Yaskawa MP930 - Manual (Page 256)

8.1 Inspection Items
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No. Action Criteria Inspection Details Inspection Item
3 Indicators POWER
indicator
Check whether the in-
dicator is lit. The indicator must be
lit. (It is abnormal if
the indicator is unlit.)
READY
indicator Check whether the in-
dicator is lit. The indicator must be
lit. (It is abnormal if
the indicator is unlit.) See Chapter 9
Troubleshooting.
RUN
indicator Check whether the in-
dicator is lit while the
system is in RUN
state. The indicator must be
lit. (It is abnormal if
the indicator is unlit.) See Chapter 9
Troubleshooting.
ERR
indicator Check whether the in-
dicator is unlit. The indicator must be
unlit. (It is abnormal
if the indicator is lit.) See Chapter 9
Troubleshooting.
ALM
indicator Check whether the in-
dicator is unlit. The indicator must be
unlit. (It is abnormal
if the indicator is lit.) See Chapter 9
Troubleshooting.
BAT
indicator Check whether the in-
dicator is unlit. The indicator must be
unlit. (The battery
voltage is too low if
the indicator is lit.) Replace the battery.
I/O
indicator Check whether the in-
dicator comes on and
goes off correctly. The indicator must
come on when I/O is
ON, and go off when
I/O is OFF. It is ab-
normal if the indica-
tor does not come on
or go off as above.
8.1.2 Regular Inspections
This section describes inspection items that must be performed once or twice every six months
to one year. Inspections must also be performed when the equipment is relocated or modified
or when the wiring is changed.
Prohibited
D Do not replace the built-in fuse.
If the customer replaces the built-in fuse, the MP930 may malfunction or break down.
Contact your Yaskawa representative.
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