Schematic Diagram – Sub Board (3/5) - Sony MEX-1HD Service Manual

6-24. SCHEMATIC DIAGRAM – SUB Board (3/5) – •
(3/5)
R348
C347 100p R347
C346 100p
C366 R335
R324
100p 2.2k
FB333 10k
FB332
FB331
C365 R333 R323
CN301
100p 2.2k 10k
6P
R334
100
DA
DA_RCH
(Page 50)
DA_LCH
+5V REGULATOR
IC391
TA78M05F
R399
0
DA5V O I
G
C398
C394
10
0.1
16V
DAGND
D_MUTING
J101
FM/AM
ANTENNA IN
SUBUCOM-TUNER:EVOL:RDS
(Page 49)
See page 60 for IC Block Diagram.
0
0
D361 C361 R332
AUX-R
MA8068 0.001 100
AUX-L
AUX-G
C314
0.0015
C384 C383 C395
680p 150p 0.22
C387 R381 R383
0 10k 10k
C388
0 LOW-PASS
GND
FILTER
IC372
NJM4580
VCC
R311 R312
10k 10k
R391 R393
10k 10k
C385 680p
R388
10k
R389 C393 C386
10k 150p 10 16V
R398
Q372
4.7k
2SB1132-T1
R397
Q372,373
4.7k
B+ SWITCH
Q373
DTC144EK
TUX101
TUX-020
(FM/AM TUNER PACK)
R101
C106 10 C101
0.1 18p
BN103
L101
0
C370 0
R315 R316 R376
10k 10k
10k
C315
0.1
LOW-PASS
FILTER
IC302
C369
NJM4580
0
C313
0.012
C303
AUX-R 1
C304
AUX-G
1
C305
AUX-L 1
C306
0.01
R105 C112 C113
6.8k 0.047 0.022
C111 R106
0.0047 100k
R107
47k
C115 C116
1 1
C117
0.01
(Page 53)
51 51
C368 R321 R322
0 10k 10k
R373
10k
C316
0.0015
LOW-PASS
FILTER
IC303
NJM4580
C318
C367 0.1
0
R318
10k
C317
R317
0.012
10k
C312 C302 C301 C319 C320
10 1 1 0.22 0.22
16V
R310
100
INPUT SELECT,
ELECTRICAL VOLUME R308
100
IC301
TDA7406
R307
100
R306
100
R305
100
R309
100
R365
0
R301
47k
C307 C308
0.0047 0.47
R304
0
C311
C310 R313
220
0.01 0
10V
Q306
DTC144EK
MUTING
CONTROL
XS_MUTING
MEX-1HD
B1
B2
B3
(Page 52)
B4
B5
B6
C375
100p
C374
100p
C373
100p
C372
100p
C371
100p
B7
C309
100p
SA_DATA
SA_CLK
(Page 50)