YASKAWA yasnac i80m

PRECAUTIONS
RELATING
TO
MAINTENANCE
AND
INSPECTION
A
WARNING
Always
turn
the
power
OFF
(including
the
primary
power
supply)
before
carrying
out
daily
inspection.
Carrying
out
the
inspection
with
the
power
ON
may
lead
to
electric
shock.
•
Wait
5
minutes
after
turning
the
power
(including
the
primary
power
supply)
OFF
before
removing
or
replacing
any
unit
or
part.
Failure
to
observe
this
warning
may
lead
to
electric
shock
and
product
failure.
Be
sure
to turn
the
power
OFF
before
replacing
the
battery.
Failure
to
observe this
warning
may
lead
to
electric
shock
and
product
failure.
A
CAUTION
•
To
prevent
personnel
other
than
those
involved
in
maintenance
and
inspection
work
from
turning
ON
the
power
while maintenance
and
inspection
is
in
progress,
place
signs
stating
‘Do
not
turn
the
power
on"
or
words
to
that
effect
at
the
primary
power
supplies
of
related
control
panels
and
other
relevant
locations.
Failure
to
observe
this caution
may
lead
to
electric
shock.
•
Replace
fuses
and
batteries
with
the
designated
products.
Failure
to
observe this
caution
may
result
in
fire
or
product
failure.
Electronic
devices
such
as
C
MOS
ICs
are
rsed
on
the
control boards.
If
you
touch
them
with
your
bare
fingers
the
static
electrical
charge
in
your
body
could
destroy
them;
care
must
be
taken when
handling
these
devices.
Before
handling
these
devices
for
maintenance
purposes,
first
discharge
the
static
electricity
in
your
body
by
touching
a
grounded
metal
device.
Failure
to
observe
this caution
could
lead
to
injuries
and
product
failure.
•
Do
not
install
or
remove
boards,
wiring,
connectors,
etc.,
while the
power
is
ON.
Failure
to
observe
this
caution
could lead
to
electric
shock,
product
failure,
and
malfunction.