Yasnac alarm: 400 - SEQ ERROR
SEQUENCE ERROR (2)
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Yasnac LX2 CNC control alarms and error codes for machinery repair.
TAPE READING IN ERROR (OFF-LINE)
MEMORY VERIFYING ERROR (OFFLINE)
CPU ERROR (2)
CPU ERROR (1)
ROM CHECK ERROR. RAM CHECK ERROR. REQUIRES HARDWARE CHECK.
RAM CHECK ERROR
SEQUENCE ERROR (2)
TAC GENERATOR ERROR Y or Z
Possible encoder, cable, or drive is bad. Swap encoder or drive to try to determine which is the problem. Also some alarms come up on drive on power up with only the main breaker. If it does it
X-AXIS SERVOPACK ALARM X
AXIS CPU ERROR (X) 1
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