YASKAWA YASNAC 3000G

Setting
the
switch
to
F
(forward)
causes
the
tape
to
feed.
To
rewind the
tape,
set
the
switch
to
R
(reverse).
4.2
POWER
ON/OFF
OPERATION
4.2.1
TURNING
ON
POWER
Before
turning
on
power,
check
the
machine
ferring
to
the
machine
tool
builder's
manual.
O
O
re-
0
SYSTEM
1
PARAMETER
2
CH
3
LO
«
TE
5
TE
TAPE
FEED
ECK
AD
E
«<§>ÿ
F
R
ST
(0)
ST
HI
Depress
the
POWER ON
button
to turn
trol
power.
The
initial
timer
will
be
reset
in
about
two
seconds.
Then
the
servo
unit is
ready
for
being
powered,
which
can
be
shown
in
alarm
code
"31.M
1.
on
con-
O O
&
o
o
2.
Depress
the
POWER ON
button
again
to
turn
on
servo
power.
The
NRD
(NC
READY)
sig¬
nal
is
given
which
indicates
that
the
control
is
ready
for
operation.
When
the
NRD
(NC
READY)
signal
turns
on
the
power
of
the
machine
and
the
MRD
(MA¬
CHINE
READY)
signal
is
given
to
the
control
in
return,
the
READY
lamp
will
be
lit.
The
NC
machine
is
ready
to
operate.
3.
O
O
T T
O
O
Fig.
4.
1.
15
POWER
ON
POWER
ON
•
SYSTEM
NO.
switch
I
Set
the
switch
to
"0"
during
usual
operation.
Functions
to
its
setting
are as
follows.
Setting
at:
"0"
SYSTEM
—
Is
for
usual
operation
and
prevents
writing
parameters
is
prevented.
APPROX,.
2
SECONDS
CONTROL
POWER
y
NRD
(NC
READY)
SERVO
PCWER
\
NRD
(NC
READY)
"1"
PARAMETER-
MACHINE
POWER
Is
to
write
parameters
and
at
this
position
prevents
Cycle
Start.
Set
the
switch
back
to
"0"
when
parameters
have
been
written.
MRD
(MACHINE
READY)
N
READY
LAMP
I
I
"2"
CHECK-
ALARM
CODE
"31"
"28"
BLANK
Is
to
collate
the
system
program
stored
with
the
system
tape.
Fig.
4.2.1
Sequence
of
Turning
on
Operation
"3"
LOAD—
Allows
storing
maintenance
tape
data
into
the
control.
4.2.
2
TURNING
OFF
POWER
Depressing
the
POWER
OFF
button
causes servo
power
and control
power
to
be turned
off
simul¬
taneously.
However,
for
stabler
system
opera¬
tion,
take
the
following
procedure.
"4"
TEST
(0)
—
Permits
usual
operation.
Diagnosing
of
the
memory
contents
and
checking
of
Reference
Zero
position
are
omitted.
1.
Depress
the
EMERGENCY
STOP
button
to
cut
off
servo
power.
NRD
signal
is
inter¬
rupted,
which
results
in
turning
off
the
ma¬
chine
power,
too.
"5"
TEST
( 1)
—
Writing
parameters
is
effective.
Diagnosing
of
the
memory
contents
and
Reference
Zero
position
check
are
omitted.
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89
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