User`s manual

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6 INSPECTION AND MAINTENANCE
(e) Flowchart for when "AL" "A1" " " displays on 7-segment
LED.
""AL" (flashes 3 times) Steady "A1" display " "" displays at the self-
diagnosis error occurrence.
The following shows the flowchart when the ""AL" (flashes 3 times)
Steady "L01" display
" "" display" displays during operation.
: 4-digits error code is displayed in two sequential flashes of 2-digits each.
END
NO
YES
YES
NO
YES
NO
"AL" "L01" " " displays
on 7-segment LED.
Hardware cause fault?
Correct each Multiple CPU system
setting based on the error causes .
Noise cause?
Take measures against noise.
Reset the Multiple CPU system.
Does "AL" "L01"
" " disappear on 7-segment
LED.
Explain the error symptom and get
advice from out sales representative.
Confirm details of error by Motion
CPU error batch monitor of
MT Developer.