4. AUTOMATIC OPERATION
This function specifies Sequence No. or Block No. of a block to be
restarted when a tool is broken down or when it is desired to restart
machining operation after a day off, and restarts the machining operation
from that block. It can also be used as a high–speed program check
There are two restart methods: the P–type method and Q–type method.
Operation can be restarted anywhere. This restart method is
used when operation is stopped because of a broken tool.
Program start point (machining start point)
Before operation can be restarted, the machine must be
moved to the programmed start point (machining start point)
Program start point
(machining start point)