121.

"This file cannot be used." message appears on the LCD. What does it mean?

122.

"OK to delete the setting?" message appears on the LCD. What does it mean?

123.

How do I wind the bobbin?

124.

"OK to automatically lower the presser foot?" message appears on the LCD. What does it mean?

125.

"Not enough available memory to save the pattern. Delete another pattern?" message appears on the LCD. What does it mean?