Mitsubishi Electric Q172DCPU User Manual page 167

6 INSPECTION AND MAINTENANCE
(i) Flowchart for when "AL"
""AL" (flashes 3 times)
occurrence.
The following shows the flowchart when the ""AL" (flashes 3 times)
Steady "S01" display" displays during operation.
"AL" "S01" displays on 7-segment
LED.
Confirm details of error by Motion
CPU error batch monitor of
MT Developer.
Remove the error cause of servo
amplifier, and then execute the servo
error reset (M3208+20n ON) or
re-turn on the servo amplifier power
supply.
Does "AL"
disappear on
7-segment LED?
END
"S01" displays on 7-segment LED
Steady "S01" display" displays at the servo error
"S01"
NO
YES
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