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MITSUBISHI CNC
Appendix 2 Explanation of Alarms
Z57 System warning
Details
Program memory capacity has been set over the value that can be formatted.
An expansion device/expansion cassette has not mounted after formatting.
The mounted expansion device/expansion cassette is different from the one that was mounted at
formatting.
Remedy
Check the followings.
- Program memory capacity
- Mounting of an expansion device/expansion cassette
- APLC release option
Z58 ROM write not completed
Details
A machine tool builder macro program has not been written to FROM after being registered/ edited/
copied/ condensed/ merged/ the number changed/ deleted.
Remedy
- Write the machine tool builder macro program to FROM.
The program does not need to be written to FROM unless the editing operations and so on need to be
valid after the NC power OFF.
Z59 Acc/dec time cnst too large
Details
Acceleration and deceleration time constants are too large.
(This alarm is output at the same time as "T02 0206".)
Remedy
- Set the larger value for "#1206 G1bF(Maximum speed)".
- Set the smaller value for "#1207 G1btL(Time constant)".
- Set the lower feedrate.
556
- Quick Links:
- Device Configuration
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Troubleshooting
