Mitsubishi Electric Melsec-Q172DCPU User Manual page 217

6 INSPECTION AND MAINTENANCE
connected from target axis near
Explain the error symptom and get
advice from our sales representative.
(j) Flowchart for when servo amplifier does not start
The following shows the flowchart for when servo amplifier does not start.
Servo amplifier does not start.
Is there error display
on 7-segment LED of Motion
CPU module?
YES
Is the target axis set in
the system setting?
YES
Is the connection of
SSCNET cable correct?
YES
Is the axis select
rotary switch setting of servo
amplifier correct?
YES
Is the servo amplifier
controller started?
YES
NO
Remove the error cause.
NO
Does servo amplifier start?
NO
Set the target axis in the system
setting.
NO
Does servo amplifier start?
NO
Connect the SSCNET
NO
Does servo amplifier start?
NO
Set the axis select rotary switch
correctly.
NO
Does servo amplifier start?
NO
Remove the error cause of servo
amplifier that does not start.
NO
Does servo amplifier start?
6 - 28
YES
YES
cable correctly.
YES
YES
YES
END