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So40l
2
IClOl , Iclo2
PRE - AMP
TA-7122P
RIO7
330K
Ri29
33K
TUNER
S0402
AUX
$0403
PHONO2
SO0404
SWIOIA_
MAIN AMP_
IC301,1IC302
TH-7IIOP
Q401~ Q404,
2SC789LB
(0)
+26V
C307
27P
pea
R224 I8KJ
Po
3f °
f
O
be
PHONO!
SO|405
2
SZO™N
SW405B
3/0 PN,
SW405A
ier
a Dy
raga |
lOOKU
|OOKU
R412
c402
c40l
1.8Ku
470P
470P
R4il
RIO8
(.8KJ
BALANCE
VOLUME
330K
ed
ees
t
R2i5
ik
3iv
(7)
K204
9.5V,
c2il
I6vi0
R2li
8.2KU
3
ell
=
=
c2i5
1O/16V
NOTE
1. ALL RESISTORS
ARE
SHOWN
IN OHMS,
tlO%
SWiloiB
EQUALIZER AMP
R225
2.2KJ
213
22K
c2ié
lOs16V
Ic201,
C202
TA-7122P
=15=
WH
Ri'2
B.zKJ
iH
+
K206
K = 1000,
M = 10&
. ALL
CAPACITORS
ARE
SHOWN
IN
FADS.
P = MMF
. VOLTAGE
READING
ARE
MEASURED
WITH
VTVM,
UNDER
NO
SIGNAL.
'
R123
10K
BASS
TRE BLE!
KI20
t
T
a,
K3I7
cize J
K320
1¢120
Riza, 7 022
18
10K
BK
RI048
VRIO3B
6.8K
v
100KA
one
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C}
k3i8
Qiol 28C734 (Y)
F402
SW401A
S0708
T401
af
K301
aq)
i):
{}
R309
°°" 1k303
270
ees
R313
AT
loop
IW
SW30I1A
K304
SO-406
SPEAKER
OUT (L)
330
6.8K
Ri329
6.8K
c318
SWITCHES
ARE
SHOWN
UNDERLINED
POSITION.
AC II10/
;
YEL
220/240V | ,
NO.
FUNCTION
POSITION
|
50 Hz
\
ORANGE
SWIOl
| FUNCTION
AUX - PHONO2 - PHONO! - TUNER]
'O-
sw30l
| RELAY
ON - OFF
|
RED
swao1 | Power
ON - OFF
|
;SW40iB
F401
ov
SW402 | TAPE MONITOR
ON- OFF
=< 4
BLK
+—
1
ote _
©
Sw403 | LOUDNESS
ON - OFF
i
5.7V
sw404 | MODE
STEREO - MONO
PL: 401
F403
awe
—
SW405 | CARTRIDE SELECTOR]
MAG
- CERAMIC
eV'SomA
bilo
ov
PURPLE
. PARTS
NUMBERS
Pare
1lol~
199
PRE - AMPLIFIRES
4
IC301, 1C 302
IClOl, IClO2, IC201, IC202
¢
'BOTTOM
VIEW)
201~
299
EQUALIZER
AMPLIFIES
R
301 ~~ 399
POWER SUPPLY & MAIN AMP
&
401 ~ 499
OTHERS
&:
ores
2s
4 Se
SE
Figure 14 SCHEMATIC
DIAGRAM
el
POWER SUPPLY
~ SR301~304
vo3B
—16—
35V 2200
- 26V
Q301,Q302
2SA56I (Y)
SM-5IOH-([ | |
Q303,0304
28734 (Y)
HEADPHONES
J40l
SO-407
SPEAKER
OUT (R)
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