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TUNER SECTION
AGC SWITCHING
C456 C457
Q40!1
2SC!740
SR
R405
0402
a
4.7K
ISSI33
CP
ANTENNA
TERMINAL
$o4o1
CF40l
cF402
23v
FM
4 VARICAP - DIODE
IcS2i
c433
R430
r-L
MS
craos
vsov gt
1/50 V 10/50V
LAI265
1f
DET & AM IC
Q402 KSC838
CY
Q403
OTCli4ys
Q404 KSC838
CY
Q410,Q413.Q415
OTCII4
YS
Q411,Q412
KSC838 CY
MUTE CONTROL
4s
CA" 414
2S8c1740 SR
D409
ISS133
1SSI33
+
:
c4a72
{0}
1/50V
prs
405~Q409
2SCI740 SR
MW/LW
SELECT
Q416
KSC945 CL
R474 RATS
Q417
2SCI740 SR
Pigs
10K
K> l2v
R476
22K
8
c478
0.047 T
FE40!
FRONT END
DIAGRAM
FETI 3SKIO}
6P
FET!
o~ 100
4~10P
©
220P
by
Boney
.
©
©)
100
(4)
®
418,9.419,9421[__ ||
.
2SA933
SR
FET2 28K241
VCDI+ 4
28€2995
ISVIO3 or ISV55
ts
Q420.9422
DTCII4 YS
a
R
+B CONTROL
©
2SC2669
@
Specifications
or wiring diagrams
of this model
are
subject
to change
for the improvement
without
prior notice.
TUNER
PWB
-
E1
LCDSOI_
FREQUENCY
DISPLAY
STEREO
AUTO SCAN
pvragd or
iol a
mit
CIELO hay AI
(e)
61)
Y wii
|
|
I
.
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© GD 69
C_SOG99)
Saal saa
Low
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@)
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@)
(¢ 501
©)
PLL SYNTHESIZER
3
ary)
CONTROL
ss
Gro cas
@}Fi
MPDI7ISAGESSO
pissis3
dG
a
fo
ep
Saeaaeaaar anaaae [>
;
TIMING CONTROL |
FM
o9_!
3571
_@
LSo MUTE K3
STEREO IND.
a
Xi Xo_LSi_Ka
SLH34VC5
_—
| c535
WIIOOO
SOS
es
me
||
PACH
Q510. 2SA933 SR
IF COUNT
;
a
REQUEST
S
(i
QSH,.QSI2
2SA933 SR
rsco
SWITCHING
QQOQOOQOOS
am
LCD
PWB-E2
OGG
OD)
Elli
QOOOO@
MODEL
SC-7700H
TMAPC 1 279AFZZ
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