M-Series Operator’s Manual 4/9/15 15-8
Number
Message Cause & Effect Action
456 axis scale
encoder
quadrature error
The scale encoder skipped a transition
state on its count-up/count-down
sequence. May indicate a bad encoder
or a loose or severed encoder cable.
This will stop all motion and cancel the
job.
Reconnect/replace scale encoder or
scale encoder cable.
457 Unable to find
home
A commanded move was seeking either
an index pulse or a hard stop, but
neither was found.
Reconnect/replace encoder or encoder
cable if move was seeking an index
pulse. Check that hard stop was not
broken off nor overrun.
459 TT1 or Probe is
not connected
A Tool Measure operation aborted
because the required TT1 or Probe is
not connected.
Check TT1 or Probe wiring and plug.
460 TT1 and Probe
are both
connected
A Tool Measure operation aborted
because both a TT1 and Probe were
connected.
Make sure TT1 and Probe are not
plugged in at the same time. Also
check wiring.
461 Spindle axis is
not set
An operation aborted because the
spindle axis parameter (P35) has an
incorrect value.
Contact dealer.
462 Triangular
Rotary Axis Out
of Range
A triangular rotary axis (on a tilt table
or articulated head machine) is at a
position which is out of range for
angular calculation.
Contact dealer.
470 brake wattage
exceeded
The brake wattage was exceeded on the
indicated ACDC drive.
Contact dealer.
487 Invalid tilt table
parameters
One or more values in the tilt table
configuration is incorrect.
Contact dealer.
CNC syntax errors
Number Message Cause & Effect Action
501 Invalid character on
line NNNNN
Invalid character on CNC line. Job cancelled.
Remove character from
program.
502 Invalid G code on line
NNNNN
Invalid G code encountered on CNC line.
Job cancelled.
Correct invalid G-code.
503 Invalid M function on
line NNNNN
Invalid M function encountered on CNC line.
Job cancelled.
Correct invalid M-code.
504 Invalid parameter on
line NNNNN
Invalid or missing number after letter. Job
cancelled.
Correct program.
505 Invalid value on line
NNNNN
Value out of range (T, H, D). Job cancelled. Correct program.
506 Only 1 M code per line
More than one M code appears on the line.
Job cancelled.
Move 2
nd
M-code to next
line.
507 No closing quote The closing quotation mark (“) is missing.
Job cancelled.
Add quotation.
508 Macro nesting too deep
Macro nesting limit exceeded on attempt to
invoke a subroutine. Job cancelled.
Create a second program.
509 Option not available Attempt to access a locked software option.
Job cancelled.
Contact Dealer.
510 Too many macro arg’s Too many arguments were given in a G65
macro. Job cancelled.
Correct number of
arguments.
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