Perform a factory reset on the Letratag LT100H label printer

To perform a factory reset on a LetraTag printer, just do this:

• Switch the Letratag printer OFF 
• Remove the tape cassette
• Press the following 3 buttons together and hold - [ON] + [Numlock] + [J]
• An erase message will be displayed and the machine will switch off

When you switch it back on it should have been reset and will ask for the language.