Schematic Diagram - Main Board (5/6) - Sony TAV-L1 Service Manual

TAV-L1
7-25. SCHEMATIC DIAGRAM – MAIN Board (5/6) –
1
A
B
C
(Page 23
68) MAIN
D
BOARD
(1/6)
E
F
(Page 39
MAIN
71)
BOARD
(4/6)
G
H
I
J
(Page 27
69) MAIN
BOARD
(2/6)
K
(Page 31
L
MAIN
69)
BOARD
(2/6)
M
TAV-L1
• See page 108 for Waveforms.
2 3 4 5
MAIN BOARD (5/6)
D-GND
R306
100
OVF2
R307
100
OVF1
R308
100
DIAG
R309
100
RESET_EN
R310
100
LAT3
R311
100
LAT1
R312
100
SHIFT
R313
100
SCDT
R314
100
/SOFT_MUTE
R315
100
/NS_INIT
_FL/FR_D1
_C/SW_D3
BCKO
LRCKO
MCKO
C302
C310
470
R327
FB301 100p
10V
22k
HP-R
R324
22k R328
22k
8 7 6 5
C312
100p
IC301
C304
C306
100
0.1
16V HEADPHONE AMP
IC301 C313 R330
100p 22k
NJM4580E-D-TE2
1 2 3 4
FB303
HP-GND R331
22k
C303 R316
22k
470
R332
FB304 10V
22k
HP-L
C308
100p
AMP_12V
AMP_3.3V
P-GND
+27V
• See page 111 for IC Block Diagrams.
6 7 8 9
/NSP_MUTE
SOFT_MUTE
/PGMUTE
SCDT_1
SHIFT_1
LAT3_1
C328
0.1
OVF2_1
OVF2_1
OVF
/SD R322
/INIT 100
RESET_1 R343
0
LRCKO
R344 100
BCKO
LAT3_1
R320 100
_C/SW_D3
LAT1_1
SHIFT_1
MCKO
SCDT_1
SOFT_MUTE
/INIT
C326
1000p
C322 C324
100p 100p
C318
47p
/NSP_MUTE
_FL/FR_D1
_C/SW_D3 SOFT_MUTE
BCKO
/PGMUTE
LRCKO
MCKO SCDT_1
SHIFT_1
LAT1_1
OVF
R323
100
/INIT
R345
0
LRCKO
BCKO R346 100
R336
_FL/FR_D1
4.7k
R319
100
C316
R337
100p
4.7k
R348
33
MCKO
R338
R329 2.2k
22k
C319
C317
R334
100
0.1
2.2k 16V
R339
4.7k
C315
100p
R340
4.7k
C309
C311
100
0.1
16V
IC302
+1.8V REGULATOR
IC302
TK11118CSCL-G
IC B/D
72 72
10 11 12 13
C339
0.1
C338
0.1
R352
470 3
R350
FLAGLOVF
470
3
VSSL
1.5
R349 SFLAG OUTL1
10k
3.3 3
INIT VDDL
IC304
1.5
MCKSEL OUTL2
1.5
LRCK STREAM PROCESSOR VSSL
1.5
BCK IC304 VSSR
CXD9876R
0.5 1.5
DATA OUTR1
3.1 3.1
BFVDD
VDDR
1.5
BFVSS OUTR2
TEST VSSR
R341 1.8
DVDD VSUBC
0
1.5
XFSIIN XVSS
R342
33
C329
0.1
C330
0.1
IC B/D
C348
100
16V
C335 C340
0.1
0.1
R354
0
39
R358
0
C343
C341
0.1
0.1
R355
470
3
R353
470
3
VSSL
1.5
R351 SFLAG OUTL
10k
3.3 3.1
INIT VDDL
1.5
MCKSEL OUTL2
1.5
IC305 VSSL
LRCK
1.5
BCK VSSR
STREAM PROCESSOR
1.1 1.5
DATA IC305 OUTR1
CXD9876R
3.1 3.1
BFVDD VDDR
1.5
OUTR2
BFVSS
VSSR
TEST
R347 1.8
DVDD VSUBC
0
1.5
XFSIIN XVSS
C331
0.1
IC B/D
C332
0.1
1.5
R356
0 40
L302 R357
10uH 0
C336
C344
0.1 0.1
R359
22
3.1 1.1
L303
FL301
FB302
10uH
5
EMI
C325
C314
3.1 1.8
0.01
1
5 4
1 2
C323
100
1.3
16V
R333
100k
1 2 3
C337
C345
2.3 1.3
100
0.01
C321 16V
1000p
14 15 16
H1
R364
10k
R365
10k
R362 0
H2
C349 0.1
R363 0
H3
C350 0.1
C351
0.1
C352 0.1
C342
0.1
40
MAIN
BOARD
(6/6)
(Page
73)
C355
0.1
C356
0.1
R367 0
H4
R368 0
H5
R369 0
H6
R370 0
H7
C353
100
16V
41
C346
0.1
C354
C358
1000p 10p
R360 L304
R361
1M
100 1uH
4
X301
49.152MHz
3
C357
10p
IC303
OSC BUFFER
IC303
SN74AHC1GU04DCKR
H8
H9
H10