Mitsubishi QD75M1, User Manual

Page: 746 / 882

15 - 99
MELSEC-Q
15 TROUBLESHOOTING
Related buffer memory
address
Axis 1 Axis 2 Axis 3 Axis 4
Servo
amplifier
status of
the warning
occurrence.
Check point Corrective action
Repair cable or battery changed.
— — — —
Change battery.
In-position range
30102 30220 30320 30420
Remove the cause of droop pulse occurrence.
— — — — OPR wasn't executed during operation command.
Creep speed
76, 77
226,
227
376,
377
526,
527
Reduce creep speed.
— — — —
Call the status display
and check regenerative
load ratio.
• Reduce frequency of positioning.
• Change regenerative brake option for the one with
larger capacity.
• Reduce load.
— — — —
Refer to error code
(2050, 2051) (Refer to
section 15.2.3)
Refer to error code (2050, 2051) (Refer to section
15.2.3)
— — — —
Take noise suppression measures.
— — — — Change servomotor.
Refer to section
5.2.7 to 5.2.10
Servo ON
continued
Set the parameter properly.
Servo emergency stop
selection
30123 30223 30323 30423
Check for safety and release the emergency stop.
— — — —
Check continuity status
of the SSCNET cable
— — — —
Repair cable or battery changed.
Change servo amplifier.
— — — —
— — — —
Change QD75.
— — — —
Servo OFF
Switch on main circuit power.