HEIDENHAIN TNC 410 - Manual (Page 259)

11 Test Run and Program Run 246
11
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11.5 Optional Block Skip
In a test run or program run, the TNC can skip over blocks that begin
with a slash (/):
ú To run or test the program with the blocks preceded
by a slash, set the soft key to OFF.
ú To run or test the program without the blocks
preceded by a slash, set the soft key to ON.
This function does not work for TOOL DEF blocks.
11.6 Optional Program Run Interruption
The TNC optionally interrupts the program or test run at blocks
containing M01. If you use M01 in the Program Run mode, the TNC
does not switch off the spindle or coolant.
ú Do not interrupt program run or test run at blocks
containing M01: Set soft key to OFF
ú Interrupt program run or test run at blocks containing
M01: Set soft key to ON