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6 INSPECTION AND MAINTENANCE
(1) Troubleshooting flowchart
The followings show the contents of the troubles classified into a variety of
groups according to the types of events.
Error-occurrence description
(a) "Flowchart for when "POWER" LED turns off""POWER" LED turns off
"A00" displays on 7-segment LED (c) "Flowchart for when "A00" displays on 7-segment LED"
" . . ." displays on 7-segment LED
Servo amplifier does not start
(f) "Flowchart for when "BT " displays on 7-segment LED"
(g) "Flowchart for when " . . ." displays on 7-segment LED"
(h) "Flowchart for when servo amplifier does not start"
" ." does not flash in the first digit of
7-segment LED
"AL" "L01" displays on 7-segment LED
"AL" "A1" " " displays on 7-segment
LED
"AL" "S01" displays on 7-segment LED
"BT " displays on 7-segment LED
(b) "Flowchart for when " ." does not flash in the first digit of
7-segment LED"
(d) "Flowchart for when "AL" "L01" displays on 7-segment
LED"
(e) "Flowchart for when "AL" "A1" " " displays on
7-segment LED"
Motion
CPU area
PLC
CPU area
"MODE" LED does not turn on
"MODE" LED is flickering
"RUN" LED turns off
"RUN" LED is flickering
"ERR." LED turns on/is flickering
"USER" LED turns on
"BAT. " LED (Yellow) turns on
(j) "Flowchart for when "MODE" LED does not turn on."
(k) "Flowchart for when "MODE" LED is flickering."
(l) "Flowchart for when "RUN" LED turns off."
(m) "When "RUN" LED is flickering."
(n) "Flowchart for when "ERR." LED turns on/is flickering."
(o) "When "USER" LED turns on."
(p) "When "BAT. LED turns on (yellow)."
."
(i) "Flowchart for when "AL" "S01" displays on 7-segment
LED"