Mitsubishi MELSEC-Q QD77MS, User Manual

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Chapter 16 Troubleshooting
(b) Error and Solution, Intelligent Module Information
• Error and Solution
Details of the selected in the "Error History List" and its corrective action
are displayed.
• Intelligent Module Information
The QD77MS status when the error selected in the "Error History List"
occurred is displayed.
Item Description
Start axis The axis No. requested to start is stored.
Positioning start No.
The start No. at positioning start is stored.
(Note-1)
Axis in which the error occurred The axis No. in which the error occurred is stored.
Axis error occurrence (Data No.)
The positioning data No. currently being executed in which the error occurred is stored.
(Note-1), (Note-2)
Current feed value The current feed value (at the time of error) of the error axis is stored.
State of the input signal [X0 to XF] The status of input signals [X0 to XF] (at the time of error) is stored (in binary).
State of the input signal [X10 to X1F] The status of input signals [X10 to X1F] (at the time of error) is stored (in binary).
State of the output signal [Y0 to YF] The status of output signals [Y0 to YF] (at the time of error) is stored (in binary).
State of the output signal [Y10 to Y1F] The status of output signals [Y10 to Y1F] (at the time of error) is stored (in binary).
• Axis 1 upper limit signal
• Axis 1 lower limit signal
• Axis 1 stop signal
• Axis 1 external command signal/
switching signal
• Axis 1 near-point signal
The status of axis 1 external input signals (at the time of error) is stored.
• Axis 2 upper limit signal
• Axis 2 lower limit signal
• Axis 2 stop signal
• Axis 2 external command signal/
switching signal
• Axis 2 near-point signal
The status of axis 2 external input signals (at the time of error) is stored.
• Axis 3 upper limit signal
• Axis 3 lower limit signal
• Axis 3 stop signal
• Axis 3 external command signal/
switching signal
• Axis 3 near-point signal
The status of axis 3 external input signals (at the time of error) is stored.
QD77MS4
display
• Axis 4 upper limit signal
• Axis 4 lower limit signal
• Axis 4 stop signal
• Axis 4 external command signal/
switching signal
• Axis 4 near-point signal
The status of axis 4 external input signals (at the time of error) is stored.
QD77MS16
display
• Axis in which the error occurred
(Upper limit signal)
• Axis in which the error occurred
(Lower limit signal)
• Axis in which the error occurred
(Stop signal)
• Axis in which the error occurred
(External command signal/
switching signal)
• Axis in which the error occurred
(Near-point signal)
The status of axis in which the error occurred external input signals (at the time of
error) is stored.
Servo alarm The alarm code detected by servo amplifier is stored.
(Note-3)
(Note-1): "0" is stored at the servo error occurrence.
(Note-2): The current cam data No. is displayed for output axis of synchronous control.
(Note-3): "0" is stored unless the servo error occurs.