Sony ICF-CD855V - Schematic Diagram - MAIN Section (2;2)

ICF-CD855V
2727
6-12. SCHEMATIC DIAGRAM – MAIN Section (2/2) – • See page 28 for IC Block Diagrams.
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
IC402
C448
C449
C922
C921
C923
R917
D908
C915
C914
C917
D906
C913
C912
R906
R918
C905
C903
C902
CNP901
W901
C911
D905
C910
R919
C908
D904
Q906
R911
Q905
D903
R910
Q904
C909 R914 R913
R912
R496
C918
C447
D907
R916
R301
R302
R303
R446
R443
C418
R909
C108
C208
C209
C109
C317
C316
IC301
C201C101
C102
C202
C203
C103
R101
R102 C121
R202 C221
R201
R203
R103
C309
C310
C311
R204
R308
R309
C314
C315
C313
C312
R207
R208
R108
R107
C206
C207
C106
C107
R120
C110
R220
C210
D103
D203
R223
R123
Q302
R312
R311
R313
C320
Q101
Q201
D101
D201
R111
R211
C112
C212
Q102
Q202
C211
R109
R110
R210
R209
R115
R215
R114 C114
C214
C115
C215
C325
C217
R113 R213C318
C119C219
C218
R314
C117
CNP304
D102
D202
C304
C302
BH301
CNP303
R104
R121
R221
J301
SP201
SP101
C327
Q903
C450
Q907
Q909
Q908
R915
R205
JC301
JC302
R105
C323
C322
C319
R310
C111
R214
IC302
C919
R219
R119
C118
R217
R117
C324
C907
C120
C220
Q301
XC61CN2002MR
0.1
470
6.3V
0.01
100
10V
10
50V
1k
M1MA142WAT1
0.01
0.01
0.01
1SS119
470
10V
0.01
100
10k
470
10V
0.01
1000
16V
2P
470
10V
1SS119
0.01
10k
470
10V
MM3Z6V8ST1
2SD2396K
47
MSB1218A-RT1
DA204U
10k
MSD1819A-RT1
0.01 2.2k 4.7k
100
470k
0.01
0.01
MM3Z4V7ST1
1k
1k
1k
1k
10k
1k
1000p
10k
1000p
1000p
470p
470p
0.22
0.1
BD3870FS-E2
11
1
1
0.1
0.1
22k
22k 2200p
22k 2200p
22k
22k
22k
2.2
2.2
47
10V
1k
1k
1k
0.01
47
10V
1000p
1000p
4.7k
470k
470k
4.7k
0.1
0.1
0.1
0.1
100k
47
10V
100k
47
10V
MMDL914T1
MMDL914T1
4.7k
4.7k
DTA124EUA
2.2k
2.2k
47k
4.7
50V
MSD1819A-RT1
MSD1819A-RT1
MMDL914T1
MMDL914T1
1k
1k
1000p
1000p
2SD1757
2SD1757
1
47k
22k
22k
47k
2.2k
2.2k
10k 1
1
470p
470p
4.7
50V
1000
6.3V
220k 220k2200p
22
25V
22
25V
0.47
2.2k
1000
6.3V
4P
1SS119
1SS119
100
10V
0.01
11P
14P
1k
47k
47k
47
10V
2SD2396K
0.1
MSD1819A-RT1
MUN5113T1
KTC3203Y
100
220k
0
0
220k
4.7
50V
100
10V
0.022
10k
1
10k
LA4627
0.01
1k
1k
0.47
220
220
0.01
0.01
4.7
50V
4.7
50V
DTA123JUA-T106
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
DI
CE
CL
WRQ
DO
RES
MUTE
CLK
DATA
PLL
DRF
SEQ
1
2
3.3V
GND
LCH
RCH
RES
DI
CE
CL
WRQ
DO
DRF
FSEQ
6V
PGND
MUTE
COUNT
LCH
RCH
GND
VT
S-GND
PLL CLK
PLL DATA
PLL CE
R +B
NC
NC
VREF
GND
V LIN
V RIN
SEL R
SEL L
CD LIN
CD RIN
R LIN
R RIN
CAP
LOUT
ROUT
VCC
SI
SC
TNF L
TNF R
BNF R
BOUT R
BNF L
BOUT L
SPL+
SPL-
SPR-
SPR+
(2/2)
LIN
N
C
PRE
G
N
D
POWER
GND
POWER
GND
NC
L
O
UT
STBY
R
IN
DC
P
.P
N
C
R
OU
T
V
C
C
(L-CH)
(R-CH)
POWER AMPQ102,202
MUTING
POWER
UNIT
(CHASSIS GND)
REGULATOR
+5.6V
REGULATOR
+4V
REGULATOR
CONTROL
REGULATOR
+3.3V
RESET SIGNAL
GENERATOR
RESET
G
V
Q904-906
+6.2V REGULATOR
CONTROL
MUTING
Q101,201
AGC
SURROUND/TONE CONTROL
INPUT SELECT,ELECTRICAL VOLUME,
RADIO
B+ SWITCH
(Page 26)
(Page 21)
(Page 23)