Disassembly And Replacement; 2-L . Front Panel Removal - Sony ST-5066 Service Manual

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Note:
All
screws
in
this
Phillips
type
(cross
otherwisc indicated.
SECTION
2
DISASSEMBLY
AND
REPLACEMENT
servicc
manual
are
recess
type)
unless
AM
FM
lamp
Fig.
2-3.
Dial lamp
replacement
2.1
.
FRONT
PANEL
REMOVAL
l.
Remove
the
two
screws
at both
sides
of
the
wood-
en
case.
This
frees
the wooden
case.
2.
Remove
the TUNING knob by pulling
it
straight
off
.
3.
Remove
the two
screws
from the bottom
plate
and one
screw at
both
sides
of the
front
subchassis
as
shown
in
Fig.
2-l
and 2-2. This
frees
the front
pane1.
Fig.
2-1.
Front panel
removal
(bottom
view)
,+.:i
Fig.
2-2.
Front panel removal
(side
view)
2.2.
LAMP
REMOVAL
Dial
Lamp
1.
Remove
the
screw
shown
in
Fig.
2-3.
This
frees
the
dial lamp
holder.
2.
Remove
the lamp
from
the holder.
Meter
Lamp
1.
Straighten
the flat
spring, then
pull
it up
as
shown
in
Fig. 2-4.
This
frees
the
meter
lamp
holder.
2.
Remove
the lamp from the
holder.
F
ig.
2-4.
Meter lamp
removal
2-3.
DIAL
CORD STRINGING
Preparation
l.
Cut
a
1250
mm
(5l-inch)
inch) diameter dial
cord.
2. Tie the end
of
the
cord
Fie.
2-5.
length
of
0.5
mm
(l
164-
to
a
spring
as
shown
in
3. Rotate the tuning drum
fully
clockwise
(max-
imum
capacitance
position).
4. Hook the
spring
to
the tuning drum
as
shown
in.
Fie.
2-5.
Procedure
1.
Referring
to Fig.
2-5
, proceed
the
stringing
in
nu-
merical order
as
shown.
Note:
Refer
to
the ltig.
2-6,
for
wrapping
thc
cord
around
the druttr.
At
the finish
point of
stringing.
tiglrten
the cord
so
that
the
spring
is undcr
tcn-
sion, and
squeeze
the
eYelet.
2. After
completing
the dial
cord stringing,
make
sure
that
the tuning
system
works properly.
3
dia
I
lamp
flat
spring
meter
lamp
holder
meter
lamp
shade

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