HEIDENHAIN TNC 620 (73498x-01) ISO programming - Manual (Page 348)

348 Manual operation and setup
13.1 S
w
itc
h
-on, switc
h
-of
f
Switch-off
To prevent data from being lost at switch-off, you need to shut down
the operating system of the TNC as follows:
U Select the Manual Operation mode
U Select the function for shutting down, confirm again
with the YES soft key
U When the TNC displays the message NOW IT IS SAFE
TO TURN POWER OFF in a pop-up window, you may cut
off the power supply to the TNC
Inappropriate switch-off of the TNC can lead to data loss!
Remember that pressing the END key after the control
has been shut down restarts the control. Switch-off
during a restart can also result in data loss!