HEIDENHAIN TNC 370 User Manual page 77

4 Programming
4.1 Editing Part Programs
Editing and inserting words
Highlighted words can be changed as desired: simply overwrite the old
value with the new one. After entering the new information, press a
horizontal arrow key to remove the highlight from the block or confirm the
change with the END key. Conversational programming also enables you
to insert additional words into any desired block.
Erasing blocks and words
Funclian
Set the selected number to 0
Erase an incorrect number
Clear a non-blinking error message
Delete the selected word
Delete the selected block
Erase program sections:
First select the last block of the program section
to be erased.