Mitsubishi Electric MELSEC-Q QD75M User Manual page 704

15 TROUBLESHOOTING
Related buffer memory address
Axis 1 Axis 2 Axis 3
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Auto tuning
30108 30208 30308
Servo response
30109 30209 30309
Input signal logic selection
31 181 331
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Check point
Axis 4
—
—
—
—
—
—
—
30408
30409
481
—
Review operation program.
Take measures against noise.
Change QD75M.
Connect the connector of the SSCNET cable.
Change the SSCNET cable.
Change the servo amplifier.
Connect terminal connector.
Change the servo amplifier.
Change the parameter value to within the setting
range.
Change the servomotor.
• Change the servo amplifier or cooling fan.
• Reduce ambient temperature.
Review operation method.
Change the servo amplifier or cooling fan.
Review environment so that ambient temperature
is 0 to 40°C.
• Reduce load.
• Review operation pattern.
• Use servomotor that provides larger output.
Change the servomotor.
• Reduce load.
• Review operation pattern.
• Use servomotor that provides larger output.
• Repeat acceleration/deceleration to execute
" Pr.108 Auto tuning".
• Change " Pr.109 S
• Set " Pr.108 Auto tuning" to OFF and make gain
adjustment manually.
• Review operation pattern.
• Install limit switches.
Connect correctly.
15 - 41
MELSEC-Q
Corrective action
" setting.
ervo response