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1
Fig.
36
lf
the
indicator
of
the
tester
shows
*C), the
lead
wire of the
connector
is
disconnected.
Replace
the
needle
selector solenoid
unit
or the
solenoid cord
with
a new
one.
lf
there
are
some
disconnections
on the
solenoids,
replace
the
needle selector
solenoid
unit
or the
solenoid
with
a
new
one.
lf
the
needle
selector
solenoid
unit
is
working correctly,
replace
the pattern
case
whole
unit
or the main
P.C.B. assembly
with
a
new
one.
3.
There
are some needles
selected
to
position
D.
There
are some
defects
or poor adjustment
of
the position
sensors.
Check
the right
and
left
position
sensor
by
referring
to
the
item
lX.
!IX.
CHECKING
THE
PATTERN
CASE
(except
the variation
switches)
1.
Check
the display.
,
Push
the
"8"
key
three
times.
The buzzer
makes a
sound and
the
number 8
appears
in
the
display whenever
it
is pushed.
2.
Check
the
CE
key.
(Ce .
.
.
Clear
Entry)
Push
the
CE key.
The buzzer
makes
a
sound and
the number in the display
resets.
3.
Check
the
numeral
keys.
Push
the
numeral
key in
order,
the
number
of
the
pushed
key
appears
in
the
right
side
of
the
display.
The computor
will
only
accept
a
maximum
of
3 key
entrys.
Push
the
CE
key
to
clear
the display, then continue
to
check
the numeral
keys.
The
buzzer
makes
a
sound whenever
the key
is pushed.
4.
Check
the
CR
key. (Cn
.
. .
Correction)
Push
the
CR key.
Error
lamp
is flashes
on
and
off.
Push
the
CE key.
Error
lamp
will
go
off.
5.
Check
the CF key and RR
key.
(CF .
..
Card
feed,
RR.
.
.
Return
&
Reset)
*The
CF key.
Push
the
CF key.
The card feeding
mechanism
turn
forwards and mark
sensor moves
to
the right
and
then
comes
back
to the left
side
of the
card
reader.
Note:
The CF
key
can
not
be operated
repeatedly.
lf
the
CF
key
does
not
work,
operate
it
after
pushing
the
RR
key.
*The
RR key.
Push
the
RR key.
The card feeding mechanlsm
turns
backward.
6.
Check
the M key
and
the
step
lamp.
(M . .
.
Memory)
Push
the
M key.
The
ready lamp
goes
off
and
the pattern
selector
lamp
is
lit
up.
Set
the pattern
selector
switchto
the middle
position
(A+B)
and
push
the
M key.
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