Mitsubishi Melsec-Q QD75D1, User Manual

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MELSEC-Q
15 TROUBLESHOOTING
Classification
of errors
Error
code
Error name Error Operation status at error occurrence
803 PLC CPU error
The CPU module resulted in an
error.
At start: The system will not operate.
During operation:
The system stops with the
setting (deceleration
stop/sudden stop) of the
detailed parameter 2 sudden
stop selection
(stop group 2).
(Note that the deceleration stop only
occurs during the manual pulse
generator operation.)
804
Dedicated instruction
error
• The Z.ABRST instruction is
executed with the status set to
other than 0 (at the start of
communication with the servo-
amplifier).
• The status of the Z.ABRST
instruction is changed during
absolute position restoration
(during communication with the
servo-amplifier).
• The ZP.PSTRT instruction is
executed with the start No. set to
other than 1 to 600, 7000 to 7004
and 9001 to 9004.
• The ZP.TEACH instruction is
executed with the teaching data
selection set to other than 0 and 1.
• The ZP.TEACH instruction is
executed with the positioning data
No. set to other than 1 to 600.
• The instruction of a non-existent
axis is specified by the Z.ABRST ,
ZP.PSTRT or ZP.TEACH
instruction.
The function corresponding to the
instruction is not executed.
805
Flash ROM write
number error
Data is written to the flash ROM
continuously 25 times or more from
the sequence program.
I/F
806
Dedicated instruction
I/F error Mismatching occurs between the
CPU module and QD75.
At start: The system will not operate.