: * Cleaning the print head. * Cleaning the platen roller.
What to do if my TSC MH641 displays 'Carriage Open'?
To address a 'Carriage Open' error on your TSC Printer, close the print carriage.
How to fix label skew on a TSC MH641 Printer?
If the label feeding is not stable (skewed) when printing with your TSC Printer: * If the label is moving to the right, move the label guide to the left. * If the label is moving to the left, move the label guide to the right.
How to troubleshoot a TSC MH641 Printer when the power indicator is off?
If your TSC Printer's power indicator is not illuminating, please check the following: * Ensure the power cord is properly plugged into both the printer and the outlet. * Make sure the printer is switched on.
Why is my TSC MH641 Printer skipping labels when printing?
If your TSC Printer is skipping labels when printing, take these steps: * Check if the label size is set up correctly. * Calibrate the sensor using Auto Gap or Manual Gap options. * Clear the GAP/Black mark sensor with a blower.
How to fix a paper jam on a TSC MH641?
If your TSC Printer shows a 'Paper Jam' error, try the following: 1. Calibrate the media sensor. 2. Set the correct media size. 3. Remove any stuck labels from inside the printer mechanism.
Why is my TSC Printer not printing anything on the label?
If your TSC Printer is not printing on the label, follow these steps: * Load the media and ribbon according to the instructions. * Verify the ribbon is properly installed with the inked side facing the correct direction. * Calibrate the gap/black mark sensor.
How to improve print quality on a TSC MH641 Printer?
If you are experiencing poor print quality with your TSC Printer, consider the following: * Reload the supply. * Clean the print head and platen roller. * Adjust the print density and print speed. * Run a printer self-test and check the print head test pattern for missing dots. * Change to a proper ribbon or label media. * Adjust the printhead pressure adjustment knob. * Ensure the release lever latches the printhead properly.
| Print Method | Thermal Transfer / Direct Thermal |
|---|---|
| Print Resolution | 203 dpi (8 dots/mm) |
| Maximum Print Width | 104 mm (4.09") |
| Communication Interface | USB 2.0, RS-232 |
| Label Thickness | 0.003 - 0.008" (0.075 - 0.2 mm) |
| Power Supply | 100 - 240 VAC, 50/60 Hz |
| Operating Temperature | 5 ~ 40 °C (41 ~ 104 °F) |
| Storage Temperature | -4 - 140°F (-20 - 60°C) |
| Operating Humidity | 85% non-condensing |
| Maximum Print Length | 39.37" (1000 mm) |
Information regarding Wi-Fi RF exposure compliance and installation.
Details on Bluetooth RF exposure limits and operating conditions.
Guide to operating the printer through its LCD display and touch screen.
Explains the meaning of LED indicators and the functions of the printer's keys.
Details the power-on utilities for calibration, self-test, and factory default settings.
Instructions for placing, connecting, and powering on the printer for initial use.
Procedure for correctly installing a ribbon into the printer.
Procedure for loading standard media rolls onto the printer spindles.
Adjusting print head pressure for best print quality on different media.
Adjusting ribbon tension to prevent wrinkles and ensure print quality.
Fine-tuning printer mechanisms to prevent ribbon wrinkles and improve print quality.
Checking and maintaining the print head (TPH) condition for optimal performance.
Instructions for accessing the main menu and navigating through its options.
Procedure for calibrating the printer's media sensors for accurate detection.