HEIDENHAIN TNC 640 (34059x-04) Cycle programming - Manual (Page 267)

MIRRORING (Cycle 8, DIN/ISO: G28) 11.5
11
TNC 640 | User's Manual Cycle Programming | 3/2014
267
Please note while programming:
If you mirror only one axis, the machining direction
is reversed for the milling cycles (Cycles 2xx).
Exception: Cycle 208, in which the direction defined
in the cycle applies.
Cycle parameters
Mirrored axis?: Enter the axis to be mirrored. You
can mirror all axes except for the spindle axis—
including rotary axes—with the exception of the
spindle axis and its associated auxiliary axis. You can
enter up to three axes. Input range: Up to three NC
axes
X, Y, Z, U, V, W, A, B, C
NC blocks
79 CYCL DEF 8.0 MIRROR IMAGE
80 CYCL DEF 8.1 X Y Z