Mitsubishi QD75M1

15 - 41
MELSEC-Q
15 TROUBLESHOOTING
Related buffer memory address
Axis 1 Axis 2 Axis 3 Axis 4
Check point Corrective action
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.
Auto tuning
30108 30208 30308 30408
Servo response
30109 30209 30309 30409
• Repeat acceleration/deceleration to execute
"
Pr.108
Auto tuning".
• Change "
Pr.109
S
ervo response
" setting.
• Set "
Pr.108
Auto tuning" to OFF and make gain
adjustment manually.
Input signal logic selection
31 181 331 481
• Review operation pattern.
• Install limit switches.
— — — —
Connect correctly.