Sony HCD-H7 - Page 20

6-4.
SCHEMATIC
DIAGRAM—Tuner/Deck
Section—
Refer
to
page
39
for
IC
Block
Diagrams.
,
iis
deed
aes
fa
ene
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
1
2
3
4
5
.
I fi
any!
Tus,
CND,E,£A,AUS
MODEL
;
;
:
;
:
;
a
Se
ey
re
fee
aut,
|
AEP,UK,WG,IT
MODEL
TONTENNA
|
Ses
2S
ee
;
Bg
eg
eG
es
oe
OARD
(1/2)}
WG
reLestopic.
=o
.
a
=
a
ee
er
9)
ace
(MAIN
B
H7:
AEP,
IT
ANTENNA
|
J
too
'2.6
12.7
MODEL
~~
'
rei
/
FM
FRONT
END
4
E,EA,
AUS
2SA1368
7
FM BAND
MODEL
SWITCH
hi
Oe
i
ct
B
$352
{SW
BOARD(I/2)]!
}
=
—
tek
DIRECTION
MODE
1T
eez6!
R320
me
RSIS
Y
WG,
IT
|
arena
_
I
i
Ae
|
a
MODEL
a
iki
®
I
+
|
OES
7d
8
9d
SoS
om
sos
ch,
=
I
Conia
"|
©
m0"
ad
aq
ad
ai.
aq
|
10.7MHz
3
a
4
z|
|
@
Q8
Ee
|
an,
a
i
iu
a
e
=I
|.
0.086
M12
Suich.
2sc8603
10
Qe
24).
AM
R313
R312
R3tt
R310
R3OQ.
RZ08
BONS
(0
|
O
Cc
I
$35!
BS
18k
ik
OFLA
aN
390
=as
a
{
[DOLBY
NR]
NR
—i—
Wr
I
AN
I
I
\
rh
oy
—
«
fo
tn
tm
fv
f-
US,CND
Y
!
ON
aflom
3
3
m
a
Se
t
ie
By
Berle
ie
de
US,CND
|
2303602
oFF
I
Z|
AHO
S|
MO
DEL
SW
SWITCH
Pee
tae
earl
or
(Baa
eae
;
=P
!
WSK
cz
pase,
Lr
ae]
2
|
Q101,102
|
:
2
2.4
—MUTING—
Q7
LED
DRIVE
0351
w
£
ie
MW
OSC
(0)
&
|
SWITCH
SWITCH
> 3
D
1
os
fa
l
i
f
io
On
|
=
12k:
|
|
g
za
ao
s
IC706
|
05,6
RESET
SWITCH
:
Bo
astio2
eu
US.
D
Bo
oe
MODEL
:
{
25
00012
PT
FOR
:
=
mie
tse)
|
|
~33p(EXCEPT
FOR)
Q104
IWEXCEPT
FOR
iT
cey"
l
150
aay
Y
z
a
(ie
ir
MODEL
MUTING
WG,1T
MODEL
25Al345
[See
1
0301-305
0306-308
0309
ae
=
co
st
oe
560
.
'8kWwWG
IT
MODEL)
oe
cee
Fol]
perros
GLIEGII
GLIHDIT
=
GLIHY!
A
|
SECTION
3
or
ed
ee
I
»
|
—_+_14
cLock
'
eee
SSS
eee
=
ae)
951,52
ie
=e
—
|b
STERES
.
+
fs
‘pean
=
Se
MW
LOW
(5.2))
eee
fe
iS
ee
ot
SIGNAL
TO
DISPLAY
‘
F
ieee
PASS
AMP
-p——--
bff
ff
MUTING
yeanilg
|
fT
roe
{20120
ml
(See
page
31.)
7
:
oe
re:
Q795
el
ans
:
%
5V
8
s8
a4
5
253399
R742
a
PLL
!
ng
es
ico
3
§
9
IC70S
can
wal
ee)
|
3
SHA
0
pci
I.
2.5
boy
Fo
z
7
ioe
:
SIGNAL
SELECT
cN701
:
(4.8))
HEE
Ress
SHUT
OFF
DET
I.
Eee
eo
|
IC999
32
/e2
$0
pei
a
)
Zs
Do
CONVERTER
3
ve
|
[oe]
4
Yd
Oy
FUNC
B
7
ree
Hes]
j
7
os
i{
LEAF
SW(A)BOARD]
a
oe
eer
=
|
=
a
x
CNP
IZA
i
ae
be
TO
DISPLAY
_
5
G
ie
—
<
|
kM
ieee
BY
BOARD
'
oh
a
acute
re
am
}——fe|
14.9}
RIBA
I
[eno-y
|
rT]
Sev
CN5O2
+
3
SS
8s
Sel
i
Ee
ge
|
47K
(US,CND,E,EA,AUS
MODEL)
|
ey
ee
|)
(See
page
31.)
|
—
rata
es]
LY
|
Cc
R73)
ik
(AEP,UK,WG,1T
MODEL}
eae
Ds
ss
cs
iJ
Cd
o11A
a
oY
ie
Seem
CNPI3A
ana
(14)
4.7
(US,CND,E,
EA,AUS
MODEL}
(wl
ICS
1h
oes
Shere
AEP.UK.WG,IT
MODEL)
|
¢730
cure
(14.8)
Ik
{
»UK,WG,
PB
EQ
RBIA
R78
a
|
100p
cairn
Bs)
ie
Rr
A
RST
TO
MAIN
pecas7océif
j
pl
47k
+5V
A®
soarnti/2)
wh
B
(0.7)
|
043A
Fe
a
ees
ox
x
AEP,UK,WG,IT
;
aTGND
CD
SECTION
!
2
"|
22m
25
3
es
ef
ons
oH
3
rp
lS
PB
LEVEL
wi
test
leviuy
MODEL
cra
V7
cra
(See
page
37.)
H
oT
6
(L)
27]
TesT
Ta8i
72
odie
10.065
regen
(OW
RAZA
i
S
ss
3S
s
ibe
oy
|_|
aa
130k
|
>
A
CNPB2A
fee
BLK
287
ss
Sy)
<5
r47V
|
ie
Heer
3
bea
es
Set
so
F
OT
UZL7HS
©
sw
ooo
eat
a
ee
sel
ee
cay“)
=eNGr
sien
££,
AUS_MODEL
;
Petco“
‘
©
&
[eae
6k
0.0228
:
co
_
i
as
ae
é
5
<I
Z
Q999
Be
°
=7N
HEAD
|
Ll
=
as
INEETN
27H
USC
ND
NODE
=s
=)
IvertER
_2thks
29A1368
Berens,
|
Suen
coencee
SWITCH
PEP
ror
|
eau
PB
HEAD
a
yp
EY
a
Aik
27
2
fof-2¥
DOLBY
AMP
Seis
ss
cate
oo
cg
INVE
:
wv
SWITCH
SWITCH(A)
SWITCH(B)
MIE
a
ma
ee
QO
TO
TRONS!
ORMER
1
N
:
f
,
nd
<g
ee
R7S3-H
R703
:
j
»i8-
tai
B
of
aRst
cng02
USaseeted
1
ett
4
2>—~
Fe
=
"G7.
~US,CND
|
[+
Hy
a
eos
4
Pe
.
fa
MODEL)
SURROUND
wy,
rae,
pila.
gi
|__|
Inia
—-
—]
He
(See
page
31.)
I
a
1
|
mod
toa}
1}
fa
pL
:
ee
OE
eet
:
480)
—
mt
pa
Mera
|
oe
s
to}
D745
ttl}
s10v
{MD-A
BOARD
»PC4570C-
|
5
Ite
cae
USIO60M
|_|
boy
-24v
{~7.2)
=
Pig
ne
eee
4)
CXATTO1P
0746
cn706
——_—_—_—_——
+
OO
|
.
0)
184)
(-29)
FOShoy
USIO60M
a
ef
eer
Ee
CNPLIB
I
g
:
XG)
Bee
eon
fre
=
é
Bos
64]
|
at
eee
ha
i
SI5B
eb
Le
LES
haem
pei
sc
ipeeea
ee
eee
S14B
o
6NO
Cro2
=e
a
.
ect
Fas
ca
et
pra
t
ar
ee
ee
PI
+7V
pcan
S118
o}|
DATAS
xt
Note:
HALE
Fe
Wenge)
701,75"
Q782
Lt
Td
ow
(See
page
31.)
:
mie
&
.
Adie:
mute
—
+44
DATA2
e
All
capacitors
are
in
wF
unless
otherwise
noted.
pF:
wuF
$12B
o
.
.
‘
:
'
REC(A)
oiinissiaor
{
LEAF
SW
(B)BOARD]
Sy
2/8
TCH
al
SOWV
or
less
are
not
indicated
except
for
electrolytics
oe
ee
7
~
|
IC604
TT
Td
oarao
J
and
tantalums.
CNPI3B
B:1149)
CNPI2B
SYS
TEM
CONTROL
p
N78
i
in
Q
and
1/,W
i
less
otherwise
fr]
4
NR
ae
e@
Aijl
resistors
are
in
an
4W
or
less
unless
s'
K
——EEEE
Se
ee
a
a
|
ei
ol
a
ae
ae
RERGE
-
at
CD
SECTION
e
A:
internal
component.
MOTGR 7
lot
4
eu
Cie
o—_
timing)
(See
page
37.)
e
{74
:
fusible
resistor.
fetch
B
P
Bu14)
SPEED
CONTROL
REC
AMP
CB
DATA
0
eoauaing
PB
EQ
B.148)
118
2SAII7S"HFE
RBIB
220
T[
{ce
pata
1
BOARD
(1/2)
ICBIB
72)
p
B(7.
I
CD
BATA
2
CD
SECTION
37
)
Note:
Note:
a
a
.
ges
E>
PB
QUTPUT
LEVEL
i
Q60!
Q613,614
aa
Sepelnlag
;
The
components
identi-
|
Les
composants
identifiés
par
~31.b08s
INVERTER
TAPE,
SELECT
i
@
BOARD
(1/2)
fied
by
mark
A\
or
dot-
|
une
marque
/\
sont
critiques
Gas
CD
SECTIO!
'
%
:
Sar
7
PB
LEVEL
“eS
ted
line
with
mark
A
pour
la
sécurité,
eo
B
se]
g
oe
(8.4)
26hi340
(See
page
37.)
are
critical
for
safety.
Ne
les
remplacer
que
par
une
or
ery
ae
el
Ge
2
‘
ik
Replace
only
with
part
|
piéce
portant
le
numéro
spéci-
tego
aeeneeee
8
Pee
é
z
rs
6
b
ified
fié
HRP1
!
WHT
ee
ci
|
!
number
specified.
ie.
REC/PB
HEAD
}
‘
ee
a
ee
ue
SOB
|
:
Shen
Bea
:
:
®
=
;
ee
OO.
=
|
Renveneniae
=k
AUB
SWITCH
@
===
-
B+
Line
eee
a
ae
&
$
AUB
ad
MAN
:
:
BLU
ny
S
2
TY
)
CD
SECTION
e
ase:
B—
Line
2
§
|
R604
GIS
Q614
654
abt
(See
page
37.)
phat
:
:
1
BRN
©
I
Fiz
—
aecaago
|
2803402
me
UZ3.
OBS
@
|
__j:
adjustment
for
repair.
ERASE
HEAD
|
x
|
ane
OH
-
|
|
|
ime
>,
“pour
©
Voltage
is
de
with
respect
to
ground
under
no-signal
(detuned)
Lessyoe-
:
9
GND
ae
M
al
.
|
ee
conditions.
pk
KS
a
cn7oe
~6=-
(See
page
31.)
:
CNPBIB)
ff
|
hone
eee
e
eee
cece
eee
e
eee
eee
ence
eee
tenet
reece
=
AEP,UK,
no
mark:
FM
i
TREC
|
TREE
(
):
Playback
Te)
M
IT
IRELAY
oisien!
ma
>:
MW
R45B12k o
j
am
eee
SIGNAL
SELECT
=
GNO
[
1:
LW
Pp
ST
bias
)
piss
NY
C458
T
’
i
ccs
©
Voltages
are
taken
with
a
VOM
(input
Impedance
10M
2).
75p
630¥
PP
een
rc
_
Voltage
variations
may
be
noted
due
to
normal
produc-
==
4
2a
|
RELA
.
N
=|
|e
e}-
<a
+}
ASB
12x
[ross
100
|
|
:
tion
tolerances.
I
SIMLSeS
Ze
wz
*
c
all
Tat
at
iz
LE
®
Signal
path.
2)
Jel
e|@
0898
|
ae
ss
:
ee
o>
SEM
ei).
caine
wee
818
2501388
BIAS
CONTROL
-—+
J
pleats
asda
ee
2T
7
0828
2562001
Tn
C]
Mee
er
ce
INVERTER
|
~
ly
2»
:PB(DECK
A)
Sz
SCOT
(-8
=
(
1
cases
na
eh
;
BS
ren(Syg
§
-——
fh]
fh
E
7
gels
[TTT
7
pe
eee
saan
=
wp
:CD
7
=
Wess!
[L312
0828,83B
{1
TT
!
Ss
ae
a
eh
BO
ee
ee
bors
oo
ee
ee
ia
ot
[REREEET
SE)
a
Bik
3
’
———
-
——_
Poh
"e
[oo
oO
|
a
a
SS
DAIIA
ORI2A
C>
:PB
(DECK
B)
4
857.737
378
BIAS
OSC
§
AEPLUK,WG,IT
TOT
Ss
cneor
~
DRB3B
4
Ye
aqn”
3
.
:
atlas
RI
S18l5
S
L
|
_
|
8R82B
|
_
|
R2A
>
8
=
g
4
=|
-
REC
O
a
OF
os
Bian
salalaly
SErED
i,
sees
oars
oe
cnreas
|
£
£
f
:
©
CND:
Canadian
model
;
Lb-2.2!
|e
~
cheno
|
:
y
4
J
J
|
WG
:
West
Germany
model
ie
1
IT:
Italian
model
({MD-B
BOARD)
fe
EA
:
Saudi
Arabia
model
ee
ee
AUS:
Australian
model