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An error occurred in the PMC. The PMC control circuit on the motherboard may be faulty.

CPU error (abnormal interrupt). The motherboard or CPU card may be faulty.

The digital servo module is not installed.
Check that the servo control module or servo interface module on the
main CPU or option 2 board is mounted securely.

This is a watchdog timer alarm related to the sub-CPU board or a
servo system alarm for axis 5 or 6. Replace the sub-CPU board or
the axis-5/6 control PC board.

This is a watchdog timer alarm or a servo system alarm for axis 1 to
4. Replace the master or axis control PC board.

For an SRAM parity error, initialize the memory. If the error subsequently
quently recurs, or in the case of a DRAM parity error, replace the
FROM and SRAM modules or memory or spindle modules.
Subsequently, set the parameters and all other data again.

For an SRAM parity error, initialize the memory. If the error subsequently
quently recurs, or in the case of a DRAM parity error, replace the
FROM and SRAM modules or memory or spindle modules.
Subsequently, set the parameters and all other data again.

This RAM parity error is related to low-order bytes. Replace the
memory PC board.

This RAM parity error is related to low-order bytes. Replace the
memory PC board.

A parity error occurred in the CNC, macro, or servo ROM. Correct the contents of the flash ROM having the displayed number.