
8.ALARM MESSAGE B-64004EN/02
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Number Message Description
SV0387 ABNORMAL ENCODER(EXT) An abnormality occurred on a separate detector. For more information,
contact the scale manufacturer.
SV0445 SOFT DISCONNECT ALARM The digital servo software detected a disconnected Pulsecoder.
SV0448 UNMATCHED FEEDBACK ALARM The sign of the feedback signal from the standalone detector is
opposite to that from the feedback signal from the built–on Pulsecoder.
SV0453 SPC SOFT DISCONNECT ALARM
Software disconnection alarm of the α pulse coder.
Turn off the power to the CNC, then remove and insert the pulse coder
cable. If this alarm is issued again, replace the pulse coder.
SV0460 FSSB DISCONNECT The FSSB connection was discontinued. Or, the FSSB connection
cable was disconnected or broken.
The amplifier was turned off.
In the amplifier, the low-voltage alarm occurred.
SV0462 SEND CNC DATA FAILED The correct data could not be received on a slave side because of the
FSSB communication error.
SV0463 SEND SLAVE DATA FAILED The correct data could not be received in the servo software because of
the FSSB communication error.
SV0474 EXCESS ERROR(STOP:SV ) The Servo detected that the positional deviation during stopping
exceeded the parameter (No. 1839, No.1842) setting value.
SV0475 EXCESS ERROR(MOVE:SV) The Servo detected that the positional deviation during traveling
exceeded the parameter (No. 1838, No.1841) setting value.
SV1067 FSSB:CONFIGURATION
ERROR(SOFT)
The FSSB configuration error occurred. (Detected in software).
Or, there is a difference in the type of connected amplifier and FSSB
setting.
SV5134 FSSB:OPEN READY TIME OUT In the initialization, the FSSB could not be in an open ready sate. The
axis card is thought to be defective.
SV5136 FSSB:NUMBER OF AMP. IS
INSUFFICIENT
The number of amplifier identified by the FSSB is insufficient than the
number of control axes. Or, the setting of the number of axes or the
amplifier connection is in error.
SV5137 FSSB:CONFIGURATION ERROR An FSSB configuration error occurred.
The connecting amplifier type is incompatible with the FSSB setting
value.
SV5139 FSSB : ERROR Servo initialization did not terminate normally.
The optical cable may be defective, or there may be an error in
connection to the amplifier or another module.
Check the optical cable and the connection status.
SV5197 FSSB:OPEN TIME OUT The initialization of the FSSB was completed, but it could not be
opened. Or, the connection between the CNC and the amplifier in is
incorrect.
SV5311
FSSB:ILLEGAL CONNECTION
1. This alarm is issued if axes, whose servo axis numbers (parameter
No. 1023) are even and odd numbers, are allocated to the amplifiers
connected to the FSSBs of different paths.
2. This alarm is issued if an attempt is made to set up for use of the
pulse modules connected to the FSSBs of different paths. And the
system did not satisfy the requirements for performing HIGH SPEED
HRV control.