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Sony TC-WR645S - Page 17

Sony TC-WR645S
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TC-WR645S
5-5.
SCHEMATIC
DIAGRAM
(AUDIO
SECTION)
1
2
3
4
rs)
6 7
8
9
PO
10
11
12
13 14
15
16
[
SW-A.
BOARD
]
|
$8i
STOP
PET
CNP81
17
18
19
[
PANEL
BOARD
[AUDIO
BOARD]
(DECK
A)
VFA901
Fy
oe
TAPE
SPEED
fifi
tt
aepryve
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TLIO
|
s
:
wen
|
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rE
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ee
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Ld
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MAIN
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M
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me
mM
EH
bed!
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—
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Page
23>
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|
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62
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|
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47K
(423)
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C
CONTROL
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MAIN
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HP101
]
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Page
25>
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CNB32
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P12
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i
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R923 R922
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t
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3.9k
=
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|
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23>
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|
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ath
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BR
of
PR
ob
[C901
A
AUDIO
BOARD]
(DECK
B)
$954
5952
$951
REMOTE
CONTROL
OD
G
CHECK
RMS/START
RECEIVER
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pEQ
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1901
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MOTOR
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METAL
MAIN
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—
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i
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ol
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Page
25>
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CH
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—
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t
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t
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q
age:
aca
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a
oe
SI
:
(CNSO3)
} 1
®
4
Ot
PB
LEVEL
REEL
Note
:
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1 !
oa
7
Ro
fE
py
+5V
<Sea
Page
23>
t
is]
p
:
:
1¢81
on
c
tH
HIGH
*
All
capacitors
are
in
F
unless
otherwise
noted.
pF:
yp
yw
F
wbeas7og2)
6-4
|
TY
R32
.
~7V
(MOTOR)
SOWV
or
less
are
not
indicated
except
for
electrolytics
and
K
AW.
HRP101/HE101
'
1
eitalems:
RECORB/PLAYBACK/ERASE
!
“RS
*
All
resistors
are
in
Q
and
YW
or
less
unless
otherwise
oe
H
—s
a
ee
ge
eg
specified.
BIAS
ON/OFF
°°
Bo
*
%
:
indicates
tolerance.
1
‘4
Q53
®,
ae
ee
(6.8)
g51
i
-7.4
23816228
25B16225
*
A:
internal
component.
H
i
!
-
fw
:
fusible
resistor.
'
1
.
1
a
Note
:
Note
:
218
The
components
identi-
|
Les
composants
identifiés
par
.
in
fied
by
mark
ordot-
|
uné
marque
sont
critiques
le
ted
line
with
mark
pour
la
sécurité.
1
-9)
|
are
critical
for
safety.
Ne
les
remplacer
que
par
une
Replace
only
with
part
piéce
portant
le
numéro
spéci-
number
specified.
fié,
°
:
B+
Line
so
R54
ets
mm
sm
:B-
Line
5.6
BIAS
°
:
adjustment
for
repair.
<S
pee
:
GND
°
Yoltage
and
waveforms
are
de
with
respect
to
ground
under
kL
gC
R
CH
(REC)
ro
no-signal
conditions.
RELAY
MAIN
BOARS
no
mark
;
STOP
BIAS
CONSUMPTION
|
@)
(CN504)
c
CURRENT
ADJUSTMENT
¢
)
:
REC
Scere
ne.
_
:
_
j
<Sae
Page
23>
°
Voltages
are
taken
with
a
VOW
(Input
impedance
10M
Q
}.
y
Ps
Voltage
variations
may
be
noted
due
to
normal
production
Se
i
a
eae
t
I
tolerances.
1S
=
i
,
C84
[OO
°
Waveforms
are
taken
witn
a
oscilloscope,
ima
tearm
ae
rae
30V
1D
>
Voltage
variations
may
be
noted
due
to
normal
production
ie
7
iad
1
113
i
tolerances,
4
tinged
a
REC
BIAS
C-CH
°
Circled
numbers
refer
to
waveforms.
Le
TS
ra
°
Signal
path.
To
@
[C81
TPBI
g
1c81|
+
A
+
DE
ES
\
—
Pay
>
/
FM
>
>
PB
(DECK
A)
o
a)
DOLBY
JD)
:
REC
(
DECK
B)
feel
HX-PRO
[>
:PB(DECKB)
i
pitt...
ie
1
3
£
:
r
REC
BIAS R-CH
°G@:
German
ie
iS
S|
AUS
;
Australian
ay
Sor
2
LAN
St
ety
L
t
i
1
$cte-se5-4
—
28
—
—
29
—
—
30
—
—
32
—