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Technics SA-CH750

Technics SA-CH750
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SA-CH750
SA-CH750
SA-CH750
lm
SCHEMATIC
DIAGRAM
emain,
POWER
TRANSFORMER
(A)/(B)
AND
AC
IN
TERMINAL
CIRCUIT
(Parts
ist
on
pages
33~37,)
Notes:
S601
1
2
3
4
5
6
Z
8
2
©3602
©S603
[main
circuit
S604
eS605
Q151,152
eS606
OCTA
at
Qist
AIc501
S607
s
1C501
é
.
A
Bie
wv
$V13102D
S608
sa
|
POWER
AMP
eS609
+B
(1)
2
to
BY
tuner
Vt
Gt
[cise
001
eS610
CIRCUIT
ST
EYE
<
0571,
572
i
:
ZeeSiiaosra
°
256i
(Page
22)
so
(6
oN
PROTECTOR
er
Oy
eS612
+8
(2)
(ry
0153
8
q
Z
UN4
107A
-xbos
n29e
G98
|
ee
|
seas
[S208
|
obi
©S613
wo wo
=
a
ee
Q572
oses
A
+
Aeon
Leis
ie
eS614
56K
K
£
ae
=
B
meet
eben
bite
ues
eS615
$8
line
R501
C501
A
Soak
22K
50V33
ee
=
eS616
ie
B¥tonen:
("°°
2"
Cs
1s
32%
be
514
100V10
a
i
©
:
CIRCUIT
Loch
IN
Paeeesnoencnd
©
2%
8
©S617
(CNIO2)
12ot,
CA
Leh
(Page
22)
D1
fs
8
3e
3
S618
00
(6)
c
lJ
o=
B
cu
ty
5
S
OQ]
eS619
:
SPEAKERS
eo6e0
;
R508
2.7K
R507
2.7K
=
fer
(6-80)
eS701
.
ae
LE,
EB,EG)
:
ays
508
1000P
cso
hoor
f
$23
Foreas.
~
©|—
e\|ndicated
volt
;
>
'
g
.
aon.
JOSEF
oy
anit
ror
'
alt
a
chassis
take!
ox
33
CE,
EB,EG)
areas.
aT
Therefore,
th
9701
°
[<c5e5
J
-
pes
2SDI762EF
ec
DA
on
ft
Be
powear”
4
apn
Ts
3
@
No
mark:
F
qT
input,
(T-Reh
OUT
(1)
REGULATOR
rer
be
Arsi5
~
R516
-
$
To
Tien
out
ce
|
8
“Ly
1/2W10
1/2
WiO
1g
18
8
TERMINAL
so
GQ
1SS254TA
j
872
elmportant
saf
CIRCUIT
oo
(ay
5
B
aoa
a
|e
re)
—|-—
=
Neale
polit
[
JK
502
Components
age
:
E501
Lo]
'
Q)
L
ch
!
Furthermore,
KSD4TIACYG
A
SURROUND
are
used.
Wh
CP5OI
9703
;
i
For(GC,GN)
areas,
zs
2
SPEAKERS
(80)
wor
ene
nal
|
|
lasze2
|
as
Caution!
l
RR
A
A-GND
[3)
mae
.
A
A
Anal
|
|
IC
and
LSI
ar
Rech
IN
(4)
-—
_
tiecurr
Lech
IN
Poy
MA4ISOHTA
FORE
EO:EGI
Secondary
trq
(CN501)
PWR
#
(Page
20)
T.MUTE
OF
areas.
Cover
the
pa
gg
'
Ground
the
=
gsc
ok
;
v
Tisev
\
Put
a
conduc
C701,
702
~
saloxd
oss
[ew
oh]
C562
;
Do
not
touch
Berghe
ores
erin
ie
=
nese
c554
af
.
a
S
A702
4
0703
oR
=
m
site
=
RVDP3OODLF
RVDP3000LF
A
rots
parca
as
cssr
yK502
]
p
>
ale
+
35V100
;
2SC331
1AQSTA
pri2
1
BS
Bo:
r.
a
Leh
D
RELAY
DRIVE
MA4240MTA
Aout
fread
Sale
.&
Re
ee
‘i
>
p
as
SURROUND
OF
SPEAKERS
(80)
ov
<>
|
eS
Rch
I
of
pS
S
Se
ArRu7OI
pe
40.
'
Q551
=3
|
£108
-15.7V5
Acria
2SC3311AQSTA
<=
-
he
0
aaa
A
0.01
SWITCHING
|
ae
toEEineut,
|
*8°
Ts
8
-
——-
|--
-
a
i
a
Ny
ne
J
OUTPUT
oc
[J
c
713
A0706
«
TERMINAL
HP
GND
(4)
MA42
40MTA
1SR35200TB
Ray
cine
OY
foo
d
So]
(CN702A)
+813)
(6)
D
Raves
(Page
20)
0.GND
(7)
ok
1SR35200TB
=
Brio
.
mm
EXD
E
iw
390
A
eresta
a
a
J
7048
ai!
me
|
dea.
||
y58
For
mca
cP701
'
<q
oo
42
(EB,GN)
STEREO
8
Roe
Re
i
CLK
(3)
c
“8
S
Y
AC30V
ToBiNeuts
ot
4)
o
bs
A
————o—_
3
(6)
Cy
cnzoz
6
"
OUT
PUT
ac
(5)
A
=
!
(5)
1
acsov
JK7O1
TERMINAL
ct
(6)
B
;
0
Aycn7os_
a
a
AC
IN
CIRCUIT
AF701
TL6A
230V
-:
(E,EG)
(CN701A)
te
3
7
7
=e
a.
Sow
oe
Monroa
4
(28%
stev'"<ea.em)
(Page
19)
FL
(3)
E
|
2
cnvos
ACI2.6v
50
/60Hz
Foe
.
8
ath
ly703-2
y
ger
CN706
/
©
—p—
o72!
0719
ADS
oe
eo
CN707
as
F
MA4OSIHTA
MA4OSIHTA
RE
CN708
AC4.2V
0720
<g
©
|
For
:
wR
ura
a
+
fees
Gi]
ac
in
TERMINAL
ciRCUIT
28V-
18R352007B
:
o
sy
GOWER
TRANSFORMER
PeYPOWER
TRANSFORMER
E
cane
|
(A)CIRCUIT
-14-
-15-

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