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Phenomenon
7.
Paper is
not
fed.
Condition
(3) Rotary holder rota-
tions
arc short by one
(I)
Y mot
or
(3·1) does not
rotate.
Cau
se
Level
(3) Pen return spring
is
B
deformed.
(2) Reed switch is faul
ty
B
(1) Discrepancy in mounting B
of
the reed swi
tch
unit.
(2)
Excessive rotation
of
A
rotary holder.
(I)
Y motorlead wire is cut.
B
(2) Deformation
of
Y idle
B
gear (3·2).
(3) Rubber roller unit (3·3) B
does
not
rotate well.
(4) Foreign matter
be
tween
A
gears.
(5) Low battery voltage.
A
(6) Paper holding roller
B .
support plate unit (left)
(3
-4
) does
not
operate
smoothly.
(7)
Paper holding roller B
support plate unit (
ri
ght)
(3
-5) does
not
function
well.
Location and Me
th
od
of
Checking
Check the shape
of
the pen
return spring.
Check
if
reed switch actuates
when magnetic
nux
is
norm
a.I.
Check position
of
reed
switch
unit
.
Check
if
rotary holder
excessively
du
e
to
foreign
maner,
et
c.
Check
if
normal current
is
impressed
to
each phase
of
the motor.
Check if
Y idle gear is normal
or
not
.
Dismount
Y
idl
e gear and
check rubber roller rotations.
Ca
ut
io
n rotations are heavy
due to friction
be
tween
rubber roller and paper guide
when paper
is
not inserted.
Slowly rotate Y idel gear by
hand and check for fore
ign
matter.
Check
if
battery voltage
is
below 4.5V.
H
oo
k tweezer tips in hole
of
spr
in
g hook on paper holding
roller support plate unit and
move
it
up
and down.
Hook
tweezer tips
in
hole
of
spring hook
on
paper holding
roller support plate unit and
move it
up
and down.
Repair Method
• Replace rotary holder.
Replace reed switch
unit
(4·6).
Replace reed switch
unit
.
Remove foreign
malle1,
etc
.
Replace X motor.
Replace
Y idle gear.
Replace rubber roller unit.
Remove foreign matter.
Recharge
to
normal voltage.
Replace paper holding
roller
support plate unit (left).
Replace paper holding roller
support plate unit (right}.
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