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Log - HEIDENHAIN TNC 426 CB Service Manual

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Error message
Operating
parameters erased
Op. state MCU not
equal CCU
Movement
monitoringerror in
%.1s A
Movement
monitoringerror in
%.1s B
Reference to
specific block not
permitted
Reference to CC
block not permitted
Reference to block
%.6s : No DEL
BLK FORM cannot
be shown
Hole diameter too
large
Hole diameter too
small
C330 Motor temp.
too high
C340 Unknown
counter compnt
November 2001
Error
Cause of error
number
n
947
The machine parameters have been
erased and the PLC program is
missing.
n
2877
The automatic SRG, SBH, and SH
operating states of the MCU and
CCU are compared cyclically. If the
values remain unequal for longer
than 200 ms, a Stop 1 is released.
n
40
The axis is moving at least 4 times
slower or faster than commanded
by the nominal speed command
output.
n
43
The motor is moving while the axis
slides are stationary or vice versa.
522
FK programming: Relative references
are possible only to the last
64 positioning blocks:
n
A reference is made to a more
distant block.
n
A reference is made to a block,
which at that point in the program,
would lead to more than one FK
solution.
n
523
FK programming: You programmed
a relative reference to a CC block.
n
1125
FK programming: You have
attempted to delete a part-program
block to which another block refers.
863
The workpiece blank cannot be
displayed:
n
The workpiece blank is not fully
defined.
n
One edge has a negative length.
n
The longest edge is too large or too
small.
n
Ratio of edge lengths is excessive.
n
2509
Probing cycle for workpiece
measurement: Tolerance for hole
diameter exceeded.
n
Cycle 208: The programmed hole
diameter (Q335) cannot be
machined with the active tool.
n
2508
Probing cycle for workpiece
measurement: Hole diameter too
small for tolerance.
n
Measured motor temperature is too
high.
n
No temperature sensor.
n
Motor encoder cable is defective.
n
Entry in motor table is incorrect.
n
Incorrect or defective temperature
sensor was installed.
n
Hardware defective.
n
Incorrect software version.
Corrective action
n
Enter new operating parameters.
n
Press CE to acknowledge the error
message.
n
Switch on the machine.
n
Inform your service agency.
n
Check software version.
n
Check machine parameter 1140.x .
n
Inform your service agency.
n
Check MP2800.x.
n
Inform your service agency.
n
Change the relative reference.
n
Change the relative reference.
n
First edit the referring block, then
delete the reference.
n
Edit the part program.
n
Check the workpiece, and if
necessary the measuring log.
n
Cycle 208: Use larger tool: Hole
diameter must not be larger than
twice tool diameter.
n
Check the workpiece, and if
necessary the measuring log.
n
Let the motor cool down.
n
Inform your service agency.
n
Check the motor encoder cable.
n
Check the entry in the motor table.
n
Measure the temperature sensor
(2000[Ohm] at 25[°C]).
n
Inform your service agency.
n
Check software version.
n
Exchange drive control board.
2 – 15

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Tnc 426 pbTnc 426 mTnc 430 caTnc 430 paTnc 430 m