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Sony WM-11D User Manual

Sony WM-11D
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SERVICING
NOTE
—
Repairing
printed
resistor
P
gP
rs
printed
resistor
Cut
both
sides
of
the
resistor
and
solder
the
carbon
resistor
having
same
value
in
place
of
printed
one
on
the
conductor
side.
A
A
A
A
A
A
A
A
A
A
A
A
A
A
AN
A
A
A
A
A
A
A
A
a
AN
a
A
A
A
A
A
A
A
A
A
A
A
RN
A
A
AR
A
A
A
a
:
Replacing
chip
components
|
-._.
(3)
Smoothing
the
soldered
surface
|
All
chip
components
should
be
connected
and
disconnect-.
ts
After
disconnecting
the
chip
component,
remove
the
ed,
using
a
laperee
soldering
iron
[temperature
of
the
iron.
solder
by
using
a
braided
wire
to
smooth
the
land
tip:
less
than
280°
C
(536°
F)],
a
pair
of
tweezers
and
braid-
_*
surface.
|
ed
wire.
|
“ee
ot
2
Connecting
chip
components
Precautions
for
replacement
|
.
.°
ee
The
value
of
chip
components
is
not
displayed
on
fhe
main
body.
Take
due
precautions
to
avoid
mixing
new
-
"chip
components
with
other
ones.
1.
Do
not
disconnect
the
chip
component
forcefully.
Otherwise,
the
pattern
may
peel
off.
2.
Never
re-use
a
disconnected
chip
component.
Dispose
of
-
qa)
Applying
solder
to
land
on
one
side
all
old
chip
components,
Apply
a
thin
layer
of
solder
to
the
land
on
one
side
3.
To
protect
the
chip
component,
heating
time
for
attach-
ss
where
the
chip
component
is
to
be
connected.
Too
ing
the
component
should
be
within
3seconds.
=
=———_—
much
solder
may
cause
bridging.
©
Removing
chip
components
oo
f2%,
*
Small
quantity
of
solder
(1)
Removing
solder
at
electrode
| |
ee
Remove
the
solder
at
the
electrode,
using
athin
=—>
i
a
.
braided
wire.
Do
not
remove
the
solder
of
the
part
(chip
component)
attached
adjacent
to
the
electrode.
(2)
Speedy
soldering
Hold
the
chip
component
at
the
desired
position,
using
tweezers,
and
apply
the
soldering
iron
in
the
_
arrow-marked
direction.
To
protect
the
chip
compo-
nent,
heating
time
should
be
within
3
seconds.
Soldering
iron
Soldering
iron
(2)
Disconnecting
chip
components
mie
|
UN
nS
pene
Turn
the
tweezers
with
the
soldering
iron
ditetaately
os
|
ae
re
applied
to
both
electrodes,
and
the
chip
component
(3)
Speedy
soldering
of
electrode
on
the
other
side
will
be
disconnected.
Take
careful
precautions
while
Solder
the
electrode
on
the
other
side
in
the
same
disconnecting,
because
if
the
chip
component
is
force-
way
as
in
(2)
above.
|
fully
removed
the
land
may
peel
off.
Never
re-use
a
disconnected
chip
component.
Tweezers
—

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Sony WM-11D Specifications

General IconGeneral
BrandSony
ModelWM-11D
CategoryCassette Player
LanguageEnglish

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