Mitsubishi Electric MELSEC-LD77MS2 User Manual page 122

LD77MS2
LD77MS2
1
RUN AX
2
ERR.
LD77MS2
RUN
RUN LED is OFF.
ERR.
Steady RUN LED RUN
display.
ERR.
ERR. LED is
OFF.
RUN
Steady ERR. LED
ERR.
display.
RUN
Axis information 1
ERR.
to 16 are OFF.
Steady Axis
RUN
information 1 (or
ERR.
other axis) LED
display.
ERR. LED
RUN
remains flashing.
Axis information 1
ERR.
(or other axis)
remains flashing.
RUN
Steady all LEDs
display. ERR.
(2) The LED display indicates the following operation statuses of the Simple Motion
module and axes.
LD77MS4
RUN
ERR.
LED Display
LD77MS4
1 RUN
AX
2
AX
ERR.
1 RUN
AX
2
AX
ERR.
1
RUN
AX
2
AX
ERR.
1
RUN
AX
2
AX
ERR.
1
RUN
AX
2
AX
ERR.
AX 1 RUN
2
AX
ERR.
1 RUN
AX
2
AX
ERR.
Chapter 4 Installation, Wiring and Maintenance of the Product
LD77MS4
1
2
AX
3
4
LD77MS16
1 RUN
AX 1 2 3 4 5 6 7 8
2
9 10 11 12 13 14 15 16
3 ERR.
4
1
RUN AX 1 2 3 4 5 6 7 8
2
ERR. 9 10 11 12 13 14 15 16
3
4
1
RUN AX 1 2 3 4 5 6 7 8
2
ERR. 9 10 11 12 13 14 15 16
3
4
1
RUN AX 1 2 3 4 5 6 7 8
2
ERR. 9 10 11 12 13 14 15 16
3
4
1
RUN AX 1 2 3 4 5 6 7 8
2
ERR. 9 10 11 12 13 14 15 16
3
4
1 RUN AX 1 2 3 4 5 6 7 8
2
ERR. 9 10 11 12 13 14 15 16
3
4
1 RUN AX 1 2 3 4 5 6 7 8
2
3 ERR. 9 10 11 12 13 14 15 16
4
The symbols in the Display column indicate the following LED statuses:
: OFF, : ON, : Flashing
4 - 4
LD77MS16
LD77MS16
RUN AX 1 2 3 4 5 6 7 8
ERR. 9 10 11 1213 1415 16
Description
Hardware failure,
watch dog timer error
The module operates
normally.
System error
During axis stop,
during axis standby.
During axis
operation.
Axis error
Hardware failure