Sony TC-WR645S - Page 13

SECTION 5
DIAGRAMS
5-1.
BLOCK
DIAGRAM
DOLBY
NR_AMP
CALIBRATON
1C503
AMP
1504
(C506
(2/2)
RV9O1
Rv902
SERIO!
;
R—CH
3502
MPX
a
on
EY)
Bare
[BALANCE
[REC
LEVEL)
FILTER
Seon
+>
see
ee
=
<3)
OAD)
18
HP
CUT
1
(@D—-
po
are
ae
PHONES
LINE
IN
Dy
1¢502
ao
%
ov
DOLaY
$§
AMP
J501-2
:
iC
|
LINE
OUT
164)
~~
LINE_OUT
MPX
CAL
SWITCH
ae
FILTER
a)
ae.
HEADRHONE
(r°™%
muting
101
$936-|
A
HP
LEVEL(O)
LEVEL
a
”
DOLBY
NR
REC
Sy
an4|
oO
OFF
AMP
|
(3
R-CH
ON
CALIBRATION
ani
ON/OFF
ON/FILTER
Q516
PB/REC,EQ
AMP
1C506(1/21
RVII
OFF
(7)
(PB
LEVEL
CAL
OSC
OSC
ON/OFF
CAL
ON/
HPIOI
‘
PLAYBACK
/
=>
amg
Seen
O
cat
BING)
1C501
oa
LINE
MUTE
(6
~
(DE
CKA)
0541
,542
66
OSC
H/L
NR
NR
MODE
26)
MODE
CONT
O
KEY
INPUT
MODE
CONTROL
(®
CONTROL
7eaos
rete
1
514,515
(@7)MODE
CONT
|
|
'
a!
9
$936-2
RVI
we
Y_NR
HRPEIOI=1
Poser
(PB
LEVEL]
Se
+
DOLBY
_N
REC/PB/ERASE
—F>
26
——]
OFF
HEAD
(DECK~B)
{
(DECK~B)
NR
(24)NR
CONT
0
A/D
IN
02)
I
Ww
t
a,
a
(3)
CONTROL
dj
a]
eel
RVIO2
NR
Q5I!
512
NR
CONT
|
t—|
(REC
LEVE.
REC
OUT
SWITCH
@)
?
ON/FILTER
!
CX)
z
:
5937
|
‘
O
$86
(DECK—A)
[DOLBY
NR]
|
Rio)
(2
acre
(HALF)
P
it
A/D
CONT
|
(9)
ana
|
Nw
{
|
S|
conTROL
t
I
23)
NR
BC/S
A/D
CONT
06)
(9)
{
i
[ees
1
ie
RELAY
ql.
q
ee
$945
9843
AMS
AMP
eet
ae
°
0521
$6)
DIR_MODE
A/D
IN
|
G33)
»—_0--t}-__(2)=—»_—
-
--
-—-
hs
—
tee
a
=
(15)
AMS/BS
de
qd
Co
_
({8)
REC
MUTE
9
(6)
A/B
SEL
a
PEL
oe
ee
$86
(DECK-8)
G2)
GP
CAL
|
(HALF)
REC
3
CALIBRATION
REC
ra
REC
CAL
0
patter
B}
REC*CAL
CALIBRATION
REC
CAL
|
585
(DECK-B]
eee
(REC~B]
CONTROL
REC
EQ
1C801
7
R—CH
0544
545
~
(7)
PB
EQ
H/L
KEY
5
@?)
if
AW
1
3
q
ql
2
<
?
4
-
68)
RELAY
(B)
(
DECK-A)
:
i
$-REEL
(A
14)
ROTATION
DET
ee
B-
$81
(DECK—A}
oO
—+
(3)
TO/120
p18}
D703,704
(op)
>
VB}
(DECK~B)
ot
tT
©
S+REEL(
B)@8)
ROTATION
DET
(METAL)
IC8I
al
(5)
70/120u(B)
a
ae
POWER
SWITCHING
©
eee
‘
CAPSTAN
POWER
OUT(8
~
ON/OFF
ON
(63)
CAP-M(A)
801
Q705
(C701
D571
RESET
MI(DECK-A}
RESET
CAPSTAN
6)
i)
1C803
@
MOTOR
B+
(+7.5V)
REEL
780!
REEL(A)+
(5)
motor
@
POWER
TRANSFORMER
REEL
(A)—@)-—_—~e(@)
_
DRIVE
me
IC6OIU1/2)
(*)
bese
B+
REG
RECT
CAPSTAN
-
MI{DECK-B)
bere
MOTOR
65)
cnP-
Me
H/L
(+5V)
9703,
704
D701
,702
CAPSTAN
()
HI/NOR
DOLBY
HX
PRO
REC
EQ
MOTOR
1608
th
1C81
ree
REEL(B)+
64)
MOTOR
S014
DRIVE
REEL(B)—
m2
PSTAN
®)
IC601
(2/2)
MP)
REEL
MoTor
LPOWER
D706
oH
“HoTOR
=)
(DECK-B}
+
DRIVE
68)
CAP-
M(B)
ON
4
5
=Z
ve!
602
7
ite
D713
D705
(RECORD
BIAS)
powen’
WG)
|
>!
1d
~
BIAS
CAL3
as
r
ts
&)
Pi-16
62
REG
iy
Ww
~
(GO)
BIAS
CAL
2
"
gi-8
[87
Q707,708
on
Rees
_
(49)
BIAS
CAL
|
REMOTE
ac
tpai|
°
(RECORD
BIAS)
NW
-
CONT
ROL
IN
9
a
a
sincs@)
RECEIVER
WW
—~
49)BIAS
CALO
@
2
=
IC9OI
D716
ae
=e
ia
EST
VFD
901
ot
Rot
CALIBRATION
23}—40)
——-89
—(44)
{C807
HRPEIOI-2
REC/PB/ERASE
z|
g-
SWTCHING
D
°
|
tPaol
OFF
HEAD
Q842
pace
o
|
(TEST)
(DECK—B}
TSI
z
02
R-CH
is
omitted=Same
as
L—CH