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1
2
6. SCH
EMATIC
DIAGRAM
(For Ku Type)
EQUALIZER
OUTPUT
REC OUT
PLAY BACK
"TAPE
L och
Roch
a
INPUT
390p
OUTPUT
RIO4
2.2k
c104
390p
aa REC
OUT
Bea
TAPE
C106
se
Is
390p
PLAY BACK
'
clos
LED
ASSEMBLY
i
(TAPE MONITOR )
3
t
D301
AEL-424 |
| 0302
areas
$201
: SUL8M66SC
ore
TRANSFORMER
ASSEMBLY
POWER
TRANSFORMER
TS501
ATS-287
Dsaal
-
(10)
=(11)
|
ee
=
ees
|
|
FU2 : AEK-136
t
A
Paki gt
60047
|
ol Ee be
lo}— :
STAND-BY
ON
por
ror
C)
()
(J)
1
3
3
$40!
1
*
oe
©)
|
i]
S40!:
POWER
|
ASG-554
J
AG POWER CORD
AC OUTLET
A0G-088
AC 120V
60 Hz
J4
J4
UNSWITCHED
1OOW MAX
.
AKP-507
NOTE:
The
route
of the signal is indi-
cated by a straight line (
)
when
the equalizer is on and by
dotted
line (~------ ) when it is
off.
a
Sey 0302
a
ee
fa
7
ea
a OO 2
ae
3
|
Sea
GWK-270
IC201, 202
Q201~ 204
BAZ 8I2L
28C2389
or
28SC 1845
or 28C2240
-
SS
CEE
EE
6
EE
eee
ee
oe
Q201,203
: EQUALIZER
Tc201
: EQUALIZER
AMP
oe
eT
[esl Loaf iafteaifie2) eats) ea) 22) 22) 122] [22 |= 3) [les] ss ss) Les
209
c2t
C213
C215
C217
0.01
0.0047,
n00I8
820p
330p
+o
C227
C229
C231
C233
C235
Car Beet pyre
0.15
0.068
0.027
0.01
0.0047
p
:
R233
R235
R237
R239
R241
100
100
100
100
150
Q202 , 204 : EQUALIZER
IC202 : EQUALIZER
AMP
C212
C214
C216
C218
Q0047
0.0018
820p
330p
c238
R228
¢240
c228.
=§ +230
C232
C234
C236
loop
tk = 2.2780
0.15
0.068
0.027
0.0!
0.0047
R234
R236
R238
R240
R242
100
100
100
100
150
Q205
: REGULATOR
CN4
Q206, 207:
ANODE
375
KATHODE
Po.
T
E
Re
ro
KATHOOE
(ej -t-wLeld-|-o¢hicl|-—t- we,
NOTE:
The indicated semiconductors are representative ones only.
Other
alternative
semiconductors
may
be used
and are
listed in the parts list.
VRi
ACX-318
(7 BAND
GRAPHIC
EQUALIZER)
sfont
ea a 1 =
©)
evened
@)
aca
red
ae)
rae] gb
'lect
be
oi) AJ,
VR2
ACX-
318
(7 BAND. GRAPHIC EQUALIZER)
pe
we
at
~~
. RESISTORS:
Indicated
in 2, %4W, "aW +5% tolerance unless otherwise noted k :k2,
M : MQ, (F) : 1%, (G) : :2%, (K) : + 10% (M); +20%
tolerance
2. CAPACITORS:
SWITCHES:
Indicated in capacity (uF )/voltage (V) unless otherwise noted p : pF
S201-1
TAPE
MONITOR
OFF — ON
Indication
without
voiltige
is 50V
except
electrolytic
capacitor.
Q205
250438
D201~ 204
S201 SULBM66SC
Bee eh eae eulger
OFF — ON
3. VOLTAGE, CURRENT:
Q206,207
2S8C1740S
1OE2FO
S40t
: POWER
STANO-BY— ON
7}
: DC voltage (V) at no input signal
or 2SC2458
0205
ROIZEB
Value in(
—_) is OC voitage at rated power.
vf ao
eee
The underlined indicates the switch position.
<SmA 7 DC 'current:at.no input:signal
D
or
4. OTHERS:
mp : Signal route.
@ : Adjusting point.
The
A
mark
found
on some
component
parts indicates
the im-
portance of the safety factor of the part. Therefore, when replacing,
be sure to use parts of identical designation.
%
marked capacitors and resistors have Parts numbers.
This is the basic schematic diagram, but the actual circuit may vary
due to improvements in design.
6
1a F
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