3. PROGRAM ERROR
I - 77
Error No. Details Remedy
P610 ILLEGAL PARA.
• The parameter setting is not correct.
• Check the program.
• Check the parameter.
P612 EXP. ERROR
A movement command for exponential
function interpolation was issued during
facing turret mirror image.
• Check the program.
P700 CMD-VALUE ILL.
Spindle synchronization was
commanded to a spindle that is not
connected serially.
• Check the program.
• Check the parameter.
P900 NO TANZ. SPEC
A normal line control command (G40.1,
G41.1, G42.1) was issued when the
normal line control specifications were
not provided.
• Check the specifications.
P901 TAN. AXIS G92
A coordinate system preset command
(G92) was issued to a normal line control
axis during normal line control.
• Check the program.
P902 TAN. AXIS LINE
• The normal line control axis was set to a
linear axis.
• The normal line control axis was set to the
linear type rotary axis II axis.
• The normal line control axis has not been
set.
• The normal line control axis was the same
as the plane selection axis.
• Correct the normal line control axis.
P903 PLANE CHG (TAN)
The plane selection command (G17,
G18, G19) was issued during normal line
control.
• Delete the plane selection command (G17,
G18, G19) from the program for normal line
control.
P990 PREPRO S/W ERR
Combining commands that required
pre-reading (nose R offset‚ corner
chamfering/corner rounding‚ geometric I‚
geometric IB‚ and fixed cycle for
compound lathe) resulted in eight or
more pre-read blocks.
• Reduce the number of commands that
require pre-reading or delete such
commands.
