Siemens SINUMERIK 840D Operating Manual page 234

Creating a ShopMill program
7.10 Repeating program blocks
Procedure
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1. Position the cursor at the program block, behind which a program
block that will be repeated should follow.
2. Press the "Various" softkey.
3. Press the ">>" and "Repeat progr." softkeys.
3. Press the "Set marker" and "Accept" softkeys.
A start marker is inserted behind the actual block.
4. Enter the program blocks that you want to repeat later.
5. Press the "Set marker" and "Accept" softkeys again.
An end marker is inserted after the actual block.
6. Continue programming up to the point where you want to repeat the
program blocks.
7. Press the "Various" and "Repeat progr." softkeys.
8. Enter the names of the start and end markers and the number of times
the blocks are to be repeated.
9. Press the "Accept" softkey.
The marked program blocks are repeated.
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
Milling