YASKAWA YASNAC 3000G - Page 156

With
the
control
power
turned
on,
connect
the
NOTES:
receptacles
of
the
new
battery
into
the
plugs
(3CN
or
5CN)
on
memory
circuit
board,
and
LED
will
be
turned
off.
See
Fig.
8.2,1.
If
LED
is
still
lighting,
it
is
due
to
the
wrong
insertion
of
battery
connectors,
or
poor
bat¬
tery
charge.
IMPORTANT:
Two
plug
stations
4CN
and
5CN
(or
2CN
and
3CN)
are
connected
together
with
common
leads.
Where
an
old
battery
is
replaced
with
a
new
one,
connect
the
new
bat¬
tery
first
to
the
plug
station
not
occupied,
then
remove
the
receptacles
of
the
old
battery.
5.
While
battery
is
being
replaced,
exercise
ut¬
most
care
to
prevent
the oil
mist
from
coming
into
the
control,
and
to
accomplish
the
work
as
quickly
as
possible.
1.
2.
Use
special
care
so
that
no
water
drop,
no
oil
or
dust
sticks
to
the
devices
(printed
cir¬
cuit
board,
connectors,
cables,
etc.)
inside
the
control.
Never leave
any
screws
or
washers
in
the
control.
If
left,
take
them
out.
3.
Depress
POWER OFF
pushbutton.
6.
8.3
POWER
FUSES
Remove
the
mounting
screw
of
old
battery,
and
then
replace
the
battery
with
new
one.
In
this
case,
pass
the
battery
lead
through
gaps
between the
battery
and
the
battery
clamp,
'
and
use care
not to
contact
the
lead
with
memory
circuit
board.
Where
the
control
is
provided
with
a
door
in¬
terlock
switch,
push
it
back
in
place
with
the
movable
section,
and
power
cannot
be
turn¬
ed
on
with
the
door
open.
Where
CPU
module is
open,
fasten
it
with
two
mounting
screws.
7.
The
power
fuses
are
provided
for
the
safety
of
the
control;
five
in
the
composite
control
power sup¬
ply
unit
and-
three
in
the
servo
unit
for
X-,
Y-
and
Z-axis.
If
they
are
blown
off,
consult
mainte¬
nance
personnel.
8.3.1
PUSES
OF
COMPOSITE
CONTROL
POWER
SUPPLY
UNIT
If
any
of
the
fuses
are
blown
off,
all
power sup¬
plies
are
turned
off.
Reset
the control
according
to
the
following
procedure.
Close
tightly
the
front
door.
8.
1.
Remove
the
biown-off fuse
that
is
indicated
with
white
mark
coming
on
the
fuse
casing
w
indow
.
Depress
POWER ON
pushbutton.
9
.
Make
sure
that
BATTERY
lamp
on
the
op¬
erator's
panel
is
turned
off.
10.
MEMORY
PRINTED
CIRCUIT
BOARD
NEW
BATTERY
"ADOS"
\
4
CN 5CN
1JMI
2
1.
ED
......
TURNING
OFF
©
©
(§)
l
LEO
TURNING
OFF
9
1
l£l
/NEW
BATTERY
600S
2
CN
3
CN
®
Fig.
8.2.2
New
Battery
Mounted
149